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Run "indent -kr -i8" on the sources 

Let's see how nasty it is to clean things up. For real.
This commit is contained in:
Linus Torvalds 2005-09-30 15:26:09 -07:00
parent 1f6239bfeb
commit 435dd32ae2
34 changed files with 6805 additions and 6655 deletions
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71
ansi.c
View File

@ -58,11 +58,11 @@ int cbcolor = -1; /* current background color */
*/
TERM term = {
#if PKCODE
MROW-1,
MROW - 1,
#else
NROW-1,
NROW - 1,
#endif
NROW-1,
NROW - 1,
NCOL,
NCOL,
MARGIN,
@ -91,8 +91,8 @@ TERM term = {
};
#if COLOR
ansifcol(color) /* set the current output color */
ansifcol(color)
/* set the current output color */
int color; /* color to set */
{
@ -100,13 +100,13 @@ int color; /* color to set */
return;
ttputc(ESC);
ttputc('[');
ansiparm(color+30);
ansiparm(color + 30);
ttputc('m');
cfcolor = color;
}
ansibcol(color) /* set the current background color */
ansibcol(color)
/* set the current background color */
int color; /* color to set */
{
@ -114,7 +114,7 @@ int color; /* color to set */
return;
ttputc(ESC);
ttputc('[');
ansiparm(color+40);
ansiparm(color + 40);
ttputc('m');
cbcolor = color;
}
@ -124,9 +124,9 @@ ansimove(row, col)
{
ttputc(ESC);
ttputc('[');
ansiparm(row+1);
ansiparm(row + 1);
ttputc(';');
ansiparm(col+1);
ansiparm(col + 1);
ttputc('H');
}
@ -148,8 +148,8 @@ ansieeop()
ttputc('J');
}
ansirev(state) /* change reverse video state */
ansirev(state)
/* change reverse video state */
int state; /* TRUE = reverse, FALSE = normal */
{
@ -159,7 +159,7 @@ int state; /* TRUE = reverse, FALSE = normal */
ttputc(ESC);
ttputc('[');
ttputc(state ? '7': '0');
ttputc(state ? '7' : '0');
ttputc('m');
#if COLOR
if (state == FALSE) {
@ -173,15 +173,13 @@ int state; /* TRUE = reverse, FALSE = normal */
#endif
}
ansicres() /* change screen resolution */
{
return(TRUE);
ansicres()
{ /* change screen resolution */
return (TRUE);
}
spal(dummy) /* change pallette settings */
{
spal(dummy)
{ /* change pallette settings */
/* none for now */
}
@ -194,17 +192,17 @@ ansibeep()
ansiparm(n)
register int n;
{
register int q,r;
register int q, r;
q = n/10;
q = n / 10;
if (q != 0) {
r = q/10;
r = q / 10;
if (r != 0) {
ttputc((r%10)+'0');
ttputc((r % 10) + '0');
}
ttputc((q%10) + '0');
ttputc((q % 10) + '0');
}
ttputc((n%10) + '0');
ttputc((n % 10) + '0');
}
ansiopen()
@ -228,7 +226,6 @@ ansiopen()
}
ansiclose()
{
#if COLOR
ansifcol(7);
@ -237,24 +234,22 @@ ansiclose()
ttclose();
}
ansikopen() /* open the keyboard (a noop here) */
{
ansikopen()
{ /* open the keyboard (a noop here) */
}
ansikclose() /* close the keyboard (a noop here) */
{
ansikclose()
{ /* close the keyboard (a noop here) */
}
#if FNLABEL
fnclabel(f, n) /* label a function key */
int f,n; /* default flag, numeric argument [unused] */
fnclabel(f, n)
/* label a function key */
int f, n; /* default flag, numeric argument [unused] */
{
/* on machines with no function keys...don't bother */
return(TRUE);
return (TRUE);
}
#endif
#else

58
basic.c
View File

@ -39,7 +39,7 @@ register int n;
return (forwchar(f, -n));
while (n--) {
if (curwp->w_doto == 0) {
if ((lp=lback(curwp->w_dotp)) == curbp->b_linep)
if ((lp = lback(curwp->w_dotp)) == curbp->b_linep)
return (FALSE);
curwp->w_dotp = lp;
curwp->w_doto = llength(lp);
@ -83,30 +83,30 @@ register int n;
return (TRUE);
}
gotoline(f, n) /* move to a particular line.
gotoline(f, n)
{ /* move to a particular line.
argument (n) must be a positive integer for
this to actually do anything */
{
register int status; /* status return */
char arg[NSTRING]; /* buffer to hold argument */
/* get an argument if one doesnt exist */
if (f == FALSE) {
if ((status = mlreply("Line to GOTO: ", arg, NSTRING)) != TRUE) {
if ((status =
mlreply("Line to GOTO: ", arg, NSTRING)) != TRUE) {
mlwrite("(Aborted)");
return(status);
return (status);
}
n = atoi(arg);
}
if (n < 1) /* if a bogus argument...then leave */
return(FALSE);
return (FALSE);
/* first, we go to the start of the buffer */
curwp->w_dotp = lforw(curbp->b_linep);
curwp->w_doto = 0;
return(forwline(f, n-1));
return (forwline(f, n - 1));
}
/*
@ -150,11 +150,11 @@ forwline(f, n)
/* if we are on the last line as we start....fail the command */
if (curwp->w_dotp == curbp->b_linep)
return(FALSE);
return (FALSE);
/* if the last command was not note a line move,
reset the goal column */
if ((lastflag&CFCPCN) == 0)
if ((lastflag & CFCPCN) == 0)
curgoal = getccol(FALSE);
/* flag this command as a line move */
@ -162,7 +162,7 @@ forwline(f, n)
/* and move the point down */
dlp = curwp->w_dotp;
while (n-- && dlp!=curbp->b_linep)
while (n-- && dlp != curbp->b_linep)
dlp = lforw(dlp);
/* reseting the current position */
@ -188,11 +188,11 @@ backline(f, n)
/* if we are on the last line as we start....fail the command */
if (lback(curwp->w_dotp) == curbp->b_linep)
return(FALSE);
return (FALSE);
/* if the last command was not note a line move,
reset the goal column */
if ((lastflag&CFCPCN) == 0)
if ((lastflag & CFCPCN) == 0)
curgoal = getccol(FALSE);
/* flag this command as a line move */
@ -200,7 +200,7 @@ backline(f, n)
/* and move the point up */
dlp = curwp->w_dotp;
while (n-- && lback(dlp)!=curbp->b_linep)
while (n-- && lback(dlp) != curbp->b_linep)
dlp = lback(dlp);
/* reseting the current position */
@ -211,17 +211,17 @@ backline(f, n)
}
#if WORDPRO
gotobop(f, n) /* go back to the beginning of the current paragraph
gotobop(f, n)
/* go back to the beginning of the current paragraph
here we look for a <NL><NL> or <NL><TAB> or <NL><SPACE>
combination to delimit the beginning of a paragraph */
int f, n; /* default Flag & Numeric argument */
{
register int suc; /* success of last backchar */
if (n < 0) /* the other way...*/
return(gotoeop(f, -n));
if (n < 0) /* the other way... */
return (gotoeop(f, -n));
while (n-- > 0) { /* for each one asked for */
@ -253,20 +253,20 @@ int f, n; /* default Flag & Numeric argument */
suc = forwchar(FALSE, 1);
}
curwp->w_flag |= WFMOVE; /* force screen update */
return(TRUE);
return (TRUE);
}
gotoeop(f, n) /* go forword to the end of the current paragraph
gotoeop(f, n)
/* go forword to the end of the current paragraph
here we look for a <NL><NL> or <NL><TAB> or <NL><SPACE>
combination to delimit the beginning of a paragraph */
int f, n; /* default Flag & Numeric argument */
{
register int suc; /* success of last backchar */
if (n < 0) /* the other way...*/
return(gotobop(f, -n));
if (n < 0) /* the other way... */
return (gotobop(f, -n));
while (n-- > 0) { /* for each one asked for */
@ -303,7 +303,7 @@ int f, n; /* default Flag & Numeric argument */
curwp->w_doto = llength(curwp->w_dotp); /* and to the EOL */
}
curwp->w_flag |= WFMOVE; /* force screen update */
return(TRUE);
return (TRUE);
}
#endif
@ -327,7 +327,7 @@ register LINE *dlp;
newcol = col;
if (c == '\t')
newcol |= tabmask;
else if (c<0x20 || c==0x7F)
else if (c < 0x20 || c == 0x7F)
++newcol;
++newcol;
if (newcol > curgoal)
@ -368,13 +368,13 @@ register int n;
n *= curwp->w_ntrows; /* to lines. */
#endif
lp = curwp->w_linep;
while (n-- && lp!=curbp->b_linep)
while (n-- && lp != curbp->b_linep)
lp = lforw(lp);
curwp->w_linep = lp;
curwp->w_dotp = lp;
curwp->w_doto = 0;
#if SCROLLCODE
curwp->w_flag |= WFHARD|WFKILLS;
curwp->w_flag |= WFHARD | WFKILLS;
#else
curwp->w_flag |= WFHARD;
#endif
@ -411,13 +411,13 @@ register int n;
n *= curwp->w_ntrows; /* to lines. */
#endif
lp = curwp->w_linep;
while (n-- && lback(lp)!=curbp->b_linep)
while (n-- && lback(lp) != curbp->b_linep)
lp = lback(lp);
curwp->w_linep = lp;
curwp->w_dotp = lp;
curwp->w_doto = 0;
#if SCROLLCODE
curwp->w_flag |= WFHARD|WFINS;
curwp->w_flag |= WFHARD | WFINS;
#else
curwp->w_flag |= WFHARD;
#endif

147
bind.c
View File

@ -14,10 +14,10 @@
extern int meta(), cex(), unarg(), ctrlg(); /* dummy prefix binding functions */
help(f, n) /* give me some help!!!!
help(f, n)
{ /* give me some help!!!!
bring up a fake buffer and read the help file
into it with view mode */
{
register WINDOW *wp; /* scaning pointer to windows */
register BUFFER *bp; /* buffer pointer to help */
char *fname; /* ptr to file returned by flook() */
@ -29,18 +29,18 @@ help(f, n) /* give me some help!!!!
fname = flook(pathname[1], FALSE);
if (fname == NULL) {
mlwrite("(Help file is not online)");
return(FALSE);
return (FALSE);
}
}
/* split the current window to make room for the help stuff */
if (splitwind(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
if (bp == NULL) {
/* and read the stuff in */
if (getfile(fname, FALSE) == FALSE)
return(FALSE);
return (FALSE);
} else
swbuffer(bp);
@ -52,16 +52,15 @@ help(f, n) /* give me some help!!!!
wp->w_flag |= WFMODE;
wp = wp->w_wndp;
}
return(TRUE);
return (TRUE);
}
deskey(f, n) /* describe the command for a certain key */
{
deskey(f, n)
{ /* describe the command for a certain key */
register int c; /* key to describe */
register char *ptr; /* string pointer to scan output strings */
char outseq[NSTRING]; /* output buffer for command sequence */
int (*getbind())();
int (*getbind()) ();
/* prompt the user to type us a key to describe */
mlwrite(": describe-key ");
@ -89,12 +88,12 @@ bindtokey(f, n)
int f, n; /* command arguments [IGNORED] */
{
register unsigned int c;/* command key to bind */
register int (*kfunc)();/* ptr to the requested function to bind to */
register unsigned int c; /* command key to bind */
register int (*kfunc) (); /* ptr to the requested function to bind to */
register KEYTAB *ktp; /* pointer into the command table */
register int found; /* matched command flag */
char outseq[80]; /* output buffer for keystroke sequence */
int (*getname())();
int (*getname()) ();
/* prompt the user to type in a key to bind */
mlwrite(": bind-to-key ");
@ -103,7 +102,7 @@ int f, n; /* command arguments [IGNORED] */
kfunc = getname();
if (kfunc == NULL) {
mlwrite("(No such function)");
return(FALSE);
return (FALSE);
}
ostring(" ");
@ -158,7 +157,7 @@ int f, n; /* command arguments [IGNORED] */
/* if we run out of binding room, bitch */
if (ktp >= &keytab[NBINDS]) {
mlwrite("Binding table FULL!");
return(FALSE);
return (FALSE);
}
ktp->k_code = c; /* add keycode */
@ -167,7 +166,7 @@ int f, n; /* command arguments [IGNORED] */
ktp->k_code = 0;
ktp->k_fp = NULL;
}
return(TRUE);
return (TRUE);
}
/* unbindkey: delete a key from the key binding table */
@ -195,9 +194,9 @@ int f, n; /* command arguments [IGNORED] */
/* if it isn't bound, bitch */
if (unbindchar(c) == FALSE) {
mlwrite("(Key not bound)");
return(FALSE);
return (FALSE);
}
return(TRUE);
return (TRUE);
}
unbindchar(c)
@ -222,7 +221,7 @@ int c; /* command key to unbind */
/* if it isn't bound, bitch */
if (!found)
return(FALSE);
return (FALSE);
/* save the pointer and scan to the end of the table */
sktp = ktp;
@ -237,33 +236,32 @@ int c; /* command key to unbind */
/* null out the last one */
ktp->k_code = 0;
ktp->k_fp = NULL;
return(TRUE);
return (TRUE);
}
desbind(f, n) /* describe bindings
desbind(f, n)
/* describe bindings
bring up a fake buffer and list the key bindings
into it with view mode */
#if APROP
{
buildlist(TRUE, "");
}
apro(f, n) /* Apropos (List functions that match a substring) */
{
apro(f, n)
{ /* Apropos (List functions that match a substring) */
char mstring[NSTRING]; /* string to match cmd names to */
int status; /* status return */
status = mlreply("Apropos string: ", mstring, NSTRING - 1);
if (status != TRUE)
return(status);
return (status);
return(buildlist(FALSE, mstring));
return (buildlist(FALSE, mstring));
}
buildlist(type, mstring) /* build a binding list (limited or full) */
buildlist(type, mstring)
/* build a binding list (limited or full) */
int type; /* true = full list, false = partial list */
char *mstring; /* match string if a partial list */
@ -279,13 +277,13 @@ char *mstring; /* match string if a partial list */
/* split the current window to make room for the binding list */
if (splitwind(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
/* and get a buffer for it */
bp = bfind("*Binding list*", TRUE, 0);
if (bp == NULL || bclear(bp) == FALSE) {
mlwrite("Can not display binding list");
return(FALSE);
return (FALSE);
}
/* let us know this is in progress */
@ -306,7 +304,7 @@ char *mstring; /* match string if a partial list */
wp = curwp;
wp->w_bufp = bp;
wp->w_linep = bp->b_linep;
wp->w_flag = WFHARD|WFFORCE;
wp->w_flag = WFHARD | WFFORCE;
wp->w_dotp = bp->b_dotp;
wp->w_doto = bp->b_doto;
wp->w_markp = NULL;
@ -341,7 +339,7 @@ char *mstring; /* match string if a partial list */
/* and add it as a line into the buffer */
if (linstr(outseq) != TRUE)
return(FALSE);
return (FALSE);
cpos = 0; /* and clear the line */
}
@ -353,16 +351,16 @@ char *mstring; /* match string if a partial list */
outseq[cpos++] = '\n';
outseq[cpos] = 0;
if (linstr(outseq) != TRUE)
return(FALSE);
return (FALSE);
}
fail: /* and on to the next name */
fail: /* and on to the next name */
++nptr;
}
curwp->w_bufp->b_mode |= MDVIEW;/* put this buffer view mode */
curwp->w_bufp->b_mode |= MDVIEW; /* put this buffer view mode */
curbp->b_flag &= ~BFCHG; /* don't flag this as a change */
wp->w_dotp = lforw(bp->b_linep);/* back to the beginning */
wp->w_dotp = lforw(bp->b_linep); /* back to the beginning */
wp->w_doto = 0;
wp = wheadp; /* and update ALL mode lines */
while (wp != NULL) {
@ -370,12 +368,12 @@ fail: /* and on to the next name */
wp = wp->w_wndp;
}
mlwrite(""); /* clear the mode line */
return(TRUE);
return (TRUE);
}
#if APROP
strinc(source, sub) /* does source include sub? */
strinc(source, sub)
/* does source include sub? */
char *source; /* string to search in */
char *sub; /* substring to look for */
@ -400,12 +398,12 @@ char *sub; /* substring to look for */
/* yes, return a success */
if (*tp == 0)
return(TRUE);
return (TRUE);
/* no, onward */
sp++;
}
return(FALSE);
return (FALSE);
}
#endif
@ -422,7 +420,7 @@ int mflag; /* going for a meta sequence? */
/* check to see if we are executing a command line */
if (clexec) {
macarg(tok); /* get the next token */
return(stock(tok));
return (stock(tok));
}
/* or the normal way */
@ -430,7 +428,7 @@ int mflag; /* going for a meta sequence? */
c = get1key();
else
c = getcmd();
return(c);
return (c);
}
/* execute the startup file */
@ -450,10 +448,10 @@ char *sfname; /* name of startup file (null if default) */
/* if it isn't around, don't sweat it */
if (fname == NULL)
return(TRUE);
return (TRUE);
/* otherwise, execute the sucker */
return(dofile(fname));
return (dofile(fname));
}
/* Look up the existance of a file along the normal or PATH
@ -487,7 +485,7 @@ int hflag; /* Look in the HOME environment variable first? */
/* and try it out */
if (ffropen(fspec) == FIOSUC) {
ffclose();
return(fspec);
return (fspec);
}
}
}
@ -496,9 +494,8 @@ int hflag; /* Look in the HOME environment variable first? */
/* always try the current directory first */
if (ffropen(fname) == FIOSUC) {
ffclose();
return(fname);
return (fname);
}
#if ENVFUNC
/* get the PATH variable */
path = getenv("PATH");
@ -519,7 +516,7 @@ int hflag; /* Look in the HOME environment variable first? */
/* and try it out */
if (ffropen(fspec) == FIOSUC) {
ffclose();
return(fspec);
return (fspec);
}
if (*path == PATHCHR)
@ -528,22 +525,22 @@ int hflag; /* Look in the HOME environment variable first? */
#endif
/* look it up via the old table method */
for (i=2; i < NPNAMES; i++) {
for (i = 2; i < NPNAMES; i++) {
strcpy(fspec, pathname[i]);
strcat(fspec, fname);
/* and try it out */
if (ffropen(fspec) == FIOSUC) {
ffclose();
return(fspec);
return (fspec);
}
}
return(NULL); /* no such luck */
return (NULL); /* no such luck */
}
cmdstr(c, seq) /* change a key command to a string we can print out */
cmdstr(c, seq)
/* change a key command to a string we can print out */
int c; /* sequence to translate */
char *seq; /* destination string for sequence */
@ -584,7 +581,7 @@ char *seq; /* destination string for sequence */
/* This function looks a key binding up in the binding table */
int (*getbind(c))()
int (*getbind(c)) ()
int c; /* key to find what is bound to it */
@ -594,12 +591,12 @@ int c; /* key to find what is bound to it */
ktp = &keytab[0]; /* Look in key table. */
while (ktp->k_fp != NULL) {
if (ktp->k_code == c)
return(ktp->k_fp);
return (ktp->k_fp);
++ktp;
}
/* no such binding */
return(NULL);
return (NULL);
}
/* getfname: This function takes a ptr to function and gets the name
@ -608,7 +605,7 @@ int c; /* key to find what is bound to it */
char *getfname(func)
int (*func)(); /* ptr to the requested function to bind to */
int (*func) (); /* ptr to the requested function to bind to */
{
register NBIND *nptr; /* pointer into the name binding table */
@ -617,15 +614,15 @@ int (*func)(); /* ptr to the requested function to bind to */
nptr = &names[0];
while (nptr->n_func != NULL) {
if (nptr->n_func == func)
return(nptr->n_name);
return (nptr->n_name);
++nptr;
}
return(NULL);
return (NULL);
}
int (*fncmatch(fname))() /* match fname to a function in the names table
int (*fncmatch(fname)) ()
/* match fname to a function in the names table
and return any match or NULL if none */
char *fname; /* name to attempt to match */
{
@ -635,10 +632,10 @@ char *fname; /* name to attempt to match */
ffp = &names[0];
while (ffp->n_func != NULL) {
if (strcmp(fname, ffp->n_name) == 0)
return(ffp->n_func);
return (ffp->n_func);
++ffp;
}
return(NULL);
return (NULL);
}
/* stock: String key name TO Command Key */
@ -654,25 +651,25 @@ char *keyname; /* name of key to translate to Command key form */
c = 0;
/* first, the META prefix */
if (*keyname == 'M' && *(keyname+1) == '-') {
if (*keyname == 'M' && *(keyname + 1) == '-') {
c = META;
keyname += 2;
}
/* next the function prefix */
if (*keyname == 'F' && *(keyname+1) == 'N') {
if (*keyname == 'F' && *(keyname + 1) == 'N') {
c |= SPEC;
keyname += 2;
}
/* control-x as well... (but not with FN) */
if (*keyname == '^' && *(keyname+1) == 'X'&& !(c & SPEC)) {
if (*keyname == '^' && *(keyname + 1) == 'X' && !(c & SPEC)) {
c |= CTLX;
keyname += 2;
}
/* a control char? */
if (*keyname == '^' && *(keyname+1) != 0) {
if (*keyname == '^' && *(keyname + 1) != 0) {
c |= CONTROL;
++keyname;
}
@ -682,27 +679,27 @@ char *keyname; /* name of key to translate to Command key form */
}
/* make sure we are not lower case (not with function keys)*/
/* make sure we are not lower case (not with function keys) */
if (*keyname >= 'a' && *keyname <= 'z' && !(c & SPEC))
*keyname -= 32;
/* the final sequence... */
c |= *keyname;
return(c);
return (c);
}
char *transbind(skey) /* string key name to binding name.... */
char *transbind(skey)
/* string key name to binding name.... */
char *skey; /* name of keey to get binding for */
{
char *bindname;
unsigned int stock();
int (*getbind())();
int (*getbind()) ();
bindname = getfname(getbind(stock(skey)));
if (bindname == NULL)
bindname = "ERROR";
return(bindname);
return (bindname);
}

117
buffer.c
View File

@ -25,25 +25,25 @@ usebuffer(f, n)
register int s;
char bufn[NBUFN];
if ((s=mlreply("Use buffer: ", bufn, NBUFN)) != TRUE)
if ((s = mlreply("Use buffer: ", bufn, NBUFN)) != TRUE)
return (s);
if ((bp=bfind(bufn, TRUE, 0)) == NULL)
if ((bp = bfind(bufn, TRUE, 0)) == NULL)
return (FALSE);
return(swbuffer(bp));
return (swbuffer(bp));
}
nextbuffer(f, n) /* switch to the next buffer in the buffer list */
nextbuffer(f, n)
/* switch to the next buffer in the buffer list */
int f, n; /* default flag, numeric argument */
{
register BUFFER *bp; /* eligable buffer to switch to*/
register BUFFER *bbp; /* eligable buffer to switch to*/
register BUFFER *bp; /* eligable buffer to switch to */
register BUFFER *bbp; /* eligable buffer to switch to */
/* make sure the arg is legit */
if (f == FALSE)
n = 1;
if (n < 1)
return(FALSE);
return (FALSE);
bbp = curbp;
while (n-- > 0) {
@ -59,18 +59,18 @@ int f, n; /* default flag, numeric argument */
/* don't get caught in an infinite loop! */
if (bp == bbp)
return(FALSE);
return (FALSE);
}
bbp = bp;
}
return(swbuffer(bp));
return (swbuffer(bp));
}
swbuffer(bp) /* make buffer BP current */
swbuffer(bp)
/* make buffer BP current */
BUFFER *bp;
{
@ -83,7 +83,7 @@ BUFFER *bp;
curbp->b_marko = curwp->w_marko;
}
curbp = bp; /* Switch. */
if (curbp->b_active != TRUE) { /* buffer not active yet*/
if (curbp->b_active != TRUE) { /* buffer not active yet */
/* read it in and activate it */
readin(curbp->b_fname, TRUE);
curbp->b_dotp = lforw(curbp->b_linep);
@ -93,7 +93,7 @@ BUFFER *bp;
}
curwp->w_bufp = bp;
curwp->w_linep = bp->b_linep; /* For macros, ignored. */
curwp->w_flag |= WFMODE|WFFORCE|WFHARD; /* Quite nasty. */
curwp->w_flag |= WFMODE | WFFORCE | WFHARD; /* Quite nasty. */
if (bp->b_nwnd++ == 0) { /* First use. */
curwp->w_dotp = bp->b_dotp;
curwp->w_doto = bp->b_doto;
@ -104,7 +104,7 @@ BUFFER *bp;
}
wp = wheadp; /* Look for old. */
while (wp != NULL) {
if (wp!=curwp && wp->w_bufp==bp) {
if (wp != curwp && wp->w_bufp == bp) {
curwp->w_dotp = wp->w_dotp;
curwp->w_doto = wp->w_doto;
curwp->w_markp = wp->w_markp;
@ -126,23 +126,22 @@ BUFFER *bp;
* line and the buffer header. Bound to "C-X K".
*/
killbuffer(f, n)
{
register BUFFER *bp;
register int s;
char bufn[NBUFN];
if ((s=mlreply("Kill buffer: ", bufn, NBUFN)) != TRUE)
return(s);
if ((bp=bfind(bufn, FALSE, 0)) == NULL) /* Easy if unknown. */
if ((s = mlreply("Kill buffer: ", bufn, NBUFN)) != TRUE)
return (s);
if ((bp = bfind(bufn, FALSE, 0)) == NULL) /* Easy if unknown. */
return (TRUE);
if(bp->b_flag & BFINVS) /* Deal with special buffers */
if (bp->b_flag & BFINVS) /* Deal with special buffers */
return (TRUE); /* by doing nothing. */
return(zotbuf(bp));
return (zotbuf(bp));
}
zotbuf(bp) /* kill the buffer pointed to by bp */
zotbuf(bp)
/* kill the buffer pointed to by bp */
register BUFFER *bp;
{
@ -154,7 +153,7 @@ register BUFFER *bp;
mlwrite("Buffer is being displayed");
return (FALSE);
}
if ((s=bclear(bp)) != TRUE) /* Blow text away. */
if ((s = bclear(bp)) != TRUE) /* Blow text away. */
return (s);
free((char *) bp->b_linep); /* Release header line. */
bp1 = NULL; /* Find the header. */
@ -172,8 +171,8 @@ register BUFFER *bp;
return (TRUE);
}
namebuffer(f,n) /* Rename the current buffer */
namebuffer(f, n)
/* Rename the current buffer */
int f, n; /* default Flag & Numeric arg */
{
@ -181,8 +180,9 @@ int f, n; /* default Flag & Numeric arg */
char bufn[NBUFN]; /* buffer to hold buffer name */
/* prompt for and get the new buffer name */
ask: if (mlreply("Change buffer name to: ", bufn, NBUFN) != TRUE)
return(FALSE);
ask:if (mlreply("Change buffer name to: ", bufn, NBUFN) !=
TRUE)
return (FALSE);
/* and check for duplicates */
bp = bheadp;
@ -198,7 +198,7 @@ ask: if (mlreply("Change buffer name to: ", bufn, NBUFN) != TRUE)
strcpy(curbp->b_bname, bufn); /* copy buffer name to structure */
curwp->w_flag |= WFMODE; /* make mode line replot */
mlerase();
return(TRUE);
return (TRUE);
}
/*
@ -217,10 +217,10 @@ listbuffers(f, n)
register BUFFER *bp;
register int s;
if ((s=makelist(f)) != TRUE)
if ((s = makelist(f)) != TRUE)
return (s);
if (blistp->b_nwnd == 0) { /* Not on screen yet. */
if ((wp=wpopup()) == NULL)
if ((wp = wpopup()) == NULL)
return (FALSE);
bp = wp->w_bufp;
if (--bp->b_nwnd == 0) {
@ -240,7 +240,7 @@ listbuffers(f, n)
wp->w_doto = 0;
wp->w_markp = NULL;
wp->w_marko = 0;
wp->w_flag |= WFMODE|WFHARD;
wp->w_flag |= WFMODE | WFHARD;
}
wp = wp->w_wndp;
}
@ -270,15 +270,16 @@ int iflag; /* list hidden buffer flag */
register int s;
register int i;
long nbytes; /* # of bytes in current buffer */
char b[7+1];
char b[7 + 1];
char line[MAXLINE];
blistp->b_flag &= ~BFCHG; /* Don't complain! */
if ((s=bclear(blistp)) != TRUE) /* Blow old text away */
if ((s = bclear(blistp)) != TRUE) /* Blow old text away */
return (s);
strcpy(blistp->b_fname, "");
if (addline("ACT MODES Size Buffer File") == FALSE
|| addline("--- ----- ---- ------ ----") == FALSE)
|| addline("--- ----- ---- ------ ----") ==
FALSE)
return (FALSE);
bp = bheadp; /* For all buffers */
@ -297,12 +298,12 @@ int iflag; /* list hidden buffer flag */
*cp1++ = '.';
strcpy(cp1, " Global Modes");
if (addline(line) == FALSE)
return(FALSE);
return (FALSE);
/* output the list of buffers */
while (bp != NULL) {
/* skip invisable buffers if iflag is false */
if (((bp->b_flag&BFINVS) != 0) && (iflag != TRUE)) {
if (((bp->b_flag & BFINVS) != 0) && (iflag != TRUE)) {
bp = bp->b_bufp;
continue;
}
@ -315,13 +316,13 @@ int iflag; /* list hidden buffer flag */
*cp1++ = ' ';
/* output status of changed flag */
if ((bp->b_flag&BFCHG) != 0) /* "*" if changed */
if ((bp->b_flag & BFCHG) != 0) /* "*" if changed */
*cp1++ = '*';
else
*cp1++ = ' ';
/* report if the file is truncated */
if ((bp->b_flag&BFTRUNC) != 0)
if ((bp->b_flag & BFTRUNC) != 0)
*cp1++ = '#';
else
*cp1++ = ' ';
@ -339,7 +340,7 @@ int iflag; /* list hidden buffer flag */
nbytes = 0L; /* Count bytes in buf. */
lp = lforw(bp->b_linep);
while (lp != bp->b_linep) {
nbytes += (long)llength(lp)+1L;
nbytes += (long) llength(lp) + 1L;
lp = lforw(lp);
}
ltoa(b, 7, nbytes); /* 6 digit buffer size. */
@ -352,10 +353,10 @@ int iflag; /* list hidden buffer flag */
*cp1++ = c;
cp2 = &bp->b_fname[0]; /* File name */
if (*cp2 != 0) {
while (cp1 < &line[3+1+5+1+6+4+NBUFN])
while (cp1 < &line[3 + 1 + 5 + 1 + 6 + 4 + NBUFN])
*cp1++ = ' ';
while ((c = *cp2++) != 0) {
if (cp1 < &line[MAXLINE-1])
if (cp1 < &line[MAXLINE - 1])
*cp1++ = c;
}
}
@ -376,10 +377,10 @@ long num;
{
buf[width] = 0; /* End of string. */
while (num >= 10) { /* Conditional digits. */
buf[--width] = (int)(num%10L) + '0';
buf[--width] = (int) (num % 10L) + '0';
num /= 10L;
}
buf[--width] = (int)num + '0'; /* Always 1 digit. */
buf[--width] = (int) num + '0'; /* Always 1 digit. */
while (width != 0) /* Pad with blanks. */
buf[--width] = ' ';
}
@ -399,9 +400,9 @@ char *text;
register int ntext;
ntext = strlen(text);
if ((lp=lalloc(ntext)) == NULL)
if ((lp = lalloc(ntext)) == NULL)
return (FALSE);
for (i=0; i<ntext; ++i)
for (i = 0; i < ntext; ++i)
lputc(lp, i, text[i]);
blistp->b_linep->l_bp->l_fp = lp; /* Hook onto the end */
lp->l_bp = blistp->b_linep->l_bp;
@ -428,7 +429,8 @@ anycb()
bp = bheadp;
while (bp != NULL) {
if ((bp->b_flag&BFINVS)==0 && (bp->b_flag&BFCHG)!=0)
if ((bp->b_flag & BFINVS) == 0
&& (bp->b_flag & BFCHG) != 0)
return (TRUE);
bp = bp->b_bufp;
}
@ -442,8 +444,7 @@ anycb()
* and the "cflag" is TRUE, create it. The "bflag" is
* the settings for the flags in in buffer.
*/
BUFFER *
bfind(bname, cflag, bflag)
BUFFER *bfind(bname, cflag, bflag)
register char *bname;
{
register BUFFER *bp;
@ -458,9 +459,9 @@ register char *bname;
bp = bp->b_bufp;
}
if (cflag != FALSE) {
if ((bp=(BUFFER *)malloc(sizeof(BUFFER))) == NULL)
if ((bp = (BUFFER *) malloc(sizeof(BUFFER))) == NULL)
return (NULL);
if ((lp=lalloc(0)) == NULL) {
if ((lp = lalloc(0)) == NULL) {
free((char *) bp);
return (NULL);
}
@ -519,12 +520,12 @@ register BUFFER *bp;
register LINE *lp;
register int s;
if ((bp->b_flag&BFINVS) == 0 /* Not scratch buffer. */
&& (bp->b_flag&BFCHG) != 0 /* Something changed */
&& (s=mlyesno("Discard changes")) != TRUE)
if ((bp->b_flag & BFINVS) == 0 /* Not scratch buffer. */
&& (bp->b_flag & BFCHG) != 0 /* Something changed */
&& (s = mlyesno("Discard changes")) != TRUE)
return (s);
bp->b_flag &= ~BFCHG; /* Not changed */
while ((lp=lforw(bp->b_linep)) != bp->b_linep)
while ((lp = lforw(bp->b_linep)) != bp->b_linep)
lfree(lp);
bp->b_dotp = bp->b_linep; /* Fix "." */
bp->b_doto = 0;
@ -533,12 +534,12 @@ register BUFFER *bp;
return (TRUE);
}
unmark(f, n) /* unmark the current buffers change flag */
unmark(f, n)
/* unmark the current buffers change flag */
int f, n; /* unused command arguments */
{
curbp->b_flag &= ~BFCHG;
curwp->w_flag |= WFMODE;
return(TRUE);
return (TRUE);
}

12
crypt.c
View File

@ -13,8 +13,8 @@
static int mod95();
setkey(f, n) /* reset encryption key of current buffer */
setkey(f, n)
/* reset encryption key of current buffer */
int f; /* default flag */
int n; /* numeric argument */
@ -31,16 +31,16 @@ int n; /* numeric argument */
status = mlreply("Encryption String: ", key, NPAT - 1);
disinp = odisinp;
if (status != TRUE)
return(status);
return (status);
/* and encrypt it */
crypt((char *)NULL, 0);
crypt((char *) NULL, 0);
crypt(key, strlen(key));
/* and save it off */
strcpy(curbp->b_key, key);
mlwrite(" "); /* clear it off the bottom line */
return(TRUE);
return (TRUE);
}
/**********
@ -170,7 +170,7 @@ register unsigned len; /* number of characters in the buffer */
so that the left shift here will be more portable and the
mod95() faster **/
cc = mod95((int)(key % 95) - (cc - ' ')) + ' ';
cc = mod95((int) (key % 95) - (cc - ' ')) + ' ';
/** the salt will spice up the key a little bit, helping to obscure
any patterns in the clear text, particularly when all the

360
display.c
View File

@ -61,21 +61,20 @@ vtinit()
TTopen(); /* open the screen */
TTkopen(); /* open the keyboard */
TTrev(FALSE);
vscreen = (VIDEO **) malloc(term.t_mrow*sizeof(VIDEO *));
vscreen = (VIDEO **) malloc(term.t_mrow * sizeof(VIDEO *));
if (vscreen == NULL)
exit(1);
#if MEMMAP == 0 || SCROLLCODE
pscreen = (VIDEO **) malloc(term.t_mrow*sizeof(VIDEO *));
pscreen = (VIDEO **) malloc(term.t_mrow * sizeof(VIDEO *));
if (pscreen == NULL)
exit(1);
#endif
for (i = 0; i < term.t_mrow; ++i)
{
vp = (VIDEO *) malloc(sizeof(VIDEO)+term.t_mcol);
for (i = 0; i < term.t_mrow; ++i) {
vp = (VIDEO *) malloc(sizeof(VIDEO) + term.t_mcol);
if (vp == NULL)
exit(1);
@ -87,7 +86,7 @@ vtinit()
#endif
vscreen[i] = vp;
#if MEMMAP == 0 || SCROLLCODE
vp = (VIDEO *) malloc(sizeof(VIDEO)+term.t_mcol);
vp = (VIDEO *) malloc(sizeof(VIDEO) + term.t_mcol);
if (vp == NULL)
exit(1);
@ -169,7 +168,7 @@ int c;
if (c == '\t') {
do {
vtputc(' ');
} while (((vtcol + taboff)&tabmask) != 0);
} while (((vtcol + taboff) & tabmask) != 0);
} else {
vtputc('^');
vtputc(c ^ 0x40);
@ -200,10 +199,9 @@ vteeol()
always finishes complete update */
upscreen(f, n)
{
update(TRUE);
return(TRUE);
return (TRUE);
}
#if SCROLLCODE
@ -226,11 +224,11 @@ int force; /* force update past type ahead? */
#if TYPEAH && ! PKCODE
if (force == FALSE && typahead())
return(TRUE);
return (TRUE);
#endif
#if VISMAC == 0
if (force == FALSE && kbdmode == PLAY)
return(TRUE);
return (TRUE);
#endif
displaying = TRUE;
@ -265,9 +263,10 @@ int force; /* force update past type ahead? */
/* if the window has changed, service it */
reframe(wp); /* check the framing */
#if SCROLLCODE
if (wp->w_flag & (WFKILLS|WFINS)) {
scrflags |= (wp->w_flag & (WFINS|WFKILLS));
wp->w_flag &= ~(WFKILLS|WFINS);
if (wp->w_flag & (WFKILLS | WFINS)) {
scrflags |=
(wp->w_flag & (WFINS | WFKILLS));
wp->w_flag &= ~(WFKILLS | WFINS);
}
#endif
if ((wp->w_flag & ~WFMODE) == WFEDIT)
@ -311,9 +310,9 @@ int force; /* force update past type ahead? */
displaying = FALSE;
#if SIGWINCH
while (chg_width || chg_height)
newscreensize(chg_height,chg_width);
newscreensize(chg_height, chg_width);
#endif
return(TRUE);
return (TRUE);
}
/* reframe: check to see if the cursor is on in the window
@ -339,7 +338,7 @@ WINDOW *wp;
i = -1;
lp = lp0;
}
for (; i <= (int)(wp->w_ntrows); i++)
for (; i <= (int) (wp->w_ntrows); i++)
#else
lp = wp->w_linep;
for (i = 0; i < wp->w_ntrows; i++)
@ -349,7 +348,7 @@ WINDOW *wp;
if (lp == wp->w_dotp) {
#if SCROLLCODE
/* if not _quite_ in, we'll reframe gently */
if ( i < 0 || i == wp->w_ntrows) {
if (i < 0 || i == wp->w_ntrows) {
/* if the terminal can't help, then
we're simply outside */
if (term.t_scroll == NULL)
@ -357,7 +356,7 @@ WINDOW *wp;
break;
}
#endif
return(TRUE);
return (TRUE);
}
/* if we are at the end of the file, reframe */
@ -368,7 +367,6 @@ WINDOW *wp;
lp = lforw(lp);
}
}
#if SCROLLCODE
if (i == -1) { /* we're just above the window */
i = scrollcount; /* put dot at first line */
@ -404,7 +402,7 @@ WINDOW *wp;
wp->w_linep = lp;
wp->w_flag |= WFHARD;
wp->w_flag &= ~WFFORCE;
return(TRUE);
return (TRUE);
}
/* updone: update the current line to the virtual screen */
@ -430,7 +428,7 @@ WINDOW *wp; /* window to update current line in */
vscreen[sline]->v_flag |= VFCHG;
vscreen[sline]->v_flag &= ~VFREQ;
vtmove(sline, 0);
for (i=0; i < llength(lp); ++i)
for (i = 0; i < llength(lp); ++i)
vtputc(lgetc(lp, i));
#if COLOR
vscreen[sline]->v_rfcolor = wp->w_fcolor;
@ -461,7 +459,7 @@ WINDOW *wp; /* window to update lines in */
vtmove(sline, 0);
if (lp != wp->w_bufp->b_linep) {
/* if we are not at the end */
for (i=0; i < llength(lp); ++i)
for (i = 0; i < llength(lp); ++i)
vtputc(lgetc(lp, i));
lp = lforw(lp);
}
@ -481,7 +479,6 @@ WINDOW *wp; /* window to update lines in */
lines. This is the only update for simple moves. */
updpos()
{
register LINE *lp;
register int c;
@ -502,8 +499,7 @@ updpos()
c = lgetc(lp, i++);
if (c == '\t')
curcol |= tabmask;
else
if (c < 0x20 || c == 0x7f)
else if (c < 0x20 || c == 0x7f)
++curcol;
++curcol;
@ -520,11 +516,10 @@ updpos()
/* upddex: de-extend any line that derserves it */
upddex()
{
register WINDOW *wp;
register LINE *lp;
register int i,j;
register int i, j;
wp = wheadp;
@ -558,10 +553,9 @@ upddex()
the virtual screen and force a full update */
updgar()
{
register char *txt;
register int i,j;
register int i, j;
for (i = 0; i < term.t_nrow; ++i) {
vscreen[i]->v_flag |= VFCHG;
@ -580,7 +574,7 @@ updgar()
}
movecursor(0, 0); /* Erase the screen. */
(*term.t_eeop)();
(*term.t_eeop) ();
sgarbf = FALSE; /* Erase-page clears */
mpresf = FALSE; /* the message area. */
#if COLOR
@ -609,11 +603,11 @@ int force; /* forced update flag */
for (i = 0; i < term.t_nrow; ++i) {
vp1 = vscreen[i];
/* for each line that needs to be updated*/
/* for each line that needs to be updated */
if ((vp1->v_flag & VFCHG) != 0) {
#if TYPEAH && ! PKCODE
if (force == FALSE && typahead())
return(TRUE);
return (TRUE);
#endif
#if MEMMAP && ! SCROLLCODE
updateline(i, vp1);
@ -622,33 +616,32 @@ int force; /* forced update flag */
#endif
}
}
return(TRUE);
return (TRUE);
}
#if SCROLLCODE
/* optimize out scrolls (line breaks, and newlines) */
/* arg. chooses between looking for inserts or deletes */
int
scrolls(inserts) /* returns true if it does something */
{
struct VIDEO *vpv ; /* virtual screen image */
struct VIDEO *vpp ; /* physical screen image */
int i, j, k ;
int rows, cols ;
int first, match, count, ptarget, vtarget, end ;
int scrolls(inserts)
{ /* returns true if it does something */
struct VIDEO *vpv; /* virtual screen image */
struct VIDEO *vpp; /* physical screen image */
int i, j, k;
int rows, cols;
int first, match, count, ptarget, vtarget, end;
int longmatch, longcount;
int from, to;
if (!term.t_scroll) /* no way to scroll */
return FALSE;
rows = term.t_nrow ;
cols = term.t_ncol ;
rows = term.t_nrow;
cols = term.t_ncol;
first = -1 ;
first = -1;
for (i = 0; i < rows; i++) { /* find first wrong line */
if (!texttest(i,i)) {
if (!texttest(i, i)) {
first = i;
break;
}
@ -657,36 +650,38 @@ scrolls(inserts) /* returns true if it does something */
if (first < 0)
return FALSE; /* no text changes */
vpv = vscreen[first] ;
vpp = pscreen[first] ;
vpv = vscreen[first];
vpp = pscreen[first];
if (inserts) {
/* determine types of potential scrolls */
end = endofline(vpv->v_text,cols) ;
if ( end == 0 )
ptarget = first ; /* newlines */
else if ( strncmp(vpp->v_text, vpv->v_text, end) == 0 )
ptarget = first + 1 ; /* broken line newlines */
end = endofline(vpv->v_text, cols);
if (end == 0)
ptarget = first; /* newlines */
else if (strncmp(vpp->v_text, vpv->v_text, end) == 0)
ptarget = first + 1; /* broken line newlines */
else
ptarget = first ;
ptarget = first;
} else {
vtarget = first + 1 ;
vtarget = first + 1;
}
/* find the matching shifted area */
match = -1 ;
match = -1;
longmatch = -1;
longcount = 0;
from = inserts ? ptarget : vtarget;
for (i = from+1; i < rows-longcount /* P.K. */; i++) {
if (inserts ? texttest(i,from) : texttest(from,i) ) {
match = i ;
count = 1 ;
for (j=match+1, k=from+1; j<rows && k<rows; j++, k++) {
if (inserts ? texttest(j,k) : texttest(k,j))
count++ ;
for (i = from + 1; i < rows - longcount /* P.K. */ ; i++) {
if (inserts ? texttest(i, from) : texttest(from, i)) {
match = i;
count = 1;
for (j = match + 1, k = from + 1;
j < rows && k < rows; j++, k++) {
if (inserts ? texttest(j, k) :
texttest(k, j))
count++;
else
break ;
break;
}
if (longcount < count) {
longcount = count;
@ -699,15 +694,15 @@ scrolls(inserts) /* returns true if it does something */
if (!inserts) {
/* full kill case? */
if (match > 0 && texttest(first, match-1)) {
vtarget-- ;
match-- ;
count++ ;
if (match > 0 && texttest(first, match - 1)) {
vtarget--;
match--;
count++;
}
}
/* do the scroll */
if (match>0 && count>2) { /* got a scroll */
if (match > 0 && count > 2) { /* got a scroll */
/* move the count lines starting at ptarget to match */
if (inserts) {
from = ptarget;
@ -721,32 +716,33 @@ scrolls(inserts) /* returns true if it does something */
char line[NLINE];
sprintf(line,
"scrolls: move the %d lines starting at %d to %d, first %d, scrolls %d",
count,from,to,first, 2*count >= abs(from-to));
count, from, to, first,
2 * count >= abs(from - to));
mlwrite(line);
}
#endif
if (2*count < abs(from-to))
return(FALSE);
scrscroll(from, to, count) ;
if (2 * count < abs(from - to))
return (FALSE);
scrscroll(from, to, count);
for (i = 0; i < count; i++) {
vpp = pscreen[to+i] ;
vpv = vscreen[to+i];
strncpy(vpp->v_text, vpv->v_text, cols) ;
vpp = pscreen[to + i];
vpv = vscreen[to + i];
strncpy(vpp->v_text, vpv->v_text, cols);
vpp->v_flag = vpv->v_flag; /* XXX */
if (vpp->v_flag & VFREV) {
vpp->v_flag &= ~VFREV;
vpp->v_flag |= ~VFREQ;
}
#if MEMMAP
vscreen[to+i]->v_flag &= ~VFCHG;
vscreen[to + i]->v_flag &= ~VFCHG;
#endif
}
if (inserts) {
from = ptarget;
to = match;
} else {
from = vtarget+count;
to = match+count;
from = vtarget + count;
to = match + count;
}
#if MEMMAP == 0
for (i = from; i < to; i++) {
@ -757,36 +753,36 @@ scrolls(inserts) /* returns true if it does something */
vscreen[i]->v_flag |= VFCHG;
}
#endif
return(TRUE) ;
return (TRUE);
}
return(FALSE) ;
return (FALSE);
}
/* move the "count" lines starting at "from" to "to" */
scrscroll(from, to, count)
{
ttrow = ttcol = -1;
(*term.t_scroll)(from,to,count);
(*term.t_scroll) (from, to, count);
}
texttest(vrow,prow) /* return TRUE on text match */
int vrow, prow ; /* virtual, physical rows */
texttest(vrow, prow) /* return TRUE on text match */
int vrow, prow; /* virtual, physical rows */
{
struct VIDEO *vpv = vscreen[vrow] ; /* virtual screen image */
struct VIDEO *vpp = pscreen[prow] ; /* physical screen image */
struct VIDEO *vpv = vscreen[vrow]; /* virtual screen image */
struct VIDEO *vpp = pscreen[prow]; /* physical screen image */
return (!memcmp(vpv->v_text, vpp->v_text, term.t_ncol)) ;
return (!memcmp(vpv->v_text, vpp->v_text, term.t_ncol));
}
/* return the index of the first blank of trailing whitespace */
int
endofline(s,n)
char *s ;
int endofline(s, n)
char *s;
{
int i ;
int i;
for (i = n - 1; i >= 0; i--)
if (s[i] != ' ') return(i+1) ;
return(0) ;
if (s[i] != ' ')
return (i + 1);
return (0);
}
#endif /* SCROLLCODE */
@ -798,7 +794,6 @@ int i ;
*/
updext()
{
register int rcursor; /* real cursor location */
register LINE *lp; /* pointer to current line */
@ -812,7 +807,7 @@ updext()
/* once we reach the left edge */
vtmove(currow, -lbound); /* start scanning offscreen */
lp = curwp->w_dotp; /* line to output */
for (j=0; j<llength(lp); ++j) /* until the end-of-line */
for (j = 0; j < llength(lp); ++j) /* until the end-of-line */
vtputc(lgetc(lp, j));
/* truncate the virtual line, restore tab offset */
@ -836,7 +831,7 @@ updateline(row, vp1
#if SCROLLCODE
, vp2
#endif
)
)
int row; /* row of screen to update */
struct VIDEO *vp1; /* virtual screen image */
@ -853,8 +848,7 @@ struct VIDEO *vp2;
cp1 = &vp1->v_text[0];
cp2 = &vp2->v_text[0];
nch = term.t_ncol;
do
{
do {
*cp2 = *cp1;
++cp2;
++cp1;
@ -896,11 +890,10 @@ struct VIDEO *vp2; /* physical screen image */
cp1 = &vp1->v_text[0]; /* Use fast video. */
cp2 = &vp2->v_text[0];
putline(row+1, 1, cp1);
putline(row + 1, 1, cp1);
nch = term.t_ncol;
do
{
do {
*cp2 = *cp1;
++cp2;
++cp1;
@ -936,13 +929,14 @@ struct VIDEO *vp2; /* physical screen image */
req = (vp1->v_flag & VFREQ) == VFREQ;
if ((rev != req)
#if COLOR
|| (vp1->v_fcolor != vp1->v_rfcolor) || (vp1->v_bcolor != vp1->v_rbcolor)
|| (vp1->v_fcolor != vp1->v_rfcolor)
|| (vp1->v_bcolor != vp1->v_rbcolor)
#endif
) {
movecursor(row, 0); /* Go to start of line. */
/* set rev video if needed */
if (rev != req)
(*term.t_rev)(req);
(*term.t_rev) (req);
/* scan through the line and dump it to the screen and
the virtual screen array */
@ -954,7 +948,7 @@ struct VIDEO *vp2; /* physical screen image */
}
/* turn rev video off */
if (rev != req)
(*term.t_rev)(FALSE);
(*term.t_rev) (FALSE);
/* update the needed flags */
vp1->v_flag &= ~VFCHG;
@ -966,7 +960,7 @@ struct VIDEO *vp2; /* physical screen image */
vp1->v_fcolor = vp1->v_rfcolor;
vp1->v_bcolor = vp1->v_rbcolor;
#endif
return(TRUE);
return (TRUE);
}
#endif
@ -985,7 +979,7 @@ struct VIDEO *vp2; /* physical screen image */
/* if both lines are the same, no update needs to be done */
if (cp1 == &vp1->v_text[term.t_ncol]) {
vp1->v_flag &= ~VFCHG; /* flag this line is changed */
return(TRUE);
return (TRUE);
}
/* find out if there is a match on the right */
@ -1004,10 +998,10 @@ struct VIDEO *vp2; /* physical screen image */
/* Erase to EOL ? */
if (nbflag == FALSE && eolexist == TRUE && (req != TRUE)) {
while (cp5!=cp1 && cp5[-1]==' ')
while (cp5 != cp1 && cp5[-1] == ' ')
--cp5;
if (cp3-cp5 <= 3) /* Use only if erase is */
if (cp3 - cp5 <= 3) /* Use only if erase is */
cp5 = cp3; /* fewer characters. */
}
@ -1031,7 +1025,7 @@ struct VIDEO *vp2; /* physical screen image */
TTrev(FALSE);
#endif
vp1->v_flag &= ~VFCHG; /* flag this line as updated */
return(TRUE);
return (TRUE);
#endif
}
#endif
@ -1043,7 +1037,7 @@ struct VIDEO *vp2; /* physical screen image */
* any time there is a dirty window.
*/
modeline(wp)
WINDOW *wp;
WINDOW *wp;
{
register char *cp;
register int c;
@ -1054,11 +1048,11 @@ modeline(wp)
register int firstm; /* is this the first mode? */
char tline[NLINE]; /* buffer for part of mode line */
n = wp->w_toprow+wp->w_ntrows; /* Location. */
vscreen[n]->v_flag |= VFCHG | VFREQ | VFCOL;/* Redraw next time. */
n = wp->w_toprow + wp->w_ntrows; /* Location. */
vscreen[n]->v_flag |= VFCHG | VFREQ | VFCOL; /* Redraw next time. */
#if COLOR
vscreen[n]->v_rfcolor = 0; /* black on */
vscreen[n]->v_rbcolor = 7; /* white.....*/
vscreen[n]->v_rbcolor = 7; /* white..... */
#endif
vtmove(n, 0); /* Seek to right line. */
if (wp == curwp) /* mark the current buffer */
@ -1077,13 +1071,13 @@ modeline(wp)
bp = wp->w_bufp;
#if PKCODE == 0
if ((bp->b_flag&BFTRUNC) != 0)
if ((bp->b_flag & BFTRUNC) != 0)
vtputc('#');
else
#endif
vtputc(lchar);
if ((bp->b_flag&BFCHG) != 0) /* "*" if changed. */
if ((bp->b_flag & BFCHG) != 0) /* "*" if changed. */
vtputc('*');
else
vtputc(lchar);
@ -1096,15 +1090,13 @@ modeline(wp)
strcat(tline, VERSION);
strcat(tline, ": ");
cp = &tline[0];
while ((c = *cp++) != 0)
{
while ((c = *cp++) != 0) {
vtputc(c);
++n;
}
cp = &bp->b_bname[0];
while ((c = *cp++) != 0)
{
while ((c = *cp++) != 0) {
vtputc(c);
++n;
}
@ -1114,8 +1106,7 @@ modeline(wp)
/* display the modes */
firstm = TRUE;
if ((bp->b_flag&BFTRUNC) != 0)
{
if ((bp->b_flag & BFTRUNC) != 0) {
firstm = FALSE;
strcat(tline, "Truncated");
}
@ -1126,30 +1117,28 @@ modeline(wp)
firstm = FALSE;
strcat(tline, mode2name[i]);
}
strcat(tline,") ");
strcat(tline, ") ");
cp = &tline[0];
while ((c = *cp++) != 0)
{
while ((c = *cp++) != 0) {
vtputc(c);
++n;
}
#if 0
vtputc(lchar);
vtputc((wp->w_flag&WFCOLR) != 0 ? 'C' : lchar);
vtputc((wp->w_flag&WFMODE) != 0 ? 'M' : lchar);
vtputc((wp->w_flag&WFHARD) != 0 ? 'H' : lchar);
vtputc((wp->w_flag&WFEDIT) != 0 ? 'E' : lchar);
vtputc((wp->w_flag&WFMOVE) != 0 ? 'V' : lchar);
vtputc((wp->w_flag&WFFORCE) != 0 ? 'F' : lchar);
vtputc((wp->w_flag & WFCOLR) != 0 ? 'C' : lchar);
vtputc((wp->w_flag & WFMODE) != 0 ? 'M' : lchar);
vtputc((wp->w_flag & WFHARD) != 0 ? 'H' : lchar);
vtputc((wp->w_flag & WFEDIT) != 0 ? 'E' : lchar);
vtputc((wp->w_flag & WFMOVE) != 0 ? 'V' : lchar);
vtputc((wp->w_flag & WFFORCE) != 0 ? 'F' : lchar);
vtputc(lchar);
n += 8;
#endif
#if PKCODE
if (bp->b_fname[0] != 0 &&
strcmp(bp->b_bname, bp->b_fname) != 0)
if (bp->b_fname[0] != 0 && strcmp(bp->b_bname, bp->b_fname) != 0)
#else
if (bp->b_fname[0] != 0) /* File name. */
#endif
@ -1157,8 +1146,7 @@ modeline(wp)
#if PKCODE == 0
cp = "File: ";
while ((c = *cp++) != 0)
{
while ((c = *cp++) != 0) {
vtputc(c);
++n;
}
@ -1166,8 +1154,7 @@ modeline(wp)
cp = &bp->b_fname[0];
while ((c = *cp++) != 0)
{
while ((c = *cp++) != 0) {
vtputc(c);
++n;
}
@ -1176,8 +1163,7 @@ modeline(wp)
++n;
}
while (n < term.t_ncol) /* Pad to full width. */
{
while (n < term.t_ncol) { /* Pad to full width. */
vtputc(lchar);
++n;
}
@ -1205,8 +1191,7 @@ modeline(wp)
msg = " Top ";
}
}
if (!msg)
{
if (!msg) {
LINE *lp;
int numlines, predlines, ratio;
@ -1224,7 +1209,8 @@ modeline(wp)
} else {
ratio = 0;
if (numlines != 0)
ratio = (100L*predlines) / numlines;
ratio =
(100L * predlines) / numlines;
if (ratio > 99)
ratio = 99;
sprintf(tline, " %2d%% ", ratio);
@ -1233,17 +1219,15 @@ modeline(wp)
}
cp = msg;
while ((c = *cp++) != 0)
{
while ((c = *cp++) != 0) {
vtputc(c);
++n;
}
}
}
upmode() /* update all the mode lines */
{
upmode()
{ /* update all the mode lines */
register WINDOW *wp;
wp = wheadp;
@ -1259,14 +1243,13 @@ upmode() /* update all the mode lines */
* random calls. Update "ttrow" and "ttcol".
*/
movecursor(row, col)
{
if (row!=ttrow || col!=ttcol)
{
{
if (row != ttrow || col != ttcol) {
ttrow = row;
ttcol = col;
TTmove(row, col);
}
}
}
/*
* Erase the message line. This is a special routine because the message line
@ -1274,7 +1257,7 @@ movecursor(row, col)
* immediately; the terminal buffer is flushed via a call to the flusher.
*/
mlerase()
{
{
int i;
movecursor(term.t_nrow, 0);
@ -1295,7 +1278,7 @@ mlerase()
}
TTflush();
mpresf = FALSE;
}
}
/*
* Write a message into the message line. Keep track of the physical cursor
@ -1318,7 +1301,6 @@ char *arg; /* pointer to first argument to print */
movecursor(term.t_nrow, 0);
return;
}
#if COLOR
/* set up the proper colors for the command line */
TTforg(7);
@ -1342,36 +1324,36 @@ char *arg; /* pointer to first argument to print */
switch (c) {
#if PKCODE
case '*':
ap = *(char **)ap;
ap = *(char **) ap;
break;
#endif
case 'd':
mlputi(*(int *)ap, 10);
mlputi(*(int *) ap, 10);
ap += sizeof(int);
break;
case 'o':
mlputi(*(int *)ap, 8);
mlputi(*(int *) ap, 8);
ap += sizeof(int);
break;
case 'x':
mlputi(*(int *)ap, 16);
mlputi(*(int *) ap, 16);
ap += sizeof(int);
break;
case 'D':
mlputli(*(long *)ap, 10);
mlputli(*(long *) ap, 10);
ap += sizeof(long);
break;
case 's':
mlputs(*(char **)ap);
mlputs(*(char **) ap);
ap += sizeof(char *);
break;
case 'f':
mlputf(*(int *)ap);
mlputf(*(int *) ap);
ap += sizeof(int);
break;
@ -1413,63 +1395,60 @@ char *s; /* string to force out */
* things will get screwed up a little.
*/
mlputs(s)
char *s;
{
char *s;
{
register int c;
while ((c = *s++) != 0)
{
while ((c = *s++) != 0) {
TTputc(c);
++ttcol;
}
}
}
/*
* Write out an integer, in the specified radix. Update the physical cursor
* position.
*/
mlputi(i, r)
{
{
register int q;
static char hexdigits[] = "0123456789ABCDEF";
if (i < 0)
{
if (i < 0) {
i = -i;
TTputc('-');
}
q = i/r;
q = i / r;
if (q != 0)
mlputi(q, r);
TTputc(hexdigits[i%r]);
TTputc(hexdigits[i % r]);
++ttcol;
}
}
/*
* do the same except as a long integer.
*/
mlputli(l, r)
long l;
{
long l;
{
register long q;
if (l < 0)
{
if (l < 0) {
l = -l;
TTputc('-');
}
q = l/r;
q = l / r;
if (q != 0)
mlputli(q, r);
TTputc((int)(l%r)+'0');
TTputc((int) (l % r) + '0');
++ttcol;
}
}
/*
* write out a scaled integer with two decimal places
@ -1498,30 +1477,30 @@ int s; /* scaled integer to output */
#if RAINBOW
putline(row, col, buf)
int row, col;
char buf[];
{
int row, col;
char buf[];
{
int n;
n = strlen(buf);
if (col + n - 1 > term.t_ncol)
n = term.t_ncol - col + 1;
Put_Data(row, col, n, buf);
}
}
#endif
/* Get terminal size from system.
Store number of lines into *heightp and width into *widthp.
If zero or a negative number is stored, the value is not valid. */
getscreensize (widthp, heightp)
getscreensize(widthp, heightp)
int *widthp, *heightp;
{
#ifdef TIOCGWINSZ
struct winsize size;
*widthp = 0;
*heightp = 0;
if (ioctl (0, TIOCGWINSZ, &size) < 0)
if (ioctl(0, TIOCGWINSZ, &size) < 0)
return;
*widthp = size.ws_col;
*heightp = size.ws_row;
@ -1539,16 +1518,16 @@ int signr;
extern int errno;
int old_errno = errno;
getscreensize (&w, &h);
getscreensize(&w, &h);
if (h && w && (h-1 != term.t_nrow || w != term.t_ncol))
if (h && w && (h - 1 != term.t_nrow || w != term.t_ncol))
newscreensize(h, w);
signal (SIGWINCH, sizesignal);
signal(SIGWINCH, sizesignal);
errno = old_errno;
}
newscreensize (h, w)
newscreensize(h, w)
int h, w;
{
/* do the change later */
@ -1559,13 +1538,12 @@ int h, w;
}
chg_width = chg_height = 0;
if (h - 1 < term.t_mrow)
newsize(TRUE,h);
newsize(TRUE, h);
if (w < term.t_mcol)
newwidth(TRUE,w);
newwidth(TRUE, w);
update(TRUE);
return TRUE;
}
#endif

523
ebind.h
View File

@ -12,238 +12,407 @@
* control-X commands.
*/
KEYTAB keytab[NBINDS] = {
{CONTROL|'A', gotobol},
{CONTROL|'B', backchar},
{CONTROL|'C', insspace},
{CONTROL|'D', forwdel},
{CONTROL|'E', gotoeol},
{CONTROL|'F', forwchar},
{CONTROL|'G', ctrlg},
{CONTROL|'H', backdel},
{CONTROL|'I', tab},
{CONTROL|'J', indent},
{CONTROL|'K', killtext},
{CONTROL|'L', refresh},
{CONTROL|'M', newline},
{CONTROL|'N', forwline},
{CONTROL|'O', openline},
{CONTROL|'P', backline},
{CONTROL|'Q', quote},
{CONTROL|'R', backsearch},
{CONTROL|'S', forwsearch},
{CONTROL|'T', twiddle},
{CONTROL|'U', unarg},
{CONTROL|'V', forwpage},
{CONTROL|'W', killregion},
{CONTROL|'X', cex},
{CONTROL|'Y', yank},
{CONTROL|'Z', backpage},
{CONTROL|']', meta},
{CTLX|CONTROL|'B', listbuffers},
{CTLX|CONTROL|'C', quit}, /* Hard quit. */
{CONTROL | 'A', gotobol}
,
{CONTROL | 'B', backchar}
,
{CONTROL | 'C', insspace}
,
{CONTROL | 'D', forwdel}
,
{CONTROL | 'E', gotoeol}
,
{CONTROL | 'F', forwchar}
,
{CONTROL | 'G', ctrlg}
,
{CONTROL | 'H', backdel}
,
{CONTROL | 'I', tab}
,
{CONTROL | 'J', indent}
,
{CONTROL | 'K', killtext}
,
{CONTROL | 'L', refresh}
,
{CONTROL | 'M', newline}
,
{CONTROL | 'N', forwline}
,
{CONTROL | 'O', openline}
,
{CONTROL | 'P', backline}
,
{CONTROL | 'Q', quote}
,
{CONTROL | 'R', backsearch}
,
{CONTROL | 'S', forwsearch}
,
{CONTROL | 'T', twiddle}
,
{CONTROL | 'U', unarg}
,
{CONTROL | 'V', forwpage}
,
{CONTROL | 'W', killregion}
,
{CONTROL | 'X', cex}
,
{CONTROL | 'Y', yank}
,
{CONTROL | 'Z', backpage}
,
{CONTROL | ']', meta}
,
{CTLX | CONTROL | 'B', listbuffers}
,
{CTLX | CONTROL | 'C', quit}
, /* Hard quit. */
#if PKCODE & AEDIT
{CTLX|CONTROL|'A', detab},
{CTLX | CONTROL | 'A', detab}
,
#endif
#if PKCODE
{CTLX|CONTROL|'D', filesave}, /* alternative */
{CTLX | CONTROL | 'D', filesave}
, /* alternative */
#else
#if AEDIT
{CTLX|CONTROL|'D', detab},
{CTLX | CONTROL | 'D', detab}
,
#endif
#endif
#if AEDIT
{CTLX|CONTROL|'E', entab},
{CTLX | CONTROL | 'E', entab}
,
#endif
{CTLX|CONTROL|'F', filefind},
{CTLX|CONTROL|'I', insfile},
{CTLX|CONTROL|'L', lowerregion},
{CTLX|CONTROL|'M', delmode},
{CTLX|CONTROL|'N', mvdnwind},
{CTLX|CONTROL|'O', deblank},
{CTLX|CONTROL|'P', mvupwind},
{CTLX|CONTROL|'R', fileread},
{CTLX|CONTROL|'S', filesave},
{CTLX | CONTROL | 'F', filefind}
,
{CTLX | CONTROL | 'I', insfile}
,
{CTLX | CONTROL | 'L', lowerregion}
,
{CTLX | CONTROL | 'M', delmode}
,
{CTLX | CONTROL | 'N', mvdnwind}
,
{CTLX | CONTROL | 'O', deblank}
,
{CTLX | CONTROL | 'P', mvupwind}
,
{CTLX | CONTROL | 'R', fileread}
,
{CTLX | CONTROL | 'S', filesave}
,
#if AEDIT
{CTLX|CONTROL|'T', trim},
{CTLX | CONTROL | 'T', trim}
,
#endif
{CTLX|CONTROL|'U', upperregion},
{CTLX|CONTROL|'V', viewfile},
{CTLX|CONTROL|'W', filewrite},
{CTLX|CONTROL|'X', swapmark},
{CTLX|CONTROL|'Z', shrinkwind},
{CTLX|'?', deskey},
{CTLX|'!', spawn},
{CTLX|'@', pipecmd},
{CTLX|'#', filter},
{CTLX|'$', execprg},
{CTLX|'=', showcpos},
{CTLX|'(', ctlxlp},
{CTLX|')', ctlxrp},
{CTLX|'^', enlargewind},
{CTLX|'0', delwind},
{CTLX|'1', onlywind},
{CTLX|'2', splitwind},
{CTLX|'A', setvar},
{CTLX|'B', usebuffer},
{CTLX|'C', spawncli},
{CTLX | CONTROL | 'U', upperregion}
,
{CTLX | CONTROL | 'V', viewfile}
,
{CTLX | CONTROL | 'W', filewrite}
,
{CTLX | CONTROL | 'X', swapmark}
,
{CTLX | CONTROL | 'Z', shrinkwind}
,
{CTLX | '?', deskey}
,
{CTLX | '!', spawn}
,
{CTLX | '@', pipecmd}
,
{CTLX | '#', filter}
,
{CTLX | '$', execprg}
,
{CTLX | '=', showcpos}
,
{CTLX | '(', ctlxlp}
,
{CTLX | ')', ctlxrp}
,
{CTLX | '^', enlargewind}
,
{CTLX | '0', delwind}
,
{CTLX | '1', onlywind}
,
{CTLX | '2', splitwind}
,
{CTLX | 'A', setvar}
,
{CTLX | 'B', usebuffer}
,
{CTLX | 'C', spawncli}
,
#if BSD | __hpux | SVR4
{CTLX|'D', bktoshell},
{CTLX | 'D', bktoshell}
,
#endif
{CTLX|'E', ctlxe},
{CTLX|'F', setfillcol},
{CTLX|'K', killbuffer},
{CTLX|'M', setmode},
{CTLX|'N', filename},
{CTLX|'O', nextwind},
{CTLX|'P', prevwind},
{CTLX | 'E', ctlxe}
,
{CTLX | 'F', setfillcol}
,
{CTLX | 'K', killbuffer}
,
{CTLX | 'M', setmode}
,
{CTLX | 'N', filename}
,
{CTLX | 'O', nextwind}
,
{CTLX | 'P', prevwind}
,
#if PKCODE
{CTLX|'Q', quote}, /* alternative */
{CTLX | 'Q', quote}
, /* alternative */
#endif
#if ISRCH
{CTLX|'R', risearch},
{CTLX|'S', fisearch},
{CTLX | 'R', risearch}
,
{CTLX | 'S', fisearch}
,
#endif
{CTLX|'W', resize},
{CTLX|'X', nextbuffer},
{CTLX|'Z', enlargewind},
{CTLX | 'W', resize}
,
{CTLX | 'X', nextbuffer}
,
{CTLX | 'Z', enlargewind}
,
#if WORDPRO
{META|CONTROL|'C', wordcount},
{META | CONTROL | 'C', wordcount}
,
#endif
#if PKCODE
{META|CONTROL|'D', newsize},
{META | CONTROL | 'D', newsize}
,
#endif
#if PROC
{META|CONTROL|'E', execproc},
{META | CONTROL | 'E', execproc}
,
#endif
#if CFENCE
{META|CONTROL|'F', getfence},
{META | CONTROL | 'F', getfence}
,
#endif
{META|CONTROL|'H', delbword},
{META|CONTROL|'K', unbindkey},
{META|CONTROL|'L', reposition},
{META|CONTROL|'M', delgmode},
{META|CONTROL|'N', namebuffer},
{META|CONTROL|'R', qreplace},
{META|CONTROL|'S', newsize},
{META|CONTROL|'T', newwidth},
{META|CONTROL|'V', scrnextdw},
{META | CONTROL | 'H', delbword}
,
{META | CONTROL | 'K', unbindkey}
,
{META | CONTROL | 'L', reposition}
,
{META | CONTROL | 'M', delgmode}
,
{META | CONTROL | 'N', namebuffer}
,
{META | CONTROL | 'R', qreplace}
,
{META | CONTROL | 'S', newsize}
,
{META | CONTROL | 'T', newwidth}
,
{META | CONTROL | 'V', scrnextdw}
,
#if WORDPRO
{META|CONTROL|'W', killpara},
{META | CONTROL | 'W', killpara}
,
#endif
{META|CONTROL|'Z', scrnextup},
{META|' ', setmark},
{META|'?', help},
{META|'!', reposition},
{META|'.', setmark},
{META|'>', gotoeob},
{META|'<', gotobob},
{META|'~', unmark},
{META | CONTROL | 'Z', scrnextup}
,
{META | ' ', setmark}
,
{META | '?', help}
,
{META | '!', reposition}
,
{META | '.', setmark}
,
{META | '>', gotoeob}
,
{META | '<', gotobob}
,
{META | '~', unmark}
,
#if APROP
{META|'A', apro},
{META | 'A', apro}
,
#endif
{META|'B', backword},
{META|'C', capword},
{META|'D', delfword},
{META | 'B', backword}
,
{META | 'C', capword}
,
{META | 'D', delfword}
,
#if CRYPT
{META|'E', setkey},
{META | 'E', setkey}
,
#endif
{META|'F', forwword},
{META|'G', gotoline},
{META | 'F', forwword}
,
{META | 'G', gotoline}
,
#if PKCODE
#if WORDPRO
{META|'J', justpara},
{META | 'J', justpara}
,
#endif
#endif
{META|'K', bindtokey},
{META|'L', lowerword},
{META|'M', setgmode},
{META | 'K', bindtokey}
,
{META | 'L', lowerword}
,
{META | 'M', setgmode}
,
#if WORDPRO
{META|'N', gotoeop},
{META|'P', gotobop},
{META|'Q', fillpara},
{META | 'N', gotoeop}
,
{META | 'P', gotobop}
,
{META | 'Q', fillpara}
,
#endif
{META|'R', sreplace},
{META | 'R', sreplace}
,
#if PKCODE
{META|'S', forwsearch}, /* alternative P.K. */
{META | 'S', forwsearch}
, /* alternative P.K. */
#else
#if BSD
{META|'S', bktoshell},
{META | 'S', bktoshell}
,
#endif
#endif
{META|'U', upperword},
{META|'V', backpage},
{META|'W', copyregion},
{META|'X', namedcmd},
{META|'Z', quickexit},
{META|0x7F, delbword},
{META | 'U', upperword}
,
{META | 'V', backpage}
,
{META | 'W', copyregion}
,
{META | 'X', namedcmd}
,
{META | 'Z', quickexit}
,
{META | 0x7F, delbword}
,
#if MSDOS
{SPEC|CONTROL|'_', forwhunt},
{SPEC|CONTROL|'S', backhunt},
{SPEC|71, gotobol},
{SPEC|72, backline},
{SPEC|73, backpage},
{SPEC|75, backchar},
{SPEC|77, forwchar},
{SPEC|79, gotoeol},
{SPEC|80, forwline},
{SPEC|81, forwpage},
{SPEC|82, insspace},
{SPEC|83, forwdel},
{SPEC|115, backword},
{SPEC|116, forwword},
{SPEC | CONTROL | '_', forwhunt}
,
{SPEC | CONTROL | 'S', backhunt}
,
{SPEC | 71, gotobol}
,
{SPEC | 72, backline}
,
{SPEC | 73, backpage}
,
{SPEC | 75, backchar}
,
{SPEC | 77, forwchar}
,
{SPEC | 79, gotoeol}
,
{SPEC | 80, forwline}
,
{SPEC | 81, forwpage}
,
{SPEC | 82, insspace}
,
{SPEC | 83, forwdel}
,
{SPEC | 115, backword}
,
{SPEC | 116, forwword}
,
#if WORDPRO
{SPEC|132, gotobop},
{SPEC|118, gotoeop},
{SPEC | 132, gotobop}
,
{SPEC | 118, gotoeop}
,
#endif
{SPEC|84, cbuf1},
{SPEC|85, cbuf2},
{SPEC|86, cbuf3},
{SPEC|87, cbuf4},
{SPEC|88, cbuf5},
{SPEC|89, cbuf6},
{SPEC|90, cbuf7},
{SPEC|91, cbuf8},
{SPEC|92, cbuf9},
{SPEC|93, cbuf10},
{SPEC | 84, cbuf1}
,
{SPEC | 85, cbuf2}
,
{SPEC | 86, cbuf3}
,
{SPEC | 87, cbuf4}
,
{SPEC | 88, cbuf5}
,
{SPEC | 89, cbuf6}
,
{SPEC | 90, cbuf7}
,
{SPEC | 91, cbuf8}
,
{SPEC | 92, cbuf9}
,
{SPEC | 93, cbuf10}
,
#if PKCODE
{SPEC|117, gotoeob},
{SPEC|119, gotobob},
{SPEC|141, gotobop},
{SPEC|145, gotoeop},
{SPEC|146, yank},
{SPEC|147, killregion},
{SPEC | 117, gotoeob}
,
{SPEC | 119, gotobob}
,
{SPEC | 141, gotobop}
,
{SPEC | 145, gotoeop}
,
{SPEC | 146, yank}
,
{SPEC | 147, killregion}
,
#endif
#endif
#if VT220
{SPEC|'1', fisearch}, /* VT220 keys */
{SPEC|'2', yank},
{SPEC|'3', killregion},
{SPEC|'4', setmark},
{SPEC|'5', backpage},
{SPEC|'6', forwpage},
{SPEC|'A', backline},
{SPEC|'B', forwline},
{SPEC|'C', forwchar},
{SPEC|'D', backchar},
{SPEC|'c', meta},
{SPEC|'d', backchar},
{SPEC|'e', forwline},
{SPEC|'f', gotobob},
{SPEC|'h', help},
{SPEC|'i', cex},
{SPEC | '1', fisearch}
, /* VT220 keys */
{SPEC | '2', yank}
,
{SPEC | '3', killregion}
,
{SPEC | '4', setmark}
,
{SPEC | '5', backpage}
,
{SPEC | '6', forwpage}
,
{SPEC | 'A', backline}
,
{SPEC | 'B', forwline}
,
{SPEC | 'C', forwchar}
,
{SPEC | 'D', backchar}
,
{SPEC | 'c', meta}
,
{SPEC | 'd', backchar}
,
{SPEC | 'e', forwline}
,
{SPEC | 'f', gotobob}
,
{SPEC | 'h', help}
,
{SPEC | 'i', cex}
,
#endif
{0x7F, backdel},
{0x7F, backdel}
,
/* special internal bindings */
SPEC|META|'W', wrapword, /* called on word wrap */
SPEC|META|'C', nullproc, /* every command input */
SPEC|META|'R', nullproc, /* on file read */
SPEC|META|'X', nullproc, /* on window change P.K. */
SPEC | META | 'W', wrapword, /* called on word wrap */
SPEC | META | 'C', nullproc, /* every command input */
SPEC | META | 'R', nullproc, /* on file read */
SPEC | META | 'X', nullproc, /* on window change P.K. */
{0, NULL}
};

20
edef.h
View File

@ -46,10 +46,12 @@ int revexist = FALSE; /* does reverse video exist? */
int flickcode = FALSE; /* do flicker supression? */
char *modename[] = { /* name of modes */
"WRAP", "CMODE", "SPELL", "EXACT", "VIEW", "OVER",
"MAGIC", "CRYPT", "ASAVE"};
"MAGIC", "CRYPT", "ASAVE"
};
char *mode2name[] = { /* name of modes */
"Wrap", "Cmode", "Spell", "Exact", "View", "Over",
"Magic", "Crypt", "Asave"};
"Magic", "Crypt", "Asave"
};
char modecode[] = "WCSEVOMYA"; /* letters to represent modes */
int gmode = 0; /* global editor mode */
int gflags = GFREAD; /* global control flag */
@ -58,7 +60,7 @@ int gfcolor = 8; /* global forgrnd color (white) */
#else
int gfcolor = 7; /* global forgrnd color (white) */
#endif
int gbcolor = 0; /* global backgrnd color (black)*/
int gbcolor = 0; /* global backgrnd color (black) */
int gasave = 256; /* global ASAVE size */
int gacount = 256; /* count until next ASAVE */
int sgarbf = TRUE; /* TRUE if screen is garbage */
@ -67,7 +69,7 @@ int clexec = FALSE; /* command line execution flag */
int mstore = FALSE; /* storing text to macro flag */
int discmd = TRUE; /* display command flag */
int disinp = TRUE; /* display input characters */
struct BUFFER *bstore = NULL; /* buffer to store macro text to*/
struct BUFFER *bstore = NULL; /* buffer to store macro text to */
int vtrow = 0; /* Row location of SW cursor */
int vtcol = 0; /* Column location of SW cursor */
int ttrow = HUGE; /* Row location of HW cursor */
@ -86,9 +88,9 @@ char *cname[] = { /* names of colors */
"BLACK", "RED", "GREEN", "YELLOW", "BLUE",
"MAGENTA", "CYAN", "WHITE"
#if PKCODE & IBMPC
,"HIGH"
, "HIGH"
#endif
};
};
KILL *kbufp = NULL; /* current kill buffer chunk pointer */
KILL *kbufh = NULL; /* kill buffer header pointer */
int kused = KBLOCK; /* # of bytes used in kill buffer */
@ -212,7 +214,7 @@ extern NBIND names[]; /* name to function table */
extern int gmode; /* global editor mode */
extern int gflags; /* global control flag */
extern int gfcolor; /* global forgrnd color (white) */
extern int gbcolor; /* global backgrnd color (black)*/
extern int gbcolor; /* global backgrnd color (black) */
extern int gasave; /* global ASAVE size */
extern int gacount; /* count until next ASAVE */
extern int sgarbf; /* State of screen unknown */
@ -221,7 +223,7 @@ extern int clexec; /* command line execution flag */
extern int mstore; /* storing text to macro flag */
extern int discmd; /* display command flag */
extern int disinp; /* display input characters */
extern struct BUFFER *bstore; /* buffer to store macro text to*/
extern struct BUFFER *bstore; /* buffer to store macro text to */
extern int vtrow; /* Row location of SW cursor */
extern int vtcol; /* Column location of SW cursor */
extern int ttrow; /* Row location of HW cursor */
@ -319,5 +321,3 @@ extern char outline[]; /* global string to hold debug line text */
#ifndef termdef
extern TERM term; /* Terminal information. */
#endif

6
efunc.h
View File

@ -79,8 +79,8 @@ extern int copyregion(); /* Copy region to kill buffer. */
extern int spawncli(); /* Run CLI in a subjob. */
extern int spawn(); /* Run a command in a subjob. */
#if BSD | __hpux | SVR4
extern int bktoshell(); /* suspend emacs to parent shell*/
extern int rtfrmshell(); /* return from a suspended state*/
extern int bktoshell(); /* suspend emacs to parent shell */
extern int rtfrmshell(); /* return from a suspended state */
#endif
extern int quickexit(); /* low keystroke style exit. */
extern int setmode(); /* set an editor mode */
@ -116,7 +116,7 @@ extern int setgmode(); /* set a global mode */
extern int delgmode(); /* delete a global mode */
extern int insspace(); /* insert a space forword */
extern int forwhunt(); /* hunt forward for next match */
extern int backhunt(); /* hunt backwards for next match*/
extern int backhunt(); /* hunt backwards for next match */
extern int pipecmd(); /* pipe command into buffer */
extern int filter(); /* filter buffer through dos */
extern int delwind(); /* delete the current window */

23
epath.h
View File

@ -9,7 +9,6 @@
/* possible names and paths of help files under different OSs */
char *pathname[] =
#if MSDOS
{
"emacs.rc",
@ -24,30 +23,20 @@ char *pathname[] =
#if V7 | BSD | USG
{
".emacsrc",
"emacs.hlp",
".emacsrc", "emacs.hlp",
#if PKCODE
"/usr/global/lib/",
"/usr/local/bin/",
"/usr/local/lib/",
"/usr/global/lib/", "/usr/local/bin/", "/usr/local/lib/",
#endif
"/usr/local/",
"/usr/lib/",
""
};
"/usr/local/", "/usr/lib/", ""};
#endif
#if VMS
{
"emacs.rc",
"emacs.hlp",
"",
"emacs.rc", "emacs.hlp", "",
#if PKCODE
"sys$login:",
"emacs_dir:",
"sys$login:", "emacs_dir:",
#endif
"sys$sysdevice:[vmstools]"
};
"sys$sysdevice:[vmstools]"};
#endif
#define NPNAMES (sizeof(pathname)/sizeof(char *))

77
estruct.h
View File

@ -77,7 +77,7 @@
#else
#define MSDOS 1 /* MS-DOS */
#define V7 0 /* V7 UNIX or Coherent or BSD4.2*/
#define V7 0 /* V7 UNIX or Coherent or BSD4.2 */
#define BSD 0 /* UNIX BSD 4.2 and ULTRIX */
#define USG 0 /* UNIX system V */
#define VMS 0 /* VAX/VMS */
@ -308,7 +308,7 @@
#define FIOEOF 2 /* File I/O, end of file. */
#define FIOERR 3 /* File I/O, error. */
#define FIOMEM 4 /* File I/O, out of memory */
#define FIOFUN 5 /* File I/O, eod of file/bad line*/
#define FIOFUN 5 /* File I/O, eod of file/bad line */
#define CFCPCN 0x0001 /* Last command was C-P, C-N */
#define CFKILL 0x0002 /* Last command was a kill */
@ -496,7 +496,7 @@ typedef struct BUFFER {
#define NUMMODES 9 /* # of defined modes */
#define MDWRAP 0x0001 /* word wrap */
#define MDCMOD 0x0002 /* C indentation and fence match*/
#define MDCMOD 0x0002 /* C indentation and fence match */
#define MDSPELL 0x0004 /* spell error parcing */
#define MDEXACT 0x0008 /* Exact matching for searches */
#define MDVIEW 0x0010 /* read-only buffer */
@ -551,28 +551,28 @@ typedef struct {
short t_nrow; /* current number of rows used */
short t_mcol; /* max Number of columns. */
short t_ncol; /* current Number of columns. */
short t_margin; /* min margin for extended lines*/
short t_margin; /* min margin for extended lines */
short t_scrsiz; /* size of scroll region " */
int t_pause; /* # times thru update to pause */
int (*t_open)(); /* Open terminal at the start. */
int (*t_close)(); /* Close terminal at end. */
int (*t_kopen)(); /* Open keyboard */
int (*t_kclose)(); /* close keyboard */
int (*t_getchar)(); /* Get character from keyboard. */
int (*t_putchar)(); /* Put character to display. */
int (*t_flush)(); /* Flush output buffers. */
int (*t_move)(); /* Move the cursor, origin 0. */
int (*t_eeol)(); /* Erase to end of line. */
int (*t_eeop)(); /* Erase to end of page. */
int (*t_beep)(); /* Beep. */
int (*t_rev)(); /* set reverse video state */
int (*t_rez)(); /* change screen resolution */
int (*t_open) (); /* Open terminal at the start. */
int (*t_close) (); /* Close terminal at end. */
int (*t_kopen) (); /* Open keyboard */
int (*t_kclose) (); /* close keyboard */
int (*t_getchar) (); /* Get character from keyboard. */
int (*t_putchar) (); /* Put character to display. */
int (*t_flush) (); /* Flush output buffers. */
int (*t_move) (); /* Move the cursor, origin 0. */
int (*t_eeol) (); /* Erase to end of line. */
int (*t_eeop) (); /* Erase to end of page. */
int (*t_beep) (); /* Beep. */
int (*t_rev) (); /* set reverse video state */
int (*t_rez) (); /* change screen resolution */
#if COLOR
int (*t_setfor)(); /* set forground color */
int (*t_setback)(); /* set background color */
int (*t_setfor) (); /* set forground color */
int (*t_setback) (); /* set background color */
#endif
#if SCROLLCODE
int (*t_scroll)(); /* scroll a region of the screen */
int (*t_scroll) (); /* scroll a region of the screen */
#endif
} TERM;
@ -601,14 +601,14 @@ typedef struct {
typedef struct {
short k_code; /* Key code */
int (*k_fp)(); /* Routine to handle it */
int (*k_fp) (); /* Routine to handle it */
} KEYTAB;
/* structure for the name binding table */
typedef struct {
char *n_name; /* name of function key */
int (*n_func)(); /* function name is bound to */
int (*n_func) (); /* function name is bound to */
} NBIND;
/* The editor holds deleted text chunks in the KILL buffer. The
@ -642,7 +642,7 @@ typedef struct VDESC {
typedef struct WHBLOCK {
LINE *w_begin; /* ptr to !while statement */
LINE *w_end; /* ptr to the !endwhile statement*/
LINE *w_end; /* ptr to the !endwhile statement */
int w_type; /* block type */
struct WHBLOCK *w_next; /* next while */
} WHBLOCK;
@ -678,30 +678,30 @@ typedef struct WHBLOCK {
* Defines for the metacharacters in the regular expression
* search routines.
*/
#define MCNIL 0 /* Like the '\0' for strings.*/
#define LITCHAR 1 /* Literal character, or string.*/
#define MCNIL 0 /* Like the '\0' for strings. */
#define LITCHAR 1 /* Literal character, or string. */
#define ANY 2
#define CCL 3
#define NCCL 4
#define BOL 5
#define EOL 6
#define DITTO 7
#define CLOSURE 256 /* An or-able value.*/
#define CLOSURE 256 /* An or-able value. */
#define MASKCL CLOSURE - 1
#define MC_ANY '.' /* 'Any' character (except newline).*/
#define MC_CCL '[' /* Character class.*/
#define MC_NCCL '^' /* Negate character class.*/
#define MC_RCCL '-' /* Range in character class.*/
#define MC_ECCL ']' /* End of character class.*/
#define MC_BOL '^' /* Beginning of line.*/
#define MC_EOL '$' /* End of line.*/
#define MC_CLOSURE '*' /* Closure - does not extend past newline.*/
#define MC_DITTO '&' /* Use matched string in replacement.*/
#define MC_ESC '\\' /* Escape - suppress meta-meaning.*/
#define MC_ANY '.' /* 'Any' character (except newline). */
#define MC_CCL '[' /* Character class. */
#define MC_NCCL '^' /* Negate character class. */
#define MC_RCCL '-' /* Range in character class. */
#define MC_ECCL ']' /* End of character class. */
#define MC_BOL '^' /* Beginning of line. */
#define MC_EOL '$' /* End of line. */
#define MC_CLOSURE '*' /* Closure - does not extend past newline. */
#define MC_DITTO '&' /* Use matched string in replacement. */
#define MC_ESC '\\' /* Escape - suppress meta-meaning. */
#define BIT(n) (1 << (n)) /* An integer with one bit set.*/
#define CHCASE(c) ((c) ^ DIFCASE) /* Toggle the case of a letter.*/
#define BIT(n) (1 << (n)) /* An integer with one bit set. */
#define CHCASE(c) ((c) ^ DIFCASE) /* Toggle the case of a letter. */
/* HICHAR - 1 is the largest character we will deal with.
* HIBYTE represents the number of bytes in the bitmap.
@ -728,4 +728,3 @@ typedef struct {
char *rstr;
} RMC;
#endif

598
eval.c
View File

@ -11,17 +11,16 @@
#include "edef.h"
#include "evar.h"
varinit() /* initialize the user variable list */
{
varinit()
{ /* initialize the user variable list */
register int i;
for (i=0; i < MAXVARS; i++)
for (i = 0; i < MAXVARS; i++)
uv[i].u_name[0] = 0;
}
char *gtfun(fname) /* evaluate a function */
char *gtfun(fname)
/* evaluate a function */
char *fname; /* name of function to evaluate */
{
@ -47,89 +46,126 @@ char *fname; /* name of function to evaluate */
/* return errorm on a bad reference */
if (fnum == NFUNCS)
return(errorm);
return (errorm);
/* if needed, retrieve the first argument */
if (funcs[fnum].f_type >= MONAMIC) {
if ((status = macarg(arg1)) != TRUE)
return(errorm);
return (errorm);
/* if needed, retrieve the second argument */
if (funcs[fnum].f_type >= DYNAMIC) {
if ((status = macarg(arg2)) != TRUE)
return(errorm);
return (errorm);
/* if needed, retrieve the third argument */
if (funcs[fnum].f_type >= TRINAMIC)
if ((status = macarg(arg3)) != TRUE)
return(errorm);
return (errorm);
}
}
/* and now evaluate it! */
switch (fnum) {
case UFADD: return(itoa(atoi(arg1) + atoi(arg2)));
case UFSUB: return(itoa(atoi(arg1) - atoi(arg2)));
case UFTIMES: return(itoa(atoi(arg1) * atoi(arg2)));
case UFDIV: return(itoa(atoi(arg1) / atoi(arg2)));
case UFMOD: return(itoa(atoi(arg1) % atoi(arg2)));
case UFNEG: return(itoa(-atoi(arg1)));
case UFCAT: strcpy(result, arg1);
return(strcat(result, arg2));
case UFLEFT: return(strncpy(result, arg1, atoi(arg2)));
case UFRIGHT: return(strcpy(result,
case UFADD:
return (itoa(atoi(arg1) + atoi(arg2)));
case UFSUB:
return (itoa(atoi(arg1) - atoi(arg2)));
case UFTIMES:
return (itoa(atoi(arg1) * atoi(arg2)));
case UFDIV:
return (itoa(atoi(arg1) / atoi(arg2)));
case UFMOD:
return (itoa(atoi(arg1) % atoi(arg2)));
case UFNEG:
return (itoa(-atoi(arg1)));
case UFCAT:
strcpy(result, arg1);
return (strcat(result, arg2));
case UFLEFT:
return (strncpy(result, arg1, atoi(arg2)));
case UFRIGHT:
return (strcpy(result,
&arg1[(strlen(arg1) - atoi(arg2))]));
case UFMID: return(strncpy(result, &arg1[atoi(arg2)-1],
case UFMID:
return (strncpy(result, &arg1[atoi(arg2) - 1],
atoi(arg3)));
case UFNOT: return(ltos(stol(arg1) == FALSE));
case UFEQUAL: return(ltos(atoi(arg1) == atoi(arg2)));
case UFLESS: return(ltos(atoi(arg1) < atoi(arg2)));
case UFGREATER: return(ltos(atoi(arg1) > atoi(arg2)));
case UFSEQUAL: return(ltos(strcmp(arg1, arg2) == 0));
case UFSLESS: return(ltos(strcmp(arg1, arg2) < 0));
case UFSGREAT: return(ltos(strcmp(arg1, arg2) > 0));
case UFIND: return(strcpy(result, getval(arg1)));
case UFAND: return(ltos(stol(arg1) && stol(arg2)));
case UFOR: return(ltos(stol(arg1) || stol(arg2)));
case UFLENGTH: return(itoa(strlen(arg1)));
case UFUPPER: return(mkupper(arg1));
case UFLOWER: return(mklower(arg1));
case UFTRUTH: return(ltos(atoi(arg1) == 42));
case UFASCII: return(itoa((int)arg1[0]));
case UFCHR: result[0] = atoi(arg1);
case UFNOT:
return (ltos(stol(arg1) == FALSE));
case UFEQUAL:
return (ltos(atoi(arg1) == atoi(arg2)));
case UFLESS:
return (ltos(atoi(arg1) < atoi(arg2)));
case UFGREATER:
return (ltos(atoi(arg1) > atoi(arg2)));
case UFSEQUAL:
return (ltos(strcmp(arg1, arg2) == 0));
case UFSLESS:
return (ltos(strcmp(arg1, arg2) < 0));
case UFSGREAT:
return (ltos(strcmp(arg1, arg2) > 0));
case UFIND:
return (strcpy(result, getval(arg1)));
case UFAND:
return (ltos(stol(arg1) && stol(arg2)));
case UFOR:
return (ltos(stol(arg1) || stol(arg2)));
case UFLENGTH:
return (itoa(strlen(arg1)));
case UFUPPER:
return (mkupper(arg1));
case UFLOWER:
return (mklower(arg1));
case UFTRUTH:
return (ltos(atoi(arg1) == 42));
case UFASCII:
return (itoa((int) arg1[0]));
case UFCHR:
result[0] = atoi(arg1);
result[1] = 0;
return(result);
case UFGTKEY: result[0] = tgetc();
return (result);
case UFGTKEY:
result[0] = tgetc();
result[1] = 0;
return(result);
case UFRND: return(itoa((ernd() % abs(atoi(arg1))) + 1));
case UFABS: return(itoa(abs(atoi(arg1))));
case UFSINDEX: return(itoa(sindex(arg1, arg2)));
return (result);
case UFRND:
return (itoa((ernd() % abs(atoi(arg1))) + 1));
case UFABS:
return (itoa(abs(atoi(arg1))));
case UFSINDEX:
return (itoa(sindex(arg1, arg2)));
case UFENV:
#if ENVFUNC
tsp = getenv(arg1);
return(tsp == NULL ? "" : tsp);
return (tsp == NULL ? "" : tsp);
#else
return("");
return ("");
#endif
case UFBIND: return(transbind(arg1));
case UFEXIST: return(ltos(fexist(arg1)));
case UFBIND:
return (transbind(arg1));
case UFEXIST:
return (ltos(fexist(arg1)));
case UFFIND:
tsp = flook(arg1, TRUE);
return(tsp == NULL ? "" : tsp);
case UFBAND: return(itoa(atoi(arg1) & atoi(arg2)));
case UFBOR: return(itoa(atoi(arg1) | atoi(arg2)));
case UFBXOR: return(itoa(atoi(arg1) ^ atoi(arg2)));
case UFBNOT: return(itoa(~atoi(arg1)));
case UFXLATE: return(xlat(arg1, arg2, arg3));
return (tsp == NULL ? "" : tsp);
case UFBAND:
return (itoa(atoi(arg1) & atoi(arg2)));
case UFBOR:
return (itoa(atoi(arg1) | atoi(arg2)));
case UFBXOR:
return (itoa(atoi(arg1) ^ atoi(arg2)));
case UFBNOT:
return (itoa(~atoi(arg1)));
case UFXLATE:
return (xlat(arg1, arg2, arg3));
}
exit(-11); /* never should get here */
}
char *gtusr(vname) /* look up a user var's value */
char *gtusr(vname)
/* look up a user var's value */
char *vname; /* name of user variable to fetch */
{
@ -139,13 +175,13 @@ char *vname; /* name of user variable to fetch */
/* scan the list looking for the user var name */
for (vnum = 0; vnum < MAXVARS; vnum++) {
if (uv[vnum].u_name[0] == 0)
return(errorm);
return (errorm);
if (strcmp(vname, uv[vnum].u_name) == 0)
return(uv[vnum].u_value);
return (uv[vnum].u_value);
}
/* return errorm if we run off the end */
return(errorm);
return (errorm);
}
char *gtenv(vname)
@ -169,78 +205,116 @@ char *vname; /* name of environment variable to retrieve */
char *ename = getenv(vname);
if (ename != NULL)
return(ename);
return (ename);
else
return(errorm);
return (errorm);
}
#else
return(errorm);
return (errorm);
#endif
/* otherwise, fetch the appropriate value */
switch (vnum) {
case EVFILLCOL: return(itoa(fillcol));
case EVPAGELEN: return(itoa(term.t_nrow + 1));
case EVCURCOL: return(itoa(getccol(FALSE)));
case EVCURLINE: return(itoa(getcline()));
case EVRAM: return(itoa((int)(envram / 1024l)));
case EVFLICKER: return(ltos(flickcode));
case EVCURWIDTH:return(itoa(term.t_ncol));
case EVCBUFNAME:return(curbp->b_bname);
case EVCFNAME: return(curbp->b_fname);
case EVSRES: return(sres);
case EVDEBUG: return(ltos(macbug));
case EVSTATUS: return(ltos(cmdstatus));
case EVPALETTE: return(palstr);
case EVASAVE: return(itoa(gasave));
case EVACOUNT: return(itoa(gacount));
case EVLASTKEY: return(itoa(lastkey));
case EVFILLCOL:
return (itoa(fillcol));
case EVPAGELEN:
return (itoa(term.t_nrow + 1));
case EVCURCOL:
return (itoa(getccol(FALSE)));
case EVCURLINE:
return (itoa(getcline()));
case EVRAM:
return (itoa((int) (envram / 1024l)));
case EVFLICKER:
return (ltos(flickcode));
case EVCURWIDTH:
return (itoa(term.t_ncol));
case EVCBUFNAME:
return (curbp->b_bname);
case EVCFNAME:
return (curbp->b_fname);
case EVSRES:
return (sres);
case EVDEBUG:
return (ltos(macbug));
case EVSTATUS:
return (ltos(cmdstatus));
case EVPALETTE:
return (palstr);
case EVASAVE:
return (itoa(gasave));
case EVACOUNT:
return (itoa(gacount));
case EVLASTKEY:
return (itoa(lastkey));
case EVCURCHAR:
return(curwp->w_dotp->l_used ==
return (curwp->w_dotp->l_used ==
curwp->w_doto ? itoa('\n') :
itoa(lgetc(curwp->w_dotp, curwp->w_doto)));
case EVDISCMD: return(ltos(discmd));
case EVVERSION: return(VERSION);
case EVPROGNAME:return(PROGNAME);
case EVSEED: return(itoa(seed));
case EVDISINP: return(ltos(disinp));
case EVWLINE: return(itoa(curwp->w_ntrows));
case EVCWLINE: return(itoa(getwpos()));
case EVTARGET: saveflag = lastflag;
return(itoa(curgoal));
case EVSEARCH: return(pat);
case EVREPLACE: return(rpat);
case EVMATCH: return((patmatch == NULL)? "": patmatch);
case EVKILL: return(getkill());
case EVCMODE: return(itoa(curbp->b_mode));
case EVGMODE: return(itoa(gmode));
case EVTPAUSE: return(itoa(term.t_pause));
case EVDISCMD:
return (ltos(discmd));
case EVVERSION:
return (VERSION);
case EVPROGNAME:
return (PROGNAME);
case EVSEED:
return (itoa(seed));
case EVDISINP:
return (ltos(disinp));
case EVWLINE:
return (itoa(curwp->w_ntrows));
case EVCWLINE:
return (itoa(getwpos()));
case EVTARGET:
saveflag = lastflag;
return (itoa(curgoal));
case EVSEARCH:
return (pat);
case EVREPLACE:
return (rpat);
case EVMATCH:
return ((patmatch == NULL) ? "" : patmatch);
case EVKILL:
return (getkill());
case EVCMODE:
return (itoa(curbp->b_mode));
case EVGMODE:
return (itoa(gmode));
case EVTPAUSE:
return (itoa(term.t_pause));
case EVPENDING:
#if TYPEAH
return(ltos(typahead()));
return (ltos(typahead()));
#else
return(falsem);
return (falsem);
#endif
case EVLWIDTH: return(itoa(llength(curwp->w_dotp)));
case EVLINE: return(getctext());
case EVGFLAGS: return(itoa(gflags));
case EVRVAL: return(itoa(rval));
case EVTAB: return(itoa(tabmask+1));
case EVOVERLAP: return(itoa(overlap));
case EVLWIDTH:
return (itoa(llength(curwp->w_dotp)));
case EVLINE:
return (getctext());
case EVGFLAGS:
return (itoa(gflags));
case EVRVAL:
return (itoa(rval));
case EVTAB:
return (itoa(tabmask + 1));
case EVOVERLAP:
return (itoa(overlap));
case EVSCROLLCOUNT:
return(itoa(scrollcount));
return (itoa(scrollcount));
#if SCROLLCODE
case EVSCROLL: return(ltos(term.t_scroll != NULL));
case EVSCROLL:
return (ltos(term.t_scroll != NULL));
#else
case EVSCROLL: return(ltos(0));
case EVSCROLL:
return (ltos(0));
#endif
}
exit(-12); /* again, we should never get here */
}
char *getkill() /* return some of the contents of the kill buffer */
{
char *getkill()
{ /* return some of the contents of the kill buffer */
register int size; /* max number of chars to return */
static char value[NSTRING]; /* temp buffer for value */
@ -257,11 +331,11 @@ char *getkill() /* return some of the contents of the kill buffer */
}
/* and return the constructed value */
return(value);
return (value);
}
int setvar(f, n) /* set a variable */
int setvar(f, n)
/* set a variable */
int f; /* default flag */
int n; /* numeric arg (can overide prompted value) */
@ -272,14 +346,14 @@ int n; /* numeric arg (can overide prompted value) */
register char *ep; /* ptr to end of outline */
#endif
VDESC vd; /* variable num/type */
char var[NVSIZE+1]; /* name of variable to fetch */
char var[NVSIZE + 1]; /* name of variable to fetch */
char value[NSTRING]; /* value to set variable to */
/* first get the variable to set.. */
if (clexec == FALSE) {
status = mlreply("Variable to set: ", &var[0], NVSIZE);
if (status != TRUE)
return(status);
return (status);
} else { /* macro line argument */
/* grab token and skip it */
execstr = token(execstr, var, NVSIZE + 1);
@ -291,7 +365,7 @@ int n; /* numeric arg (can overide prompted value) */
/* if its not legal....bitch */
if (vd.v_type == -1) {
mlwrite("%%No such variable as '%s'", var);
return(FALSE);
return (FALSE);
}
/* get the value for that variable */
@ -300,7 +374,7 @@ int n; /* numeric arg (can overide prompted value) */
else {
status = mlreply("Value: ", &value[0], NSTRING);
if (status != TRUE)
return(status);
return (status);
}
/* and set the appropriate value */
@ -331,12 +405,11 @@ int n; /* numeric arg (can overide prompted value) */
if (*sp++ == '%') {
/* advance to the end */
ep = --sp;
while (*ep++)
;
while (*ep++);
/* null terminate the string one out */
*(ep + 1) = 0;
/* copy backwards */
while(ep-- > sp)
while (ep-- > sp)
*(ep + 1) = *ep;
/* and advance sp past the new % */
@ -356,11 +429,11 @@ int n; /* numeric arg (can overide prompted value) */
#endif
/* and return it */
return(status);
return (status);
}
findvar(var, vd, size) /* find a variables type and name */
findvar(var, vd, size)
/* find a variables type and name */
char *var; /* name of var to get */
VDESC *vd; /* structure to hold type and ptr */
int size; /* size of var array */
@ -369,7 +442,7 @@ int size; /* size of var array */
register int vnum; /* subscript in varable arrays */
register int vtype; /* type to return */
fvar: vtype = -1;
fvar:vtype = -1;
switch (var[0]) {
case '$': /* check for legal enviromnent var */
@ -414,8 +487,8 @@ fvar: vtype = -1;
return;
}
int svar(var, value) /* set a variable */
int svar(var, value)
/* set a variable */
VDESC *var; /* variable to set */
char *value; /* value to set to */
@ -424,7 +497,7 @@ char *value; /* value to set to */
register int vtype; /* type of variable to set */
register int status; /* status return */
register int c; /* translated character */
register char * sp; /* scratch string pointer */
register char *sp; /* scratch string pointer */
/* simplify the vd structure (we are gonna look at it a lot) */
vnum = var->v_num;
@ -438,7 +511,7 @@ char *value; /* value to set to */
free(uv[vnum].u_value);
sp = malloc(strlen(value) + 1);
if (sp == NULL)
return(FALSE);
return (FALSE);
strcpy(sp, value);
uv[vnum].u_value = sp;
break;
@ -446,41 +519,58 @@ char *value; /* value to set to */
case TKENV: /* set an environment variable */
status = TRUE; /* by default */
switch (vnum) {
case EVFILLCOL: fillcol = atoi(value);
case EVFILLCOL:
fillcol = atoi(value);
break;
case EVPAGELEN: status = newsize(TRUE, atoi(value));
case EVPAGELEN:
status = newsize(TRUE, atoi(value));
break;
case EVCURCOL: status = setccol(atoi(value));
case EVCURCOL:
status = setccol(atoi(value));
break;
case EVCURLINE: status = gotoline(TRUE, atoi(value));
case EVCURLINE:
status = gotoline(TRUE, atoi(value));
break;
case EVRAM: break;
case EVFLICKER: flickcode = stol(value);
case EVRAM:
break;
case EVCURWIDTH:status = newwidth(TRUE, atoi(value));
case EVFLICKER:
flickcode = stol(value);
break;
case EVCBUFNAME:strcpy(curbp->b_bname, value);
case EVCURWIDTH:
status = newwidth(TRUE, atoi(value));
break;
case EVCBUFNAME:
strcpy(curbp->b_bname, value);
curwp->w_flag |= WFMODE;
break;
case EVCFNAME: strcpy(curbp->b_fname, value);
case EVCFNAME:
strcpy(curbp->b_fname, value);
curwp->w_flag |= WFMODE;
break;
case EVSRES: status = TTrez(value);
case EVSRES:
status = TTrez(value);
break;
case EVDEBUG: macbug = stol(value);
case EVDEBUG:
macbug = stol(value);
break;
case EVSTATUS: cmdstatus = stol(value);
case EVSTATUS:
cmdstatus = stol(value);
break;
case EVPALETTE: strncpy(palstr, value, 48);
case EVPALETTE:
strncpy(palstr, value, 48);
spal(palstr);
break;
case EVASAVE: gasave = atoi(value);
case EVASAVE:
gasave = atoi(value);
break;
case EVACOUNT: gacount = atoi(value);
case EVACOUNT:
gacount = atoi(value);
break;
case EVLASTKEY: lastkey = atoi(value);
case EVLASTKEY:
lastkey = atoi(value);
break;
case EVCURCHAR: ldelete(1L, FALSE); /* delete 1 char */
case EVCURCHAR:
ldelete(1L, FALSE); /* delete 1 char */
c = atoi(value);
if (c == '\n')
lnewline(FALSE, 1);
@ -488,65 +578,86 @@ char *value; /* value to set to */
linsert(1, c);
backchar(FALSE, 1);
break;
case EVDISCMD: discmd = stol(value);
case EVDISCMD:
discmd = stol(value);
break;
case EVVERSION: break;
case EVPROGNAME:break;
case EVSEED: seed = atoi(value);
case EVVERSION:
break;
case EVDISINP: disinp = stol(value);
case EVPROGNAME:
break;
case EVWLINE: status = resize(TRUE, atoi(value));
case EVSEED:
seed = atoi(value);
break;
case EVCWLINE: status = forwline(TRUE,
atoi(value) - getwpos());
case EVDISINP:
disinp = stol(value);
break;
case EVTARGET: curgoal = atoi(value);
case EVWLINE:
status = resize(TRUE, atoi(value));
break;
case EVCWLINE:
status = forwline(TRUE, atoi(value) - getwpos());
break;
case EVTARGET:
curgoal = atoi(value);
thisflag = saveflag;
break;
case EVSEARCH: strcpy(pat, value);
case EVSEARCH:
strcpy(pat, value);
rvstrcpy(tap, pat);
#if MAGIC
mcclear();
#endif
break;
case EVREPLACE: strcpy(rpat, value);
case EVREPLACE:
strcpy(rpat, value);
break;
case EVMATCH: break;
case EVKILL: break;
case EVCMODE: curbp->b_mode = atoi(value);
case EVMATCH:
break;
case EVKILL:
break;
case EVCMODE:
curbp->b_mode = atoi(value);
curwp->w_flag |= WFMODE;
break;
case EVGMODE: gmode = atoi(value);
case EVGMODE:
gmode = atoi(value);
break;
case EVTPAUSE: term.t_pause = atoi(value);
case EVTPAUSE:
term.t_pause = atoi(value);
break;
case EVPENDING: break;
case EVLWIDTH: break;
case EVLINE: putctext(value);
case EVGFLAGS: gflags = atoi(value);
case EVPENDING:
break;
case EVRVAL: break;
case EVTAB: tabmask = atoi(value)-1;
case EVLWIDTH:
break;
case EVLINE:
putctext(value);
case EVGFLAGS:
gflags = atoi(value);
break;
case EVRVAL:
break;
case EVTAB:
tabmask = atoi(value) - 1;
if (tabmask != 0x07 && tabmask != 0x03)
tabmask = 0x07;
curwp->w_flag |= WFHARD;
break;
case EVOVERLAP: overlap = atoi(value);
case EVOVERLAP:
overlap = atoi(value);
break;
case EVSCROLLCOUNT:
scrollcount = atoi(value);
break;
case EVSCROLL:
#if SCROLLCODE
if (! stol(value))
if (!stol(value))
term.t_scroll = NULL;
#endif
break;
}
break;
}
return(status);
return (status);
}
/* atoi: ascii string to integer......This is too
@ -581,9 +692,9 @@ char *st;
if (c >= '0' && c <= '9')
result = result * 10 + c - '0';
else
return(0);
return (0);
return(result * sign);
return (result * sign);
}
/* itoa: integer to ascii string.......... This is too
@ -597,9 +708,9 @@ int i; /* integer to translate to a string */
register int digit; /* current digit being used */
register char *sp; /* pointer into result */
register int sign; /* sign of resulting number */
static char result[INTWIDTH+1]; /* resulting string */
static char result[INTWIDTH + 1]; /* resulting string */
/* record the sign...*/
/* record the sign... */
sign = 1;
if (i < 0) {
sign = -1;
@ -620,11 +731,11 @@ int i; /* integer to translate to a string */
*(--sp) = '-'; /* and install the minus sign */
}
return(sp);
return (sp);
}
int gettyp(token) /* find the type of a passed token */
int gettyp(token)
/* find the type of a passed token */
char *token; /* token to analyze */
{
@ -635,29 +746,38 @@ char *token; /* token to analyze */
/* no blanks!!! */
if (c == 0)
return(TKNUL);
return (TKNUL);
/* a numeric literal? */
if (c >= '0' && c <= '9')
return(TKLIT);
return (TKLIT);
switch (c) {
case '"': return(TKSTR);
case '"':
return (TKSTR);
case '!': return(TKDIR);
case '@': return(TKARG);
case '#': return(TKBUF);
case '$': return(TKENV);
case '%': return(TKVAR);
case '&': return(TKFUN);
case '*': return(TKLBL);
case '!':
return (TKDIR);
case '@':
return (TKARG);
case '#':
return (TKBUF);
case '$':
return (TKENV);
case '%':
return (TKVAR);
case '&':
return (TKFUN);
case '*':
return (TKLBL);
default: return(TKCMD);
default:
return (TKCMD);
}
}
char *getval(token) /* find the value of a token */
char *getval(token)
/* find the value of a token */
char *token; /* token to evaluate */
{
@ -665,21 +785,21 @@ char *token; /* token to evaluate */
register BUFFER *bp; /* temp buffer pointer */
register int blen; /* length of buffer argument */
register int distmp; /* temporary discmd flag */
static char buf[NSTRING];/* string buffer for some returns */
static char buf[NSTRING]; /* string buffer for some returns */
switch (gettyp(token)) {
case TKNUL: return("");
case TKNUL:
return ("");
case TKARG: /* interactive argument */
strcpy(token, getval(&token[1]));
distmp = discmd; /* echo it always! */
discmd = TRUE;
status = getstring(token,
buf, NSTRING, ctoec('\n'));
status = getstring(token, buf, NSTRING, ctoec('\n'));
discmd = distmp;
if (status == ABORT)
return(errorm);
return(buf);
return (errorm);
return (buf);
case TKBUF: /* buffer contents fetch */
@ -687,7 +807,7 @@ char *token; /* token to evaluate */
strcpy(token, getval(&token[1]));
bp = bfind(token, FALSE, 0);
if (bp == NULL)
return(errorm);
return (errorm);
/* if the buffer is displayed, get the window
vars instead of the buffer vars */
@ -698,21 +818,20 @@ char *token; /* token to evaluate */
/* make sure we are not at the end */
if (bp->b_linep == bp->b_dotp)
return(errorm);
return (errorm);
/* grab the line as an argument */
blen = bp->b_dotp->l_used - bp->b_doto;
if (blen > NSTRING)
blen = NSTRING;
strncpy(buf, bp->b_dotp->l_text + bp->b_doto,
blen);
strncpy(buf, bp->b_dotp->l_text + bp->b_doto, blen);
buf[blen] = 0;
/* and step the buffer's line ptr ahead a line */
bp->b_dotp = bp->b_dotp->l_fp;
bp->b_doto = 0;
/* if displayed buffer, reset window ptr vars*/
/* if displayed buffer, reset window ptr vars */
if (bp->b_nwnd > 0) {
curwp->w_dotp = curbp->b_dotp;
curwp->w_doto = 0;
@ -720,47 +839,55 @@ char *token; /* token to evaluate */
}
/* and return the spoils */
return(buf);
return (buf);
case TKVAR: return(gtusr(token+1));
case TKENV: return(gtenv(token+1));
case TKFUN: return(gtfun(token+1));
case TKDIR: return(errorm);
case TKLBL: return(errorm);
case TKLIT: return(token);
case TKSTR: return(token+1);
case TKCMD: return(token);
case TKVAR:
return (gtusr(token + 1));
case TKENV:
return (gtenv(token + 1));
case TKFUN:
return (gtfun(token + 1));
case TKDIR:
return (errorm);
case TKLBL:
return (errorm);
case TKLIT:
return (token);
case TKSTR:
return (token + 1);
case TKCMD:
return (token);
}
}
int stol(val) /* convert a string to a numeric logical */
int stol(val)
/* convert a string to a numeric logical */
char *val; /* value to check for stol */
{
/* check for logical values */
if (val[0] == 'F')
return(FALSE);
return (FALSE);
if (val[0] == 'T')
return(TRUE);
return (TRUE);
/* check for numeric truth (!= 0) */
return((atoi(val) != 0));
return ((atoi(val) != 0));
}
char *ltos(val) /* numeric logical to string logical */
char *ltos(val)
/* numeric logical to string logical */
int val; /* value to translate */
{
if (val)
return(truem);
return (truem);
else
return(falsem);
return (falsem);
}
char *mkupper(str) /* make a string upper case */
char *mkupper(str)
/* make a string upper case */
char *str; /* string to upper case */
{
@ -772,11 +899,11 @@ char *str; /* string to upper case */
*sp += 'A' - 'a';
++sp;
}
return(str);
return (str);
}
char *mklower(str) /* make a string lower case */
char *mklower(str)
/* make a string lower case */
char *str; /* string to lower case */
{
@ -788,26 +915,25 @@ char *str; /* string to lower case */
*sp += 'a' - 'A';
++sp;
}
return(str);
return (str);
}
int abs(x) /* take the absolute value of an integer */
int abs(x)
/* take the absolute value of an integer */
int x;
{
return(x < 0 ? -x : x);
return (x < 0 ? -x : x);
}
int ernd() /* returns a random integer */
{
int ernd()
{ /* returns a random integer */
seed = abs(seed * 1721 + 10007);
return(seed);
return (seed);
}
int sindex(source, pattern) /* find pattern within source */
int sindex(source, pattern)
/* find pattern within source */
char *source; /* source string to search */
char *pattern; /* string to look for */
@ -831,12 +957,12 @@ char *pattern; /* string to look for */
/* was it a match? */
if (*cp == 0)
return((int)(sp - source) + 1);
return ((int) (sp - source) + 1);
++sp;
}
/* no match at all.. */
return(0);
return (0);
}
/* Filter a string through a translation table */
@ -870,10 +996,10 @@ char *trans; /* resulting translated characters */
/* no match, copy in the source char untranslated */
*rp++ = *sp;
xnext: ++sp;
xnext:++sp;
}
/* terminate and return the result */
*rp = 0;
return(result);
return (result);
}

262
exec.c
View File

@ -18,8 +18,8 @@ namedcmd(f, n)
int f, n; /* command arguments [passed through to command executed] */
{
register int (*kfunc)(); /* ptr to the requexted function to bind to */
int (*getname())();
register int (*kfunc) (); /* ptr to the requexted function to bind to */
int (*getname()) ();
/* prompt the user to type a named command */
mlwrite(": ");
@ -28,11 +28,11 @@ int f, n; /* command arguments [passed through to command executed] */
kfunc = getname();
if (kfunc == NULL) {
mlwrite("(No such function)");
return(FALSE);
return (FALSE);
}
/* and then execute the command */
return((*kfunc)(f, n));
return ((*kfunc) (f, n));
}
/* execcmd: Execute a command line command to be typed in
@ -48,10 +48,10 @@ int f, n; /* default Flag and Numeric argument */
/* get the line wanted */
if ((status = mlreply(": ", cmdstr, NSTRING)) != TRUE)
return(status);
return (status);
execlevel = 0;
return(docmd(cmdstr));
return (docmd(cmdstr));
}
/* docmd: take a passed string as a command line and translate
@ -72,16 +72,16 @@ char *cline; /* command line to execute */
{
register int f; /* default argument flag */
register int n; /* numeric repeat value */
int (*fnc)(); /* function to execute */
int (*fnc) (); /* function to execute */
int status; /* return status of function */
int oldcle; /* old contents of clexec flag */
char *oldestr; /* original exec string */
char tkn[NSTRING]; /* next token off of command line */
int (*fncmatch())();
int (*fncmatch()) ();
/* if we are scanning and not executing..go back here */
if (execlevel)
return(TRUE);
return (TRUE);
oldestr = execstr; /* save last ptr to string to execute */
execstr = cline; /* and set this one as current */
@ -94,7 +94,7 @@ char *cline; /* command line to execute */
if ((status = macarg(tkn)) != TRUE) { /* and grab the first token */
execstr = oldestr;
return(status);
return (status);
}
/* process leadin argument */
@ -106,7 +106,7 @@ char *cline; /* command line to execute */
/* and now get the command to execute */
if ((status = macarg(tkn)) != TRUE) {
execstr = oldestr;
return(status);
return (status);
}
}
@ -114,17 +114,17 @@ char *cline; /* command line to execute */
if ((fnc = fncmatch(tkn)) == NULL) {
mlwrite("(No such Function)");
execstr = oldestr;
return(FALSE);
return (FALSE);
}
/* save the arguments and go execute the command */
oldcle = clexec; /* save old clexec flag */
clexec = TRUE; /* in cline execution */
status = (*fnc)(f, n); /* call the function */
status = (*fnc) (f, n); /* call the function */
cmdstatus = status; /* save the status */
clexec = oldcle; /* restore clexec flag */
execstr = oldestr;
return(status);
return (status);
}
/* token: chop a token off a string
@ -153,12 +153,23 @@ int size; /* maximum size of token */
if (*src == 0)
break;
switch (*src++) {
case 'r': c = 13; break;
case 'n': c = 10; break;
case 't': c = 9; break;
case 'b': c = 8; break;
case 'f': c = 12; break;
default: c = *(src-1);
case 'r':
c = 13;
break;
case 'n':
c = 10;
break;
case 't':
c = 9;
break;
case 'b':
c = 8;
break;
case 'f':
c = 12;
break;
default:
c = *(src - 1);
}
if (--size > 0) {
*tok++ = c;
@ -188,11 +199,11 @@ int size; /* maximum size of token */
if (*src)
++src;
*tok = 0;
return(src);
return (src);
}
macarg(tok) /* get a macro line argument */
macarg(tok)
/* get a macro line argument */
char *tok; /* buffer to place argument */
{
@ -203,7 +214,7 @@ char *tok; /* buffer to place argument */
clexec = TRUE; /* get the argument */
status = nextarg("", tok, NSTRING, ctoec('\n'));
clexec = savcle; /* restore execution mode */
return(status);
return (status);
}
/* nextarg: get the next argument */
@ -218,14 +229,14 @@ int terminator; /* terminating char to be used on interactive fetch */
{
/* if we are interactive, go get it! */
if (clexec == FALSE)
return(getstring(prompt, buffer, size, terminator));
return (getstring(prompt, buffer, size, terminator));
/* grab token and advance past */
execstr = token(execstr, buffer, size);
/* evaluate it */
strcpy(buffer, getval(buffer));
return(TRUE);
return (TRUE);
}
/* storemac: Set up a macro buffer and flag to store all
@ -243,13 +254,13 @@ int n; /* macro number to use */
/* must have a numeric argument to this function */
if (f == FALSE) {
mlwrite("No macro specified");
return(FALSE);
return (FALSE);
}
/* range check the macro number */
if (n < 1 || n > 40) {
mlwrite("Macro number out of range");
return(FALSE);
return (FALSE);
}
/* construct the macro buffer name */
@ -260,7 +271,7 @@ int n; /* macro number to use */
/* set up the new macro buffer */
if ((bp = bfind(bname, TRUE, BFINVS)) == NULL) {
mlwrite("Can not create macro");
return(FALSE);
return (FALSE);
}
/* and make sure it is empty */
@ -269,7 +280,7 @@ int n; /* macro number to use */
/* and set the macro store pointers to it */
mstore = TRUE;
bstore = bp;
return(TRUE);
return (TRUE);
}
#if PROC
@ -288,11 +299,12 @@ int n; /* macro number to use */
/* a numeric argument means its a numbered macro */
if (f == TRUE)
return(storemac(f, n));
return (storemac(f, n));
/* get the name of the procedure */
if ((status = mlreply("Procedure name: ", &bname[1], NBUFN-2)) != TRUE)
return(status);
if ((status =
mlreply("Procedure name: ", &bname[1], NBUFN - 2)) != TRUE)
return (status);
/* construct the macro buffer name */
bname[0] = '*';
@ -301,7 +313,7 @@ int n; /* macro number to use */
/* set up the new macro buffer */
if ((bp = bfind(bname, TRUE, BFINVS)) == NULL) {
mlwrite("Can not create macro");
return(FALSE);
return (FALSE);
}
/* and make sure it is empty */
@ -310,7 +322,7 @@ int n; /* macro number to use */
/* and set the macro store pointers to it */
mstore = TRUE;
bstore = bp;
return(TRUE);
return (TRUE);
}
/* execproc: Execute a procedure */
@ -322,27 +334,28 @@ int f, n; /* default flag and numeric arg */
{
register BUFFER *bp; /* ptr to buffer to execute */
register int status; /* status return */
char bufn[NBUFN+2]; /* name of buffer to execute */
char bufn[NBUFN + 2]; /* name of buffer to execute */
/* find out what buffer the user wants to execute */
if ((status = mlreply("Execute procedure: ", &bufn[1], NBUFN)) != TRUE)
return(status);
if ((status =
mlreply("Execute procedure: ", &bufn[1], NBUFN)) != TRUE)
return (status);
/* construct the buffer name */
bufn[0] = '*';
strcat(bufn, "*");
/* find the pointer to that buffer */
if ((bp=bfind(bufn, FALSE, 0)) == NULL) {
if ((bp = bfind(bufn, FALSE, 0)) == NULL) {
mlwrite("No such procedure");
return(FALSE);
return (FALSE);
}
/* and now execute it as asked */
while (n-- > 0)
if ((status = dobuf(bp)) != TRUE)
return(status);
return(TRUE);
return (status);
return (TRUE);
}
#endif
@ -359,19 +372,19 @@ int f, n; /* default flag and numeric arg */
/* find out what buffer the user wants to execute */
if ((status = mlreply("Execute buffer: ", bufn, NBUFN)) != TRUE)
return(status);
return (status);
/* find the pointer to that buffer */
if ((bp=bfind(bufn, FALSE, 0)) == NULL) {
if ((bp = bfind(bufn, FALSE, 0)) == NULL) {
mlwrite("No such buffer");
return(FALSE);
return (FALSE);
}
/* and now execute it as asked */
while (n-- > 0)
if ((status = dobuf(bp)) != TRUE)
return(status);
return(TRUE);
return (status);
return (TRUE);
}
/* dobuf: execute the contents of the buffer pointed to
@ -445,12 +458,14 @@ BUFFER *bp; /* buffer to execute */
/* if is a while directive, make a block... */
if (eline[0] == '!' && eline[1] == 'w' && eline[2] == 'h') {
whtemp = (WHBLOCK *)malloc(sizeof(WHBLOCK));
whtemp = (WHBLOCK *) malloc(sizeof(WHBLOCK));
if (whtemp == NULL) {
noram: mlwrite("%%Out of memory during while scan");
failexit: freewhile(scanner);
noram:mlwrite
("%%Out of memory during while scan");
failexit:freewhile
(scanner);
freewhile(whlist);
return(FALSE);
return (FALSE);
}
whtemp->w_begin = lp;
whtemp->w_type = BTWHILE;
@ -461,10 +476,11 @@ failexit: freewhile(scanner);
/* if is a BREAK directive, make a block... */
if (eline[0] == '!' && eline[1] == 'b' && eline[2] == 'r') {
if (scanner == NULL) {
mlwrite("%%!BREAK outside of any !WHILE loop");
mlwrite
("%%!BREAK outside of any !WHILE loop");
goto failexit;
}
whtemp = (WHBLOCK *)malloc(sizeof(WHBLOCK));
whtemp = (WHBLOCK *) malloc(sizeof(WHBLOCK));
if (whtemp == NULL)
goto noram;
whtemp->w_begin = lp;
@ -476,7 +492,8 @@ failexit: freewhile(scanner);
/* if it is an endwhile directive, record the spot... */
if (eline[0] == '!' && strncmp(&eline[1], "endw", 4) == 0) {
if (scanner == NULL) {
mlwrite("%%!ENDWHILE with no preceding !WHILE in '%s'",
mlwrite
("%%!ENDWHILE with no preceding !WHILE in '%s'",
bp->b_bname);
goto failexit;
}
@ -492,7 +509,7 @@ failexit: freewhile(scanner);
} while (whlist->w_type == BTBREAK);
}
nxtscan: /* on to the next line */
nxtscan: /* on to the next line */
lp = lp->l_fp;
}
@ -503,7 +520,7 @@ nxtscan: /* on to the next line */
goto failexit;
}
/* let the first command inherit the flags from the last one..*/
/* let the first command inherit the flags from the last one.. */
thisflag = lastflag;
/* starting at the beginning of the buffer */
@ -512,10 +529,10 @@ nxtscan: /* on to the next line */
while (lp != hlp) {
/* allocate eline and copy macro line to it */
linlen = lp->l_used;
if ((einit = eline = malloc(linlen+1)) == NULL) {
if ((einit = eline = malloc(linlen + 1)) == NULL) {
mlwrite("%%Out of Memory during macro execution");
freewhile(whlist);
return(FALSE);
return (FALSE);
}
strncpy(eline, lp->l_text, linlen);
eline[linlen] = 0; /* make sure it ends */
@ -554,12 +571,11 @@ nxtscan: /* on to the next line */
if (*sp++ == '%') {
/* advance to the end */
ep = --sp;
while (*ep++)
;
while (*ep++);
/* null terminate the string one out */
*(ep + 1) = 0;
/* copy backwards */
while(ep-- > sp)
while (ep-- > sp)
*(ep + 1) = *ep;
/* and advance sp past the new % */
@ -574,7 +590,7 @@ nxtscan: /* on to the next line */
if ((c = get1key()) == abortc) {
mlforce("(Macro aborted)");
freewhile(whlist);
return(FALSE);
return (FALSE);
}
if (c == metac)
@ -596,7 +612,7 @@ nxtscan: /* on to the next line */
if (dirnum == NUMDIRS) {
mlwrite("%%Unknown Directive");
freewhile(whlist);
return(FALSE);
return (FALSE);
}
/* service only the !ENDM macro here */
@ -606,7 +622,7 @@ nxtscan: /* on to the next line */
goto onward;
}
/* restore the original eline....*/
/* restore the original eline.... */
--eline;
}
@ -614,13 +630,14 @@ nxtscan: /* on to the next line */
if (mstore) {
/* allocate the space for the line */
linlen = strlen(eline);
if ((mp=lalloc(linlen)) == NULL) {
mlwrite("Out of memory while storing macro");
if ((mp = lalloc(linlen)) == NULL) {
mlwrite
("Out of memory while storing macro");
return (FALSE);
}
/* copy the text into the new line */
for (i=0; i<linlen; ++i)
for (i = 0; i < linlen; ++i)
lputc(mp, i, eline[i]);
/* attach the line to the end of the buffer */
@ -681,9 +698,10 @@ nxtscan: /* on to the next line */
}
if (whtemp == NULL) {
mlwrite("%%Internal While loop error");
mlwrite
("%%Internal While loop error");
freewhile(whlist);
return(FALSE);
return (FALSE);
}
/* reset the line pointer back.. */
@ -693,7 +711,7 @@ nxtscan: /* on to the next line */
case DELSE: /* ELSE directive */
if (execlevel == 1)
--execlevel;
else if (execlevel == 0 )
else if (execlevel == 0)
++execlevel;
goto onward;
@ -707,12 +725,15 @@ nxtscan: /* on to the next line */
if (execlevel == 0) {
/* grab label to jump to */
eline = token(eline, golabel, NPAT);
eline =
token(eline, golabel, NPAT);
linlen = strlen(golabel);
glp = hlp->l_fp;
while (glp != hlp) {
if (*glp->l_text == '*' &&
(strncmp(&glp->l_text[1], golabel,
(strncmp
(&glp->l_text[1],
golabel,
linlen) == 0)) {
lp = glp;
goto onward;
@ -721,7 +742,7 @@ nxtscan: /* on to the next line */
}
mlwrite("%%No such label");
freewhile(whlist);
return(FALSE);
return (FALSE);
}
goto onward;
@ -738,16 +759,18 @@ nxtscan: /* on to the next line */
/* find the right while loop */
whtemp = whlist;
while (whtemp) {
if (whtemp->w_type == BTWHILE &&
whtemp->w_end == lp)
if (whtemp->w_type ==
BTWHILE
&& whtemp->w_end == lp)
break;
whtemp = whtemp->w_next;
}
if (whtemp == NULL) {
mlwrite("%%Internal While loop error");
mlwrite
("%%Internal While loop error");
freewhile(whlist);
return(FALSE);
return (FALSE);
}
/* reset the line pointer back.. */
@ -785,22 +808,22 @@ nxtscan: /* on to the next line */
free(einit);
execlevel = 0;
freewhile(whlist);
return(status);
return (status);
}
onward: /* on to the next line */
onward: /* on to the next line */
free(einit);
lp = lp->l_fp;
}
eexec: /* exit the current function */
eexec: /* exit the current function */
execlevel = 0;
freewhile(whlist);
return(TRUE);
return (TRUE);
}
freewhile(wp) /* free a list of while block pointers */
freewhile(wp)
/* free a list of while block pointers */
WHBLOCK *wp; /* head of structure to free */
{
@ -811,8 +834,8 @@ WHBLOCK *wp; /* head of structure to free */
free(wp);
}
execfile(f, n) /* execute a series of commands in a file */
execfile(f, n)
/* execute a series of commands in a file */
int f, n; /* default flag and numeric arg to pass on to file */
{
@ -820,8 +843,9 @@ int f, n; /* default flag and numeric arg to pass on to file */
char fname[NSTRING]; /* name of file to execute */
char *fspec; /* full file spec */
if ((status = mlreply("File to execute: ", fname, NSTRING -1)) != TRUE)
return(status);
if ((status =
mlreply("File to execute: ", fname, NSTRING - 1)) != TRUE)
return (status);
#if 1
/* look up the path for the file */
@ -829,15 +853,15 @@ int f, n; /* default flag and numeric arg to pass on to file */
/* if it isn't around */
if (fspec == NULL)
return(FALSE);
return (FALSE);
#endif
/* otherwise, execute it */
while (n-- > 0)
if ((status=dofile(fspec)) != TRUE)
return(status);
if ((status = dofile(fspec)) != TRUE)
return (status);
return(TRUE);
return (TRUE);
}
/* dofile: yank a file into a buffer and execute it
@ -856,7 +880,7 @@ char *fname; /* file name to execute */
makename(bname, fname); /* derive the name of the buffer */
unqname(bname); /* make sure we don't stomp things */
if ((bp = bfind(bname, TRUE, 0)) == NULL) /* get the needed buffer */
return(FALSE);
return (FALSE);
bp->b_mode = MDVIEW; /* mark the buffer as read only */
cb = curbp; /* save the old buffer */
@ -864,18 +888,18 @@ char *fname; /* file name to execute */
/* and try to read in the file to execute */
if ((status = readin(fname, FALSE)) != TRUE) {
curbp = cb; /* restore the current buffer */
return(status);
return (status);
}
/* go execute it! */
curbp = cb; /* restore the current buffer */
if ((status = dobuf(bp)) != TRUE)
return(status);
return (status);
/* if not displayed, remove the now unneeded buffer and exit */
if (bp->b_nwnd == 0)
zotbuf(bp);
return(TRUE);
return (TRUE);
}
/* cbuf: Execute the contents of a numbered buffer */
@ -895,254 +919,214 @@ int bufnum; /* number of buffer to execute */
bufname[8] = '0' + (bufnum % 10);
/* find the pointer to that buffer */
if ((bp=bfind(bufname, FALSE, 0)) == NULL) {
if ((bp = bfind(bufname, FALSE, 0)) == NULL) {
mlwrite("Macro not defined");
return(FALSE);
return (FALSE);
}
/* and now execute it as asked */
while (n-- > 0)
if ((status = dobuf(bp)) != TRUE)
return(status);
return(TRUE);
return (status);
return (TRUE);
}
cbuf1(f, n)
{
return cbuf(f, n, 1);
}
cbuf2(f, n)
{
return cbuf(f, n, 2);
}
cbuf3(f, n)
{
return cbuf(f, n, 3);
}
cbuf4(f, n)
{
return cbuf(f, n, 4);
}
cbuf5(f, n)
{
return cbuf(f, n, 5);
}
cbuf6(f, n)
{
return cbuf(f, n, 6);
}
cbuf7(f, n)
{
return cbuf(f, n, 7);
}
cbuf8(f, n)
{
return cbuf(f, n, 8);
}
cbuf9(f, n)
{
return cbuf(f, n, 9);
}
cbuf10(f, n)
{
return cbuf(f, n, 10);
}
cbuf11(f, n)
{
return cbuf(f, n, 11);
}
cbuf12(f, n)
{
return cbuf(f, n, 12);
}
cbuf13(f, n)
{
return cbuf(f, n, 13);
}
cbuf14(f, n)
{
return cbuf(f, n, 14);
}
cbuf15(f, n)
{
return cbuf(f, n, 15);
}
cbuf16(f, n)
{
return cbuf(f, n, 16);
}
cbuf17(f, n)
{
return cbuf(f, n, 17);
}
cbuf18(f, n)
{
return cbuf(f, n, 18);
}
cbuf19(f, n)
{
return cbuf(f, n, 19);
}
cbuf20(f, n)
{
return cbuf(f, n, 20);
}
cbuf21(f, n)
{
return cbuf(f, n, 21);
}
cbuf22(f, n)
{
return cbuf(f, n, 22);
}
cbuf23(f, n)
{
return cbuf(f, n, 23);
}
cbuf24(f, n)
{
return cbuf(f, n, 24);
}
cbuf25(f, n)
{
return cbuf(f, n, 25);
}
cbuf26(f, n)
{
return cbuf(f, n, 26);
}
cbuf27(f, n)
{
return cbuf(f, n, 27);
}
cbuf28(f, n)
{
return cbuf(f, n, 28);
}
cbuf29(f, n)
{
return cbuf(f, n, 29);
}
cbuf30(f, n)
{
return cbuf(f, n, 30);
}
cbuf31(f, n)
{
return cbuf(f, n, 31);
}
cbuf32(f, n)
{
return cbuf(f, n, 32);
}
cbuf33(f, n)
{
return cbuf(f, n, 33);
}
cbuf34(f, n)
{
return cbuf(f, n, 34);
}
cbuf35(f, n)
{
return cbuf(f, n, 35);
}
cbuf36(f, n)
{
return cbuf(f, n, 36);
}
cbuf37(f, n)
{
return cbuf(f, n, 37);
}
cbuf38(f, n)
{
return cbuf(f, n, 38);
}
cbuf39(f, n)
{
return cbuf(f, n, 39);
}
cbuf40(f, n)
{
return cbuf(f, n, 40);
}

164
file.c
View File

@ -24,10 +24,10 @@ fileread(f, n)
char fname[NFILEN];
if (restflag) /* don't allow this command if restricted */
return(resterr());
if ((s=mlreply("Read file: ", fname, NFILEN)) != TRUE)
return(s);
return(readin(fname, TRUE));
return (resterr());
if ((s = mlreply("Read file: ", fname, NFILEN)) != TRUE)
return (s);
return (readin(fname, TRUE));
}
/*
@ -43,14 +43,14 @@ insfile(f, n)
char fname[NFILEN];
if (restflag) /* don't allow this command if restricted */
return(resterr());
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if ((s=mlreply("Insert file: ", fname, NFILEN)) != TRUE)
return(s);
if ((s=ifile(fname)) != TRUE)
return(s);
return(reposition(TRUE, -1));
return (resterr());
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if ((s = mlreply("Insert file: ", fname, NFILEN)) != TRUE)
return (s);
if ((s = ifile(fname)) != TRUE)
return (s);
return (reposition(TRUE, -1));
}
/*
@ -68,21 +68,21 @@ filefind(f, n)
register int s; /* status return */
if (restflag) /* don't allow this command if restricted */
return(resterr());
if ((s=mlreply("Find file: ", fname, NFILEN)) != TRUE)
return(s);
return(getfile(fname, TRUE));
return (resterr());
if ((s = mlreply("Find file: ", fname, NFILEN)) != TRUE)
return (s);
return (getfile(fname, TRUE));
}
viewfile(f, n) /* visit a file in VIEW mode */
{
viewfile(f, n)
{ /* visit a file in VIEW mode */
char fname[NFILEN]; /* file user wishes to find */
register int s; /* status return */
register WINDOW *wp; /* scan for windows that need updating */
if (restflag) /* don't allow this command if restricted */
return(resterr());
if ((s=mlreply("View file: ", fname, NFILEN)) != TRUE)
return (resterr());
if ((s = mlreply("View file: ", fname, NFILEN)) != TRUE)
return (s);
s = getfile(fname, FALSE);
if (s) { /* if we succeed, put it in view mode */
@ -95,13 +95,12 @@ viewfile(f, n) /* visit a file in VIEW mode */
wp = wp->w_wndp;
}
}
return(s);
return (s);
}
#if CRYPT
resetkey() /* reset the encryption key if needed */
{
resetkey()
{ /* reset the encryption key if needed */
register int s; /* return status */
/* turn off the encryption flag */
@ -112,7 +111,7 @@ resetkey() /* reset the encryption key if needed */
if (curbp->b_key[0] == 0) {
s = setkey(FALSE, 0);
if (s != TRUE)
return(s);
return (s);
}
/* let others know... */
@ -120,15 +119,15 @@ resetkey() /* reset the encryption key if needed */
/* and set up the key to be used! */
/* de-encrypt it */
crypt((char *)NULL, 0);
crypt((char *) NULL, 0);
crypt(curbp->b_key, strlen(curbp->b_key));
/* re-encrypt it...seeding it to start */
crypt((char *)NULL, 0);
crypt((char *) NULL, 0);
crypt(curbp->b_key, strlen(curbp->b_key));
}
return(TRUE);
return (TRUE);
}
#endif
@ -147,22 +146,23 @@ int lockfl; /* check the file for locks? */
#if MSDOS
mklower(fname); /* msdos isn't case sensitive */
#endif
for (bp=bheadp; bp!=NULL; bp=bp->b_bufp) {
if ((bp->b_flag&BFINVS)==0 && strcmp(bp->b_fname, fname)==0) {
for (bp = bheadp; bp != NULL; bp = bp->b_bufp) {
if ((bp->b_flag & BFINVS) == 0
&& strcmp(bp->b_fname, fname) == 0) {
swbuffer(bp);
lp = curwp->w_dotp;
i = curwp->w_ntrows/2;
while (i-- && lback(lp)!=curbp->b_linep)
i = curwp->w_ntrows / 2;
while (i-- && lback(lp) != curbp->b_linep)
lp = lback(lp);
curwp->w_linep = lp;
curwp->w_flag |= WFMODE|WFHARD;
curwp->w_flag |= WFMODE | WFHARD;
cknewwindow();
mlwrite("(Old buffer)");
return (TRUE);
}
}
makename(bname, fname); /* New buffer name. */
while ((bp=bfind(bname, FALSE, 0)) != NULL) {
while ((bp = bfind(bname, FALSE, 0)) != NULL) {
/* old buffer name conflict code */
s = mlreply("Buffer name: ", bname, NBUFN);
if (s == ABORT) /* ^G to just quit */
@ -172,7 +172,7 @@ int lockfl; /* check the file for locks? */
break;
}
}
if (bp==NULL && (bp=bfind(bname, TRUE, 0))==NULL) {
if (bp == NULL && (bp = bfind(bname, TRUE, 0)) == NULL) {
mlwrite("Cannot create buffer");
return (FALSE);
}
@ -226,27 +226,27 @@ int lockfl; /* check for file locks? */
goto out;
}
#else
return(ABORT);
return (ABORT);
#endif
#endif
#if CRYPT
s = resetkey();
if (s != TRUE)
return(s);
return (s);
#endif
bp = curbp; /* Cheap. */
if ((s=bclear(bp)) != TRUE) /* Might be old. */
if ((s = bclear(bp)) != TRUE) /* Might be old. */
return (s);
bp->b_flag &= ~(BFINVS|BFCHG);
bp->b_flag &= ~(BFINVS | BFCHG);
strcpy(bp->b_fname, fname);
/* let a user macro get hold of things...if he wants */
execute(META|SPEC|'R', FALSE, 1);
execute(META | SPEC | 'R', FALSE, 1);
/* turn off ALL keyboard translation in case we get a dos error */
TTkclose();
if ((s=ffropen(fname)) == FIOERR) /* Hard file open. */
if ((s = ffropen(fname)) == FIOERR) /* Hard file open. */
goto out;
if (s == FIOFNF) { /* File not found. */
@ -258,9 +258,9 @@ int lockfl; /* check for file locks? */
mlwrite("(Reading file)");
nline = 0;
lflag = FALSE;
while ((s=ffgetline()) == FIOSUC) {
while ((s = ffgetline()) == FIOSUC) {
nbytes = strlen(fline);
if ((lp1=lalloc(nbytes)) == NULL) {
if ((lp1 = lalloc(nbytes)) == NULL) {
s = FIOMEM; /* Keep message on the */
break; /* display. */
}
@ -275,13 +275,13 @@ int lockfl; /* check for file locks? */
lp1->l_fp = curbp->b_linep;
lp1->l_bp = lp2;
curbp->b_linep->l_bp = lp1;
for (i=0; i<nbytes; ++i)
for (i = 0; i < nbytes; ++i)
lputc(lp1, i, fline[i]);
++nline;
}
ffclose(); /* Ignore errors. */
strcpy(mesg, "(");
if (s==FIOERR) {
if (s == FIOERR) {
strcat(mesg, "I/O ERROR, ");
curbp->b_flag |= BFTRUNC;
}
@ -295,23 +295,23 @@ int lockfl; /* check for file locks? */
strcat(mesg, ")");
mlwrite(mesg);
out:
out:
TTkopen(); /* open the keyboard again */
for (wp=wheadp; wp!=NULL; wp=wp->w_wndp) {
for (wp = wheadp; wp != NULL; wp = wp->w_wndp) {
if (wp->w_bufp == curbp) {
wp->w_linep = lforw(curbp->b_linep);
wp->w_dotp = lforw(curbp->b_linep);
wp->w_doto = 0;
wp->w_markp = NULL;
wp->w_marko = 0;
wp->w_flag |= WFMODE|WFHARD;
wp->w_flag |= WFMODE | WFHARD;
}
}
if (s == FIOERR || s == FIOFNF) /* False if error. */
return(FALSE);
return (FALSE);
#if 0
if (s == ABORT)
return(ABORT);
return (ABORT);
#endif
return (TRUE);
}
@ -336,28 +336,30 @@ char fname[];
#if VMS
#if PKCODE
while (cp1!=&fname[0] && cp1[-1]!=':' && cp1[-1]!=']' && cp1[-1]!='>')
while (cp1 != &fname[0] && cp1[-1] != ':' && cp1[-1] != ']'
&& cp1[-1] != '>')
#else
while (cp1!=&fname[0] && cp1[-1]!=':' && cp1[-1]!=']')
while (cp1 != &fname[0] && cp1[-1] != ':' && cp1[-1] != ']')
#endif
--cp1;
#endif
#if MSDOS
while (cp1!=&fname[0] && cp1[-1]!=':' && cp1[-1]!='\\'&&cp1[-1]!='/')
while (cp1 != &fname[0] && cp1[-1] != ':' && cp1[-1] != '\\'
&& cp1[-1] != '/')
--cp1;
#endif
#if V7 | USG | BSD
while (cp1!=&fname[0] && cp1[-1]!='/')
while (cp1 != &fname[0] && cp1[-1] != '/')
--cp1;
#endif
cp2 = &bname[0];
while (cp2!=&bname[NBUFN-1] && *cp1!=0 && *cp1!=';')
while (cp2 != &bname[NBUFN - 1] && *cp1 != 0 && *cp1 != ';')
*cp2++ = *cp1++;
*cp2 = 0;
}
unqname(name) /* make sure a buffer name is unique */
unqname(name)
/* make sure a buffer name is unique */
char *name; /* name to check on */
{
@ -370,7 +372,7 @@ char *name; /* name to check on */
sp = name;
while (*sp)
++sp;
if (sp == name || (*(sp-1) <'0' || *(sp-1) > '8')) {
if (sp == name || (*(sp - 1) < '0' || *(sp - 1) > '8')) {
*sp++ = '0';
*sp = 0;
} else
@ -394,10 +396,10 @@ filewrite(f, n)
char fname[NFILEN];
if (restflag) /* don't allow this command if restricted */
return(resterr());
if ((s=mlreply("Write file: ", fname, NFILEN)) != TRUE)
return (resterr());
if ((s = mlreply("Write file: ", fname, NFILEN)) != TRUE)
return (s);
if ((s=writeout(fname)) == TRUE) {
if ((s = writeout(fname)) == TRUE) {
strcpy(curbp->b_fname, fname);
curbp->b_flag &= ~BFCHG;
wp = wheadp; /* Update mode lines. */
@ -423,9 +425,9 @@ filesave(f, n)
register WINDOW *wp;
register int s;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if ((curbp->b_flag&BFCHG) == 0) /* Return, no changes. */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if ((curbp->b_flag & BFCHG) == 0) /* Return, no changes. */
return (TRUE);
if (curbp->b_fname[0] == 0) { /* Must have a name. */
mlwrite("No file name");
@ -433,14 +435,14 @@ filesave(f, n)
}
/* complain about truncated files */
if ((curbp->b_flag&BFTRUNC) != 0) {
if ((curbp->b_flag & BFTRUNC) != 0) {
if (mlyesno("Truncated file ... write it out") == FALSE) {
mlwrite("(Aborted)");
return(FALSE);
return (FALSE);
}
}
if ((s=writeout(curbp->b_fname)) == TRUE) {
if ((s = writeout(curbp->b_fname)) == TRUE) {
curbp->b_flag &= ~BFCHG;
wp = wheadp; /* Update mode lines. */
while (wp != NULL) {
@ -470,12 +472,12 @@ char *fn;
#if CRYPT
s = resetkey();
if (s != TRUE)
return(s);
return (s);
#endif
/* turn off ALL keyboard translation in case we get a dos error */
TTkclose();
if ((s=ffwopen(fn)) != FIOSUC) { /* Open writes message. */
if ((s = ffwopen(fn)) != FIOSUC) { /* Open writes message. */
TTkopen();
return (FALSE);
}
@ -483,7 +485,7 @@ char *fn;
lp = lforw(curbp->b_linep); /* First line. */
nline = 0; /* Number of lines. */
while (lp != curbp->b_linep) {
if ((s=ffputline(&lp->l_text[0], llength(lp))) != FIOSUC)
if ((s = ffputline(&lp->l_text[0], llength(lp))) != FIOSUC)
break;
++nline;
lp = lforw(lp);
@ -520,8 +522,8 @@ filename(f, n)
char fname[NFILEN];
if (restflag) /* don't allow this command if restricted */
return(resterr());
if ((s=mlreply("Name: ", fname, NFILEN)) == ABORT)
return (resterr());
if ((s = mlreply("Name: ", fname, NFILEN)) == ABORT)
return (s);
if (s == FALSE)
strcpy(curbp->b_fname, "");
@ -558,19 +560,19 @@ char fname[];
bp = curbp; /* Cheap. */
bp->b_flag |= BFCHG; /* we have changed */
bp->b_flag &= ~BFINVS; /* and are not temporary*/
if ((s=ffropen(fname)) == FIOERR) /* Hard file open. */
bp->b_flag &= ~BFINVS; /* and are not temporary */
if ((s = ffropen(fname)) == FIOERR) /* Hard file open. */
goto out;
if (s == FIOFNF) { /* File not found. */
mlwrite("(No such file)");
return(FALSE);
return (FALSE);
}
mlwrite("(Inserting file)");
#if CRYPT
s = resetkey();
if (s != TRUE)
return(s);
return (s);
#endif
/* back up a line and save the mark here */
curwp->w_dotp = lback(curwp->w_dotp);
@ -580,9 +582,9 @@ char fname[];
nline = 0;
lflag = FALSE;
while ((s=ffgetline()) == FIOSUC) {
while ((s = ffgetline()) == FIOSUC) {
nbytes = strlen(fline);
if ((lp1=lalloc(nbytes)) == NULL) {
if ((lp1 = lalloc(nbytes)) == NULL) {
s = FIOMEM; /* Keep message on the */
break; /* display. */
}
@ -597,14 +599,14 @@ char fname[];
/* and advance and write out the current line */
curwp->w_dotp = lp1;
for (i=0; i<nbytes; ++i)
for (i = 0; i < nbytes; ++i)
lputc(lp1, i, fline[i]);
++nline;
}
ffclose(); /* Ignore errors. */
curwp->w_markp = lforw(curwp->w_markp);
strcpy(mesg, "(");
if (s==FIOERR) {
if (s == FIOERR) {
strcat(mesg, "I/O ERROR, ");
curbp->b_flag |= BFTRUNC;
}
@ -618,7 +620,7 @@ char fname[];
strcat(mesg, ")");
mlwrite(mesg);
out:
out:
/* advance to the next line and mark the window for changes */
curwp->w_dotp = lforw(curwp->w_dotp);
curwp->w_flag |= WFHARD | WFMODE;

50
fileio.c
View File

@ -23,7 +23,7 @@ int eofflag; /* end-of-file flag */
ffropen(fn)
char *fn;
{
if ((ffp=fopen(fn, "r")) == NULL)
if ((ffp = fopen(fn, "r")) == NULL)
return (FIOFNF);
eofflag = FALSE;
return (FIOSUC);
@ -39,10 +39,10 @@ char *fn;
#if VMS
register int fd;
if ((fd=creat(fn, 0666, "rfm=var", "rat=cr")) < 0
|| (ffp=fdopen(fd, "w")) == NULL) {
if ((fd = creat(fn, 0666, "rfm=var", "rat=cr")) < 0
|| (ffp = fdopen(fd, "w")) == NULL) {
#else
if ((ffp=fopen(fn, "w")) == NULL) {
if ((ffp = fopen(fn, "w")) == NULL) {
#endif
mlwrite("Cannot open file for writing");
return (FIOERR);
@ -69,9 +69,9 @@ ffclose()
#if V7 | USG | BSD | (MSDOS & (MSC | TURBO))
if (fclose(ffp) != FALSE) {
mlwrite("Error closing file");
return(FIOERR);
return (FIOERR);
}
return(FIOSUC);
return (FIOSUC);
#else
fclose(ffp);
return (FIOSUC);
@ -98,10 +98,10 @@ char buf[];
}
} else
for (i = 0; i < nbuf; ++i)
fputc(buf[i]&0xFF, ffp);
fputc(buf[i] & 0xFF, ffp);
#else
for (i = 0; i < nbuf; ++i)
fputc(buf[i]&0xFF, ffp);
fputc(buf[i] & 0xFF, ffp);
#endif
fputc('\n', ffp);
@ -121,7 +121,6 @@ char buf[];
* errors too. Return status.
*/
ffgetline()
{
register int c; /* current character read */
register int i; /* current index into fline */
@ -129,7 +128,7 @@ ffgetline()
/* if we are at the end...return it */
if (eofflag)
return(FIOEOF);
return (FIOEOF);
/* dump fline if it ended up too big */
if (flen > NSTRING) {
@ -140,25 +139,23 @@ ffgetline()
/* if we don't have an fline, allocate one */
if (fline == NULL)
if ((fline = malloc(flen = NSTRING)) == NULL)
return(FIOMEM);
return (FIOMEM);
/* read the line in */
#if PKCODE
if (!nullflag) {
if (fgets(fline, NSTRING, ffp) == (char *)NULL) { /* EOF ? */
if (fgets(fline, NSTRING, ffp) == (char *) NULL) { /* EOF ? */
i = 0;
c = EOF;
}
else {
} else {
i = strlen(fline);
c = 0;
if (i > 0) {
c = fline[i-1];
c = fline[i - 1];
i--;
}
}
}
else {
} else {
i = 0;
c = fgetc(ffp);
}
@ -173,8 +170,9 @@ ffgetline()
fline[i++] = c;
/* if it's longer, get more room */
if (i >= flen) {
if ((tmpline = malloc(flen+NSTRING)) == NULL)
return(FIOMEM);
if ((tmpline =
malloc(flen + NSTRING)) == NULL)
return (FIOMEM);
strncpy(tmpline, fline, flen);
flen += NSTRING;
free(fline);
@ -190,13 +188,13 @@ ffgetline()
if (c == EOF) {
if (ferror(ffp)) {
mlwrite("File read error");
return(FIOERR);
return (FIOERR);
}
if (i != 0)
eofflag = TRUE;
else
return(FIOEOF);
return (FIOEOF);
}
/* terminate and decrypt the string */
@ -205,11 +203,11 @@ ffgetline()
if (cryptflag)
crypt(fline, strlen(fline));
#endif
return(FIOSUC);
return (FIOSUC);
}
int fexist(fname) /* does <fname> exist on disk? */
int fexist(fname)
/* does <fname> exist on disk? */
char *fname; /* file to check for existance */
{
@ -220,9 +218,9 @@ char *fname; /* file to check for existance */
/* if it fails, just return false! */
if (fp == NULL)
return(FALSE);
return (FALSE);
/* otherwise, close it and report true */
fclose(fp);
return(TRUE);
return (TRUE);
}

129
ibmpc.c
View File

@ -54,7 +54,7 @@ int dtype = -1; /* current display type */
char drvname[][8] = { /* screen resolution names */
"CGA", "MONO", "EGA"
#if PKCODE
,"VGA"
, "VGA"
#endif
};
long scadd; /* address of screen ram */
@ -89,9 +89,9 @@ int cfcolor = -1; /* current forground color */
int cbcolor = -1; /* current background color */
int ctrans[] = /* ansi to ibm color translation table */
#if PKCODE
{0, 4, 2, 6, 1, 5, 3, 7, 15};
{ 0, 4, 2, 6, 1, 5, 3, 7, 15 };
#else
{0, 4, 2, 6, 1, 5, 3, 7};
{ 0, 4, 2, 6, 1, 5, 3, 7 };
#endif
#endif
@ -100,8 +100,8 @@ int ctrans[] = /* ansi to ibm color translation table */
* "termio" code.
*/
TERM term = {
NROW-1,
NROW-1,
NROW - 1,
NROW - 1,
NCOL,
NCOL,
MARGIN,
@ -130,16 +130,16 @@ TERM term = {
};
#if COLOR
ibmfcol(color) /* set the current output color */
ibmfcol(color)
/* set the current output color */
int color; /* color to set */
{
cfcolor = ctrans[color];
}
ibmbcol(color) /* set the current background color */
ibmbcol(color)
/* set the current background color */
int color; /* color to set */
{
@ -156,9 +156,8 @@ ibmmove(row, col)
int86(0x10, &rg, &rg);
}
ibmeeol() /* erase to the end of the line */
{
ibmeeol()
{ /* erase to the end of the line */
unsigned int attr; /* attribute byte mask to place in RAM */
unsigned int *lnptr; /* pointer to the destination line */
int i;
@ -182,27 +181,25 @@ ibmeeol() /* erase to the end of the line */
attr = 0x0700;
#endif
lnptr = &sline[0];
for (i=0; i < term.t_ncol; i++)
for (i = 0; i < term.t_ncol; i++)
*lnptr++ = SPACE | attr;
if (flickcode && (dtype == CDCGA)) {
/* wait for vertical retrace to be off */
while ((inp(0x3da) & 8))
;
while ((inp(0x3da) & 8));
/* and to be back on */
while ((inp(0x3da) & 8) == 0)
;
while ((inp(0x3da) & 8) == 0);
}
/* and send the string out */
movmem(&sline[0], scptr[crow]+ccol, (term.t_ncol-ccol)*2);
movmem(&sline[0], scptr[crow] + ccol, (term.t_ncol - ccol) * 2);
}
ibmputc(ch) /* put a character at the current position in the
ibmputc(ch)
/* put a character at the current position in the
current colors */
int ch;
{
@ -230,7 +227,8 @@ ibmeeop()
/* lower right corner of scroll */
#if COLOR
if (dtype != CDMONO)
attr = ((ctrans[gbcolor] & 15) << 4) | (ctrans[gfcolor] & 15);
attr =
((ctrans[gbcolor] & 15) << 4) | (ctrans[gfcolor] & 15);
else
attr = 0;
#else
@ -240,16 +238,16 @@ ibmeeop()
int86(0x10, &rg, &rg);
}
ibmrev(state) /* change reverse video state */
ibmrev(state)
/* change reverse video state */
int state; /* TRUE = reverse, FALSE = normal */
{
/* This never gets used under the IBM-PC driver */
}
ibmcres(res) /* change screen resolution */
ibmcres(res)
/* change screen resolution */
char *res; /* resolution to change to */
{
@ -258,9 +256,9 @@ char *res; /* resolution to change to */
for (i = 0; i < NDRIVE; i++)
if (strcmp(res, drvname[i]) == 0) {
scinit(i);
return(TRUE);
return (TRUE);
}
return(FALSE);
return (FALSE);
}
#if SCROLLCODE
@ -272,19 +270,19 @@ ibmscroll_reg(from, to, howmany)
if (to < from)
for (i = 0; i < howmany; i++)
movmem(scptr[from+i], scptr[to+i], term.t_ncol*2);
else
if (to > from)
for (i = howmany-1; i >= 0; i--)
movmem(scptr[from+i], scptr[to+i], term.t_ncol*2);
movmem(scptr[from + i], scptr[to + i],
term.t_ncol * 2);
else if (to > from)
for (i = howmany - 1; i >= 0; i--)
movmem(scptr[from + i], scptr[to + i],
term.t_ncol * 2);
return;
}
#endif
spal() /* reset the pallette registers */
{
spal()
{ /* reset the pallette registers */
/* nothin here now..... */
}
@ -301,7 +299,6 @@ ibmopen()
}
ibmclose()
{
#if COLOR
ibmfcol(7);
@ -318,18 +315,16 @@ ibmclose()
ttclose();
}
ibmkopen() /* open the keyboard */
{
ibmkopen()
{ /* open the keyboard */
}
ibmkclose() /* close the keyboard */
{
ibmkclose()
{ /* close the keyboard */
}
scinit(type) /* initialize the screen head pointers */
scinit(type)
/* initialize the screen head pointers */
int type; /* type of adapter to init for */
{
@ -345,11 +340,11 @@ int type; /* type of adapter to init for */
/* if we have nothing to do....don't do it */
if (dtype == type)
return(TRUE);
return (TRUE);
/* if we try to switch to EGA and there is none, don't */
if (type == CDEGA && egaexist != TRUE)
return(FALSE);
return (FALSE);
/* if we had the EGA open... close it */
if (dtype == CDEGA)
@ -389,10 +384,10 @@ int type; /* type of adapter to init for */
/* initialize the screen pointer array */
for (i = 0; i < NROW; i++) {
addr.laddr = scadd + (long)(NCOL * i * 2);
addr.laddr = scadd + (long) (NCOL * i * 2);
scptr[i] = addr.paddr;
}
return(TRUE);
return (TRUE);
}
/* getboard: Determine which type of display board is attached.
@ -410,7 +405,6 @@ int type; /* type of adapter to init for */
*/
int getboard()
{
int type; /* board type to return */
@ -422,14 +416,13 @@ int getboard()
/* test if EGA present */
rg.x.ax = 0x1200;
rg.x.bx = 0xff10;
int86(0x10,&rg, &rg); /* If EGA, bh=0-1 and bl=0-3 */
int86(0x10, &rg, &rg); /* If EGA, bh=0-1 and bl=0-3 */
egaexist = !(rg.x.bx & 0xfefc); /* Yes, it's EGA */
return(type);
return (type);
}
egaopen() /* init the computer to work with the EGA */
{
egaopen()
{ /* init the computer to work with the EGA */
/* put the beast into EGA 43 row mode */
rg.x.ax = 3;
int86(16, &rg, &rg);
@ -453,15 +446,14 @@ egaopen() /* init the computer to work with the EGA */
}
egaclose()
{
/* put the beast into 80 column mode */
rg.x.ax = 3;
int86(16, &rg, &rg);
}
scwrite(row, outstr, forg, bacg) /* write a line out*/
scwrite(row, outstr, forg, bacg)
/* write a line out */
int row; /* row of screen to place outstr on */
char *outstr; /* string to write out (must be term.t_ncol long) */
int forg; /* forground color of string to write */
@ -475,38 +467,38 @@ int bacg; /* background color */
/* build the attribute byte and setup the screen pointer */
#if COLOR
if (dtype != CDMONO)
attr = (((ctrans[bacg] & 15) << 4) | (ctrans[forg] & 15)) << 8;
attr =
(((ctrans[bacg] & 15) << 4) | (ctrans[forg] & 15)) <<
8;
else
attr = (((bacg & 15) << 4) | (forg & 15)) << 8;
#else
attr = (((bacg & 15) << 4) | (forg & 15)) << 8;
#endif
lnptr = &sline[0];
for (i=0; i<term.t_ncol; i++)
for (i = 0; i < term.t_ncol; i++)
*lnptr++ = (outstr[i] & 255) | attr;
if (flickcode && (dtype == CDCGA)) {
/* wait for vertical retrace to be off */
while ((inp(0x3da) & 8))
;
while ((inp(0x3da) & 8));
/* and to be back on */
while ((inp(0x3da) & 8) == 0)
;
while ((inp(0x3da) & 8) == 0);
}
/* and send the string out */
movmem(&sline[0], scptr[row], term.t_ncol*2);
movmem(&sline[0], scptr[row], term.t_ncol * 2);
}
#if FNLABEL
fnclabel(f, n) /* label a function key */
int f,n; /* default flag, numeric argument [unused] */
fnclabel(f, n)
/* label a function key */
int f, n; /* default flag, numeric argument [unused] */
{
/* on machines with no function keys...don't bother */
return(TRUE);
return (TRUE);
}
#endif
#else
@ -514,4 +506,3 @@ ibmhello()
{
}
#endif

224
input.c
View File

@ -46,13 +46,13 @@ char *prompt;
c = tgetc();
if (c == ectoc(abortc)) /* Bail out! */
return(ABORT);
return (ABORT);
if (c=='y' || c=='Y')
return(TRUE);
if (c == 'y' || c == 'Y')
return (TRUE);
if (c=='n' || c=='N')
return(FALSE);
if (c == 'n' || c == 'N')
return (FALSE);
}
}
@ -65,10 +65,10 @@ char *prompt;
*/
mlreply(prompt, buf, nbuf)
char *prompt;
char *buf;
char *prompt;
char *buf;
{
return(nextarg(prompt, buf, nbuf, ctoec('\n')));
return (nextarg(prompt, buf, nbuf, ctoec('\n')));
}
mlreplyt(prompt, buf, nbuf, eolchar)
@ -78,7 +78,7 @@ char *buf;
int eolchar;
{
return(nextarg(prompt, buf, nbuf, eolchar));
return (nextarg(prompt, buf, nbuf, eolchar));
}
/* ectoc: expanded character to character
@ -92,8 +92,8 @@ int c;
if (c & CONTROL)
c = c & ~(CONTROL | 0x40);
if (c & SPEC)
c= c & 255;
return(c);
c = c & 255;
return (c);
}
/* ctoec: character to extended character
@ -104,8 +104,8 @@ ctoec(c)
int c;
{
if (c>=0x00 && c<=0x1F)
c = CONTROL | (c+'@');
if (c >= 0x00 && c <= 0x1F)
c = CONTROL | (c + '@');
return (c);
}
@ -114,8 +114,7 @@ int c;
name if it is unique.
*/
int (*getname())()
int (*getname()) ()
{
register int cpos; /* current column on screen output */
register int c;
@ -124,7 +123,7 @@ int (*getname())()
register NBIND *cffp; /* current ptr to entry in name binding table */
register NBIND *lffp; /* last ptr to entry in name binding table */
char buf[NSTRING]; /* buffer to hold tentative command name */
int (*fncmatch())();
int (*fncmatch()) ();
/* starting at the beginning of the string buffer */
cpos = 0;
@ -132,8 +131,8 @@ int (*getname())()
/* if we are executing a command line get the next arg and match it */
if (clexec) {
if (macarg(buf) != TRUE)
return(FALSE);
return(fncmatch(&buf[0]));
return (FALSE);
return (fncmatch(&buf[0]));
}
/* build a name string from the keyboard */
@ -145,12 +144,12 @@ int (*getname())()
buf[cpos] = 0;
/* and match it off */
return(fncmatch(&buf[0]));
return (fncmatch(&buf[0]));
} else if (c == ectoc(abortc)) { /* Bell, abort */
ctrlg(FALSE, 0);
TTflush();
return( (int (*)()) NULL);
return ((int (*)()) NULL);
} else if (c == 0x7F || c == 0x08) { /* rubout/erase */
if (cpos != 0) {
@ -179,24 +178,34 @@ int (*getname())()
buf[cpos] = 0; /* terminate it for us */
ffp = &names[0]; /* scan for matches */
while (ffp->n_func != NULL) {
if (strncmp(buf, ffp->n_name, strlen(buf)) == 0) {
if (strncmp(buf, ffp->n_name, strlen(buf))
== 0) {
/* a possible match! More than one? */
if ((ffp + 1)->n_func == NULL ||
(strncmp(buf, (ffp+1)->n_name, strlen(buf)) != 0)) {
(strncmp
(buf, (ffp + 1)->n_name,
strlen(buf)) != 0)) {
/* no...we match, print it */
sp = ffp->n_name + cpos;
while (*sp)
TTputc(*sp++);
TTflush();
return(ffp->n_func);
return (ffp->n_func);
} else {
/* << << << << << << << << << << << << << << << << << */
/* try for a partial match against the list */
/* first scan down until we no longer match the current input */
lffp = (ffp + 1);
while ((lffp+1)->n_func != NULL) {
if (strncmp(buf, (lffp+1)->n_name, strlen(buf)) != 0)
while ((lffp +
1)->n_func !=
NULL) {
if (strncmp
(buf,
(lffp +
1)->n_name,
strlen(buf))
!= 0)
break;
++lffp;
}
@ -204,18 +213,27 @@ int (*getname())()
/* and now, attempt to partial complete the string, char at a time */
while (TRUE) {
/* add the next char in */
buf[cpos] = ffp->n_name[cpos];
buf[cpos] =
ffp->
n_name[cpos];
/* scan through the candidates */
cffp = ffp + 1;
while (cffp <= lffp) {
if (cffp->n_name[cpos] != buf[cpos])
while (cffp <=
lffp) {
if (cffp->
n_name
[cpos]
!=
buf
[cpos])
goto onward;
++cffp;
}
/* add the character */
TTputc(buf[cpos++]);
TTputc(buf
[cpos++]);
}
/* << << << << << << << << << << << << << << << << << */
}
@ -225,11 +243,11 @@ int (*getname())()
/* no match.....beep and onward */
TTbeep();
onward:;
onward:;
TTflush();
/* <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< */
} else {
if (cpos < NSTRING-1 && c > ' ') {
if (cpos < NSTRING - 1 && c > ' ') {
buf[cpos++] = c;
TTputc(c);
}
@ -244,7 +262,6 @@ onward:;
macro action */
int tgetc()
{
int c; /* fetched character */
@ -253,7 +270,7 @@ int tgetc()
/* if there is some left... */
if (kbdptr < kbdend)
return((int)*kbdptr++);
return ((int) *kbdptr++);
/* at the end of last repitition? */
if (--kbdrep < 1) {
@ -266,7 +283,7 @@ int tgetc()
/* reset the macro to the begining for the next rep */
kbdptr = &kbdm[0];
return((int)*kbdptr++);
return ((int) *kbdptr++);
}
}
@ -289,7 +306,7 @@ int tgetc()
}
/* and finally give the char back */
return(c);
return (c);
}
/* GET1KEY: Get one keystroke. The only prefixs legal here
@ -297,7 +314,6 @@ int tgetc()
*/
get1key()
{
int c;
@ -307,14 +323,14 @@ get1key()
#if MSDOS
if (c == 0) { /* Apply SPEC prefix */
c = tgetc();
if (c>=0x00 && c<=0x1F) /* control key? */
c = CONTROL | (c+'@');
return(SPEC | c);
if (c >= 0x00 && c <= 0x1F) /* control key? */
c = CONTROL | (c + '@');
return (SPEC | c);
}
#endif
if (c>=0x00 && c<=0x1F) /* C0 control -> C- */
c = CONTROL | (c+'@');
if (c >= 0x00 && c <= 0x1F) /* C0 control -> C- */
c = CONTROL | (c + '@');
return (c);
}
@ -322,7 +338,6 @@ get1key()
prefix keys
*/
getcmd()
{
int c; /* fetched keystroke */
#if VT220
@ -333,7 +348,7 @@ getcmd()
c = get1key();
#if VT220
proc_metac:
proc_metac:
#endif
/* process META prefix */
if (c == (CONTROL | '[')) {
@ -342,20 +357,24 @@ proc_metac:
if (c == '[' || c == 'O') { /* CSI P.K. */
c = get1key();
if (c >= 'A' && c <= 'D')
return(SPEC | c | cmask);
return (SPEC | c | cmask);
if (c >= 'E' && c <= 'z' && c != 'i' && c != 'c')
return(SPEC | c | cmask);
return (SPEC | c | cmask);
d = get1key();
if (d == '~') /* ESC [ n ~ P.K. */
return(SPEC | c | cmask);
return (SPEC | c | cmask);
switch (c) { /* ESC [ n n ~ P.K. */
case '1': c = d + 32;
case '1':
c = d + 32;
break;
case '2': c = d + 48;
case '2':
c = d + 48;
break;
case '3': c = d + 64;
case '3':
c = d + 64;
break;
default: c = '?';
default:
c = '?';
break;
}
if (d != '~') /* eat tilde P.K. */
@ -363,11 +382,10 @@ proc_metac:
if (c == 'i') { /* DO key P.K. */
c = ctlxc;
goto proc_ctlxc;
}
else if (c == 'c') /* ESC key P.K. */
} else if (c == 'c') /* ESC key P.K. */
c = get1key();
else
return(SPEC | c | cmask);
return (SPEC | c | cmask);
}
#endif
#if VT220
@ -378,13 +396,12 @@ proc_metac:
#endif
if (islower(c)) /* Force to upper */
c ^= DIFCASE;
if (c>=0x00 && c<=0x1F) /* control key */
c = CONTROL | (c+'@');
return(META | c );
if (c >= 0x00 && c <= 0x1F) /* control key */
c = CONTROL | (c + '@');
return (META | c);
}
#if PKCODE
else
if (c == metac) {
else if (c == metac) {
c = get1key();
#if VT220
if (c == (CONTROL | '[')) {
@ -394,15 +411,15 @@ proc_metac:
#endif
if (islower(c)) /* Force to upper */
c ^= DIFCASE;
if (c>=0x00 && c<=0x1F) /* control key */
c = CONTROL | (c+'@');
return(META | c );
if (c >= 0x00 && c <= 0x1F) /* control key */
c = CONTROL | (c + '@');
return (META | c);
}
#endif
#if VT220
proc_ctlxc:
proc_ctlxc:
#endif
/* process CTLX prefix */
if (c == ctlxc) {
@ -413,15 +430,15 @@ proc_ctlxc:
goto proc_metac;
}
#endif
if (c>='a' && c<='z') /* Force to upper */
if (c >= 'a' && c <= 'z') /* Force to upper */
c -= 0x20;
if (c>=0x00 && c<=0x1F) /* control key */
c = CONTROL | (c+'@');
return(CTLX | c);
if (c >= 0x00 && c <= 0x1F) /* control key */
c = CONTROL | (c + '@');
return (CTLX | c);
}
/* otherwise, just return it */
return(c);
return (c);
}
/* A more generalized prompt/reply function allowing the caller
@ -430,7 +447,9 @@ proc_ctlxc:
*/
getstring(prompt, buf, nbuf, eolchar)
char *prompt; char *buf; int eolchar;
char *prompt;
char *buf;
int eolchar;
{
register int cpos; /* current character position in string */
@ -462,7 +481,7 @@ char *prompt; char *buf; int eolchar;
for (;;) {
#if COMPLC
if (! didtry)
if (!didtry)
nskip = -1;
didtry = 0;
#endif
@ -487,9 +506,9 @@ char *prompt; char *buf; int eolchar;
/* if we default the buffer, return FALSE */
if (buf[0] == 0)
return(FALSE);
return (FALSE);
return(TRUE);
return (TRUE);
}
/* change from command form back to character form */
@ -499,8 +518,8 @@ char *prompt; char *buf; int eolchar;
/* Abort the input? */
ctrlg(FALSE, 0);
TTflush();
return(ABORT);
} else if ((c==0x7F || c==0x08) && quotef==FALSE) {
return (ABORT);
} else if ((c == 0x7F || c == 0x08) && quotef == FALSE) {
/* rubout/erase */
if (cpos != 0) {
outstring("\b \b");
@ -536,7 +555,8 @@ char *prompt; char *buf; int eolchar;
TTflush();
#if COMPLC
} else if ((c == 0x09 || c == ' ') && quotef == FALSE && ffile) {
} else if ((c == 0x09 || c == ' ') && quotef == FALSE
&& ffile) {
/* TAB, complete file name */
char ffbuf[255];
#if MSDOS
@ -564,13 +584,13 @@ char *prompt; char *buf; int eolchar;
#if MSDOS
if (lsav < 0 && (buf[cpos] == '\\' ||
buf[cpos] == '/' ||
buf[cpos] == ':' && cpos == 1))
buf[cpos] == ':'
&& cpos == 1))
lsav = cpos;
#endif
}
TTflush();
if (nskip < 0)
{
if (nskip < 0) {
buf[ocpos] = 0;
#if UNIX
if (tmpf != NULL)
@ -578,8 +598,8 @@ char *prompt; char *buf; int eolchar;
strcpy(tmp, "/tmp/meXXXXXX");
strcpy(ffbuf, "echo ");
strcat(ffbuf, buf);
if (! iswild)
strcat(ffbuf,"*");
if (!iswild)
strcat(ffbuf, "*");
strcat(ffbuf, " >");
mktemp(tmp);
strcat(ffbuf, tmp);
@ -589,49 +609,47 @@ char *prompt; char *buf; int eolchar;
#endif
#if MSDOS
strcpy(sffbuf, buf);
if (! iswild)
strcat(sffbuf,"*.*");
if (!iswild)
strcat(sffbuf, "*.*");
#endif
nskip = 0;
}
#if UNIX
c = ' ';
for (n = nskip; n > 0; n--)
while ((c = getc(tmpf)) != EOF && c != ' ');
while ((c = getc(tmpf)) != EOF
&& c != ' ');
#endif
#if MSDOS
if (nskip == 0)
{
if (nskip == 0) {
strcpy(ffbuf, sffbuf);
c = findfirst(ffbuf, &ffblk, FA_DIREC) ? '*' : ' ';
}
else if (nskip > 0)
c = findfirst(ffbuf, &ffblk,
FA_DIREC) ? '*' : ' ';
} else if (nskip > 0)
c = findnext(&ffblk) ? 0 : ' ';
#endif
nskip++;
if (c != ' ')
{
if (c != ' ') {
TTbeep();
nskip = 0;
}
#if UNIX
while ((c = getc(tmpf)) != EOF && c != '\n' && c != ' ' && c != '*')
while ((c = getc(tmpf)) != EOF && c != '\n'
&& c != ' ' && c != '*')
#endif
#if MSDOS
if (c == '*')
fcp = sffbuf;
else
{
strncpy(buf, sffbuf, lsav+1);
cpos = lsav+1;
else {
strncpy(buf, sffbuf, lsav + 1);
cpos = lsav + 1;
fcp = ffblk.ff_name;
}
while (c != 0 && (c = *fcp++) != 0 && c != '*')
#endif
{
if (cpos < nbuf-1)
if (cpos < nbuf - 1)
buf[cpos++] = c;
}
#if UNIX
@ -639,8 +657,7 @@ char *prompt; char *buf; int eolchar;
TTbeep();
#endif
for (n = 0; n < cpos; n++)
{
for (n = 0; n < cpos; n++) {
c = buf[n];
if ((c < ' ') && (c != '\n')) {
outstring("^");
@ -668,7 +685,7 @@ char *prompt; char *buf; int eolchar;
quotef = TRUE;
} else {
quotef = FALSE;
if (cpos < nbuf-1) {
if (cpos < nbuf - 1) {
buf[cpos++] = c;
if ((c < ' ') && (c != '\n')) {
@ -691,8 +708,8 @@ char *prompt; char *buf; int eolchar;
}
}
outstring(s) /* output a string of characters */
outstring(s)
/* output a string of characters */
char *s; /* string to output */
{
@ -701,8 +718,8 @@ char *s; /* string to output */
TTputc(*s++);
}
ostring(s) /* output a string of output characters */
ostring(s)
/* output a string of output characters */
char *s; /* string to output */
{
@ -710,4 +727,3 @@ char *s; /* string to output */
while (*s)
TTputc(*s++);
}

125
isearch.c
View File

@ -33,7 +33,7 @@ extern int eq(); /* Compare chars, match case */
/* A couple of "own" variables for re-eat */
int (*saved_get_char)(); /* Get character routine */
int (*saved_get_char) (); /* Get character routine */
int eaten_char = -1; /* Re-eaten char */
/* A couple more "own" variables for the command string */
@ -62,17 +62,17 @@ int risearch(f, n)
backchar(TRUE, 1); /* Back up a character */
if (!(isearch(f, -n))) /* Call ISearch backwards */
{ /* If error in search: */
if (!(isearch(f, -n))) { /* Call ISearch backwards *//* If error in search: */
curwp->w_dotp = curline; /* Reset the line pointer */
curwp->w_doto = curoff; /* and the offset to original value */
curwp->w_flag |= WFMOVE; /* Say we've moved */
update(FALSE); /* And force an update */
mlwrite ("(search failed)"); /* Say we died */
mlwrite("(search failed)"); /* Say we died */
#if PKCODE
matchlen = strlen(pat);
#endif
} else mlerase (); /* If happy, just erase the cmd line */
} else
mlerase(); /* If happy, just erase the cmd line */
#if PKCODE
matchlen = strlen(pat);
#endif
@ -92,17 +92,17 @@ int fisearch(f, n)
/* do the search */
if (!(isearch(f, n))) /* Call ISearch forwards */
{ /* If error in search: */
if (!(isearch(f, n))) { /* Call ISearch forwards *//* If error in search: */
curwp->w_dotp = curline; /* Reset the line pointer */
curwp->w_doto = curoff; /* and the offset to original value */
curwp->w_flag |= WFMOVE; /* Say we've moved */
update(FALSE); /* And force an update */
mlwrite ("(search failed)"); /* Say we died */
mlwrite("(search failed)"); /* Say we died */
#if PKCODE
matchlen = strlen(pat);
#endif
} else mlerase (); /* If happy, just erase the cmd line */
} else
mlerase(); /* If happy, just erase the cmd line */
#if PKCODE
matchlen = strlen(pat);
#endif
@ -151,14 +151,14 @@ isearch(f, n)
cmd_reexecute = -1; /* We're not re-executing (yet?) */
cmd_offset = 0; /* Start at the beginning of the buff */
cmd_buff[0] = '\0'; /* Init the command buffer */
strncpy (pat_save, pat, NPAT); /* Save the old pattern string */
strncpy(pat_save, pat, NPAT); /* Save the old pattern string */
curline = curwp->w_dotp; /* Save the current line pointer */
curoff = curwp->w_doto; /* Save the current offset */
init_direction = n; /* Save the initial search direction */
/* This is a good place to start a re-execution: */
start_over:
start_over:
/* ask the user for the text of a pattern */
col = promptpattern("ISearch: "); /* Prompt, remember the col */
@ -172,15 +172,12 @@ start_over:
*/
c = ectoc(expc = get_char()); /* Get the first character */
if ((c == IS_FORWARD) ||
(c == IS_REVERSE) ||
(c == IS_VMSFORW)) /* Reuse old search string? */
{
if ((c == IS_FORWARD) || (c == IS_REVERSE) || (c == IS_VMSFORW)) { /* Reuse old search string? */
for (cpos = 0; pat[cpos] != 0; cpos++) /* Yup, find the length */
col = echochar(pat[cpos],col); /* and re-echo the string */
col = echochar(pat[cpos], col); /* and re-echo the string */
if (c == IS_REVERSE) { /* forward search? */
n = -1; /* No, search in reverse */
backchar (TRUE, 1); /* Be defensive about EOB */
backchar(TRUE, 1); /* Be defensive about EOB */
} else
n = 1; /* Yes, search forward */
status = scanmore(pat, n); /* Do the search */
@ -189,18 +186,16 @@ start_over:
/* Top of the per character loop */
for (;;) /* ISearch per character loop */
{
for (;;) { /* ISearch per character loop */
/* Check for special characters first: */
/* Most cases here change the search */
if (expc == metac) /* Want to quit searching? */
return (TRUE); /* Quit searching now */
switch (c) /* dispatch on the input char */
{
switch (c) { /* dispatch on the input char */
case IS_ABORT: /* If abort search request */
return(FALSE); /* Quit searching again */
return (FALSE); /* Quit searching again */
case IS_REVERSE: /* If backward search */
case IS_FORWARD: /* If forward search */
@ -211,7 +206,7 @@ start_over:
n = 1; /* go forward */
status = scanmore(pat, n); /* Start the search again */
c = ectoc(expc = get_char()); /* Get the next char */
continue; /* Go continue with the search*/
continue; /* Go continue with the search */
case IS_NEWLINE: /* Carriage return */
c = '\n'; /* Make it a new line */
@ -234,16 +229,15 @@ start_over:
curwp->w_dotp = curline; /* Reset the line pointer */
curwp->w_doto = curoff; /* and the offset */
n = init_direction; /* Reset the search direction */
strncpy (pat, pat_save, NPAT); /* Restore the old search str */
strncpy(pat, pat_save, NPAT); /* Restore the old search str */
cmd_reexecute = 0; /* Start the whole mess over */
goto start_over; /* Let it take care of itself */
/* Presumably a quasi-normal character comes here */
default: /* All other chars */
if (c < ' ') /* Is it printable? */
{ /* Nope. */
reeat (c); /* Re-eat the char */
if (c < ' ') { /* Is it printable? *//* Nope. */
reeat(c); /* Re-eat the char */
return (TRUE); /* And return the last status */
}
} /* Switch */
@ -251,18 +245,16 @@ start_over:
/* I guess we got something to search for, so search for it */
pat[cpos++] = c; /* put the char in the buffer */
if (cpos >= NPAT) /* too many chars in string? */
{ /* Yup. Complain about it */
if (cpos >= NPAT) { /* too many chars in string? *//* Yup. Complain about it */
mlwrite("? Search string too long");
return(TRUE); /* Return an error */
return (TRUE); /* Return an error */
}
pat[cpos] = 0; /* null terminate the buffer */
col = echochar(c,col); /* Echo the character */
col = echochar(c, col); /* Echo the character */
if (!status) { /* If we lost last time */
TTputc(BELL); /* Feep again */
TTflush(); /* see that the feep feeps */
} else /* Otherwise, we must have won*/
if (!(status = checknext(c, pat, n))) /* See if match */
} else /* Otherwise, we must have won */ if (!(status = checknext(c, pat, n))) /* See if match */
status = scanmore(pat, n); /* or find the next match */
c = ectoc(expc = get_char()); /* Get the next char */
} /* for {;;} */
@ -279,7 +271,7 @@ start_over:
* scanmore or something.
*/
int checknext (chr, patrn, dir) /* Check next character in search string */
int checknext(chr, patrn, dir) /* Check next character in search string */
char chr; /* Next char to look for */
char *patrn; /* The entire search string (incl chr) */
int dir; /* Search direction */
@ -295,10 +287,8 @@ int dir; /* Search direction */
curline = curwp->w_dotp; /* Get the current line structure */
curoff = curwp->w_doto; /* Get the offset within that line */
if (dir > 0) /* If searching forward */
{
if (curoff == llength(curline)) /* If at end of line */
{
if (dir > 0) { /* If searching forward */
if (curoff == llength(curline)) { /* If at end of line */
curline = lforw(curline); /* Skip to the next line */
if (curline == curbp->b_linep)
return (FALSE); /* Abort if at end of buffer */
@ -306,15 +296,14 @@ int dir; /* Search direction */
buffchar = '\n'; /* And say the next char is NL */
} else
buffchar = lgetc(curline, curoff++); /* Get the next char */
if (status = eq(buffchar, chr)) /* Is it what we're looking for? */
{
if (status = eq(buffchar, chr)) { /* Is it what we're looking for? */
curwp->w_dotp = curline; /* Yes, set the buffer's point */
curwp->w_doto = curoff; /* to the matched character */
curwp->w_flag |= WFMOVE; /* Say that we've moved */
}
return (status); /* And return the status */
} else /* Else, if reverse search: */
return (match_pat (patrn)); /* See if we're in the right place */
return (match_pat(patrn)); /* See if we're in the right place */
}
/*
@ -333,21 +322,18 @@ int dir; /* direction to search */
{
int sts; /* search status */
if (dir < 0) /* reverse search? */
{
if (dir < 0) { /* reverse search? */
rvstrcpy(tap, patrn); /* Put reversed string in tap */
sts = scanner(tap, REVERSE, PTBEG);
}
else
} else
sts = scanner(patrn, FORWARD, PTEND); /* Nope. Go forward */
if (!sts)
{
if (!sts) {
TTputc(BELL); /* Feep if search fails */
TTflush(); /* see that the feep feeps */
}
return(sts); /* else, don't even try */
return (sts); /* else, don't even try */
}
/*
@ -360,7 +346,7 @@ int dir; /* direction to search */
* be done is match the last char input.
*/
int match_pat (patrn) /* See if the pattern string matches string at "." */
int match_pat(patrn) /* See if the pattern string matches string at "." */
char *patrn; /* String to match to buffer */
{
register int i; /* Generic loop index/offset */
@ -375,10 +361,8 @@ char *patrn; /* String to match to buffer */
/* top of per character compare loop: */
for (i = 0; i < strlen(patrn); i++) /* Loop for all characters in patrn */
{
if (curoff == llength(curline)) /* If at end of line */
{
for (i = 0; i < strlen(patrn); i++) { /* Loop for all characters in patrn */
if (curoff == llength(curline)) { /* If at end of line */
curline = lforw(curline); /* Skip to the next line */
curoff = 0; /* Start at the beginning of the line */
if (curline == curbp->b_linep)
@ -389,7 +373,7 @@ char *patrn; /* String to match to buffer */
if (!eq(buffchar, patrn[i])) /* Is it what we're looking for? */
return (FALSE); /* Nope, just punt it then */
}
return (TRUE); /* Everything matched? Let's celebrate*/
return (TRUE); /* Everything matched? Let's celebrate */
}
/* Routine to prompt for I-Search string. */
@ -397,31 +381,29 @@ char *patrn; /* String to match to buffer */
int promptpattern(prompt)
char *prompt;
{
char tpat[NPAT+20];
char tpat[NPAT + 20];
strcpy(tpat, prompt); /* copy prompt to output string */
strcat(tpat, " ("); /* build new prompt string */
expandp(pat, &tpat[strlen(tpat)], NPAT/2); /* add old pattern */
expandp(pat, &tpat[strlen(tpat)], NPAT / 2); /* add old pattern */
strcat(tpat, ")<Meta>: ");
/* check to see if we are executing a command line */
if (!clexec) {
mlwrite(tpat);
}
return(strlen(tpat));
return (strlen(tpat));
}
/* routine to echo i-search characters */
int echochar(c,col)
int echochar(c, col)
int c; /* character to be echoed */
int col; /* column to be echoed in */
{
movecursor(term.t_nrow,col); /* Position the cursor */
if ((c < ' ') || (c == 0x7F)) /* Control character? */
{
switch (c) /* Yes, dispatch special cases*/
{
movecursor(term.t_nrow, col); /* Position the cursor */
if ((c < ' ') || (c == 0x7F)) { /* Control character? */
switch (c) { /* Yes, dispatch special cases */
case '\n': /* Newline */
TTputc('<');
TTputc('N');
@ -447,13 +429,13 @@ int col; /* column to be echoed in */
default: /* Vanilla control char */
TTputc('^'); /* Yes, output prefix */
TTputc(c+0x40); /* Make it "^X" */
TTputc(c + 0x40); /* Make it "^X" */
col++; /* Count this char */
}
} else
TTputc(c); /* Otherwise, output raw char */
TTflush(); /* Flush the output */
return(++col); /* return the new column no */
return (++col); /* return the new column no */
}
/*
@ -463,7 +445,7 @@ int col; /* column to be echoed in */
* next character.
*/
int get_char ()
int get_char()
{
int c; /* A place to get a character */
@ -477,14 +459,13 @@ int get_char ()
cmd_reexecute = -1; /* Say we're in real mode again */
update(FALSE); /* Pretty up the screen */
if (cmd_offset >= CMDBUFLEN-1) /* If we're getting too big ... */
{
mlwrite ("? command too long"); /* Complain loudly and bitterly */
if (cmd_offset >= CMDBUFLEN - 1) { /* If we're getting too big ... */
mlwrite("? command too long"); /* Complain loudly and bitterly */
return (metac); /* And force a quit */
}
c = get1key(); /* Get the next character */
cmd_buff[cmd_offset++] = c; /* Save the char for next time */
cmd_buff[cmd_offset] = '\0';/* And terminate the buffer */
cmd_buff[cmd_offset] = '\0'; /* And terminate the buffer */
return (c); /* Return the character */
}
@ -502,14 +483,14 @@ int uneat()
term.t_getchar = saved_get_char; /* restore the routine address */
c = eaten_char; /* Get the re-eaten char */
eaten_char = -1; /* Clear the old char */
return(c); /* and return the last char */
return (c); /* and return the last char */
}
int reeat(c)
int c;
{
if (eaten_char != -1) /* If we've already been here */
return/*(NULL)*/; /* Don't do it again */
return /*(NULL) */ ; /* Don't do it again */
eaten_char = c; /* Else, save the char for later */
saved_get_char = term.t_getchar; /* Save the char get routine */
term.t_getchar = uneat; /* Replace it with ours */

98
line.c
View File

@ -35,10 +35,10 @@ register int used;
register int size;
char *malloc();
size = (used+NBLOCK-1) & ~(NBLOCK-1);
size = (used + NBLOCK - 1) & ~(NBLOCK - 1);
if (size == 0) /* Assume that an empty */
size = NBLOCK; /* line is for type-in. */
if ((lp = (LINE *) malloc(sizeof(LINE)+size)) == NULL) {
if ((lp = (LINE *) malloc(sizeof(LINE) + size)) == NULL) {
mlwrite("(OUT OF MEMORY)");
return (NULL);
}
@ -106,7 +106,7 @@ register int flag;
if (curbp->b_nwnd != 1) /* Ensure hard. */
flag = WFHARD;
if ((curbp->b_flag&BFCHG) == 0) { /* First change, so */
if ((curbp->b_flag & BFCHG) == 0) { /* First change, so */
flag |= WFMODE; /* update mode lines. */
curbp->b_flag |= BFCHG;
}
@ -118,8 +118,8 @@ register int flag;
}
}
insspace(f, n) /* insert spaces forward into text */
insspace(f, n)
/* insert spaces forward into text */
int f, n; /* default flag and numeric argument */
{
@ -139,7 +139,8 @@ char *instr;
if (instr != NULL)
while ((tmpc = *instr) && status == TRUE) {
status = (tmpc == '\n'? lnewline(): linsert(1, tmpc));
status =
(tmpc == '\n' ? lnewline() : linsert(1, tmpc));
/* Insertion error? */
if (status != TRUE) {
@ -148,7 +149,7 @@ char *instr;
}
instr++;
}
return(status);
return (status);
}
/*
@ -172,8 +173,8 @@ linsert(n, c)
register int i;
register WINDOW *wp;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
lchange(WFEDIT);
lp1 = curwp->w_dotp; /* Current line */
if (lp1 == curbp->b_linep) { /* At the end: special */
@ -181,22 +182,22 @@ linsert(n, c)
mlwrite("bug: linsert");
return (FALSE);
}
if ((lp2=lalloc(n)) == NULL) /* Allocate new line */
if ((lp2 = lalloc(n)) == NULL) /* Allocate new line */
return (FALSE);
lp3 = lp1->l_bp; /* Previous line */
lp3->l_fp = lp2; /* Link in */
lp2->l_fp = lp1;
lp1->l_bp = lp2;
lp2->l_bp = lp3;
for (i=0; i<n; ++i)
for (i = 0; i < n; ++i)
lp2->l_text[i] = c;
curwp->w_dotp = lp2;
curwp->w_doto = n;
return (TRUE);
}
doto = curwp->w_doto; /* Save for later. */
if (lp1->l_used+n > lp1->l_size) { /* Hard: reallocate */
if ((lp2=lalloc(lp1->l_used+n)) == NULL)
if (lp1->l_used + n > lp1->l_size) { /* Hard: reallocate */
if ((lp2 = lalloc(lp1->l_used + n)) == NULL)
return (FALSE);
cp1 = &lp1->l_text[0];
cp2 = &lp2->l_text[0];
@ -214,19 +215,19 @@ linsert(n, c)
lp2 = lp1; /* Pretend new line */
lp2->l_used += n;
cp2 = &lp1->l_text[lp1->l_used];
cp1 = cp2-n;
cp1 = cp2 - n;
while (cp1 != &lp1->l_text[doto])
*--cp2 = *--cp1;
}
for (i=0; i<n; ++i) /* Add the characters */
lp2->l_text[doto+i] = c;
for (i = 0; i < n; ++i) /* Add the characters */
lp2->l_text[doto + i] = c;
wp = wheadp; /* Update windows */
while (wp != NULL) {
if (wp->w_linep == lp1)
wp->w_linep = lp2;
if (wp->w_dotp == lp1) {
wp->w_dotp = lp2;
if (wp==curwp || wp->w_doto>doto)
if (wp == curwp || wp->w_doto > doto)
wp->w_doto += n;
}
if (wp->w_markp == lp1) {
@ -253,7 +254,7 @@ char c; /* character to overwrite on current position */
(lgetc(curwp->w_dotp, curwp->w_doto) != '\t' ||
((curwp->w_doto) & tabmask) == tabmask))
ldelete(1L, FALSE);
return(linsert(1, c));
return (linsert(1, c));
}
/*
@ -270,16 +271,18 @@ char *ostr;
if (ostr != NULL)
while ((tmpc = *ostr) && status == TRUE) {
status = (tmpc == '\n'? lnewline(): lowrite(tmpc));
status =
(tmpc == '\n' ? lnewline() : lowrite(tmpc));
/* Insertion error? */
if (status != TRUE) {
mlwrite("%%Out of memory while overwriting");
mlwrite
("%%Out of memory while overwriting");
break;
}
ostr++;
}
return(status);
return (status);
}
/*
@ -299,16 +302,16 @@ lnewline()
register int doto;
register WINDOW *wp;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
#if SCROLLCODE
lchange(WFHARD|WFINS);
lchange(WFHARD | WFINS);
#else
lchange(WFHARD);
#endif
lp1 = curwp->w_dotp; /* Get the address and */
doto = curwp->w_doto; /* offset of "." */
if ((lp2=lalloc(doto)) == NULL) /* New first half line */
if ((lp2 = lalloc(doto)) == NULL) /* New first half line */
return (FALSE);
cp1 = &lp1->l_text[0]; /* Shuffle text around */
cp2 = &lp2->l_text[0];
@ -362,24 +365,24 @@ int kflag; /* put killed text in kill buffer flag */
register int chunk;
register WINDOW *wp;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
while (n != 0) {
dotp = curwp->w_dotp;
doto = curwp->w_doto;
if (dotp == curbp->b_linep) /* Hit end of buffer. */
return (FALSE);
chunk = dotp->l_used-doto; /* Size of chunk. */
chunk = dotp->l_used - doto; /* Size of chunk. */
if (chunk > n)
chunk = n;
if (chunk == 0) { /* End of line, merge. */
#if SCROLLCODE
lchange(WFHARD|WFKILLS);
lchange(WFHARD | WFKILLS);
#else
lchange(WFHARD);
#endif
if (ldelnewline() == FALSE
|| (kflag!=FALSE && kinsert('\n')==FALSE))
|| (kflag != FALSE && kinsert('\n') == FALSE))
return (FALSE);
--n;
continue;
@ -400,12 +403,12 @@ int kflag; /* put killed text in kill buffer flag */
dotp->l_used -= chunk;
wp = wheadp; /* Fix windows */
while (wp != NULL) {
if (wp->w_dotp==dotp && wp->w_doto>=doto) {
if (wp->w_dotp == dotp && wp->w_doto >= doto) {
wp->w_doto -= chunk;
if (wp->w_doto < doto)
wp->w_doto = doto;
}
if (wp->w_markp==dotp && wp->w_marko>=doto) {
if (wp->w_markp == dotp && wp->w_marko >= doto) {
wp->w_marko -= chunk;
if (wp->w_marko < doto)
wp->w_marko = doto;
@ -422,7 +425,6 @@ int kflag; /* put killed text in kill buffer flag */
*/
char *getctext()
{
register LINE *lp; /* line to copy */
register int size; /* length of line to return */
@ -442,7 +444,7 @@ char *getctext()
while (size--)
*dp++ = *sp++;
*dp = 0;
return(rline);
return (rline);
}
/* putctext: replace the current line with the passed in text */
@ -457,14 +459,14 @@ char *iline; /* contents of new line */
/* delete the current line */
curwp->w_doto = 0; /* starting at the beginning of the line */
if ((status = killtext(TRUE, 1)) != TRUE)
return(status);
return (status);
/* insert the new line */
if ((status = linstr(iline)) != TRUE)
return(status);
return (status);
status = lnewline();
backline(TRUE, 1);
return(status);
return (status);
}
/*
@ -485,8 +487,8 @@ ldelnewline()
register LINE *lp3;
register WINDOW *wp;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
lp1 = curwp->w_dotp;
lp2 = lp1->l_fp;
if (lp2 == curbp->b_linep) { /* At the buffer end. */
@ -494,7 +496,7 @@ ldelnewline()
lfree(lp1);
return (TRUE);
}
if (lp2->l_used <= lp1->l_size-lp1->l_used) {
if (lp2->l_used <= lp1->l_size - lp1->l_used) {
cp1 = &lp1->l_text[lp1->l_used];
cp2 = &lp2->l_text[0];
while (cp2 != &lp2->l_text[lp2->l_used])
@ -519,7 +521,7 @@ ldelnewline()
free((char *) lp2);
return (TRUE);
}
if ((lp3=lalloc(lp1->l_used+lp2->l_used)) == NULL)
if ((lp3 = lalloc(lp1->l_used + lp2->l_used)) == NULL)
return (FALSE);
cp1 = &lp1->l_text[0];
cp2 = &lp3->l_text[0];
@ -534,7 +536,7 @@ ldelnewline()
lp3->l_bp = lp1->l_bp;
wp = wheadp;
while (wp != NULL) {
if (wp->w_linep==lp1 || wp->w_linep==lp2)
if (wp->w_linep == lp1 || wp->w_linep == lp2)
wp->w_linep = lp3;
if (wp->w_dotp == lp1)
wp->w_dotp = lp3;
@ -594,8 +596,8 @@ int c; /* character to insert in the kill buffer */
/* check to see if we need a new chunk */
if (kused >= KBLOCK) {
if ((nchunk = (KILL *)malloc(sizeof(KILL))) == NULL)
return(FALSE);
if ((nchunk = (KILL *) malloc(sizeof(KILL))) == NULL)
return (FALSE);
if (kbufh == NULL) /* set head ptr if first time */
kbufh = nchunk;
if (kbufp != NULL) /* point the current to this new one */
@ -607,7 +609,7 @@ int c; /* character to insert in the kill buffer */
/* and now insert the character */
kbufp->d_chunk[kused++] = c;
return(TRUE);
return (TRUE);
}
/*
@ -622,13 +624,13 @@ yank(f, n)
register char *sp; /* pointer into string to insert */
KILL *kp; /* pointer into kill buffer */
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
/* make sure there is something to yank */
if (kbufh == NULL)
return(TRUE); /* not an error, just nothing */
return (TRUE); /* not an error, just nothing */
/* for each time.... */
while (n--) {

43
lock.c
View File

@ -32,41 +32,40 @@ char *fname; /* file to check for a lock */
/* check to see if that file is already locked here */
if (numlocks > 0)
for (i=0; i < numlocks; ++i)
for (i = 0; i < numlocks; ++i)
if (strcmp(fname, lname[i]) == 0)
return(TRUE);
return (TRUE);
/* if we have a full locking table, bitch and leave */
if (numlocks == NLOCKS) {
mlwrite("LOCK ERROR: Lock table full");
return(ABORT);
return (ABORT);
}
/* next, try to lock it */
status = lock(fname);
if (status == ABORT) /* file is locked, no override */
return(ABORT);
return (ABORT);
if (status == FALSE) /* locked, overriden, dont add to table */
return(TRUE);
return (TRUE);
/* we have now locked it, add it to our table */
lname[++numlocks - 1] = (char *)malloc(strlen(fname) + 1);
lname[++numlocks - 1] = (char *) malloc(strlen(fname) + 1);
if (lname[numlocks - 1] == NULL) { /* malloc failure */
undolock(fname); /* free the lock */
mlwrite("Cannot lock, out of memory");
--numlocks;
return(ABORT);
return (ABORT);
}
/* everthing is cool, add it to the table */
strcpy(lname[numlocks-1], fname);
return(TRUE);
strcpy(lname[numlocks - 1], fname);
return (TRUE);
}
/* lockrel: release all the file locks so others may edit */
lockrel()
{
register int i; /* loop index */
register int status; /* status of locks */
@ -74,13 +73,13 @@ lockrel()
status = TRUE;
if (numlocks > 0)
for (i=0; i < numlocks; ++i) {
for (i = 0; i < numlocks; ++i) {
if ((s = unlock(lname[i])) != TRUE)
status = s;
free(lname[i]);
}
numlocks = 0;
return(status);
return (status);
}
/* lock: Check and lock a file from access by others
@ -102,12 +101,12 @@ char *fname; /* file name to lock */
/* attempt to lock the file */
locker = dolock(fname);
if (locker == NULL) /* we win */
return(TRUE);
return (TRUE);
/* file failed...abort */
if (strncmp(locker, "LOCK", 4) == 0) {
lckerror(locker);
return(ABORT);
return (ABORT);
}
/* someone else has it....override? */
@ -116,9 +115,9 @@ char *fname; /* file name to lock */
strcat(msg, ", override?");
status = mlyesno(msg); /* ask them */
if (status == TRUE)
return(FALSE);
return (FALSE);
else
return(ABORT);
return (ABORT);
}
/* unlock: Unlock a file
@ -136,15 +135,15 @@ char *fname; /* file to unlock */
/* unclock and return */
locker = undolock(fname);
if (locker == NULL)
return(TRUE);
return (TRUE);
/* report the error and come back */
lckerror(locker);
return(FALSE);
return (FALSE);
}
lckerror(errstr) /* report a lock error */
lckerror(errstr)
/* report a lock error */
char *errstr; /* lock error string to print out */
{
@ -160,7 +159,7 @@ char *errstr; /* lock error string to print out */
}
#endif
#else
lckhello() /* dummy function */
{
lckhello()
{ /* dummy function */
}
#endif

149
main.c
View File

@ -84,7 +84,7 @@ extern unsigned _stklen = 32766;
#include <signal.h>
static void emergencyexit();
#ifdef SIGWINCH
extern void sizesignal();
extern void sizesignal();
#endif
#endif
@ -122,8 +122,8 @@ char *argv[]; /* argument strings */
extern *pathname[]; /* startup file path/name array */
int newc;
#if PKCODE
int (*getbind())();
int (*execfunc)(); /* ptr to function to execute */
int (*getbind()) ();
int (*execfunc) (); /* ptr to function to execute */
#endif
#if PKCODE & VMS
@ -204,7 +204,7 @@ char *argv[]; /* argument strings */
case 's': /* -s for initial search string */
case 'S':
searchflag = TRUE;
strncpy(pat,&argv[carg][2],NPAT);
strncpy(pat, &argv[carg][2], NPAT);
break;
case 'v': /* -v for View File */
case 'V':
@ -215,7 +215,7 @@ char *argv[]; /* argument strings */
break;
}
} else if (argv[carg][0]== '@') {
} else if (argv[carg][0] == '@') {
/* Process Startup macroes */
if (startup(&argv[carg][1]) == TRUE)
@ -245,7 +245,7 @@ char *argv[]; /* argument strings */
#if CRYPT
if (cryptflag) {
bp->b_mode |= MDCRYPT;
crypt((char *)NULL, 0);
crypt((char *) NULL, 0);
crypt(ekey, strlen(ekey));
strncpy(bp->b_key, ekey, NPAT);
}
@ -284,9 +284,8 @@ char *argv[]; /* argument strings */
if (gotoflag && searchflag) {
update(FALSE);
mlwrite("(Can not search and goto at the same time!)");
}
else if (gotoflag) {
if (gotoline(TRUE,gline) == FALSE) {
} else if (gotoflag) {
if (gotoline(TRUE, gline) == FALSE) {
update(FALSE);
mlwrite("(Bogus goto argument)");
}
@ -298,37 +297,32 @@ char *argv[]; /* argument strings */
/* setup to process commands */
lastflag = 0; /* Fake last flags. */
loop:
loop:
#if CALLED
/* if we were called as a subroutine and want to leave, do so */
if (eexitflag)
return(eexitval);
return (eexitval);
#endif
/* execute the "command" macro...normally null */
saveflag = lastflag; /* preserve lastflag through this */
execute(META|SPEC|'C', FALSE, 1);
execute(META | SPEC | 'C', FALSE, 1);
lastflag = saveflag;
#if TYPEAH && PKCODE
if (typahead())
{
if (typahead()) {
newc = getcmd();
update(FALSE);
do
{
do {
if (c == newc && (execfunc = getbind(c)) != NULL
&& execfunc != newline
&& execfunc != tab)
&& execfunc != newline && execfunc != tab)
newc = getcmd();
else
break;
} while (typahead());
c = newc;
}
else
{
} else {
update(FALSE);
c = getcmd();
}
@ -371,7 +365,7 @@ loop:
if ((n == 0) && (mflag == -1)) /* lonely - */
mlwrite("Arg:");
else
mlwrite("Arg: %d",n * mflag);
mlwrite("Arg: %d", n * mflag);
c = getcmd(); /* get the next key */
}
@ -385,10 +379,11 @@ loop:
n = 4; /* with argument of 4 */
mflag = 0; /* that can be discarded. */
mlwrite("Arg: 4");
while ((c=getcmd()) >='0' && c<='9' || c==reptc || c=='-'){
while ((c = getcmd()) >= '0' && c <= '9' || c == reptc
|| c == '-') {
if (c == reptc)
if ((n > 0) == ((n*4) > 0))
n = n*4;
if ((n > 0) == ((n * 4) > 0))
n = n * 4;
else
n = 1;
/*
@ -410,9 +405,10 @@ loop:
n = 0;
mflag = 1;
}
n = 10*n + c - '0';
n = 10 * n + c - '0';
}
mlwrite("Arg: %d", (mflag >=0) ? n : (n ? -n : -1));
mlwrite("Arg: %d",
(mflag >= 0) ? n : (n ? -n : -1));
}
/*
* Make arguments preceded by a minus sign negative and change
@ -445,7 +441,7 @@ char bname[];
bp = bfind(bname, TRUE, 0); /* First buffer */
blistp = bfind("*List*", TRUE, BFINVS); /* Buffer list buffer */
wp = (WINDOW *) malloc(sizeof(WINDOW)); /* First window */
if (bp==NULL || wp==NULL || blistp==NULL)
if (bp == NULL || wp == NULL || blistp == NULL)
exit(1);
curbp = bp; /* Make this current */
wheadp = wp;
@ -464,9 +460,9 @@ char bname[];
wp->w_fcolor = gfcolor;
wp->w_bcolor = gbcolor;
#endif
wp->w_ntrows = term.t_nrow-1; /* "-1" for mode line. */
wp->w_ntrows = term.t_nrow - 1; /* "-1" for mode line. */
wp->w_force = 0;
wp->w_flag = WFMODE|WFHARD; /* Full. */
wp->w_flag = WFMODE | WFHARD; /* Full. */
}
/*
@ -478,14 +474,14 @@ char bname[];
execute(c, f, n)
{
register int status;
int (*execfunc)(); /* ptr to function to execute */
int (*getbind())();
int (*execfunc) (); /* ptr to function to execute */
int (*getbind()) ();
/* if the keystroke is a bound function...do it */
execfunc = getbind(c);
if (execfunc != NULL) {
thisflag = 0;
status = (*execfunc)(f, n);
status = (*execfunc) (f, n);
lastflag = thisflag;
return (status);
}
@ -498,25 +494,25 @@ execute(c, f, n)
if (c == ' ' && (curwp->w_bufp->b_mode & MDWRAP) && fillcol > 0 &&
n >= 0 && getccol(FALSE) > fillcol &&
(curwp->w_bufp->b_mode & MDVIEW) == FALSE)
execute(META|SPEC|'W', FALSE, 1);
execute(META | SPEC | 'W', FALSE, 1);
#if PKCODE
if ((c>=0x20 && c<=0x7E) /* Self inserting. */
if ((c >= 0x20 && c <= 0x7E) /* Self inserting. */
#if IBMPC
|| (c>=0x80 && c<=0xFE)) {
|| (c >= 0x80 && c <= 0xFE)) {
#else
#if VMS || BSD || USG /* 8BIT P.K. */
|| (c>=0xA0 && c<=0xFE)) {
|| (c >= 0xA0 && c <= 0xFE)) {
#else
) {
#endif
#endif
#else
if ((c>=0x20 && c<=0xFF)) { /* Self inserting. */
if ((c >= 0x20 && c <= 0xFF)) { /* Self inserting. */
#endif
if (n <= 0) { /* Fenceposts. */
lastflag = 0;
return (n<0 ? FALSE : TRUE);
return (n < 0 ? FALSE : TRUE);
}
thisflag = 0; /* For the future. */
@ -576,24 +572,24 @@ quickexit(f, n)
bp = bheadp;
while (bp != NULL) {
if ((bp->b_flag&BFCHG) != 0 /* Changed. */
&& (bp->b_flag&BFTRUNC) == 0 /* Not truncated P.K. */
&& (bp->b_flag&BFINVS) == 0) { /* Real. */
if ((bp->b_flag & BFCHG) != 0 /* Changed. */
&& (bp->b_flag & BFTRUNC) == 0 /* Not truncated P.K. */
&& (bp->b_flag & BFINVS) == 0) { /* Real. */
curbp = bp; /* make that buffer cur */
mlwrite("(Saving %s)",bp->b_fname);
mlwrite("(Saving %s)", bp->b_fname);
#if PKCODE
#else
mlwrite("\n");
#endif
if ((status = filesave(f, n)) != TRUE) {
curbp = oldcb; /* restore curbp */
return(status);
return (status);
}
}
bp = bp->b_bufp; /* on to the next buffer */
}
quit(f, n); /* conditionally quit */
return(TRUE);
return (TRUE);
}
static void emergencyexit(signr)
@ -614,7 +610,8 @@ quit(f, n)
if (f != FALSE /* Argument forces it. */
|| anycb() == FALSE /* All buffers clean. */
/* User says it's OK. */
|| (s=mlyesno("Modified buffers exist. Leave anyway")) == TRUE) {
|| (s =
mlyesno("Modified buffers exist. Leave anyway")) == TRUE) {
#if (FILOCK && BSD) || SVR4
if (lockrel() != TRUE) {
TTputc('\n');
@ -631,7 +628,7 @@ quit(f, n)
exit(GOOD);
}
mlwrite("");
return(s);
return (s);
}
/*
@ -643,7 +640,7 @@ ctlxlp(f, n)
{
if (kbdmode != STOP) {
mlwrite("%%Macro already active");
return(FALSE);
return (FALSE);
}
mlwrite("(Start macro)");
kbdptr = &kbdm[0];
@ -660,13 +657,13 @@ ctlxrp(f, n)
{
if (kbdmode == STOP) {
mlwrite("%%Macro not active");
return(FALSE);
return (FALSE);
}
if (kbdmode == RECORD) {
mlwrite("(End macro)");
kbdmode = STOP;
}
return(TRUE);
return (TRUE);
}
/*
@ -678,14 +675,14 @@ ctlxe(f, n)
{
if (kbdmode != STOP) {
mlwrite("%%Macro already active");
return(FALSE);
return (FALSE);
}
if (n <= 0)
return (TRUE);
kbdrep = n; /* remember how many times to execute */
kbdmode = PLAY; /* start us in play mode */
kbdptr = &kbdm[0]; /* at the beginning */
return(TRUE);
return (TRUE);
}
/*
@ -698,43 +695,40 @@ ctrlg(f, n)
TTbeep();
kbdmode = STOP;
mlwrite("(Aborted)");
return(ABORT);
return (ABORT);
}
/* tell the user that this command is illegal while we are in
VIEW (read-only) mode */
rdonly()
{
TTbeep();
mlwrite("(Key illegal in VIEW mode)");
return(FALSE);
return (FALSE);
}
resterr()
{
TTbeep();
mlwrite("(That command is RESTRICTED)");
return(FALSE);
return (FALSE);
}
nullproc() /* user function that does NOTHING */
{
nullproc()
{ /* user function that does NOTHING */
}
meta() /* dummy function for binding to meta prefix */
{
meta()
{ /* dummy function for binding to meta prefix */
}
cex() /* dummy function for binding to control-x prefix */
{
cex()
{ /* dummy function for binding to control-x prefix */
}
unarg() /* dummy function for binding to universal-argument */
{
unarg()
{ /* dummy function for binding to universal-argument */
}
/***** Compiler specific Library functions ****/
@ -764,7 +758,7 @@ int maxlen; /* maximum length */
*dptr = 0; /* orig */
/* if (maxlen > 0)
*dptr = 0; */
return(dst);
return (dst);
}
#endif
@ -781,8 +775,8 @@ int maxlen; /* maximum length */
#undef malloc
#undef free
char *allocate(nbytes) /* allocate nbytes and track */
char *allocate(nbytes)
/* allocate nbytes and track */
unsigned nbytes; /* # of bytes to allocate */
{
@ -797,11 +791,11 @@ unsigned nbytes; /* # of bytes to allocate */
#endif
}
return(mp);
return (mp);
}
release(mp) /* release malloced memory and track */
release(mp)
/* release malloced memory and track */
char *mp; /* chunk of RAM to release */
{
@ -809,8 +803,8 @@ char *mp; /* chunk of RAM to release */
if (mp) {
/* update amount of ram currently malloced */
lp = ((unsigned *)mp) - 1;
envram -= (long)*lp - 2;
lp = ((unsigned *) mp) - 1;
envram -= (long) *lp - 2;
free(mp);
#if RAMSHOW
dspram();
@ -819,9 +813,8 @@ char *mp; /* chunk of RAM to release */
}
#if RAMSHOW
dspram() /* display the amount of RAM currently malloced */
{
dspram()
{ /* display the amount of RAM currently malloced */
char mbuf[20];
char *sp;
@ -883,7 +876,7 @@ int status; /* return status of emacs */
#if CALLED
eexitflag = TRUE; /* flag a program exit */
eexitval = status;
return(status);
return (status);
#else
#undef exit
exit(status);

25
pklock.c
View File

@ -26,7 +26,7 @@
int gethostname(char *name, int namelen)
{
return(sysinfo(SI_HOSTNAME, name, namelen));
return (sysinfo(SI_HOSTNAME, name, namelen));
}
#endif
@ -40,10 +40,10 @@ int gethostname(char *name, int namelen)
*
*********************/
char *dolock(fname)
char *fname;
char *fname;
{
int fd, lk, n;
static char lname[MAXLOCK], locker[MAXNAME+1];
static char lname[MAXLOCK], locker[MAXNAME + 1];
int mask;
struct stat sbuf;
@ -59,17 +59,16 @@ char *dolock(fname)
if (stat(lname, &sbuf) == 0)
#endif
#if defined(S_ISREG)
if (! S_ISREG(sbuf.st_mode))
if (!S_ISREG(sbuf.st_mode))
#else
if (! (((sbuf.st_mode) & 070000) == 0)) /* SysV R2 */
if (!(((sbuf.st_mode) & 070000) == 0)) /* SysV R2 */
#endif
return "LOCK ERROR: not a regular file";
mask = umask(0);
fd = open(lname, O_RDWR | O_CREAT, 0666);
umask(mask);
if (fd < 0)
{
if (fd < 0) {
if (errno == EACCES)
return NULL;
#ifdef EROFS
@ -78,13 +77,12 @@ char *dolock(fname)
#endif
return "LOCK ERROR: cannot access lock file";
}
if ((n = read(fd, locker, MAXNAME)) < 1)
{
if ((n = read(fd, locker, MAXNAME)) < 1) {
lseek(fd, 0, SEEK_SET);
/* strcpy(locker, getlogin()); */
cuserid(locker);
strcat(locker+strlen(locker), "@");
gethostname(locker+strlen(locker), 64);
strcat(locker + strlen(locker), "@");
gethostname(locker + strlen(locker), 64);
write(fd, locker, strlen(locker));
close(fd);
return NULL;
@ -104,14 +102,13 @@ char *dolock(fname)
*********************/
char *undolock(fname)
char *fname;
char *fname;
{
int fd, lk;
static char lname[MAXLOCK];
strcat(strcpy(lname, fname), ".lock~");
if (unlink(lname) != 0)
{
if (unlink(lname) != 0) {
if (errno == EACCES || errno == ENOENT)
return NULL;
#ifdef EROFS

13
posix.c
View File

@ -53,12 +53,13 @@ ttopen()
| INPCK | INLCR | IGNCR | ICRNL);
/* raw CR/NR etc output handling */
ntermios.c_oflag &= ~(OPOST | ONLCR | OLCUC | OCRNL | ONOCR | ONLRET);
ntermios.c_oflag &=
~(OPOST | ONLCR | OLCUC | OCRNL | ONOCR | ONLRET);
/* No signal handling, no echo etc */
ntermios.c_lflag &= ~(ISIG | ICANON | XCASE | ECHO | ECHOE | ECHOK
| ECHONL | NOFLSH | TOSTOP | ECHOCTL | ECHOPRT
| ECHOKE | FLUSHO | PENDIN | IEXTEN);
| ECHONL | NOFLSH | TOSTOP | ECHOCTL |
ECHOPRT | ECHOKE | FLUSHO | PENDIN | IEXTEN);
/* one character, no timeout */
ntermios.c_cc[VMIN] = 1;
@ -71,7 +72,7 @@ ttopen()
*/
setbuffer(stdout, &tobuf[0], TBUFSIZ);
kbdflgs = fcntl( 0, F_GETFL, 0 );
kbdflgs = fcntl(0, F_GETFL, 0);
kbdpoll = FALSE;
/* on all screens we are not sure of the initial position
@ -136,7 +137,7 @@ ttflush()
*/
ttgetc()
{
return(255 & fgetc(stdin)); /* 8BIT P.K. */
return (255 & fgetc(stdin)); /* 8BIT P.K. */
}
/* typahead: Check to see if any characters are already in the
@ -148,7 +149,7 @@ typahead()
int x; /* holds # of pending chars */
#ifdef FIONREAD
if (ioctl(0,FIONREAD,&x) < 0)
if (ioctl(0, FIONREAD, &x) < 0)
x = 0;
#else
x = 0;

375
random.c
View File

@ -18,8 +18,8 @@ int tabsize; /* Tab size (0: use real tabs) */
setfillcol(f, n)
{
fillcol = n;
mlwrite("(Fill column is %d)",n);
return(TRUE);
mlwrite("(Fill column is %d)", n);
return (TRUE);
}
/*
@ -94,12 +94,12 @@ showcpos(f, n)
ratio = 0; /* Ratio before dot. */
if (numchars != 0)
ratio = (100L*predchars) / numchars;
ratio = (100L * predchars) / numchars;
/* summarize and report the info */
#if PKCODE
pk_mlrec.pk_clin = predlines+1;
pk_mlrec.pk_tlin = numlines+1;
pk_mlrec.pk_clin = predlines + 1;
pk_mlrec.pk_tlin = numlines + 1;
pk_mlrec.pk_ccol = col;
pk_mlrec.pk_tcol = ecol;
pk_mlrec.pk_cchr = predchars;
@ -110,15 +110,14 @@ showcpos(f, n)
&pk_mlrec);
#else
mlwrite("Line %d/%d Col %d/%d Char %D/%D (%d%%) char = 0x%x",
predlines+1, numlines+1, col, ecol,
predlines + 1, numlines + 1, col, ecol,
predchars, numchars, ratio, curchar);
#endif
return (TRUE);
}
getcline() /* get the current line number */
{
getcline()
{ /* get the current line number */
register LINE *lp; /* current line */
register int numlines; /* # of lines before point */
@ -136,7 +135,7 @@ getcline() /* get the current line number */
}
/* and return the resulting count */
return(numlines + 1);
return (numlines + 1);
}
/*
@ -147,17 +146,17 @@ int bflg;
{
register int c, i, col;
col = 0;
for (i=0; i<curwp->w_doto; ++i) {
for (i = 0; i < curwp->w_doto; ++i) {
c = lgetc(curwp->w_dotp, i);
if (c!=' ' && c!='\t' && bflg)
if (c != ' ' && c != '\t' && bflg)
break;
if (c == '\t')
col |= tabmask;
else if (c<0x20 || c==0x7F)
else if (c < 0x20 || c == 0x7F)
++col;
++col;
}
return(col);
return (col);
}
/*
@ -186,7 +185,7 @@ int pos; /* position to set cursor */
c = lgetc(curwp->w_dotp, i);
if (c == '\t')
col |= tabmask;
else if (c<0x20 || c==0x7F)
else if (c < 0x20 || c == 0x7F)
++col;
++col;
}
@ -195,7 +194,7 @@ int pos; /* position to set cursor */
curwp->w_doto = i;
/* and tell weather we made it */
return(col >= pos);
return (col >= pos);
}
/*
@ -212,18 +211,18 @@ twiddle(f, n)
register int cl;
register int cr;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
dotp = curwp->w_dotp;
doto = curwp->w_doto;
if (doto==llength(dotp) && --doto<0)
if (doto == llength(dotp) && --doto < 0)
return (FALSE);
cr = lgetc(dotp, doto);
if (--doto < 0)
return (FALSE);
cl = lgetc(dotp, doto);
lputc(dotp, doto+0, cr);
lputc(dotp, doto+1, cl);
lputc(dotp, doto + 0, cr);
lputc(dotp, doto + 1, cl);
lchange(WFEDIT);
return (TRUE);
}
@ -239,8 +238,8 @@ quote(f, n)
register int s;
register int c;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
c = tgetc();
if (n < 0)
return (FALSE);
@ -249,7 +248,7 @@ quote(f, n)
if (c == '\n') {
do {
s = lnewline();
} while (s==TRUE && --n);
} while (s == TRUE && --n);
return (s);
}
return (linsert(n, c));
@ -268,23 +267,23 @@ tab(f, n)
return (FALSE);
if (n == 0 || n > 1) {
tabsize = n;
return(TRUE);
return (TRUE);
}
if (! tabsize)
return(linsert(1, '\t'));
return(linsert(tabsize - (getccol(FALSE) % tabsize), ' '));
if (!tabsize)
return (linsert(1, '\t'));
return (linsert(tabsize - (getccol(FALSE) % tabsize), ' '));
}
#if AEDIT
detab(f, n) /* change tabs to spaces */
int f,n; /* default flag and numeric repeat count */
detab(f, n)
/* change tabs to spaces */
int f, n; /* default flag and numeric repeat count */
{
register int inc; /* increment to next line [sgn(n)] */
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (f == FALSE)
n = 1;
@ -299,7 +298,9 @@ int f,n; /* default flag and numeric repeat count */
/* if we have a tab */
if (lgetc(curwp->w_dotp, curwp->w_doto) == '\t') {
ldelete(1L, FALSE);
insspace(TRUE, (tabmask+1) - (curwp->w_doto & tabmask));
insspace(TRUE,
(tabmask + 1) -
(curwp->w_doto & tabmask));
}
forwchar(FALSE, 1);
}
@ -311,12 +312,12 @@ int f,n; /* default flag and numeric repeat count */
curwp->w_doto = 0; /* to the begining of the line */
thisflag &= ~CFCPCN; /* flag that this resets the goal column */
lchange(WFEDIT); /* yes, we have made at least an edit */
return(TRUE);
return (TRUE);
}
entab(f, n) /* change spaces to tabs where posible */
int f,n; /* default flag and numeric repeat count */
entab(f, n)
/* change spaces to tabs where posible */
int f, n; /* default flag and numeric repeat count */
{
register int inc; /* increment to next line [sgn(n)] */
@ -324,8 +325,8 @@ int f,n; /* default flag and numeric repeat count */
register int ccol; /* current cursor column */
register char cchar; /* current character */
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (f == FALSE)
n = 1;
@ -347,7 +348,8 @@ int f,n; /* default flag and numeric repeat count */
/* there is a bug here dealing with mixed space/tabed
lines.......it will get fixed */
backchar(TRUE, ccol - fspace);
ldelete((long)(ccol - fspace), FALSE);
ldelete((long) (ccol - fspace),
FALSE);
linsert(1, '\t');
fspace = -1;
}
@ -381,12 +383,12 @@ int f,n; /* default flag and numeric repeat count */
curwp->w_doto = 0; /* to the begining of the line */
thisflag &= ~CFCPCN; /* flag that this resets the goal column */
lchange(WFEDIT); /* yes, we have made at least an edit */
return(TRUE);
return (TRUE);
}
trim(f, n) /* trim trailing whitespace from the point to eol */
int f,n; /* default flag and numeric repeat count */
trim(f, n)
/* trim trailing whitespace from the point to eol */
int f, n; /* default flag and numeric repeat count */
{
register LINE *lp; /* current line pointer */
@ -394,8 +396,8 @@ int f,n; /* default flag and numeric repeat count */
register int length; /* current length */
register int inc; /* increment to next line [sgn(n)] */
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (f == FALSE)
n = 1;
@ -409,8 +411,8 @@ int f,n; /* default flag and numeric repeat count */
/* trim the current line */
while (length > offset) {
if (lgetc(lp, length-1) != ' ' &&
lgetc(lp, length-1) != '\t')
if (lgetc(lp, length - 1) != ' ' &&
lgetc(lp, length - 1) != '\t')
break;
length--;
}
@ -422,7 +424,7 @@ int f,n; /* default flag and numeric repeat count */
}
lchange(WFEDIT);
thisflag &= ~CFCPCN; /* flag that this resets the goal column */
return(TRUE);
return (TRUE);
}
#endif
@ -436,8 +438,8 @@ openline(f, n)
register int i;
register int s;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
if (n == 0)
@ -445,7 +447,7 @@ openline(f, n)
i = n; /* Insert newlines. */
do {
s = lnewline();
} while (s==TRUE && --i);
} while (s == TRUE && --i);
if (s == TRUE) /* Then back up overtop */
s = backchar(f, n); /* of them all. */
return (s);
@ -459,15 +461,15 @@ newline(f, n)
{
register int s;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
/* if we are in C mode and this is a default <NL> */
if (n == 1 && (curbp->b_mode & MDCMOD) &&
curwp->w_dotp != curbp->b_linep)
return(cinsert());
return (cinsert());
/*
* If a newline was typed, fill column is defined, the argument is non-
@ -477,11 +479,11 @@ newline(f, n)
if ((curwp->w_bufp->b_mode & MDWRAP) && fillcol > 0 &&
getccol(FALSE) > fillcol &&
(curwp->w_bufp->b_mode & MDVIEW) == FALSE)
execute(META|SPEC|'W', FALSE, 1);
execute(META | SPEC | 'W', FALSE, 1);
/* insert some lines */
while (n--) {
if ((s=lnewline()) != TRUE)
if ((s = lnewline()) != TRUE)
return (s);
#if SCROLLCODE
curwp->w_flag |= WFINS;
@ -490,9 +492,8 @@ newline(f, n)
return (TRUE);
}
cinsert() /* insert a newline and indentation for C */
{
cinsert()
{ /* insert a newline and indentation for C */
register char *cptr; /* string pointer into text to copy */
register int tptr; /* index to scan into line */
register int bracef; /* was there a brace at the end of line? */
@ -517,7 +518,7 @@ cinsert() /* insert a newline and indentation for C */
/* put in the newline */
if (lnewline() == FALSE)
return(FALSE);
return (FALSE);
/* and the saved indentation */
linstr(ichar);
@ -529,12 +530,12 @@ cinsert() /* insert a newline and indentation for C */
#if SCROLLCODE
curwp->w_flag |= WFINS;
#endif
return(TRUE);
return (TRUE);
}
#if NBRACE
insbrace(n, c) /* insert a brace into the text here...we are in CMODE */
insbrace(n, c)
/* insert a brace into the text here...we are in CMODE */
int n; /* repeat count */
int c; /* brace to insert (always } for now) */
@ -553,21 +554,29 @@ int c; /* brace to insert (always } for now) */
for (i = curwp->w_doto - 1; i >= 0; --i) {
ch = lgetc(curwp->w_dotp, i);
if (ch != ' ' && ch != '\t')
return(linsert(n, c));
return (linsert(n, c));
}
/* chercher le caractere oppose correspondant */
switch (c) {
case '}': oc = '{'; break;
case ']': oc = '['; break;
case ')': oc = '('; break;
default: return(FALSE);
case '}':
oc = '{';
break;
case ']':
oc = '[';
break;
case ')':
oc = '(';
break;
default:
return (FALSE);
}
oldlp = curwp->w_dotp;
oldoff = curwp->w_doto;
count = 1; backchar(FALSE, 1);
count = 1;
backchar(FALSE, 1);
while (count > 0) {
if (curwp->w_doto == llength(curwp->w_dotp))
@ -575,8 +584,10 @@ int c; /* brace to insert (always } for now) */
else
ch = lgetc(curwp->w_dotp, curwp->w_doto);
if (ch == c) ++count;
if (ch == oc) --count;
if (ch == c)
++count;
if (ch == oc)
--count;
backchar(FALSE, 1);
if (boundry(curwp->w_dotp, curwp->w_doto, REVERSE))
@ -586,12 +597,13 @@ int c; /* brace to insert (always } for now) */
if (count != 0) { /* no match */
curwp->w_dotp = oldlp;
curwp->w_doto = oldoff;
return(linsert(n, c));
return (linsert(n, c));
}
curwp->w_doto = 0; /* debut de ligne */
/* aller au debut de la ligne apres la tabulation */
while ((ch = lgetc(curwp->w_dotp, curwp->w_doto)) == ' ' || ch == '\t')
while ((ch = lgetc(curwp->w_dotp, curwp->w_doto)) == ' '
|| ch == '\t')
forwchar(FALSE, 1);
/* delete back first */
@ -605,17 +617,17 @@ int c; /* brace to insert (always } for now) */
backdel(FALSE, 1);
else { /* on doit en inserer */
while (target - getccol(FALSE) >= 8)
linsert(1,'\t');
linsert(1, '\t');
linsert(target - getccol(FALSE), ' ');
}
}
/* and insert the required brace(s) */
return(linsert(n, c));
return (linsert(n, c));
}
#else
insbrace(n, c) /* insert a brace into the text here...we are in CMODE */
insbrace(n, c)
/* insert a brace into the text here...we are in CMODE */
int n; /* repeat count */
int c; /* brace to insert (always { for now) */
@ -626,13 +638,13 @@ int c; /* brace to insert (always { for now) */
/* if we are at the beginning of the line, no go */
if (curwp->w_doto == 0)
return(linsert(n,c));
return (linsert(n, c));
/* scan to see if all space before this is white space */
for (i = curwp->w_doto - 1; i >= 0; --i) {
ch = lgetc(curwp->w_dotp, i);
if (ch != ' ' && ch != '\t')
return(linsert(n, c));
return (linsert(n, c));
}
/* delete back first */
@ -643,25 +655,24 @@ int c; /* brace to insert (always { for now) */
backdel(FALSE, 1);
/* and insert the required brace(s) */
return(linsert(n, c));
return (linsert(n, c));
}
#endif
inspound() /* insert a # into the text here...we are in CMODE */
{
inspound()
{ /* insert a # into the text here...we are in CMODE */
register int ch; /* last character before input */
register int i;
/* if we are at the beginning of the line, no go */
if (curwp->w_doto == 0)
return(linsert(1,'#'));
return (linsert(1, '#'));
/* scan to see if all space before this is white space */
for (i = curwp->w_doto - 1; i >= 0; --i) {
ch = lgetc(curwp->w_dotp, i);
if (ch != ' ' && ch != '\t')
return(linsert(1, '#'));
return (linsert(1, '#'));
}
/* delete back first */
@ -669,7 +680,7 @@ inspound() /* insert a # into the text here...we are in CMODE */
backdel(FALSE, 1);
/* and insert the required pound */
return(linsert(1, '#'));
return (linsert(1, '#'));
}
/*
@ -686,14 +697,14 @@ deblank(f, n)
register LINE *lp2;
long nld;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
lp1 = curwp->w_dotp;
while (llength(lp1)==0 && (lp2=lback(lp1))!=curbp->b_linep)
while (llength(lp1) == 0 && (lp2 = lback(lp1)) != curbp->b_linep)
lp1 = lp2;
lp2 = lp1;
nld = 0;
while ((lp2=lforw(lp2))!=curbp->b_linep && llength(lp2)==0)
while ((lp2 = lforw(lp2)) != curbp->b_linep && llength(lp2) == 0)
++nld;
if (nld == 0)
return (TRUE);
@ -716,23 +727,23 @@ indent(f, n)
register int c;
register int i;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
while (n--) {
nicol = 0;
for (i=0; i<llength(curwp->w_dotp); ++i) {
for (i = 0; i < llength(curwp->w_dotp); ++i) {
c = lgetc(curwp->w_dotp, i);
if (c!=' ' && c!='\t')
if (c != ' ' && c != '\t')
break;
if (c == '\t')
nicol |= tabmask;
++nicol;
}
if (lnewline() == FALSE
|| ((i=nicol/8)!=0 && linsert(i, '\t')==FALSE)
|| ((i=nicol%8)!=0 && linsert(i, ' ')==FALSE))
|| ((i = nicol / 8) != 0 && linsert(i, '\t') == FALSE)
|| ((i = nicol % 8) != 0 && linsert(i, ' ') == FALSE))
return (FALSE);
}
return (TRUE);
@ -746,16 +757,16 @@ indent(f, n)
*/
forwdel(f, n)
{
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (backdel(f, -n));
if (f != FALSE) { /* Really a kill. */
if ((lastflag&CFKILL) == 0)
if ((lastflag & CFKILL) == 0)
kdelete();
thisflag |= CFKILL;
}
return (ldelete((long)n, f));
return (ldelete((long) n, f));
}
/*
@ -768,17 +779,17 @@ backdel(f, n)
{
register int s;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (forwdel(f, -n));
if (f != FALSE) { /* Really a kill. */
if ((lastflag&CFKILL) == 0)
if ((lastflag & CFKILL) == 0)
kdelete();
thisflag |= CFKILL;
}
if ((s=backchar(f, n)) == TRUE)
s = ldelete((long)n, f);
if ((s = backchar(f, n)) == TRUE)
s = ldelete((long) n, f);
return (s);
}
@ -795,36 +806,36 @@ killtext(f, n)
register LINE *nextp;
long chunk;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if ((lastflag&CFKILL) == 0) /* Clear kill buffer if */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if ((lastflag & CFKILL) == 0) /* Clear kill buffer if */
kdelete(); /* last wasn't a kill. */
thisflag |= CFKILL;
if (f == FALSE) {
chunk = llength(curwp->w_dotp)-curwp->w_doto;
chunk = llength(curwp->w_dotp) - curwp->w_doto;
if (chunk == 0)
chunk = 1;
} else if (n == 0) {
chunk = curwp->w_doto;
curwp->w_doto = 0;
} else if (n > 0) {
chunk = llength(curwp->w_dotp)-curwp->w_doto+1;
chunk = llength(curwp->w_dotp) - curwp->w_doto + 1;
nextp = lforw(curwp->w_dotp);
while (--n) {
if (nextp == curbp->b_linep)
return (FALSE);
chunk += llength(nextp)+1;
chunk += llength(nextp) + 1;
nextp = lforw(nextp);
}
} else {
mlwrite("neg kill");
return (FALSE);
}
return(ldelete(chunk, TRUE));
return (ldelete(chunk, TRUE));
}
setmode(f, n) /* prompt and set an editor mode */
setmode(f, n)
/* prompt and set an editor mode */
int f, n; /* default and argument */
{
@ -835,8 +846,8 @@ int f, n; /* default and argument */
#endif
}
delmode(f, n) /* prompt and delete an editor mode */
delmode(f, n)
/* prompt and delete an editor mode */
int f, n; /* default and argument */
{
@ -847,8 +858,8 @@ int f, n; /* default and argument */
#endif
}
setgmode(f, n) /* prompt and set a global editor mode */
setgmode(f, n)
/* prompt and set a global editor mode */
int f, n; /* default and argument */
{
@ -859,8 +870,8 @@ int f, n; /* default and argument */
#endif
}
delgmode(f, n) /* prompt and delete a global editor mode */
delgmode(f, n)
/* prompt and delete a global editor mode */
int f, n; /* default and argument */
{
@ -871,8 +882,8 @@ int f, n; /* default and argument */
#endif
}
adjustmode(kind, global) /* change the editor mode status */
adjustmode(kind, global)
/* change the editor mode status */
int kind; /* true = set, false = delete */
int global; /* true = global flag, false = current buffer flag */
{
@ -887,9 +898,9 @@ int global; /* true = global flag, false = current buffer flag */
/* build the proper prompt string */
if (global)
strcpy(prompt,"Global mode to ");
strcpy(prompt, "Global mode to ");
else
strcpy(prompt,"Mode to ");
strcpy(prompt, "Mode to ");
if (kind == TRUE)
strcat(prompt, "add: ");
@ -900,7 +911,7 @@ int global; /* true = global flag, false = current buffer flag */
status = mlreply(prompt, cbuf, NPAT - 1);
if (status != TRUE)
return(status);
return (status);
/* make it uppercase */
@ -916,24 +927,21 @@ int global; /* true = global flag, false = current buffer flag */
/* test it first against the colors we know */
#if PKCODE & IBMPC
for (i=0; i<=NCOLORS; i++) {
for (i = 0; i <= NCOLORS; i++) {
#else
for (i=0; i<NCOLORS; i++) {
for (i = 0; i < NCOLORS; i++) {
#endif
if (strcmp(cbuf, cname[i]) == 0) {
/* finding the match, we set the color */
#if COLOR
if (uflag)
{
if (uflag) {
if (global)
gfcolor = i;
#if PKCODE == 0
else
#endif
curwp->w_fcolor = i;
}
else
{
} else {
if (global)
gbcolor = i;
#if PKCODE == 0
@ -945,13 +953,13 @@ int global; /* true = global flag, false = current buffer flag */
curwp->w_flag |= WFCOLR;
#endif
mlerase();
return(TRUE);
return (TRUE);
}
}
/* test it against the modes we know */
for (i=0; i < NUMMODES; i++) {
for (i = 0; i < NUMMODES; i++) {
if (strcmp(cbuf, modename[i]) == 0) {
/* finding a match, we process it */
if (kind == TRUE)
@ -959,8 +967,7 @@ int global; /* true = global flag, false = current buffer flag */
gmode |= (1 << i);
else
curbp->b_mode |= (1 << i);
else
if (global)
else if (global)
gmode &= ~(1 << i);
else
curbp->b_mode &= ~(1 << i);
@ -968,12 +975,12 @@ int global; /* true = global flag, false = current buffer flag */
if (global == 0)
upmode();
mlerase(); /* erase the junk */
return(TRUE);
return (TRUE);
}
}
mlwrite("No such mode!");
return(FALSE);
return (FALSE);
}
/* This function simply clears the message line,
@ -985,7 +992,7 @@ int f, n; /* arguments ignored */
{
mlforce("");
return(TRUE);
return (TRUE);
}
/* This function writes a string on the message line
@ -1000,10 +1007,11 @@ int f, n; /* arguments ignored */
register char *np; /* ptr into nbuf */
register int status;
char buf[NPAT]; /* buffer to recieve message into */
char nbuf[NPAT*2]; /* buffer to expand string into */
char nbuf[NPAT * 2]; /* buffer to expand string into */
if ((status = mlreply("Message to write: ", buf, NPAT - 1)) != TRUE)
return(status);
if ((status =
mlreply("Message to write: ", buf, NPAT - 1)) != TRUE)
return (status);
/* expand all '%' to "%%" so mlwrite won't expect arguments */
sp = buf;
@ -1017,7 +1025,7 @@ int f, n; /* arguments ignored */
/* write the message out */
mlforce(nbuf);
return(TRUE);
return (TRUE);
}
#if CFENCE
@ -1048,13 +1056,33 @@ int f, n; /* not used */
/* setup proper matching fence */
switch (ch) {
case '(': ofence = ')'; sdir = FORWARD; break;
case '{': ofence = '}'; sdir = FORWARD; break;
case '[': ofence = ']'; sdir = FORWARD; break;
case ')': ofence = '('; sdir = REVERSE; break;
case '}': ofence = '{'; sdir = REVERSE; break;
case ']': ofence = '['; sdir = REVERSE; break;
default: TTbeep(); return(FALSE);
case '(':
ofence = ')';
sdir = FORWARD;
break;
case '{':
ofence = '}';
sdir = FORWARD;
break;
case '[':
ofence = ']';
sdir = FORWARD;
break;
case ')':
ofence = '(';
sdir = REVERSE;
break;
case '}':
ofence = '{';
sdir = REVERSE;
break;
case ']':
ofence = '[';
sdir = REVERSE;
break;
default:
TTbeep();
return (FALSE);
}
/* set up for scan */
@ -1089,14 +1117,14 @@ int f, n; /* not used */
else
forwchar(FALSE, 1);
curwp->w_flag |= WFMOVE;
return(TRUE);
return (TRUE);
}
/* restore the current position */
curwp->w_dotp = oldlp;
curwp->w_doto = oldoff;
TTbeep();
return(FALSE);
return (FALSE);
}
#endif
@ -1164,58 +1192,57 @@ char ch; /* fence type to match against */
/* restore the current position */
curwp->w_dotp = oldlp;
curwp->w_doto = oldoff;
return(TRUE);
return (TRUE);
}
istring(f, n) /* ask for and insert a string into the current
istring(f, n)
/* ask for and insert a string into the current
buffer at the current point */
int f, n; /* ignored arguments */
{
register int status; /* status return code */
char tstring[NPAT+1]; /* string to add */
char tstring[NPAT + 1]; /* string to add */
/* ask for string to insert */
status = mlreplyt("String to insert<META>: ", tstring, NPAT, metac);
status =
mlreplyt("String to insert<META>: ", tstring, NPAT, metac);
if (status != TRUE)
return(status);
return (status);
if (f == FALSE)
n = 1;
if (n < 0)
n = - n;
n = -n;
/* insert it */
while (n-- && (status = linstr(tstring)))
;
return(status);
while (n-- && (status = linstr(tstring)));
return (status);
}
ovstring(f, n) /* ask for and overwite a string into the current
ovstring(f, n)
/* ask for and overwite a string into the current
buffer at the current point */
int f, n; /* ignored arguments */
{
register int status; /* status return code */
char tstring[NPAT+1]; /* string to add */
char tstring[NPAT + 1]; /* string to add */
/* ask for string to insert */
status = mlreplyt("String to overwrite<META>: ", tstring, NPAT, metac);
status =
mlreplyt("String to overwrite<META>: ", tstring, NPAT, metac);
if (status != TRUE)
return(status);
return (status);
if (f == FALSE)
n = 1;
if (n < 0)
n = - n;
n = -n;
/* insert it */
while (n-- && (status = lover(tstring)))
;
return(status);
while (n-- && (status = lover(tstring)));
return (status);
}

55
region.c
View File

@ -24,11 +24,11 @@ killregion(f, n)
register int s;
REGION region;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if ((s=getregion(&region)) != TRUE)
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if ((s = getregion(&region)) != TRUE)
return (s);
if ((lastflag&CFKILL) == 0) /* This is a kill type */
if ((lastflag & CFKILL) == 0) /* This is a kill type */
kdelete(); /* command, so do magic */
thisflag |= CFKILL; /* kill buffer stuff. */
curwp->w_dotp = region.r_linep;
@ -49,21 +49,21 @@ copyregion(f, n)
register int s;
REGION region;
if ((s=getregion(&region)) != TRUE)
if ((s = getregion(&region)) != TRUE)
return (s);
if ((lastflag&CFKILL) == 0) /* Kill type command. */
if ((lastflag & CFKILL) == 0) /* Kill type command. */
kdelete();
thisflag |= CFKILL;
linep = region.r_linep; /* Current line. */
loffs = region.r_offset; /* Current offset. */
while (region.r_size--) {
if (loffs == llength(linep)) { /* End of line. */
if ((s=kinsert('\n')) != TRUE)
if ((s = kinsert('\n')) != TRUE)
return (s);
linep = lforw(linep);
loffs = 0;
} else { /* Middle of line. */
if ((s=kinsert(lgetc(linep, loffs))) != TRUE)
if ((s = kinsert(lgetc(linep, loffs))) != TRUE)
return (s);
++loffs;
}
@ -88,9 +88,9 @@ lowerregion(f, n)
register int s;
REGION region;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if ((s=getregion(&region)) != TRUE)
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if ((s = getregion(&region)) != TRUE)
return (s);
lchange(WFHARD);
linep = region.r_linep;
@ -101,8 +101,8 @@ lowerregion(f, n)
loffs = 0;
} else {
c = lgetc(linep, loffs);
if (c>='A' && c<='Z')
lputc(linep, loffs, c+'a'-'A');
if (c >= 'A' && c <= 'Z')
lputc(linep, loffs, c + 'a' - 'A');
++loffs;
}
}
@ -125,9 +125,9 @@ upperregion(f, n)
register int s;
REGION region;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if ((s=getregion(&region)) != TRUE)
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if ((s = getregion(&region)) != TRUE)
return (s);
lchange(WFHARD);
linep = region.r_linep;
@ -138,8 +138,8 @@ upperregion(f, n)
loffs = 0;
} else {
c = lgetc(linep, loffs);
if (c>='a' && c<='z')
lputc(linep, loffs, c-'a'+'A');
if (c >= 'a' && c <= 'z')
lputc(linep, loffs, c - 'a' + 'A');
++loffs;
}
}
@ -173,31 +173,33 @@ register REGION *rp;
rp->r_linep = curwp->w_dotp;
if (curwp->w_doto < curwp->w_marko) {
rp->r_offset = curwp->w_doto;
rp->r_size = (long)(curwp->w_marko-curwp->w_doto);
rp->r_size =
(long) (curwp->w_marko - curwp->w_doto);
} else {
rp->r_offset = curwp->w_marko;
rp->r_size = (long)(curwp->w_doto-curwp->w_marko);
rp->r_size =
(long) (curwp->w_doto - curwp->w_marko);
}
return (TRUE);
}
blp = curwp->w_dotp;
bsize = (long)curwp->w_doto;
bsize = (long) curwp->w_doto;
flp = curwp->w_dotp;
fsize = (long)(llength(flp)-curwp->w_doto+1);
while (flp!=curbp->b_linep || lback(blp)!=curbp->b_linep) {
fsize = (long) (llength(flp) - curwp->w_doto + 1);
while (flp != curbp->b_linep || lback(blp) != curbp->b_linep) {
if (flp != curbp->b_linep) {
flp = lforw(flp);
if (flp == curwp->w_markp) {
rp->r_linep = curwp->w_dotp;
rp->r_offset = curwp->w_doto;
rp->r_size = fsize+curwp->w_marko;
rp->r_size = fsize + curwp->w_marko;
return (TRUE);
}
fsize += llength(flp)+1;
fsize += llength(flp) + 1;
}
if (lback(blp) != curbp->b_linep) {
blp = lback(blp);
bsize += llength(blp)+1;
bsize += llength(blp) + 1;
if (blp == curwp->w_markp) {
rp->r_linep = blp;
rp->r_offset = curwp->w_marko;
@ -209,4 +211,3 @@ register REGION *rp;
mlwrite("Bug: lost mark");
return (FALSE);
}

572
search.c
View File

File diff suppressed because it is too large Load Diff

136
spawn.c
View File

@ -49,7 +49,7 @@ spawncli(f, n)
/* don't allow this command if restricted */
if (restflag)
return(resterr());
return (resterr());
#if VMS
movecursor(term.t_nrow, 0); /* In last line. */
@ -61,7 +61,7 @@ spawncli(f, n)
mlputs("\r\n(Returning from DCL)\r\n");
TTflush();
sleep(1);
return(TRUE);
return (TRUE);
#endif
#if MSDOS & (MSC | TURBO)
movecursor(term.t_nrow, 0); /* Seek to last line. */
@ -70,7 +70,7 @@ spawncli(f, n)
shellprog("");
TTkopen();
sgarbf = TRUE;
return(TRUE);
return (TRUE);
#endif
#if V7 | USG | BSD
movecursor(term.t_nrow, 0); /* Seek to last line. */
@ -95,17 +95,17 @@ spawncli(f, n)
* -lbt
*/
chg_width = term.t_ncol;
chg_height = term.t_nrow+1;
chg_height = term.t_nrow + 1;
term.t_nrow = term.t_ncol = 0;
#endif
return(TRUE);
return (TRUE);
#endif
}
#if BSD | __hpux | SVR4
bktoshell() /* suspend MicroEMACS and wait to wake up */
{
bktoshell()
{ /* suspend MicroEMACS and wait to wake up */
int pid;
vttidy();
@ -136,10 +136,10 @@ spawn(f, n)
/* don't allow this command if restricted */
if (restflag)
return(resterr());
return (resterr());
#if VMS
if ((s=mlreply("!", line, NLINE)) != TRUE)
if ((s = mlreply("!", line, NLINE)) != TRUE)
return (s);
movecursor(term.t_nrow, 0);
TTflush();
@ -153,8 +153,8 @@ spawn(f, n)
return (s);
#endif
#if MSDOS
if ((s=mlreply("!", line, NLINE)) != TRUE)
return(s);
if ((s = mlreply("!", line, NLINE)) != TRUE)
return (s);
movecursor(term.t_nrow, 0);
TTkclose();
shellprog(line);
@ -168,7 +168,7 @@ spawn(f, n)
return (TRUE);
#endif
#if V7 | USG | BSD
if ((s=mlreply("!", line, NLINE)) != TRUE)
if ((s = mlreply("!", line, NLINE)) != TRUE)
return (s);
TTflush();
TTclose(); /* stty to old modes */
@ -180,8 +180,7 @@ spawn(f, n)
if (clexec == FALSE) {
mlputs("(End)"); /* Pause. */
TTflush();
while ((s = tgetc()) != '\r' && s != ' ')
;
while ((s = tgetc()) != '\r' && s != ' ');
mlputs("\r\n");
}
TTkopen();
@ -197,17 +196,16 @@ spawn(f, n)
*/
execprg(f, n)
{
register int s;
char line[NLINE];
/* don't allow this command if restricted */
if (restflag)
return(resterr());
return (resterr());
#if VMS
if ((s=mlreply("!", line, NLINE)) != TRUE)
if ((s = mlreply("!", line, NLINE)) != TRUE)
return (s);
TTflush();
s = sys(line); /* Run the command. */
@ -219,8 +217,8 @@ execprg(f, n)
#endif
#if MSDOS
if ((s=mlreply("$", line, NLINE)) != TRUE)
return(s);
if ((s = mlreply("$", line, NLINE)) != TRUE)
return (s);
movecursor(term.t_nrow, 0);
TTkclose();
execprog(line);
@ -235,7 +233,7 @@ execprg(f, n)
#endif
#if V7 | USG | BSD
if ((s=mlreply("!", line, NLINE)) != TRUE)
if ((s = mlreply("!", line, NLINE)) != TRUE)
return (s);
TTputc('\n'); /* Already have '\r' */
TTflush();
@ -245,8 +243,7 @@ execprg(f, n)
TTopen();
mlputs("(End)"); /* Pause. */
TTflush();
while ((s = tgetc()) != '\r' && s != ' ')
;
while ((s = tgetc()) != '\r' && s != ' ');
sgarbf = TRUE;
return (TRUE);
#endif
@ -276,31 +273,33 @@ pipecmd(f, n)
/* don't allow this command if restricted */
if (restflag)
return(resterr());
return (resterr());
#if MSDOS
if ((tmp = getenv("TMP")) == NULL && (tmp = getenv("TEMP")) == NULL)
if ((tmp = getenv("TMP")) == NULL
&& (tmp = getenv("TEMP")) == NULL)
strcpy(filnam, "command");
else {
strcpy(filnam, tmp);
len = strlen(tmp);
if (len <= 0 || filnam[len-1] != '\\' && filnam[len-1] != '/')
strcat(filnam,"\\");
strcat(filnam,"command");
if (len <= 0 || filnam[len - 1] != '\\'
&& filnam[len - 1] != '/')
strcat(filnam, "\\");
strcat(filnam, "command");
}
#endif
#if VMS
mlwrite("Not available under VMS");
return(FALSE);
return (FALSE);
#endif
/* get the command to pipe in */
if ((s=mlreply("@", line, NLINE)) != TRUE)
return(s);
if ((s = mlreply("@", line, NLINE)) != TRUE)
return (s);
/* get rid of the command output buffer if it exists */
if ((bp=bfind(bname, FALSE, 0)) != FALSE) {
if ((bp = bfind(bname, FALSE, 0)) != FALSE) {
/* try to make sure we are off screen */
wp = wheadp;
while (wp != NULL) {
@ -320,12 +319,11 @@ pipecmd(f, n)
}
if (zotbuf(bp) != TRUE)
return(FALSE);
return (FALSE);
}
#if MSDOS
strcat(line," >>");
strcat(line,filnam);
strcat(line, " >>");
strcat(line, filnam);
movecursor(term.t_nrow, 0);
TTkclose();
shellprog(line);
@ -342,8 +340,8 @@ pipecmd(f, n)
#if V7 | USG | BSD
TTflush();
TTclose(); /* stty to old modes */
strcat(line,">");
strcat(line,filnam);
strcat(line, ">");
strcat(line, filnam);
system(line);
TTopen();
TTflush();
@ -352,15 +350,15 @@ pipecmd(f, n)
#endif
if (s != TRUE)
return(s);
return (s);
/* split the current window to make room for the command output */
if (splitwind(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
/* and read the stuff in */
if (getfile(filnam, FALSE) == FALSE)
return(FALSE);
return (FALSE);
/* make this window in VIEW mode, update all mode lines */
curwp->w_bufp->b_mode |= MDVIEW;
@ -372,7 +370,7 @@ pipecmd(f, n)
/* and get rid of the temporary file */
unlink(filnam);
return(TRUE);
return (TRUE);
}
/*
@ -380,7 +378,6 @@ pipecmd(f, n)
* Bound to ^X #
*/
filter(f, n)
{
register int s; /* return status from CLI */
register BUFFER *bp; /* pointer to buffer to zot */
@ -393,19 +390,19 @@ filter(f, n)
/* don't allow this command if restricted */
if (restflag)
return(resterr());
return (resterr());
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
#if VMS
mlwrite("Not available under VMS");
return(FALSE);
return (FALSE);
#endif
/* get the filter name and its args */
if ((s=mlreply("#", line, NLINE)) != TRUE)
return(s);
if ((s = mlreply("#", line, NLINE)) != TRUE)
return (s);
/* setup the proper file names */
bp = curbp;
@ -416,11 +413,10 @@ filter(f, n)
if (writeout(filnam1) != TRUE) {
mlwrite("(Cannot write filter file)");
strcpy(bp->b_fname, tmpnam);
return(FALSE);
return (FALSE);
}
#if MSDOS
strcat(line," <fltinp >fltout");
strcat(line, " <fltinp >fltout");
movecursor(term.t_nrow - 1, 0);
TTkclose();
shellprog(line);
@ -433,7 +429,7 @@ filter(f, n)
TTputc('\n'); /* Already have '\r' */
TTflush();
TTclose(); /* stty to old modes */
strcat(line," <fltinp >fltout");
strcat(line, " <fltinp >fltout");
system(line);
TTopen();
TTflush();
@ -442,12 +438,12 @@ filter(f, n)
#endif
/* on failure, escape gracefully */
if (s != TRUE || (readin(filnam2,FALSE) == FALSE)) {
if (s != TRUE || (readin(filnam2, FALSE) == FALSE)) {
mlwrite("(Execution failed)");
strcpy(bp->b_fname, tmpnam);
unlink(filnam1);
unlink(filnam2);
return(s);
return (s);
}
/* reset file name */
@ -457,7 +453,7 @@ filter(f, n)
/* and get rid of the temporary file */
unlink(filnam1);
unlink(filnam2);
return(TRUE);
return (TRUE);
}
#if VMS
@ -478,7 +474,7 @@ register char *cmd;
status = SYS$QIOW(EFN, iochan, IO$_SETMODE, iosb, 0, 0,
oldmode, sizeof(oldmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL)
if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL)
return (FALSE);
cdscp = NULL; /* Assume DCL. */
if (cmd != NULL) { /* Build descriptor. */
@ -493,9 +489,9 @@ register char *cmd;
substatus = status;
status = SYS$QIOW(EFN, iochan, IO$_SETMODE, iosb, 0, 0,
newmode, sizeof(newmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL)
if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL)
return (FALSE);
if ((substatus&STS$M_SUCCESS) == 0) /* Command failed. */
if ((substatus & STS$M_SUCCESS) == 0) /* Command failed. */
return (FALSE);
return (TRUE);
}
@ -521,11 +517,11 @@ char *cmd; /* Incoming command line to execute */
regs.h.ah = 0x37; /* get setting data */
regs.h.al = 0x00; /* get switch character */
intdos(&regs, &regs);
swchar = (char)regs.h.dl;
swchar = (char) regs.h.dl;
/* get name of system shell */
if ((shell = getenv("COMSPEC")) == NULL) {
return(FALSE); /* No shell located */
return (FALSE); /* No shell located */
}
/* trim leading whitespace off the command */
@ -543,9 +539,9 @@ char *cmd; /* Incoming command line to execute */
comline[strlen(comline)] = swchar;
strcat(comline, "c ");
strcat(comline, cmd);
return(execprog(comline));
return (execprog(comline));
} else
return(execprog(shell));
return (execprog(shell));
}
/* EXECPROG: A function to execute a named program
@ -581,16 +577,16 @@ char *cmd; /* Incoming command line to execute */
/* and parse out the command tail */
while (*cmd && ((*cmd == ' ') || (*cmd == '\t')))
++cmd;
*tail = (char)(strlen(cmd)); /* record the byte length */
*tail = (char) (strlen(cmd)); /* record the byte length */
strcpy(&tail[1], cmd);
strcat(&tail[1], "\r");
/* look up the program on the path trying various extentions */
if ((sp = flook(prog, TRUE)) == NULL)
if ((sp = flook(strcat(prog, ".exe"), TRUE)) == NULL) {
strcpy(&prog[strlen(prog)-4], ".com");
strcpy(&prog[strlen(prog) - 4], ".com");
if ((sp = flook(prog, TRUE)) == NULL)
return(FALSE);
return (FALSE);
}
strcpy(prog, sp);
@ -606,10 +602,10 @@ char *cmd; /* Incoming command line to execute */
/* and make the call */
regs.h.ah = 0x4b; /* EXEC Load or Execute a Program */
regs.h.al = 0x00; /* load end execute function subcode */
segreg.ds = ((unsigned long)(prog) >> 16); /* program name ptr */
regs.x.dx = (unsigned int)(prog);
segreg.es = ((unsigned long)(&pblock) >> 16); /* set up param block ptr */
regs.x.bx = (unsigned int)(&pblock);
segreg.ds = ((unsigned long) (prog) >> 16); /* program name ptr */
regs.x.dx = (unsigned int) (prog);
segreg.es = ((unsigned long) (&pblock) >> 16); /* set up param block ptr */
regs.x.bx = (unsigned int) (&pblock);
#if TURBO | MSC
intdosx(&regs, &regs, &segreg);
if (regs.x.cflag == 0) {
@ -623,6 +619,6 @@ char *cmd; /* Incoming command line to execute */
rval = -_doserrno; /* failed child call */
#endif
#endif
return((rval < 0) ? FALSE : TRUE);
return ((rval < 0) ? FALSE : TRUE);
}
#endif

92
tcap.c
View File

@ -107,7 +107,6 @@ TERM term = {
};
tcapopen()
{
char *getenv();
char *t, *p, *tgetstr();
@ -117,37 +116,36 @@ tcapopen()
int int_col, int_row;
#if PKCODE && USE_BROKEN_OPTIMIZATION
if (! term_init_ok)
{
if (!term_init_ok) {
#endif
if ((tv_stype = getenv("TERM")) == NULL)
{
if ((tv_stype = getenv("TERM")) == NULL) {
puts("Environment variable TERM not defined!");
exit(1);
}
if ((tgetent(tcbuf, tv_stype)) != 1)
{
sprintf(err_str, "Unknown terminal type %s!", tv_stype);
if ((tgetent(tcbuf, tv_stype)) != 1) {
sprintf(err_str, "Unknown terminal type %s!",
tv_stype);
puts(err_str);
exit(1);
}
/* Get screen size from system, or else from termcap. */
getscreensize(&int_col, &int_row);
term.t_nrow = int_row-1;
term.t_nrow = int_row - 1;
term.t_ncol = int_col;
if ((term.t_nrow <= 0) && (term.t_nrow=(short)tgetnum("li")-1) == -1){
if ((term.t_nrow <= 0)
&& (term.t_nrow = (short) tgetnum("li") - 1) == -1) {
puts("termcap entry incomplete (lines)");
exit(1);
}
if ((term.t_ncol <= 0) && (term.t_ncol=(short)tgetnum("co")) == -1){
if ((term.t_ncol <= 0)
&& (term.t_ncol = (short) tgetnum("co")) == -1) {
puts("Termcap entry incomplete (columns)");
exit(1);
}
#ifdef SIGWINCH
term.t_mrow = MAXROW;
term.t_mcol = MAXCOL;
@ -157,7 +155,7 @@ tcapopen()
#endif
p = tcapbuf;
t = tgetstr("pc", &p);
if(t)
if (t)
PC = *t;
else
PC = 0;
@ -180,8 +178,7 @@ tcapopen()
TE = tgetstr("te", &p);
#endif
if(CL == NULL || CM == NULL || UP == NULL)
{
if (CL == NULL || CM == NULL || UP == NULL) {
puts("Incomplete termcap entry\n");
exit(1);
}
@ -206,8 +203,7 @@ tcapopen()
}
#endif
if (p >= &tcapbuf[TCAPSLEN])
{
if (p >= &tcapbuf[TCAPSLEN]) {
puts("Terminal description too big!\n");
exit(1);
}
@ -221,7 +217,6 @@ tcapopen()
#if PKCODE
tcapclose()
{
putpad(tgoto(CM, 0, term.t_nrow));
putpad(TE);
@ -231,7 +226,6 @@ tcapclose()
#endif
tcapkopen()
{
#if PKCODE
putpad(TI);
@ -241,7 +235,6 @@ tcapkopen()
}
tcapkclose()
{
}
@ -261,8 +254,8 @@ tcapeeop()
putpad(CL);
}
tcaprev(state) /* change reverse video status */
tcaprev(state)
/* change reverse video status */
int state; /* FALSE = normal video, TRUE = reverse video */
{
@ -270,32 +263,31 @@ int state; /* FALSE = normal video, TRUE = reverse video */
if (state) {
if (SO != NULL)
putpad(SO);
} else
if (SE != NULL)
} else if (SE != NULL)
putpad(SE);
}
tcapcres() /* change screen resolution */
{
return(TRUE);
tcapcres()
{ /* change screen resolution */
return (TRUE);
}
#if SCROLLCODE
/* move howmanylines lines starting at from to to */
tcapscroll_reg(from,to,howmanylines)
tcapscroll_reg(from, to, howmanylines)
{
int i;
if (to == from) return;
if (to == from)
return;
if (to < from) {
tcapscrollregion(to, from + howmanylines - 1);
tcapmove(from + howmanylines - 1,0);
tcapmove(from + howmanylines - 1, 0);
for (i = from - to; i > 0; i--)
putpad(SF);
} else { /* from < to */
tcapscrollregion(from, to + howmanylines - 1);
tcapmove(from,0);
tcapmove(from, 0);
for (i = to - from; i > 0; i--)
putpad(SR);
}
@ -303,29 +295,30 @@ tcapscroll_reg(from,to,howmanylines)
}
/* move howmanylines lines starting at from to to */
tcapscroll_delins(from,to,howmanylines)
tcapscroll_delins(from, to, howmanylines)
{
int i;
if (to == from) return;
if (to == from)
return;
if (to < from) {
tcapmove(to,0);
tcapmove(to, 0);
for (i = from - to; i > 0; i--)
putpad(DL);
tcapmove(to+howmanylines,0);
tcapmove(to + howmanylines, 0);
for (i = from - to; i > 0; i--)
putpad(AL);
} else {
tcapmove(from+howmanylines,0);
tcapmove(from + howmanylines, 0);
for (i = to - from; i > 0; i--)
putpad(DL);
tcapmove(from,0);
tcapmove(from, 0);
for (i = to - from; i > 0; i--)
putpad(AL);
}
}
/* cs is set up just like cm, so we use tgoto... */
tcapscrollregion(top,bot)
tcapscrollregion(top, bot)
{
ttputc(PC);
putpad(tgoto(CS, bot, top));
@ -333,19 +326,18 @@ tcapscrollregion(top,bot)
#endif
spal(dummy) /* change palette string */
{
spal(dummy)
{ /* change palette string */
/* Does nothing here */
}
#if COLOR
tcapfcol() /* no colors here, ignore this */
{
tcapfcol()
{ /* no colors here, ignore this */
}
tcapbcol() /* no colors here, ignore this */
{
tcapbcol()
{ /* no colors here, ignore this */
}
#endif
@ -368,13 +360,13 @@ char *str;
#if FNLABEL
fnclabel(f, n) /* label a function key */
int f,n; /* default flag, numeric argument [unused] */
fnclabel(f, n)
/* label a function key */
int f, n; /* default flag, numeric argument [unused] */
{
/* on machines with no function keys...don't bother */
return(TRUE);
return (TRUE);
}
#endif
#else

89
termio.c
View File

@ -64,14 +64,17 @@ struct sgttyb nstate; /* values for editor mode */
struct tchars otchars; /* Saved terminal special character set */
#if XONXOFF
struct tchars ntchars = { 0xff, 0xff, 0x11, 0x13, 0xff, 0xff };
/* A lot of nothing and XON/XOFF */
#else
struct tchars ntchars = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
/* A lot of nothing */
#endif
#if BSD & PKCODE
struct ltchars oltchars; /* Saved terminal local special character set */
struct ltchars nltchars = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
/* A lot of nothing */
#endif
@ -115,7 +118,7 @@ ttopen()
odsc.dsc$a_pointer = &oname[0];
odsc.dsc$w_length = sizeof(oname);
status = LIB$SYS_TRNLOG(&idsc, &odsc.dsc$w_length, &odsc);
if (status!=SS$_NORMAL && status!=SS$_NOTRAN)
if (status != SS$_NORMAL && status != SS$_NOTRAN)
exit(status);
if (oname[0] == 0x1B) {
odsc.dsc$a_pointer += 4;
@ -127,21 +130,21 @@ ttopen()
exit(status);
status = SYS$QIOW(EFN, iochan, IO$_SENSEMODE, iosb, 0, 0,
oldmode, sizeof(oldmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL)
if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL)
exit(status);
newmode[0] = oldmode[0];
newmode[1] = oldmode[1] | TT$M_NOECHO;
#if XONXOFF
#else
newmode[1] &= ~(TT$M_TTSYNC|TT$M_HOSTSYNC);
newmode[1] &= ~(TT$M_TTSYNC | TT$M_HOSTSYNC);
#endif
newmode[2] = oldmode[2] | TT2$M_PASTHRU;
status = SYS$QIOW(EFN, iochan, IO$_SETMODE, iosb, 0, 0,
newmode, sizeof(newmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL)
if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL)
exit(status);
term.t_nrow = (newmode[1]>>24) - 1;
term.t_ncol = newmode[0]>>16;
term.t_nrow = (newmode[1] >> 24) - 1;
term.t_ncol = newmode[0] >> 16;
#endif
@ -170,7 +173,7 @@ ttopen()
#else
ioctl(0, TCSETA, &ntermio); /* and activate them */
#endif
kbdflgs = fcntl( 0, F_GETFL, 0 );
kbdflgs = fcntl(0, F_GETFL, 0);
kbdpoll = FALSE;
#endif
@ -178,11 +181,11 @@ ttopen()
gtty(0, &ostate); /* save old state */
gtty(0, &nstate); /* get base of new state */
#if XONXOFF
nstate.sg_flags |= (CBREAK|TANDEM);
nstate.sg_flags |= (CBREAK | TANDEM);
#else
nstate.sg_flags |= RAW;
#endif
nstate.sg_flags &= ~(ECHO|CRMOD); /* no echo for now... */
nstate.sg_flags &= ~(ECHO | CRMOD); /* no echo for now... */
stty(0, &nstate); /* set mode */
ioctl(0, TIOCGETC, &otchars); /* Save old characters */
ioctl(0, TIOCSETC, &ntchars); /* Place new character into K */
@ -194,8 +197,8 @@ ttopen()
/* provide a smaller terminal output buffer so that
the type ahead detection works better (more often) */
setbuffer(stdout, &tobuf[0], TBUFSIZ);
signal(SIGTSTP,SIG_DFL); /* set signals so that we can */
signal(SIGCONT,rtfrmshell); /* suspend & restart emacs */
signal(SIGTSTP, SIG_DFL); /* set signals so that we can */
signal(SIGCONT, rtfrmshell); /* suspend & restart emacs */
#endif
#endif
@ -203,8 +206,8 @@ ttopen()
/* provide a smaller terminal output buffer so that
the type ahead detection works better (more often) */
setvbuf(stdout, &tobuf[0], _IOFBF, TBUFSIZ);
signal(SIGTSTP,SIG_DFL); /* set signals so that we can */
signal(SIGCONT,rtfrmshell); /* suspend & restart emacs */
signal(SIGTSTP, SIG_DFL); /* set signals so that we can */
signal(SIGCONT, rtfrmshell); /* suspend & restart emacs */
TTflush();
#endif /* __hpux */
@ -228,7 +231,7 @@ ttclose()
ttflush();
status = SYS$QIOW(EFN, iochan, IO$_SETMODE, iosb, 0, 0,
oldmode, sizeof(oldmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL)
if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL)
exit(status);
status = SYS$DASSGN(iochan);
if (status != SS$_NORMAL)
@ -295,7 +298,8 @@ ttflush()
status = SS$_NORMAL;
if (nobuf != 0) {
status = SYS$QIOW(EFN, iochan, IO$_WRITELBLK|IO$M_NOFORMAT,
status =
SYS$QIOW(EFN, iochan, IO$_WRITELBLK | IO$M_NOFORMAT,
iosb, 0, 0, obuf, nobuf, 0, 0, 0, 0);
if (status == SS$_NORMAL)
status = iosb[0] & 0xFFFF;
@ -346,23 +350,24 @@ ttgetc()
ibufi = 0;
term[0] = 0;
term[1] = 0;
status = SYS$QIOW(EFN, iochan, IO$_READLBLK|IO$M_TIMED,
status = SYS$QIOW(EFN, iochan, IO$_READLBLK | IO$M_TIMED,
iosb, 0, 0, ibuf, NIBUF, 0, term, 0, 0);
if (status != SS$_NORMAL)
exit(status);
status = iosb[0] & 0xFFFF;
if (status!=SS$_NORMAL && status!=SS$_TIMEOUT &&
status!=SS$_DATAOVERUN)
if (status != SS$_NORMAL && status != SS$_TIMEOUT &&
status != SS$_DATAOVERUN)
exit(status);
nibuf = (iosb[0]>>16) + (iosb[1]>>16);
nibuf = (iosb[0] >> 16) + (iosb[1] >> 16);
if (nibuf == 0) {
status = SYS$QIOW(EFN, iochan, IO$_READLBLK,
iosb, 0, 0, ibuf, 1, 0, term, 0, 0);
iosb, 0, 0, ibuf, 1, 0, term, 0,
0);
if (status != SS$_NORMAL
|| (status = (iosb[0]&0xFFFF)) != SS$_NORMAL)
|| (status = (iosb[0] & 0xFFFF)) != SS$_NORMAL)
if (status != SS$_DATAOVERUN)
exit(status);
nibuf = (iosb[0]>>16) + (iosb[1]>>16);
nibuf = (iosb[0] >> 16) + (iosb[1] >> 16);
}
}
return (ibuf[ibufi++] & 0xFF); /* Allow multinational */
@ -375,32 +380,30 @@ ttgetc()
if (nxtchar >= 0) {
c = nxtchar;
nxtchar = -1;
return(c);
return (c);
}
/* call the dos to get a char */
rg.h.ah = 7; /* dos Direct Console Input call */
intdos(&rg, &rg);
c = rg.h.al; /* grab the char */
return(c & 255);
return (c & 255);
#endif
#if V7 | BSD
return(255 & fgetc(stdin)); /* 8BIT P.K. */
return (255 & fgetc(stdin)); /* 8BIT P.K. */
#endif
#if USG
if( kbdqp )
if (kbdqp)
kbdqp = FALSE;
else
{
if( kbdpoll && fcntl( 0, F_SETFL, kbdflgs ) < 0 )
else {
if (kbdpoll && fcntl(0, F_SETFL, kbdflgs) < 0)
return FALSE;
kbdpoll = FALSE;
while (read(0, &kbdq, 1) != 1)
;
while (read(0, &kbdq, 1) != 1);
}
return ( kbdq & 255 );
return (kbdq & 255);
#endif
}
@ -410,40 +413,38 @@ ttgetc()
*/
typahead()
{
#if MSDOS & (MSC | TURBO)
if (kbhit() != 0)
return(TRUE);
return (TRUE);
else
return(FALSE);
return (FALSE);
#endif
#if BSD
int x; /* holds # of pending chars */
return((ioctl(0,FIONREAD,&x) < 0) ? 0 : x);
return ((ioctl(0, FIONREAD, &x) < 0) ? 0 : x);
#endif
#if PKCODE & VMS
return(ibufi < nibuf);
return (ibufi < nibuf);
#endif
#if USG
if( !kbdqp )
{
if( !kbdpoll && fcntl( 0, F_SETFL, kbdflgs | O_NDELAY ) < 0 )
return(FALSE);
if (!kbdqp) {
if (!kbdpoll && fcntl(0, F_SETFL, kbdflgs | O_NDELAY) < 0)
return (FALSE);
#if PKCODE
kbdpoll = 1;
#endif
kbdqp = (1 == read( 0, &kbdq, 1 ));
kbdqp = (1 == read(0, &kbdq, 1));
}
return ( kbdqp );
return (kbdqp);
#endif
#if !UNIX & !VMS & !MSDOS
return(FALSE);
return (FALSE);
#endif
}
#endif

72
vmsvt.c
View File

@ -34,8 +34,8 @@ int vmsfcol(), vmsbcol();
#endif
/** SMG stuff **/
static char * begin_reverse, * end_reverse, * erase_to_end_line;
static char * erase_whole_display;
static char *begin_reverse, *end_reverse, *erase_to_end_line;
static char *erase_whole_display;
static int termtype;
#define SMG$K_BEGIN_REVERSE 0x1bf
@ -61,10 +61,12 @@ TERM term = {
#else
24 - 1, /* Max number of rows allowable */
#endif
/* Filled in */ - 1, /* Current number of rows used */
/* Filled in */ -1,
/* Current number of rows used */
MAXCOL, /* Max number of columns */
/* Filled in */ 0, /* Current number of columns */
64, /* Min margin for extended lines*/
/* Filled in */ 0,
/* Current number of columns */
64, /* Min margin for extended lines */
8, /* Size of scroll region */
100, /* # times thru update to pause */
vmsopen, /* Open terminal at the start */
@ -95,7 +97,7 @@ TERM term = {
* Nothing returned
***/
ttputs(string)
char * string; /* String to write */
char *string; /* String to write */
{
if (string)
while (*string != '\0')
@ -117,7 +119,7 @@ int col; /* Column position */
static int request_code = SMG$K_SET_CURSOR_ABS;
static int max_buffer_length = sizeof(buffer);
static int arg_list[3] = { 2 };
register char * cp;
register char *cp;
register int i;
@ -133,10 +135,11 @@ int col; /* Column position */
&max_buffer_length, /* Maximum buffer length */
&ret_length, /* Return length */
buffer, /* Capability data buffer */
arg_list) /* Argument list array */
arg_list)
/* Argument list array */
/* We'll know soon enough if this doesn't work */
& 1) == 0) {
&1) == 0) {
ttputs("OOPS");
return;
}
@ -150,18 +153,19 @@ int col; /* Column position */
#if SCROLLCODE
vmsscroll_reg(from,to,howmany)
vmsscroll_reg(from, to, howmany)
{
int i;
if (to == from) return;
if (to == from)
return;
if (to < from) {
vmsscrollregion(to, from + howmany - 1);
vmsmove(from + howmany - 1,0);
vmsmove(from + howmany - 1, 0);
for (i = from - to; i > 0; i--)
ttputs(scroll_forward);
} else { /* from < to */
vmsscrollregion(from, to + howmany - 1);
vmsmove(from,0);
vmsmove(from, 0);
for (i = to - from; i > 0; i--)
ttputs(scroll_reverse);
}
@ -177,7 +181,7 @@ int bot; /* Bottom position */
static int request_code = SMG$K_SET_SCROLL_REGION;
static int max_buffer_length = sizeof(buffer);
static int arg_list[3] = { 2 };
register char * cp;
register char *cp;
register int i;
@ -193,10 +197,11 @@ int bot; /* Bottom position */
&max_buffer_length, /* Maximum buffer length */
&ret_length, /* Return length */
buffer, /* Capability data buffer */
arg_list) /* Argument list array */
arg_list)
/* Argument list array */
/* We'll know soon enough if this doesn't work */
& 1) == 0) {
&1) == 0) {
ttputs("OOPS");
return;
}
@ -295,12 +300,12 @@ vmsbeep()
* Returns: Escape sequence
* NULL No escape sequence available
***/
char * vmsgetstr(request_code)
char *vmsgetstr(request_code)
int request_code; /* Request code */
{
register char * result;
register char *result;
static char seq_storage[1024];
static char * buffer = seq_storage;
static char *buffer = seq_storage;
static int arg_list[2] = { 1, 1 };
int max_buffer_length, ret_length;
@ -313,25 +318,25 @@ int request_code; /* Request code */
if ((smg$get_term_data( /* Get terminal data */
&termtype, /* Terminal table address */
&request_code, /* Request code */
&max_buffer_length,/* Maximum buffer length */
&max_buffer_length, /* Maximum buffer length */
&ret_length, /* Return length */
buffer, /* Capability data buffer */
arg_list) /* Argument list array */
arg_list)
/* Argument list array */
/* If this doesn't work, try again with no arguments */
& 1) == 0 &&
(smg$get_term_data( /* Get terminal data */
&1) == 0 && (smg$get_term_data( /* Get terminal data */
&termtype, /* Terminal table address */
&request_code, /* Request code */
&max_buffer_length,/* Maximum buffer length */
&max_buffer_length, /* Maximum buffer length */
&ret_length, /* Return length */
buffer) /* Capability data buffer */
buffer)
/* Capability data buffer */
/* Return NULL pointer if capability is not available */
& 1) == 0)
&1) == 0)
return NULL;
/* Check for empty result */
@ -385,7 +390,7 @@ vmsgtty()
/* Assign input to a channel */
status = sys$assign(&devnam, &fd, 0, 0);
if ((status & 1) == 0)
exit (status);
exit(status);
/* Get terminal characteristics */
status = sys$qiow( /* Queue and wait */
@ -421,7 +426,8 @@ vmsopen()
vmsgtty();
if (tc.t_type == TT$_UNKNOWN) {
printf("Terminal type is unknown!\n");
printf("Try set your terminal type with SET TERMINAL/INQUIRE\n");
printf
("Try set your terminal type with SET TERMINAL/INQUIRE\n");
printf("Or get help on SET TERMINAL/DEVICE_TYPE\n");
exit(3);
}
@ -488,10 +494,10 @@ vmskclose()
***/
#if FNLABEL
fnclabel(f, n) /* label a function key */
int f,n; /* default flag, numeric argument [unused] */
int f, n; /* default flag, numeric argument [unused] */
{
/* on machines with no function keys...don't bother */
return(TRUE);
return (TRUE);
}
#endif

43
vt52.c
View File

@ -54,8 +54,8 @@ extern int vt52bcol();
* terminal I/O code.
*/
TERM term = {
NROW-1,
NROW-1,
NROW - 1,
NROW - 1,
NCOL,
NCOL,
MARGIN,
@ -87,8 +87,8 @@ vt52move(row, col)
{
ttputc(ESC);
ttputc('Y');
ttputc(row+BIAS);
ttputc(col+BIAS);
ttputc(row + BIAS);
ttputc(col + BIAS);
}
vt52eeol()
@ -103,33 +103,31 @@ vt52eeop()
ttputc('J');
}
vt52rev(status) /* set the reverse video state */
vt52rev(status)
/* set the reverse video state */
int status; /* TRUE = reverse video, FALSE = normal video */
{
/* can't do this here, so we won't */
}
vt52cres() /* change screen resolution - (not here though) */
{
return(TRUE);
vt52cres()
{ /* change screen resolution - (not here though) */
return (TRUE);
}
spal() /* change palette string */
{
spal()
{ /* change palette string */
/* Does nothing here */
}
#if COLOR
vt52fcol() /* set the forground color [NOT IMPLIMENTED] */
{
vt52fcol()
{ /* set the forground color [NOT IMPLIMENTED] */
}
vt52bcol() /* set the background color [NOT IMPLIMENTED] */
{
vt52bcol()
{ /* set the background color [NOT IMPLIMENTED] */
}
#endif
@ -160,30 +158,27 @@ vt52open()
}
vt52kopen()
{
}
vt52kclose()
{
}
#if FNLABEL
fnclabel(f, n) /* label a function key */
int f,n; /* default flag, numeric argument [unused] */
fnclabel(f, n)
/* label a function key */
int f, n; /* default flag, numeric argument [unused] */
{
/* on machines with no function keys...don't bother */
return(TRUE);
return (TRUE);
}
#endif
#else
vt52hello()
{
}

169
window.c
View File

@ -16,30 +16,29 @@
* redisplay code does). With no argument it defaults to 0. Bound to M-!.
*/
reposition(f, n)
{
{
if (f == FALSE) /* default to 0 to center screen */
n = 0;
curwp->w_force = n;
curwp->w_flag |= WFFORCE;
return (TRUE);
}
}
/*
* Refresh the screen. With no argument, it just does the refresh. With an
* argument it recenters "." in the current window. Bound to "C-L".
*/
refresh(f, n)
{
{
if (f == FALSE)
sgarbf = TRUE;
else
{
else {
curwp->w_force = 0; /* Center dot. */
curwp->w_flag |= WFFORCE;
}
return (TRUE);
}
}
/*
* The command make the next window (next => down the screen) the current
@ -79,10 +78,9 @@ int f, n; /* default flag and numeric argument */
wp = wp->w_wndp;
} else {
mlwrite("Window number out of range");
return(FALSE);
return (FALSE);
}
} else
if ((wp = curwp->w_wndp) == NULL)
} else if ((wp = curwp->w_wndp) == NULL)
wp = wheadp;
curwp = wp;
curbp = wp->w_bufp;
@ -103,7 +101,7 @@ prevwind(f, n)
/* if we have an argument, we mean the nth window from the bottom */
if (f)
return(nextwind(f, -n));
return (nextwind(f, -n));
wp1 = wheadp;
wp2 = curwp;
@ -144,30 +142,26 @@ int n;
* "C-X C-P".
*/
mvupwind(f, n)
int n;
int n;
{
{
register LINE *lp;
register int i;
lp = curwp->w_linep;
if (n < 0)
{
while (n++ && lp!=curbp->b_linep)
if (n < 0) {
while (n++ && lp != curbp->b_linep)
lp = lforw(lp);
}
else
{
while (n-- && lback(lp)!=curbp->b_linep)
} else {
while (n-- && lback(lp) != curbp->b_linep)
lp = lback(lp);
}
curwp->w_linep = lp;
curwp->w_flag |= WFHARD; /* Mode line is OK. */
for (i = 0; i < curwp->w_ntrows; ++i)
{
for (i = 0; i < curwp->w_ntrows; ++i) {
if (lp == curwp->w_dotp)
return (TRUE);
if (lp == curbp->b_linep)
@ -176,7 +170,7 @@ mvupwind(f, n)
}
lp = curwp->w_linep;
i = curwp->w_ntrows/2;
i = curwp->w_ntrows / 2;
while (i-- && lp != curbp->b_linep)
lp = lforw(lp);
@ -184,7 +178,7 @@ mvupwind(f, n)
curwp->w_dotp = lp;
curwp->w_doto = 0;
return (TRUE);
}
}
/*
* This command makes the current window the only window on the screen. Bound
@ -223,14 +217,14 @@ onlywind(f, n)
}
lp = curwp->w_linep;
i = curwp->w_toprow;
while (i!=0 && lback(lp)!=curbp->b_linep) {
while (i != 0 && lback(lp) != curbp->b_linep) {
--i;
lp = lback(lp);
}
curwp->w_toprow = 0;
curwp->w_ntrows = term.t_nrow-1;
curwp->w_ntrows = term.t_nrow - 1;
curwp->w_linep = lp;
curwp->w_flag |= WFMODE|WFHARD;
curwp->w_flag |= WFMODE | WFHARD;
return (TRUE);
}
@ -239,7 +233,7 @@ onlywind(f, n)
* or, if it is the top window, the window below. Bound to C-X 0.
*/
delwind(f,n)
delwind(f, n)
int f, n; /* arguments are ignored for this command */
@ -251,7 +245,7 @@ int f, n; /* arguments are ignored for this command */
/* if there is only one window, don't delete it */
if (wheadp->w_wndp == NULL) {
mlwrite("Can not delete this window");
return(FALSE);
return (FALSE);
}
/* find window before curwp in linked list */
@ -275,7 +269,7 @@ int f, n; /* arguments are ignored for this command */
wp = wp->w_wndp;
}
if (wp == NULL)
return(FALSE);
return (FALSE);
wp->w_toprow = 0;
wp->w_ntrows += target;
} else {
@ -287,7 +281,7 @@ int f, n; /* arguments are ignored for this command */
wp = wp->w_wndp;
}
if (wp == NULL)
return(FALSE);
return (FALSE);
wp->w_ntrows += 1 + curwp->w_ntrows;
}
@ -302,13 +296,13 @@ int f, n; /* arguments are ignored for this command */
wheadp = curwp->w_wndp;
else
lwp->w_wndp = curwp->w_wndp;
free((char *)curwp);
free((char *) curwp);
curwp = wp;
wp->w_flag |= WFHARD;
curbp = wp->w_bufp;
cknewwindow();
upmode();
return(TRUE);
return (TRUE);
}
/*
@ -355,8 +349,8 @@ int f, n; /* default flag and numeric argument */
wp->w_fcolor = gfcolor;
wp->w_bcolor = gbcolor;
#endif
ntru = (curwp->w_ntrows-1) / 2; /* Upper size */
ntrl = (curwp->w_ntrows-1) - ntru; /* Lower size */
ntru = (curwp->w_ntrows - 1) / 2; /* Upper size */
ntrl = (curwp->w_ntrows - 1) - ntru; /* Lower size */
lp = curwp->w_linep;
ntrd = 0;
while (lp != curwp->w_dotp) {
@ -371,7 +365,7 @@ int f, n; /* default flag and numeric argument */
curwp->w_ntrows = ntru;
wp->w_wndp = curwp->w_wndp;
curwp->w_wndp = wp;
wp->w_toprow = curwp->w_toprow+ntru+1;
wp->w_toprow = curwp->w_toprow + ntru + 1;
wp->w_ntrows = ntrl;
} else { /* Old is lower window */
wp1 = NULL;
@ -395,8 +389,8 @@ int f, n; /* default flag and numeric argument */
}
curwp->w_linep = lp; /* Adjust the top lines */
wp->w_linep = lp; /* if necessary. */
curwp->w_flag |= WFMODE|WFHARD;
wp->w_flag |= WFMODE|WFHARD;
curwp->w_flag |= WFMODE | WFHARD;
wp->w_flag |= WFMODE | WFHARD;
return (TRUE);
}
@ -418,7 +412,7 @@ enlargewind(f, n)
mlwrite("Only one window");
return (FALSE);
}
if ((adjwp=curwp->w_wndp) == NULL) {
if ((adjwp = curwp->w_wndp) == NULL) {
adjwp = wheadp;
while (adjwp->w_wndp != curwp)
adjwp = adjwp->w_wndp;
@ -429,13 +423,13 @@ enlargewind(f, n)
}
if (curwp->w_wndp == adjwp) { /* Shrink below. */
lp = adjwp->w_linep;
for (i=0; i<n && lp!=adjwp->w_bufp->b_linep; ++i)
for (i = 0; i < n && lp != adjwp->w_bufp->b_linep; ++i)
lp = lforw(lp);
adjwp->w_linep = lp;
adjwp->w_toprow += n;
} else { /* Shrink above. */
lp = curwp->w_linep;
for (i=0; i<n && lback(lp)!=curbp->b_linep; ++i)
for (i = 0; i < n && lback(lp) != curbp->b_linep; ++i)
lp = lback(lp);
curwp->w_linep = lp;
curwp->w_toprow -= n;
@ -443,11 +437,11 @@ enlargewind(f, n)
curwp->w_ntrows += n;
adjwp->w_ntrows -= n;
#if SCROLLCODE
curwp->w_flag |= WFMODE|WFHARD|WFINS;
adjwp->w_flag |= WFMODE|WFHARD|WFKILLS;
curwp->w_flag |= WFMODE | WFHARD | WFINS;
adjwp->w_flag |= WFMODE | WFHARD | WFKILLS;
#else
curwp->w_flag |= WFMODE|WFHARD;
adjwp->w_flag |= WFMODE|WFHARD;
curwp->w_flag |= WFMODE | WFHARD;
adjwp->w_flag |= WFMODE | WFHARD;
#endif
return (TRUE);
}
@ -469,7 +463,7 @@ shrinkwind(f, n)
mlwrite("Only one window");
return (FALSE);
}
if ((adjwp=curwp->w_wndp) == NULL) {
if ((adjwp = curwp->w_wndp) == NULL) {
adjwp = wheadp;
while (adjwp->w_wndp != curwp)
adjwp = adjwp->w_wndp;
@ -480,13 +474,14 @@ shrinkwind(f, n)
}
if (curwp->w_wndp == adjwp) { /* Grow below. */
lp = adjwp->w_linep;
for (i=0; i<n && lback(lp)!=adjwp->w_bufp->b_linep; ++i)
for (i = 0; i < n && lback(lp) != adjwp->w_bufp->b_linep;
++i)
lp = lback(lp);
adjwp->w_linep = lp;
adjwp->w_toprow -= n;
} else { /* Grow above. */
lp = curwp->w_linep;
for (i=0; i<n && lp!=curbp->b_linep; ++i)
for (i = 0; i < n && lp != curbp->b_linep; ++i)
lp = lforw(lp);
curwp->w_linep = lp;
curwp->w_toprow += n;
@ -494,11 +489,11 @@ shrinkwind(f, n)
curwp->w_ntrows -= n;
adjwp->w_ntrows += n;
#if SCROLLCODE
curwp->w_flag |= WFMODE|WFHARD|WFKILLS;
adjwp->w_flag |= WFMODE|WFHARD|WFINS;
curwp->w_flag |= WFMODE | WFHARD | WFKILLS;
adjwp->w_flag |= WFMODE | WFHARD | WFINS;
#else
curwp->w_flag |= WFMODE|WFHARD;
adjwp->w_flag |= WFMODE|WFHARD;
curwp->w_flag |= WFMODE | WFHARD;
adjwp->w_flag |= WFMODE | WFHARD;
#endif
return (TRUE);
}
@ -514,16 +509,16 @@ int f, n; /* default flag and numeric argument */
/* must have a non-default argument, else ignore call */
if (f == FALSE)
return(TRUE);
return (TRUE);
/* find out what to do */
clines = curwp->w_ntrows;
/* already the right size? */
if (clines == n)
return(TRUE);
return (TRUE);
return(enlargewind(TRUE, n - clines));
return (enlargewind(TRUE, n - clines));
}
/*
@ -531,8 +526,7 @@ int f, n; /* default flag and numeric argument */
* Pick the uppermost window that isn't the current window. An LRU algorithm
* might be better. Return a pointer, or NULL on error.
*/
WINDOW *
wpopup()
WINDOW *wpopup()
{
register WINDOW *wp;
@ -540,37 +534,33 @@ wpopup()
&& splitwind(FALSE, 0) == FALSE) /* and it won't split */
return (NULL);
wp = wheadp; /* Find window to use */
while (wp!=NULL && wp==curwp)
while (wp != NULL && wp == curwp)
wp = wp->w_wndp;
return (wp);
}
scrnextup(f, n) /* scroll the next window up (back) a page */
{
scrnextup(f, n)
{ /* scroll the next window up (back) a page */
nextwind(FALSE, 1);
backpage(f, n);
prevwind(FALSE, 1);
}
scrnextdw(f, n) /* scroll the next window down (forward) a page */
{
scrnextdw(f, n)
{ /* scroll the next window down (forward) a page */
nextwind(FALSE, 1);
forwpage(f, n);
prevwind(FALSE, 1);
}
savewnd(f, n) /* save ptr to current window */
{
savewnd(f, n)
{ /* save ptr to current window */
swindow = curwp;
return(TRUE);
return (TRUE);
}
restwnd(f, n) /* restore the saved screen */
{
restwnd(f, n)
{ /* restore the saved screen */
register WINDOW *wp;
/* find the window */
@ -586,11 +576,11 @@ restwnd(f, n) /* restore the saved screen */
}
mlwrite("(No such window exists)");
return(FALSE);
return (FALSE);
}
newsize(f, n) /* resize the screen, re-writing the screen */
newsize(f, n)
/* resize the screen, re-writing the screen */
int f; /* default flag */
int n; /* numeric argument */
@ -607,11 +597,11 @@ int n; /* numeric argument */
/* make sure it's in range */
if (n < 3 || n > term.t_mrow + 1) {
mlwrite("%%Screen size out of range");
return(FALSE);
return (FALSE);
}
if (term.t_nrow == n - 1)
return(TRUE);
return (TRUE);
else if (term.t_nrow < n - 1) {
/* go to the last window */
@ -621,7 +611,7 @@ int n; /* numeric argument */
/* and enlarge it as needed */
wp->w_ntrows = n - wp->w_toprow - 2;
wp->w_flag |= WFHARD|WFMODE;
wp->w_flag |= WFHARD | WFMODE;
} else {
@ -652,15 +642,16 @@ int n; /* numeric argument */
lastwp->w_wndp = NULL;
/* free the structure */
free((char *)wp);
free((char *) wp);
wp = NULL;
} else {
/* need to change this window size? */
lastline = wp->w_toprow + wp->w_ntrows - 1;
if (lastline >= n - 2) {
wp->w_ntrows = n - wp->w_toprow - 2;
wp->w_flag |= WFHARD|WFMODE;
wp->w_ntrows =
n - wp->w_toprow - 2;
wp->w_flag |= WFHARD | WFMODE;
}
}
@ -671,11 +662,11 @@ int n; /* numeric argument */
/* screen is garbage */
term.t_nrow = n - 1;
sgarbf = TRUE;
return(TRUE);
return (TRUE);
}
newwidth(f, n) /* resize the screen, re-writing the screen */
newwidth(f, n)
/* resize the screen, re-writing the screen */
int f; /* default flag */
int n; /* numeric argument */
@ -689,7 +680,7 @@ int n; /* numeric argument */
/* make sure it's in range */
if (n < 10 || n > term.t_mcol) {
mlwrite("%%Screen width out of range");
return(FALSE);
return (FALSE);
}
/* otherwise, just re-width it (no big deal) */
@ -705,12 +696,11 @@ int n; /* numeric argument */
}
sgarbf = TRUE;
return(TRUE);
return (TRUE);
}
int getwpos() /* get screen offset of current line in current window */
{
int getwpos()
{ /* get screen offset of current line in current window */
register int sline; /* screen line from top of window */
register LINE *lp; /* scannile line pointer */
@ -723,11 +713,10 @@ int getwpos() /* get screen offset of current line in current window */
}
/* and return the value */
return(sline);
return (sline);
}
cknewwindow()
{
execute(META|SPEC|'X', FALSE, 1);
execute(META | SPEC | 'X', FALSE, 1);
}

129
word.c
View File

@ -29,7 +29,7 @@ int n; /* numeric argument */
/* backup from the <NL> 1 char */
if (!backchar(0, 1))
return(FALSE);
return (FALSE);
/* back up until we aren't in a word,
make sure there is a break in the line */
@ -38,28 +38,28 @@ int n; /* numeric argument */
&& (c != '\t')) {
cnt++;
if (!backchar(0, 1))
return(FALSE);
return (FALSE);
/* if we make it to the beginning, start a new line */
if (curwp->w_doto == 0) {
gotoeol(FALSE, 0);
return(lnewline());
return (lnewline());
}
}
/* delete the forward white space */
if (!forwdel(0, 1))
return(FALSE);
return (FALSE);
/* put in a end of line */
if (!lnewline())
return(FALSE);
return (FALSE);
/* and past the first word */
while (cnt-- > 0) {
if (forwchar(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
}
return(TRUE);
return (TRUE);
}
/*
@ -105,7 +105,7 @@ forwword(f, n)
return (FALSE);
}
}
return(TRUE);
return (TRUE);
}
/*
@ -117,8 +117,8 @@ upperword(f, n)
{
register int c;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
while (n--) {
@ -131,9 +131,9 @@ upperword(f, n)
#if PKCODE
if (islower(c)) {
#else
if (c>='a' && c<='z') {
if (c >= 'a' && c <= 'z') {
#endif
c -= 'a'-'A';
c -= 'a' - 'A';
lputc(curwp->w_dotp, curwp->w_doto, c);
lchange(WFHARD);
}
@ -153,8 +153,8 @@ lowerword(f, n)
{
register int c;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
while (n--) {
@ -167,9 +167,9 @@ lowerword(f, n)
#if PKCODE
if (isupper(c)) {
#else
if (c>='A' && c<='Z') {
if (c >= 'A' && c <= 'Z') {
#endif
c += 'a'-'A';
c += 'a' - 'A';
lputc(curwp->w_dotp, curwp->w_doto, c);
lchange(WFHARD);
}
@ -190,8 +190,8 @@ capword(f, n)
{
register int c;
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (n < 0)
return (FALSE);
while (n--) {
@ -204,9 +204,9 @@ capword(f, n)
#if PKCODE
if (islower(c)) {
#else
if (c>='a' && c<='z') {
if (c >= 'a' && c <= 'z') {
#endif
c -= 'a'-'A';
c -= 'a' - 'A';
lputc(curwp->w_dotp, curwp->w_doto, c);
lchange(WFHARD);
}
@ -217,10 +217,11 @@ capword(f, n)
#if PKCODE
if (isupper(c)) {
#else
if (c>='A' && c<='Z') {
if (c >= 'A' && c <= 'Z') {
#endif
c += 'a'-'A';
lputc(curwp->w_dotp, curwp->w_doto, c);
c += 'a' - 'A';
lputc(curwp->w_dotp, curwp->w_doto,
c);
lchange(WFHARD);
}
if (forwchar(FALSE, 1) == FALSE)
@ -245,15 +246,15 @@ delfword(f, n)
long size; /* # of chars to delete */
/* don't allow this command if we are in read only mode */
if (curbp->b_mode&MDVIEW)
return(rdonly());
if (curbp->b_mode & MDVIEW)
return (rdonly());
/* ignore the command if there is a negative argument */
if (n < 0)
return (FALSE);
/* Clear the kill buffer if last command wasn't a kill */
if ((lastflag&CFKILL) == 0)
if ((lastflag & CFKILL) == 0)
kdelete();
thisflag |= CFKILL; /* this command is a kill */
@ -267,7 +268,7 @@ delfword(f, n)
/* get us into a word.... */
while (inword() == FALSE) {
if (forwchar(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
++size;
}
@ -275,7 +276,7 @@ delfword(f, n)
/* skip one word, no whitespace! */
while (inword() == TRUE) {
if (forwchar(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
++size;
}
} else {
@ -285,14 +286,14 @@ delfword(f, n)
/* if we are at EOL; skip to the beginning of the next */
while (curwp->w_doto == llength(curwp->w_dotp)) {
if (forwchar(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
++size;
}
/* move forward till we are at the end of the word */
while (inword() == TRUE) {
if (forwchar(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
++size;
}
@ -300,15 +301,15 @@ delfword(f, n)
if (n != 0)
while (inword() == FALSE) {
if (forwchar(FALSE, 1) == FALSE)
return(FALSE);
return (FALSE);
++size;
}
}
/* skip whitespace and newlines */
while ((curwp->w_doto == llength(curwp->w_dotp)) ||
((c = lgetc(curwp->w_dotp, curwp->w_doto)) == ' ') ||
(c == '\t')) {
((c = lgetc(curwp->w_dotp, curwp->w_doto)) == ' ')
|| (c == '\t')) {
if (forwchar(FALSE, 1) == FALSE)
break;
++size;
@ -331,15 +332,15 @@ delbword(f, n)
long size;
/* don't allow this command if we are in read only mode */
if (curbp->b_mode&MDVIEW)
return(rdonly());
if (curbp->b_mode & MDVIEW)
return (rdonly());
/* ignore the command if there is a nonpositive argument */
if (n <= 0)
return (FALSE);
/* Clear the kill buffer if last command wasn't a kill */
if ((lastflag&CFKILL) == 0)
if ((lastflag & CFKILL) == 0)
kdelete();
thisflag |= CFKILL; /* this command is a kill */
@ -360,7 +361,7 @@ delbword(f, n)
}
if (forwchar(FALSE, 1) == FALSE)
return (FALSE);
bckdel: return (ldelete(size, TRUE));
bckdel:return (ldelete(size, TRUE));
}
/*
@ -377,20 +378,20 @@ inword()
#if PKCODE
if (isletter(c))
#else
if (c>='a' && c<='z')
if (c >= 'a' && c <= 'z')
return (TRUE);
if (c>='A' && c<='Z')
if (c >= 'A' && c <= 'Z')
#endif
return (TRUE);
if (c>='0' && c<='9')
if (c >= '0' && c <= '9')
return (TRUE);
return (FALSE);
}
#if WORDPRO
fillpara(f, n) /* Fill the current paragraph according to the current
fillpara(f, n)
/* Fill the current paragraph according to the current
fill column */
int f, n; /* deFault flag and Numeric argument */
{
@ -405,11 +406,11 @@ int f, n; /* deFault flag and Numeric argument */
register int dotflag; /* was the last char a period? */
char wbuf[NSTRING]; /* buffer for current word */
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (fillcol == 0) { /* no fill column set */
mlwrite("No fill column set");
return(FALSE);
return (FALSE);
}
#if PKCODE
justflag = FALSE;
@ -467,7 +468,7 @@ int f, n; /* deFault flag and Numeric argument */
}
/* and add the word in in either case */
for (i=0; i<wordlen; i++) {
for (i = 0; i < wordlen; i++) {
linsert(1, wbuf[i]);
++clength;
}
@ -480,13 +481,13 @@ int f, n; /* deFault flag and Numeric argument */
}
/* and add a last newline for the end of our new paragraph */
lnewline();
return(TRUE);
return (TRUE);
}
#if PKCODE
justpara(f, n) /* Fill the current paragraph according to the current
justpara(f, n)
/* Fill the current paragraph according to the current
fill column and cursor position */
int f, n; /* deFault flag and Numeric argument */
{
@ -501,18 +502,18 @@ int f, n; /* deFault flag and Numeric argument */
char wbuf[NSTRING]; /* buffer for current word */
int leftmarg; /* left marginal */
if (curbp->b_mode&MDVIEW) /* don't allow this command if */
return(rdonly()); /* we are in read only mode */
if (curbp->b_mode & MDVIEW) /* don't allow this command if */
return (rdonly()); /* we are in read only mode */
if (fillcol == 0) { /* no fill column set */
mlwrite("No fill column set");
return(FALSE);
return (FALSE);
}
justflag = TRUE;
leftmarg = curwp->w_doto;
if (leftmarg+10 > fillcol) {
if (leftmarg + 10 > fillcol) {
leftmarg = 0;
mlwrite("Column too narrow");
return(FALSE);
return (FALSE);
}
/* record the pointer to the line just past the EOP */
@ -565,13 +566,13 @@ int f, n; /* deFault flag and Numeric argument */
} else {
/* start a new line */
lnewline();
for (i=0; i<leftmarg; i++)
for (i = 0; i < leftmarg; i++)
linsert(1, ' ');
clength = leftmarg;
}
/* and add the word in in either case */
for (i=0; i<wordlen; i++) {
for (i = 0; i < wordlen; i++) {
linsert(1, wbuf[i]);
++clength;
}
@ -588,12 +589,12 @@ int f, n; /* deFault flag and Numeric argument */
curwp->w_doto = llength(curwp->w_dotp);
justflag = FALSE;
return(TRUE);
return (TRUE);
}
#endif
killpara(f, n) /* delete n paragraphs starting with the current one */
killpara(f, n)
/* delete n paragraphs starting with the current one */
int f; /* default flag */
int n; /* # of paras to delete */
@ -615,12 +616,12 @@ int n; /* # of paras to delete */
/* and delete it */
if ((status = killregion(FALSE, 1)) != TRUE)
return(status);
return (status);
/* and clean up the 2 extra lines */
ldelete(2L, TRUE);
}
return(TRUE);
return (TRUE);
}
@ -657,7 +658,7 @@ int f, n; /* ignored numeric arguments */
/* make sure we have a region to count */
if ((status = getregion(&region)) != TRUE)
return(status);
return (status);
lp = region.r_linep;
offset = region.r_offset;
size = region.r_size;
@ -697,7 +698,7 @@ int f, n; /* ignored numeric arguments */
/* and report on the info */
if (nwords > 0L)
avgch = (int)((100L * nchars) / nwords);
avgch = (int) ((100L * nchars) / nwords);
else
avgch = 0;
@ -712,6 +713,6 @@ int f, n; /* ignored numeric arguments */
mlwrite("Words %D Chars %D Lines %d Avg chars/word %f",
nwords, nchars, nlines + 1, avgch);
#endif
return(TRUE);
return (TRUE);
}
#endif