mirror of
https://github.com/rfivet/uemacs.git
synced 2024-11-04 19:37:18 -05:00
109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
/* execute.c -- implements execute.h */
|
|
#include "execute.h"
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include "estruct.h"
|
|
#include "bind.h"
|
|
#include "random.h"
|
|
#include "display.h"
|
|
#include "file.h"
|
|
#include "mlout.h"
|
|
#include "window.h"
|
|
|
|
int gasave = 256 ; /* global ASAVE size */
|
|
int gacount = 256 ; /* count until next ASAVE */
|
|
|
|
/*
|
|
* This is the general command execution routine. It handles the fake binding
|
|
* of all the keys to "self-insert". It also clears out the "thisflag" word,
|
|
* and arranges to move it to the "lastflag", so that the next command can
|
|
* look at it. Return the status of command.
|
|
*/
|
|
int execute(int c, int f, int n)
|
|
{
|
|
int status;
|
|
fn_t execfunc;
|
|
|
|
/* if the keystroke is a bound function...do it */
|
|
execfunc = getbind(c);
|
|
if (execfunc != NULL) {
|
|
thisflag = 0;
|
|
status = (*execfunc) (f, n);
|
|
lastflag = thisflag;
|
|
return status;
|
|
}
|
|
|
|
/*
|
|
* If a space was typed, fill column is defined, the argument is non-
|
|
* negative, wrap mode is enabled, and we are now past fill column,
|
|
* and we are not read-only, perform word wrap.
|
|
*/
|
|
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);
|
|
|
|
#if PKCODE
|
|
if ((c >= 0x20 && c <= 0x7E) /* Self inserting. */
|
|
#if IBMPC
|
|
|| (c >= 0x80 && c <= 0xFE)) {
|
|
#else
|
|
#if VMS || BSD || USG /* 8BIT P.K. */
|
|
|| (c >= 0xA0 && c <= 0x10FFFF)) {
|
|
#else
|
|
) {
|
|
#endif
|
|
#endif
|
|
#else
|
|
if ((c >= 0x20 && c <= 0xFF)) { /* Self inserting. */
|
|
#endif
|
|
if (n <= 0) { /* Fenceposts. */
|
|
lastflag = 0;
|
|
return n < 0 ? FALSE : TRUE;
|
|
}
|
|
thisflag = 0; /* For the future. */
|
|
|
|
/* if we are in overwrite mode, not at eol,
|
|
and next char is not a tab or we are at a tab stop,
|
|
delete a char forword */
|
|
if (curwp->w_bufp->b_mode & MDOVER &&
|
|
curwp->w_doto < curwp->w_dotp->l_used &&
|
|
(lgetc(curwp->w_dotp, curwp->w_doto) != '\t' ||
|
|
(curwp->w_doto) % 8 == 7))
|
|
ldelchar(1, FALSE);
|
|
|
|
/* do the appropriate insertion */
|
|
if (c == '}' && (curbp->b_mode & MDCMOD) != 0)
|
|
status = insbrace(n, c);
|
|
else if (c == '#' && (curbp->b_mode & MDCMOD) != 0)
|
|
status = inspound();
|
|
else
|
|
status = linsert(n, c);
|
|
|
|
#if CFENCE
|
|
/* check for CMODE fence matching */
|
|
if ((c == '}' || c == ')' || c == ']') &&
|
|
(curbp->b_mode & MDCMOD) != 0)
|
|
fmatch(c);
|
|
#endif
|
|
|
|
/* check auto-save mode */
|
|
if (curbp->b_mode & MDASAVE)
|
|
if (--gacount == 0) {
|
|
/* and save the file if needed */
|
|
upscreen(FALSE, 0);
|
|
filesave(FALSE, 0);
|
|
gacount = gasave;
|
|
}
|
|
|
|
lastflag = thisflag;
|
|
return status;
|
|
}
|
|
|
|
lastflag = 0 ; /* Fake last flags. */
|
|
mloutfmt( "%B(Key not bound)") ; /* Complain */
|
|
return FALSE ;
|
|
}
|
|
|