rfivet/uemacs
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Insure writing on message line does not exceed terminal size.

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This commit is contained in:
Renaud 2015-01-22 20:26:22 +08:00
parent daa6395128
commit 09d5907f9e
1 changed files with 63 additions and 65 deletions
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128
display.c
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@ -159,9 +159,7 @@ void vtfree(void)
*/
void vttidy(void)
{
mlerase();
movecursor(term.t_nrow, 0);
TTflush();
mlerase() ; /* ends with movecursor( term.t_nrow, 0) and TTflush() */
TTclose();
TTkclose();
#ifdef PKCODE
@ -1309,28 +1307,36 @@ void movecursor(int row, int col)
* is not considered to be part of the virtual screen. It always works
* immediately; the terminal buffer is flushed via a call to the flusher.
*/
void mlerase(void)
{
movecursor(term.t_nrow, 0);
if (discmd == FALSE)
return;
void mlerase( void) {
movecursor( term.t_nrow, 0) ;
if( discmd != FALSE) {
#if COLOR
TTforg(7);
TTbacg(0);
TTforg( 7) ;
TTbacg( 0) ;
#endif
if (eolexist == TRUE)
TTeeol();
else {
int i ;
if( eolexist == TRUE)
TTeeol() ;
else {
int i ;
for( i = 1 ; i < term.t_ncol ; i++)
TTputc(' ');
movecursor(term.t_nrow, 1); /* force the move! */
movecursor(term.t_nrow, 0);
for( i = 1 ; i < term.t_ncol ; i++)
TTputc(' ') ;
movecursor( term.t_nrow, 1) ; /* force the move! */
movecursor( term.t_nrow, 0) ;
}
mpresf = FALSE ;
}
TTflush() ;
}
static void mlputc( char c) {
if( ttcol < term.t_ncol) {
TTputc( c) ;
++ttcol ;
}
TTflush();
mpresf = FALSE;
}
/*
@ -1366,10 +1372,9 @@ void mlwrite(const char *fmt, ...)
va_start(ap, fmt);
while ((c = *fmt++) != 0) {
if (c != '%') {
TTputc(c);
++ttcol;
} else {
if (c != '%')
mlputc( c) ;
else {
c = *fmt++;
switch (c) {
case 'd':
@ -1401,8 +1406,7 @@ void mlwrite(const char *fmt, ...)
break ;
default:
TTputc(c);
++ttcol;
mlputc( c) ;
}
}
}
@ -1437,11 +1441,11 @@ void mlforce( char *s) {
* things will get screwed up a little.
*/
static void mlputs( char *s) {
int c;
int c ;
while ((c = *s++) != 0) {
TTputc(c);
++ttcol;
while( ((c = *s++) != 0) && (ttcol < term.t_ncol)) {
TTputc( c) ;
++ttcol ;
}
}
@ -1449,44 +1453,40 @@ static void mlputs( char *s) {
* Write out an integer, in the specified radix. Update the physical cursor
* position.
*/
static void mlputi(int i, int r)
{
int q;
static char hexdigits[] = "0123456789ABCDEF";
static void mlputi( int i, int r) {
int q ;
static char hexdigits[] = "0123456789ABCDEF" ;
if (i < 0) {
i = -i;
TTputc('-');
if( i < 0) {
i = -i ;
mlputc( '-') ;
}
q = i / r;
q = i / r ;
if (q != 0)
mlputi(q, r);
if( q != 0)
mlputi( q, r) ;
TTputc(hexdigits[i % r]);
++ttcol;
mlputc( hexdigits[ i % r]) ;
}
/*
* do the same except as a long integer.
*/
static void mlputli(long l, int r)
{
long q;
static void mlputli( long l, int r) {
long q ;
if (l < 0) {
l = -l;
TTputc('-');
if( l < 0) {
l = -l ;
mlputc( '-') ;
}
q = l / r;
q = l / r ;
if (q != 0)
mlputli(q, r);
if( q != 0)
mlputli( q, r) ;
TTputc((int) (l % r) + '0');
++ttcol;
mlputc( (int) (l % r) + '0') ;
}
/*
@ -1494,21 +1494,19 @@ static void mlputli(long l, int r)
*
* int s; scaled integer to output
*/
static void mlputf(int s)
{
int i; /* integer portion of number */
int f; /* fractional portion of number */
static void mlputf( int s) {
int i ; /* integer portion of number */
int f ; /* fractional portion of number */
/* break it up */
i = s / 100;
f = s % 100;
i = s / 100 ;
f = s % 100 ;
/* send out the integer portion */
mlputi(i, 10);
TTputc('.');
TTputc((f / 10) + '0');
TTputc((f % 10) + '0');
ttcol += 3;
mlputi( i, 10) ;
mlputc('.') ;
mlputc((f / 10) + '0') ;
mlputc((f % 10) + '0') ;
}
#if RAINBOW