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Revise pipe-command.

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This commit is contained in:
Renaud 2021-09-15 11:51:12 +08:00
parent 991283b912
commit 860bace701
1 changed files with 40 additions and 49 deletions
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89
spawn.c
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@ -169,97 +169,88 @@ BINDABLE( execprg) {
/* Pipe a one line command into a window
* Bound to ^X @
* Bound to pipe-command ^X @
*/
BINDABLE( pipecmd) {
int s ; /* return status from CLI */
struct window *wp ; /* pointer to new window */
buffer_p bp ; /* pointer to buffer to zot */
window_p wp ; /* pointer to new window */
char *mlarg ;
char *line ; /* command line send to shell */
static char bname[] = "command" ;
static char filnam[ NSTRING] = "command" ;
const char filnam[] = "command" ;
/* don't allow this command if restricted */
/* don't allow this command if restricted */
if( restflag)
return resterr() ;
/* get the command to pipe in */
s = newmlarg( &mlarg, "@", 0) ;
/* get the command to pipe in */
int s = newmlarg( &mlarg, "pipe-command: ", 0) ;
if( s != TRUE)
return s ;
line = malloc( strlen( mlarg) + strlen( filnam) + 2) ;
if( line == NULL) {
char *cmdline = malloc( strlen( mlarg) + strlen( filnam) + 4) ;
if( cmdline == NULL) {
free( mlarg) ;
return FALSE ;
}
strcpy( line, mlarg) ;
strcpy( cmdline, mlarg) ;
free( mlarg) ;
strcat( cmdline, " > ") ;
strcat( cmdline, filnam) ;
/* get rid of the command output buffer if it exists */
if ((bp = bfind(bname, FALSE, 0)) != FALSE) {
/* try to make sure we are off screen */
wp = wheadp;
while (wp != NULL) {
if (wp->w_bufp == bp) {
/* get rid of the command output buffer if it exists */
buffer_p bp = bfind( filnam, FALSE, 0) ;
if( bp != NULL) {
/* try to make sure we are off screen */
for( wp = wheadp ; wp != NULL ; wp = wp->w_wndp) {
if( wp->w_bufp == bp) {
#if PKCODE
if (wp == curwp)
delwind(FALSE, 1);
if( wp == curwp)
delwind( FALSE, 1) ;
else
onlywind(FALSE, 1);
break;
onlywind( FALSE, 1) ;
break ;
#else
onlywind(FALSE, 1);
break;
onlywind( FALSE, 1) ;
break ;
#endif
}
wp = wp->w_wndp;
}
if( zotbuf( bp) != TRUE) {
free( line) ;
free( cmdline) ;
return FALSE ;
}
}
#if USG | BSD
TTflush();
TTclose(); /* stty to old modes */
TTkclose();
strcat( line, ">") ;
strcat( line, filnam) ;
ue_system( line) ;
free( line) ;
ue_system( cmdline) ;
free( cmdline) ;
TTopen();
TTkopen();
TTflush();
sgarbf = TRUE;
s = TRUE;
#else
if (s != TRUE)
if( s != TRUE)
return s;
#endif
/* split the current window to make room for the command output */
if (splitwind(FALSE, 1) == FALSE)
return FALSE;
/* split the current window to make room for the command output
** and read the stuff in */
if( splitwind( FALSE, 1) == FALSE
|| getfile( filnam, FALSE) == FALSE)
return FALSE ;
/* and read the stuff in */
if (getfile(filnam, FALSE) == FALSE)
return FALSE;
/* make this window in VIEW mode, update all mode lines */
curwp->w_bufp->b_mode |= MDVIEW ;
for( wp = wheadp ; wp != NULL ; wp = wp->w_wndp)
wp->w_flag |= WFMODE ;
/* make this window in VIEW mode, update all mode lines */
curwp->w_bufp->b_mode |= MDVIEW;
wp = wheadp;
while (wp != NULL) {
wp->w_flag |= WFMODE;
wp = wp->w_wndp;
}
/* and get rid of the temporary file */
unlink(filnam);
return TRUE;
/* and get rid of the temporary file */
unlink( filnam) ;
return TRUE ;
}