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ioctl(TIOC[GS]PGRP) -> tc[gs]etpgrp()

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This commit is contained in:
mycroft 1996-09-17 14:44:05 +00:00
parent b10e5afe20
commit c65b90450d
1 changed files with 29 additions and 2 deletions
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31
bin/sh/jobs.c
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@ -1,4 +1,4 @@
/* $NetBSD: jobs.c,v 1.17 1995/07/04 16:26:45 pk Exp $ */
/* $NetBSD: jobs.c,v 1.18 1996/09/17 14:44:05 mycroft Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -40,7 +40,7 @@
#if 0
static char sccsid[] = "@(#)jobs.c 8.5 (Berkeley) 5/4/95";
#else
static char rcsid[] = "$NetBSD: jobs.c,v 1.17 1995/07/04 16:26:45 pk Exp $";
static char rcsid[] = "$NetBSD: jobs.c,v 1.18 1996/09/17 14:44:05 mycroft Exp $";
#endif
#endif /* not lint */
@ -118,7 +118,12 @@ setjobctl(on)
return;
if (on) {
do { /* while we are in the background */
#ifdef OLD_TTY_DRIVER
if (ioctl(2, TIOCGPGRP, (char *)&initialpgrp) < 0) {
#else
initialpgrp = tcgetpgrp(2);
if (initialpgrp < 0) {
#endif
out2str("sh: can't access tty; job control turned off\n");
mflag = 0;
return;
@ -141,10 +146,18 @@ setjobctl(on)
setsignal(SIGTTOU);
setsignal(SIGTTIN);
setpgid(0, rootpid);
#ifdef OLD_TTY_DRIVER
ioctl(2, TIOCSPGRP, (char *)&rootpid);
#else
tcsetpgrp(2, rootpid);
#endif
} else { /* turning job control off */
setpgid(0, initialpgrp);
#ifdef OLD_TTY_DRIVER
ioctl(2, TIOCSPGRP, (char *)&initialpgrp);
#else
tcsetpgrp(2, initialpgrp);
#endif
setsignal(SIGTSTP);
setsignal(SIGTTOU);
setsignal(SIGTTIN);
@ -181,7 +194,11 @@ fgcmd(argc, argv)
if (jp->jobctl == 0)
error("job not created under job control");
pgrp = jp->ps[0].pid;
#ifdef OLD_TTY_DRIVER
ioctl(2, TIOCSPGRP, (char *)&pgrp);
#else
tcsetpgrp(2, pgrp);
#endif
restartjob(jp);
INTOFF;
status = waitforjob(jp);
@ -579,8 +596,13 @@ forkshell(jp, n, mode)
setpgid(0, pgrp);
if (mode == FORK_FG) {
/*** this causes superfluous TIOCSPGRPS ***/
#ifdef OLD_TTY_DRIVER
if (ioctl(2, TIOCSPGRP, (char *)&pgrp) < 0)
error("TIOCSPGRP failed, errno=%d\n", errno);
#else
if (tcsetpgrp(2, pgrp) < 0)
error("tcsetpgrp failed, errno=%d\n", errno);
#endif
}
setsignal(SIGTSTP);
setsignal(SIGTTOU);
@ -673,8 +695,13 @@ waitforjob(jp)
}
#if JOBS
if (jp->jobctl) {
#ifdef OLD_TTY_DRIVER
if (ioctl(2, TIOCSPGRP, (char *)&mypgrp) < 0)
error("TIOCSPGRP failed, errno=%d\n", errno);
#else
if (tcsetpgrp(2, mypgrp) < 0)
error("tcsetpgrp failed, errno=%d\n", errno);
#endif
}
if (jp->state == JOBSTOPPED)
curjob = jp - jobtab + 1;