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Remove support for the "old" tty driver by unifdef -UOLD_TTY_DRIVER;

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many other parts of the shell are no longer compatible with this, and it
makes jobs.c quite cluttered with #ifdef's.
This commit is contained in:
Tim J. Robbins 2002-07-11 06:26:48 +00:00
parent 0d3d4c12c3
commit 17f08ec1bc
1 changed files with 0 additions and 40 deletions
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40
bin/sh/jobs.c
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@ -58,11 +58,7 @@ __FBSDID("$FreeBSD$");
#include "shell.h"
#if JOBS
#if OLD_TTY_DRIVER
#include "sgtty.h"
#else
#include <termios.h>
#endif
#undef CEOF /* syntax.h redefines this */
#endif
#include "redir.h"
@ -126,20 +122,13 @@ MKINIT int jobctl;
void
setjobctl(int on)
{
#ifdef OLD_TTY_DRIVER
int ldisc;
#endif
if (on == jobctl || rootshell == 0)
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;
@ -151,29 +140,14 @@ setjobctl(int on)
continue;
}
} while (0);
#ifdef OLD_TTY_DRIVER
if (ioctl(2, TIOCGETD, (char *)&ldisc) < 0 || ldisc != NTTYDISC) {
out2str("sh: need new tty driver to run job control; job control turned off\n");
mflag = 0;
return;
}
#endif
setsignal(SIGTSTP);
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);
@ -213,11 +187,7 @@ fgcmd(int argc __unused, char **argv)
out1c('\n');
flushout(&output);
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, (int *)NULL);
@ -772,13 +742,8 @@ forkshell(struct job *jp, union node *n, int mode)
pgrp = jp->ps[0].pid;
if (setpgid(0, pgrp) == 0 && mode == FORK_FG) {
/*** this causes superfluous TIOCSPGRPS ***/
#ifdef OLD_TTY_DRIVER
if (ioctl(2, TIOCSPGRP, (char *)&pgrp) < 0)
error("TIOCSPGRP failed, errno=%d", errno);
#else
if (tcsetpgrp(2, pgrp) < 0)
error("tcsetpgrp failed, errno=%d", errno);
#endif
}
setsignal(SIGTSTP);
setsignal(SIGTTOU);
@ -875,13 +840,8 @@ waitforjob(struct job *jp, int *origstatus)
dotrap();
#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)
setcurjob(jp);