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Reparent the process that executes the window= command from the ttys

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to the init. This prevents zombies from being accumulated.

PR:		bin/64198
Tested by:	Eugene Grosbein <eugen at www svzserv kemerovo su>
Approved by:	kan (mentor)
MFC after:	1 month
This commit is contained in:
Konstantin Belousov 2006-06-08 14:04:36 +00:00
parent ef75316994
commit 5010c3b657
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=159402
1 changed files with 13 additions and 1 deletions
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14
sbin/init/init.c
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@ -1066,6 +1066,7 @@ start_window_system(session_t *sp)
pid_t pid;
sigset_t mask;
char term[64], *env[2];
int status;
if ((pid = fork()) == -1) {
emergency("can't fork for window system on port %s: %m",
@ -1073,9 +1074,20 @@ start_window_system(session_t *sp)
/* hope that getty fails and we can try again */
return;
}
if (pid)
{
waitpid(-1, &status, 0);
return;
}
/* reparent window process to the init to not make a zombie on exit */
if ((pid = fork()) == -1) {
emergency("can't fork for window system on port %s: %m",
sp->se_device);
_exit(1);
}
if (pid)
_exit(0);
sigemptyset(&mask);
sigprocmask(SIG_SETMASK, &mask, (sigset_t *) 0);