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Properly detach at startup. We could be passing revoked fd's to

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child processes or starting children with no fd 0 (stdin) at all etc.
This is currently breaking on hub.freebsd.org.
This commit is contained in:
Peter Wemm 2001-03-07 10:38:46 +00:00
parent 06a9cc5bf7
commit 1db78faf47
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=73955
1 changed files with 2 additions and 12 deletions
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14
usr.sbin/cron/cron/cron.c
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@ -100,19 +100,9 @@ main(argc, argv)
# endif
(void) fprintf(stderr, "[%d] cron started\n", getpid());
} else {
switch (fork()) {
case -1:
log_it("CRON",getpid(),"DEATH","can't fork");
if (daemon(1, 0) == -1) {
log_it("CRON",getpid(),"DEATH","can't become daemon");
exit(0);
break;
case 0:
/* child process */
log_it("CRON",getpid(),"STARTUP","fork ok");
(void) setsid();
break;
default:
/* parent process should just die */
_exit(0);
}
}