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daemon() has to be called prior to file descriptor setups

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(otherwise file descriptors could be closed mistakenly)

Obtained from:	KAME
MFC after:	1 week
This commit is contained in:
ume 2003-08-17 17:29:54 +00:00
parent a83c665460
commit a89d80761c
1 changed files with 8 additions and 15 deletions
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23
usr.sbin/route6d/route6d.c
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@ -349,6 +349,14 @@ main(argc, argv)
nflag = 1;
fprintf(stderr, "No kernel update is allowed\n");
}
if (dflag == 0) {
if (daemon(0, 0) < 0) {
fatal("daemon");
/*NOTREACHED*/
}
}
openlog(progname, LOG_NDELAY|LOG_PID, LOG_DAEMON);
logopened++;
@ -389,21 +397,6 @@ main(argc, argv)
if (dflag)
ifrtdump(0);
if (dflag == 0) {
#if 1
if (daemon(0, 0) < 0) {
fatal("daemon");
/*NOTREACHED*/
}
#else
if (fork())
exit(0);
if (setsid() < 0) {
fatal("setid");
/*NOTREACHED*/
}
#endif
}
pid = getpid();
if ((pidfile = fopen(ROUTE6D_PID, "w")) != NULL) {
fprintf(pidfile, "%d\n", pid);