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Make sure we have a stdin, stdout and stderr.

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This commit is contained in:
Ted Lemon
2001-04-05 22:44:23 +00:00
parent 984d434c69
commit dfb6c5aa43
1 changed files with 12 additions and 2 deletions
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14
relay/dhcrelay.c
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@@ -3,7 +3,7 @@
DHCP/BOOTP Relay Agent. */
/*
* Copyright (c) 1997-2000 Internet Software Consortium.
* Copyright (c) 1997-2001 Internet Software Consortium.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -43,7 +43,7 @@
#ifndef lint
static char ocopyright[] =
"$Id: dhcrelay.c,v 1.50 2001/02/26 22:21:14 mellon Exp $ Copyright (c) 1997-2000 Internet Software Consortium. All rights reserved.\n";
"$Id: dhcrelay.c,v 1.51 2001/04/05 22:44:23 mellon Exp $ Copyright (c) 1997-2000 Internet Software Consortium. All rights reserved.\n";
#endif /* not lint */
#include "dhcpd.h"
@@ -124,6 +124,16 @@ int main (argc, argv, envp)
isc_result_t status;
char *s;
/* Make sure we have stdin, stdout and stderr. */
i = open ("/dev/null", O_RDWR);
if (i == 0)
i = open ("/dev/null", O_RDWR);
if (i == 1) {
i = open ("/dev/null", O_RDWR);
log_perror = 0; /* No sense logging to /dev/null. */
} else if (i != -1)
close (i);
#ifdef SYSLOG_4_2
openlog ("dhcrelay", LOG_NDELAY);
log_priority = LOG_DAEMON;