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Test that rc.shutdown exists before attempting to run it - silently

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return success if it doesn't to prevent any unwanted error msgs.
This commit is contained in:
David Nugent 1997-08-18 01:40:12 +00:00
parent ff36905c57
commit 86bf62dc4a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=28344
1 changed files with 13 additions and 1 deletions
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14
sbin/init/init.c
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@ -33,7 +33,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: init.c,v 1.25 1997/08/06 16:07:52 ache Exp $
* $Id: init.c,v 1.26 1997/08/06 16:34:51 ache Exp $
*/
#ifndef lint
@ -51,6 +51,8 @@ static char sccsid[] = "@(#)init.c 8.1 (Berkeley) 7/15/93";
#include <sys/mount.h>
#include <sys/sysctl.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <db.h>
#include <errno.h>
@ -1447,6 +1449,16 @@ runshutdown()
size_t len;
char *argv[3];
struct sigaction sa;
struct stat sb;
/*
* rc.shutdown is optional, so to prevent any unnecessary
* complaints from the shell we simply don't run it if the
* file does not exist. If the stat() here fails for other
* reasons, we'll let the shell complain.
*/
if (stat(_PATH_RUNDOWN, &sb) == -1 && errno == ENOENT)
return 0;
if ((pid = fork()) == 0) {
int fd;