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backoff rev 1.36 - it's made obsolete by last rc.d changes and using

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arbitrary hard time limit for /etc/rc.shutdown is not right anyway
This commit is contained in:
jdolecek 2000-07-25 18:59:44 +00:00
parent 79e0feb179
commit 9ada2e4d0c
1 changed files with 6 additions and 64 deletions
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70
sbin/shutdown/shutdown.c
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@ -1,4 +1,4 @@
/* $NetBSD: shutdown.c,v 1.36 2000/07/20 17:33:57 jdolecek Exp $ */
/* $NetBSD: shutdown.c,v 1.37 2000/07/25 18:59:44 jdolecek Exp $ */
/*
* Copyright (c) 1988, 1990, 1993
@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1988, 1990, 1993\n\
#if 0
static char sccsid[] = "@(#)shutdown.c 8.4 (Berkeley) 4/28/95";
#else
__RCSID("$NetBSD: shutdown.c,v 1.36 2000/07/20 17:33:57 jdolecek Exp $");
__RCSID("$NetBSD: shutdown.c,v 1.37 2000/07/25 18:59:44 jdolecek Exp $");
#endif
#endif /* not lint */
@ -51,7 +51,6 @@ __RCSID("$NetBSD: shutdown.c,v 1.36 2000/07/20 17:33:57 jdolecek Exp $");
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/syslog.h>
#include <sys/wait.h>
#include <ctype.h>
#include <err.h>
@ -91,11 +90,7 @@ struct interval {
#undef M
#undef S
/* time to wait for rc.shutdown to finish - 5 minutes by default */
#define RCSHUTDOWN_TIMEOUT (5 * 60)
static time_t offset, shuttime;
static int rcshutdown_timeout = RCSHUTDOWN_TIMEOUT;
static int dofast, dohalt, doreboot, killflg, mbuflen, nofork, nosync, dodump;
static int dopowerdown;
static const char *whom;
@ -127,7 +122,7 @@ main(argc, argv)
if (geteuid())
errx(1, "NOT super-user");
#endif
while ((ch = getopt(argc, argv, "?DdfhknprT:")) != -1)
while ((ch = getopt(argc, argv, "Ddfhknpr")) != -1)
switch (ch) {
case 'd':
dodump = 1;
@ -153,11 +148,6 @@ main(argc, argv)
case 'r':
doreboot = 1;
break;
case 'T':
rcshutdown_timeout = (int) strtol(optarg, &endp, 10);
if (*endp != '\0' || rcshutdown_timeout <= 0)
errx(1, "invalid timeout value - must be positive number");
break;
case '?':
default:
usage();
@ -492,58 +482,10 @@ getoffset(timearg)
void
dorcshutdown()
{
pid_t rc_pid, outpid;
time_t end_time;
int status;
(void)printf("\r\nAbout to run shutdown hooks...\r\n");
rc_pid = fork();
switch (rc_pid) {
case -1:
/* error forking */
warn("dorcshutdown: fork");
break;
case 0:
/* child */
execl("/bin/sh", "sh", "-c", __CONCAT(". ", _PATH_RCSHUTDOWN),
NULL);
err(1, "exec of '/bin/sh -c \". %s\" failed",
_PATH_RCSHUTDOWN);
/* NOTREACHED */
break;
default:
/* parent */
end_time = time(NULL) + rcshutdown_timeout;
outpid = 0;
do {
outpid = waitpid(rc_pid, &status, WNOHANG);
if (outpid == rc_pid) {
/* child exited */
break;
} else if (outpid == 0) {
/* child not terminated yet */
sleep(2);
} else {
/* an error occurred */
warn("dorcshutdown: waitpid");
break;
}
} while(time(NULL) < end_time);
/* if rc.shutdown didn't exit within timeout, print warning */
if (outpid == 0) {
warnx("%s didn't exit within timeout %ds, killed",
_PATH_RCSHUTDOWN, rcshutdown_timeout);
}
/* if child did not exit voluntarily, kill it now */
if (outpid != rc_pid)
(void) kill(rc_pid, SIGKILL);
}
(void)printf("\r\nDone running shutdown hooks.\r\n");
(void)system(__CONCAT(". ", _PATH_RCSHUTDOWN));
(void)sleep(5); /* Give operator a chance to abort this. */
(void)printf("\r\nDone running shutdown hooks.\r\n");
}
#define FSMSG "fastboot file for fsck\n"
@ -605,6 +547,6 @@ usage()
{
(void)fprintf(stderr,
"usage: shutdown [-Ddfhknpr] [-T timeout] time [message ... | -]\n");
"usage: shutdown [-Ddfhknpr] time [message ... | -]\n");
exit(1);
}