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Some adjustments, mostly from David McCullough <davidm@lineo.com> to

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make busybox be more uClinux friendly.  I also adjusted Config.h for
uClinux so it will automagically disable apps the arn't going to
work without fork() and such.
 -Erik
This commit is contained in:
Eric Andersen
2001-07-19 22:28:02 +00:00
parent 0382eb8865
commit 20aab260e2
18 changed files with 149 additions and 109 deletions
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60
miscutils/update.c
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@@ -65,46 +65,44 @@ extern int update_main(int argc, char **argv)
show_usage();
}
}
if (daemon(0, 1) < 0)
perror_msg_and_die("daemon");
pid = fork();
if (pid < 0)
return EXIT_FAILURE;
else if (pid == 0) {
/* Become a proper daemon */
setsid();
chdir("/");
/* Become a proper daemon */
setsid();
chdir("/");
#ifdef OPEN_MAX
for (pid = 0; pid < OPEN_MAX; pid++) close(pid);
for (pid = 0; pid < OPEN_MAX; pid++) close(pid);
#else
/* glibc 2.1.92 requires using sysconf(_SC_OPEN_MAX) */
for (pid = 0; pid < sysconf(_SC_OPEN_MAX); pid++) close(pid);
/* glibc 2.1.92 requires using sysconf(_SC_OPEN_MAX) */
for (pid = 0; pid < sysconf(_SC_OPEN_MAX); pid++) close(pid);
#endif
/*
* This is no longer necessary since 1.3.5x, but it will harmlessly
* exit if that is the case.
*/
/* This is no longer necessary since 1.3.5x, but it will harmlessly
* exit if that is the case.
*/
/* set the program name that will show up in a 'ps' listing */
argv[0] = "bdflush (update)";
argv[1] = NULL;
argv[2] = NULL;
for (;;) {
if (use_sync) {
sleep(sync_duration);
sync();
} else {
sleep(flush_duration);
if (bdflush(1, 0) < 0) {
openlog("update", LOG_CONS, LOG_DAEMON);
syslog(LOG_INFO,
"This kernel does not need update(8). Exiting.");
closelog();
return EXIT_SUCCESS;
}
/* set the program name that will show up in a 'ps' listing */
argv[0] = "bdflush (update)";
argv[1] = NULL;
argv[2] = NULL;
for (;;) {
if (use_sync) {
sleep(sync_duration);
sync();
} else {
sleep(flush_duration);
if (bdflush(1, 0) < 0) {
openlog("update", LOG_CONS, LOG_DAEMON);
syslog(LOG_INFO,
"This kernel does not need update(8). Exiting.");
closelog();
return EXIT_SUCCESS;
}
}
}
return EXIT_SUCCESS;
}