-/* $Cambridge: exim/src/src/exim.c,v 1.1 2004/10/07 10:39:01 ph10 Exp $ */
+/* $Cambridge: exim/src/src/exim.c,v 1.4 2004/10/18 09:26:02 ph10 Exp $ */
/*************************************************
* Exim - an Internet mail transport agent *
/* This function is called by millisleep() and exim_wait_tick() to wait for a
period of time that may include a fraction of a second. The coding is somewhat
-tedious...
+tedious. We do not expect setitimer() ever to fail, but if it does, the process
+will wait for ever, so we panic in this instance. (There was a case of this
+when a bug in a function that calls milliwait() caused it to pass invalid data.
+That's when I added the check. :-)
Argument: an itimerval structure containing the interval
Returns: nothing
(void)sigemptyset(&sigmask); /* Empty mask */
(void)sigaddset(&sigmask, SIGALRM); /* Add SIGALRM */
(void)sigprocmask(SIG_BLOCK, &sigmask, &old_sigmask); /* Block SIGALRM */
-(void)setitimer(ITIMER_REAL, itval, NULL); /* Start timer */
+if (setitimer(ITIMER_REAL, itval, NULL) < 0) /* Start timer */
+ log_write(0, LOG_MAIN|LOG_PANIC_DIE,
+ "setitimer() failed: %s", strerror(errno));
(void)sigfillset(&sigmask); /* All signals */
(void)sigdelset(&sigmask, SIGALRM); /* Remove SIGALRM */
(void)sigsuspend(&sigmask); /* Until SIGALRM */
extern char **environ;
-/* If the Exim user and/or group and/or the configuration file owner were
+/* If the Exim user and/or group and/or the configuration file owner/group were
defined by ref:name at build time, we must now find the actual uid/gid values.
This is a feature to make the lives of binary distributors easier. */
}
#endif
+#ifdef CONFIGURE_GROUPNAME
+if (!route_findgroup(US CONFIGURE_GROUPNAME, &config_gid))
+ {
+ fprintf(stderr, "exim: failed to find gid for group name \"%s\"\n",
+ CONFIGURE_GROUPNAME);
+ exit(EXIT_FAILURE);
+ }
+#endif
+
/* In the Cygwin environment, some initialization needs doing. It is fudged
in by means of this macro. */
strerror(errno));
rlp.rlim_cur = rlp.rlim_max = 0;
}
+
+ /* I originally chose 1000 as a nice big number that was unlikely to
+ be exceeded. It turns out that some older OS have a fixed upper limit of
+ 256. */
+
if (rlp.rlim_cur < 1000)
{
rlp.rlim_cur = rlp.rlim_max = 1000;
if (setrlimit(RLIMIT_NOFILE, &rlp) < 0)
- log_write(0, LOG_MAIN|LOG_PANIC, "setrlimit(RLIMIT_NOFILE) failed: %s",
- strerror(errno));
+ {
+ rlp.rlim_cur = rlp.rlim_max = 256;
+ if (setrlimit(RLIMIT_NOFILE, &rlp) < 0)
+ log_write(0, LOG_MAIN|LOG_PANIC, "setrlimit(RLIMIT_NOFILE) failed: %s",
+ strerror(errno));
+ }
}
#endif