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Reset the 'restart' flag immediately after entering the restart code,

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so that subsequent SIGHUPs are able to set it again and cause a new
restart.  This fixes a race condition when somebody sends tons of HUP
signals.
This commit is contained in:
Joey Schulze 2006-05-25 07:49:54 +00:00
parent 5851fc026b
commit ed788aeeff
1 changed files with 7 additions and 1 deletions
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8
syslogd.c
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@ -474,6 +474,12 @@ static char sccsid[] = "@(#)syslogd.c 5.27 (Berkeley) 10/10/88";
* *
* Sun Nov 7 13:47:00 CET 2004: Martin Schulze <joey@infodrom.org> * Sun Nov 7 13:47:00 CET 2004: Martin Schulze <joey@infodrom.org>
* Remove trailing newline when forwarding messages. * Remove trailing newline when forwarding messages.
*
* Thu May 25 09:47:38 CEST 2006: Martin Schulze <joey@infodrom.org>
* Reset the 'restart' flag immediately after entering the
* restart code, so that subsequent SIGHUPs are able to set it
* again and cause a new restart. This fixes a race condition
* when somebody sends tons of HUP signals.
*/ */
@ -1108,9 +1114,9 @@ int main(argc, argv)
(fd_set *) NULL, (struct timeval *) NULL); (fd_set *) NULL, (struct timeval *) NULL);
if ( restart ) if ( restart )
{ {
restart = 0;
dprintf("\nReceived SIGHUP, reloading syslogd.\n"); dprintf("\nReceived SIGHUP, reloading syslogd.\n");
init(); init();
restart = 0;
continue; continue;
} }
if (nfds == 0) { if (nfds == 0) {