diff options
| author |   deraadt <deraadt@openbsd.org> | 2001-01-16 23:34:41 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 2001-01-16 23:34:41 +0000 |
| commit | c0e9b3411211455b6fd14e0c5c6789b084084831 (patch) | |
| tree | bac8f257bff4be7ae74560a3dbf3a827c18a5db2 | |
| parent | use _exit() in signal handler (diff) | |
| download | wireguard-openbsd-c0e9b3411211455b6fd14e0c5c6789b084084831.tar.xz wireguard-openbsd-c0e9b3411211455b6fd14e0c5c6789b084084831.zip | |
save_errno in signal handler, in case it calls signal()
| -rw-r--r-- | usr.sbin/bootpd/bootpd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/usr.sbin/bootpd/bootpd.c b/usr.sbin/bootpd/bootpd.c index 393b5f378dc..8f19436789c 100644 --- a/usr.sbin/bootpd/bootpd.c +++ b/usr.sbin/bootpd/bootpd.c @@ -21,7 +21,7 @@ SOFTWARE. ************************************************************************/ #ifndef lint -static char rcsid[] = "$Id: bootpd.c,v 1.8 1998/12/20 21:16:49 millert Exp $"; +static char rcsid[] = "$Id: bootpd.c,v 1.9 2001/01/16 23:34:41 deraadt Exp $"; #endif /* @@ -576,6 +576,8 @@ PRIVATE void catcher(sig) int sig; { + int save_errno = errno; + if (sig == SIGHUP) do_readtab = 1; if (sig == SIGUSR1) @@ -585,6 +587,7 @@ catcher(sig) /* XXX - Should just do it the POSIX way (sigaction). */ signal(sig, catcher); #endif + save_errno = errno; } |