From: Ulrich Drepper <drepper@redhat.com>
Date: Tue, 19 Feb 2002 07:12:09 +0000 (+0000)
Subject: (sigwait): Check for old sighandler being SIG_ERR, not NULL.
X-Git-Tag: cvs/glibc-2-3~1056
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a4082e64a222c245ec6c09eae16ad7359db7c856;p=thirdparty%2Fglibc.git

(sigwait): Check for old sighandler being SIG_ERR, not NULL.
---

diff --git a/linuxthreads/signals.c b/linuxthreads/signals.c
index 5a1025ee7a2..da3ce69a4d2 100644
--- a/linuxthreads/signals.c
+++ b/linuxthreads/signals.c
@@ -198,7 +198,7 @@ int sigwait(const sigset_t * set, int * sig)
         s != __pthread_sig_cancel &&
         s != __pthread_sig_debug) {
       sigdelset(&mask, s);
-      if (sighandler[s].old == NULL ||
+      if (sighandler[s].old == (arch_sighandler_t) SIG_ERR ||
           sighandler[s].old == (arch_sighandler_t) SIG_DFL ||
           sighandler[s].old == (arch_sighandler_t) SIG_IGN) {
         sa.sa_handler = pthread_null_sighandler;