From: Stefan Metzmacher <metze@samba.org>
Date: Mon, 21 Sep 2009 01:16:18 +0000 (+0200)
Subject: tevent: make sure we don't set errno within the signal handler function.
X-Git-Url: http://git.samba.org/?a=commitdiff_plain;h=d13dfbeb6c6ab5b20277439da5b95f1a7f2850eb;p=metze%2Fsamba%2Fwip.git

tevent: make sure we don't set errno within the signal handler function.

metze
---

diff --git a/lib/tevent/tevent_signal.c b/lib/tevent/tevent_signal.c
index ef9c0cf28877..0ca2a2760b03 100644
--- a/lib/tevent/tevent_signal.c
+++ b/lib/tevent/tevent_signal.c
@@ -85,6 +85,7 @@ static void tevent_common_signal_handler(int signum)
 	ssize_t res;
 	struct tevent_common_signal_list *sl;
 	struct tevent_context *ev = NULL;
+	int saved_errno = errno;
 
 	SIG_INCREMENT(sig_state->signal_count[signum]);
 	SIG_INCREMENT(sig_state->got_signal);
@@ -103,6 +104,8 @@ static void tevent_common_signal_handler(int signum)
 			ev = sl->se->event_ctx;
 		}
 	}
+
+	errno = saved_errno;
 }
 
 #ifdef SA_SIGINFO