From 5c8aadc590a7ce851cbbb6dd18e40b6ffcf94ba5 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 17 Sep 2013 18:38:37 +0200
Subject: [SERVER] Block signals on network threads

---
 src/server/helper.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/server/helper.c')

diff --git a/src/server/helper.c b/src/server/helper.c
index 6c0e822..8070fa0 100644
--- a/src/server/helper.c
+++ b/src/server/helper.c
@@ -4,6 +4,7 @@
 #include <stdlib.h>
 #include <assert.h>
 #include <sys/prctl.h> // For thread names
+#include <signal.h>
 
 #include "../config.h"
 
@@ -128,3 +129,14 @@ void setThreadName(char *name)
 	if ( strlen( name ) > 16 ) name[16] = '\0';
 	prctl( PR_SET_NAME, (unsigned long)name, 0, 0, 0 );
 }
+
+void blockNoncriticalSignals()
+{
+	sigset_t sigmask;
+    sigemptyset(&sigmask);
+    sigaddset(&sigmask, SIGUSR1);
+    sigaddset(&sigmask, SIGUSR2);
+    sigaddset(&sigmask, SIGHUP);
+    sigaddset(&sigmask, SIGPIPE);
+    pthread_sigmask(SIG_BLOCK, &sigmask, NULL);
+}
-- 
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