From: Michael Stapelberg <michael@stapelberg.de>
Date: Sun, 3 Jan 2010 20:55:22 +0000 (+0100)
Subject: Check return code of sigaction()
X-Git-Tag: 3.e~6^2~169
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=be33c8e599cab989be9b2041106625aa7eacef96;p=i3%2Fi3

Check return code of sigaction()
---

diff --git a/src/sighandler.c b/src/sighandler.c
index 8bfec493..dc551ffc 100644
--- a/src/sighandler.c
+++ b/src/sighandler.c
@@ -205,6 +205,8 @@ void setup_signal_handler() {
         action.sa_sigaction = handle_signal;
         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
         sigemptyset(&action.sa_mask);
-        sigaction(SIGSEGV, &action, NULL);
-        sigaction(SIGFPE, &action, NULL);
+
+        if (sigaction(SIGSEGV, &action, NULL) == -1 ||
+            sigaction(SIGFPE, &action, NULL) == -1)
+                ELOG("Could not setup signal handler");
 }