From fb80e047cc7d0b900445ca6ce38f10199dafd98b Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Mon, 12 Sep 2011 00:00:30 -0400
Subject: implement gnu sigisemptyset

---
 src/signal/sigisemptyset.c | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 src/signal/sigisemptyset.c

(limited to 'src')

diff --git a/src/signal/sigisemptyset.c b/src/signal/sigisemptyset.c
new file mode 100644
index 00000000..e2410514
--- /dev/null
+++ b/src/signal/sigisemptyset.c
@@ -0,0 +1,9 @@
+#define _GNU_SOURCE
+#include <signal.h>
+#include <string.h>
+
+int sigisemptyset(const sigset_t *set)
+{
+	static const sigset_t zeroset;
+	return !memcmp(set, &zeroset, 8);
+}
-- 
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