From 0aacee389fdb553ef9925d0135eefcb501a67726 Mon Sep 17 00:00:00 2001
From: Martin Hurton <hurtonm@gmail.com>
Date: Mon, 31 Aug 2009 11:31:32 +0200
Subject: POSIX threads don't use errno to report errors

Fix simple_semaphore to follow POSIX threads convention for reporting
errors.
---
 src/err.hpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'src/err.hpp')

diff --git a/src/err.hpp b/src/err.hpp
index 3854d8a..c1b2916 100644
--- a/src/err.hpp
+++ b/src/err.hpp
@@ -22,6 +22,7 @@
 
 #include <assert.h>
 #include <errno.h>
+#include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
 
@@ -81,10 +82,10 @@ namespace zmq
 }} while (false)
 
 // Provides convenient way to check for POSIX errors.
-#define posix_assert(x) do {\
-fprintf (stderr, "%s (%s:%d)\n", strerror (x), __FILE__, __LINE__);\
-abort ();\
-} while (false)
+#define posix_assert(x) do { if ((x)) {\
+    fprintf (stderr, "%s (%s:%d)\n", strerror (x), __FILE__, __LINE__);\
+    abort ();\
+}} while (false)
 
 // Provides convenient way to check for errors from getaddrinfo.
 #define gai_assert(x) do { if (x) {\
-- 
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