From: Guillem Jover <guillem@hadrons.org>
Date: Wed, 25 May 2011 19:27:12 +0000 (+0200)
Subject: Define __dead2 and __pure2 to actual gcc attributes if possible
X-Git-Tag: 0.3.0~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=87dd203c26f2828de9506da5a0073aa0f6593c9e;p=thirdparty%2Flibbsd.git

Define __dead2 and __pure2 to actual gcc attributes if possible
---

diff --git a/include/bsd/sys/cdefs.h b/include/bsd/sys/cdefs.h
index 3c31b05..a1ea034 100644
--- a/include/bsd/sys/cdefs.h
+++ b/include/bsd/sys/cdefs.h
@@ -50,11 +50,19 @@
 #endif
 
 #ifndef __dead2
-# define __dead2
+# if LIBBSD_GCC_VERSION >= 0x0207
+#  define __dead2 __attribute__((__noreturn__))
+# else
+#  define __dead2
+# endif
 #endif
 
 #ifndef __pure2
-# define __pure2
+# if LIBBSD_GCC_VERSION >= 0x0207
+#  define __pure2 __attribute__((__const__))
+# else
+#  define __pure2
+# endif
 #endif
 
 /* Linux headers define a struct with a member names __unused.