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authorGuillem Jover <guillem@hadrons.org>2011-05-25 21:27:12 +0200
committerGuillem Jover <guillem@hadrons.org>2011-05-28 10:31:07 +0200
commit87dd203c26f2828de9506da5a0073aa0f6593c9e (patch)
tree69c08741b96be1d9f1d43aca2c06ddb47ab7e661 /include/bsd/sys/cdefs.h
parentde2062873f2b90bb8d09d213931ee1150ffd6b77 (diff)
downloadlibbsd-87dd203c26f2828de9506da5a0073aa0f6593c9e.tar.gz
Define __dead2 and __pure2 to actual gcc attributes if possible
Diffstat (limited to 'include/bsd/sys/cdefs.h')
-rw-r--r--include/bsd/sys/cdefs.h12
1 files changed, 10 insertions, 2 deletions
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.