[Spice-commits] spice/macros.h

[Frediano Ziglio]

 spice/macros.h |    4 ++++
 1 file changed, 4 insertions(+)

New commits:
commit b397eca557673240e29e60c35a2458597e95d53d
Author: Frediano Ziglio <fziglio at redhat.com>
Date:   Thu Aug 20 11:16:31 2015 +0100

    macros: fix compatibility with non-clang compilers
    
    Signed-off-by: Frediano Ziglio <fziglio at redhat.com>

diff --git a/spice/macros.h b/spice/macros.h
index 29cdf82..cd63528 100644
--- a/spice/macros.h
+++ b/spice/macros.h
@@ -47,6 +47,10 @@
 #define SPICE_GNUC_NULL_TERMINATED
 #endif
 
+#ifndef __has_feature
+#define __has_feature(x) 0  /* Compatibility with non-clang compilers. */
+#endif
+
 #if     (!defined(__clang__) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))) || \
         (defined(__clang__) && __has_feature(__alloc_size__))
 #define SPICE_GNUC_ALLOC_SIZE(x) __attribute__((__alloc_size__(x)))