From 6c1aa4fd49dab7af21902726d274e0a5a7fea8df Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sun, 22 Aug 2010 17:27:56 +0100 Subject: gallium: Define C99 restrict keyword where absent. --- src/gallium/include/pipe/p_compiler.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/src/gallium/include/pipe/p_compiler.h b/src/gallium/include/pipe/p_compiler.h index 5020599591..3d6b5b5c81 100644 --- a/src/gallium/include/pipe/p_compiler.h +++ b/src/gallium/include/pipe/p_compiler.h @@ -122,6 +122,27 @@ typedef unsigned char boolean; # endif #endif +/* + * Define the C99 restrict keyword. + * + * See also: + * - http://cellperformance.beyond3d.com/articles/2006/05/demystifying-the-restrict-keyword.html + */ +#ifndef restrict +# if (__STDC_VERSION__ >= 199901L) + /* C99 */ +# elif defined(__SUNPRO_C) && defined(__C99FEATURES__) + /* C99 */ +# elif defined(__GNUC__) +# define restrict __restrict__ +# elif defined(_MSC_VER) +# define restrict __restrict +# else +# define restrict /* */ +# endif +#endif + + /* Function visibility */ #ifndef PUBLIC # if defined(__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) -- cgit v1.2.3