diff options
Diffstat (limited to 'nx-X11/include')
| -rw-r--r-- | nx-X11/include/Xfuncproto.h | 69 |
1 files changed, 65 insertions, 4 deletions
diff --git a/nx-X11/include/Xfuncproto.h b/nx-X11/include/Xfuncproto.h index 88113c086..7760b6e44 100644 --- a/nx-X11/include/Xfuncproto.h +++ b/nx-X11/include/Xfuncproto.h @@ -67,15 +67,15 @@ in this Software without prior written authorization from The Open Group. #endif #endif /* _XFUNCPROTOBEGIN */ +/* Added in X11R6.9, so available in any version of modular xproto */ #if defined(__GNUC__) && (__GNUC__ >= 4) # define _X_SENTINEL(x) __attribute__ ((__sentinel__(x))) -# define _X_ATTRIBUTE_PRINTF(x,y) __attribute__((__format__(__printf__,x,y))) #else # define _X_SENTINEL(x) -# define _X_ATTRIBUTE_PRINTF(x,y) #endif /* GNUC >= 4 */ -#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 303) +/* Added in X11R6.9, so available in any version of modular xproto */ +#if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__CYGWIN__) && !defined(__MINGW32__) # define _X_EXPORT __attribute__((visibility("default"))) # define _X_HIDDEN __attribute__((visibility("hidden"))) # define _X_INTERNAL __attribute__((visibility("internal"))) @@ -83,18 +83,52 @@ in this Software without prior written authorization from The Open Group. # define _X_EXPORT __global # define _X_HIDDEN __hidden # define _X_INTERNAL __hidden -#else /* not gcc >= 3.3 and not Sun Studio >= 8 */ +#else /* not gcc >= 4 and not Sun Studio >= 8 */ # define _X_EXPORT # define _X_HIDDEN # define _X_INTERNAL +#endif /* GNUC >= 4 */ + +/* Branch prediction hints for individual conditionals */ +/* requires xproto >= 7.0.9 */ +#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 303) +# define _X_LIKELY(x) __builtin_expect(!!(x), 1) +# define _X_UNLIKELY(x) __builtin_expect(!!(x), 0) +#else /* not gcc >= 3.3 */ +# define _X_LIKELY(x) (x) +# define _X_UNLIKELY(x) (x) #endif +/* Bulk branch prediction hints via marking error path functions as "cold" */ +/* requires xproto >= 7.0.25 */ +#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 403) /* 4.3+ */ +# define _X_COLD __attribute__((__cold__)) +#else +# define _X_COLD /* nothing */ +#endif + +/* Added in X11R6.9, so available in any version of modular xproto */ #if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 301) # define _X_DEPRECATED __attribute__((deprecated)) #else /* not gcc >= 3.1 */ # define _X_DEPRECATED #endif +/* requires xproto >= 7.0.17 */ +#if (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205)) \ + || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) +# define _X_NORETURN __attribute((noreturn)) +#else +# define _X_NORETURN +#endif /* GNUC */ + +/* Added in X11R6.9, so available in any version of modular xproto */ +#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 203) +# define _X_ATTRIBUTE_PRINTF(x,y) __attribute__((__format__(__printf__,x,y))) +#else /* not gcc >= 2.3 */ +# define _X_ATTRIBUTE_PRINTF(x,y) +#endif + /* requires xproto >= 7.0.22 */ #if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205) #define _X_UNUSED __attribute__((__unused__)) @@ -102,4 +136,31 @@ in this Software without prior written authorization from The Open Group. #define _X_UNUSED /* */ #endif +/* C99 keyword "inline" or equivalent extensions in pre-C99 compilers */ +/* requires xproto >= 7.0.9 + (introduced in 7.0.8 but didn't support all compilers until 7.0.9) */ +#if defined(inline) /* assume autoconf set it correctly */ || \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ - 0 >= 199901L)) /* C99 */ || \ + (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)) +# define _X_INLINE inline +#elif defined(__GNUC__) && !defined(__STRICT_ANSI__) /* gcc w/C89+extensions */ +# define _X_INLINE __inline__ +#else +# define _X_INLINE +#endif + +/* C99 keyword "restrict" or equivalent extensions in pre-C99 compilers */ +/* requires xproto >= 7.0.21 */ +#ifndef _X_RESTRICT_KYWD +# if defined(restrict) /* assume autoconf set it correctly */ || \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ - 0 >= 199901L) /* C99 */ \ + && !defined(__cplusplus)) /* Workaround g++ issue on Solaris */ +# define _X_RESTRICT_KYWD restrict +# elif defined(__GNUC__) && !defined(__STRICT_ANSI__) /* gcc w/C89+extensions */ +# define _X_RESTRICT_KYWD __restrict__ +# else +# define _X_RESTRICT_KYWD +# endif +#endif + #endif /* _XFUNCPROTO_H_ */ |