diff options
author | Alan Coopersmith <alan.coopersmith@oracle.com> | 2011-05-23 16:01:02 -0700 |
---|---|---|
committer | Alan Coopersmith <alan.coopersmith@oracle.com> | 2011-05-25 18:36:19 -0700 |
commit | b283f6cba77987b215556f80b6b2f1da45672d8b (patch) | |
tree | 4adb2db83156d6c63d589f48a5b373f56abf8d34 | |
parent | 217d1dae0093ccaaac59a4fa42000e732492cb66 (diff) |
Add comments to Xfuncproto.h noting required xproto versions for each macro
Saves time trawling git logs to determine what to put in the call to
PKG_CHECK_MODULES in configure.ac when you start using one of these.
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Jeremy Huddleston <jeremyhu@apple.com>
Acked-by: Cyril Brulebois <kibi@debian.org>
-rw-r--r-- | Xfuncproto.h.in | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Xfuncproto.h.in b/Xfuncproto.h.in index 39ca3b2..0d7b8b7 100644 --- a/Xfuncproto.h.in +++ b/Xfuncproto.h.in @@ -75,12 +75,14 @@ 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))) #else # define _X_SENTINEL(x) #endif /* GNUC >= 4 */ +/* Added in X11R6.9, so available in any version of modular xproto */ #if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__CYGWIN__) # define _X_EXPORT __attribute__((visibility("default"))) # define _X_HIDDEN __attribute__((visibility("hidden"))) @@ -95,6 +97,7 @@ in this Software without prior written authorization from The Open Group. # define _X_INTERNAL #endif /* GNUC >= 4 */ +/* 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) @@ -103,12 +106,14 @@ in this Software without prior written authorization from The Open Group. # define _X_UNLIKELY(x) (x) #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)) @@ -116,18 +121,21 @@ in this Software without prior written authorization from The Open Group. # 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__) >= 303) #define _X_NONNULL(args...) __attribute__((nonnull(args))) #else #define _X_NONNULL(...) /* */ #endif +/* requires xproto >= 7.0.22 */ #if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205) #define _X_UNUSED __attribute__((__unused__)) #else @@ -135,6 +143,8 @@ in this Software without prior written authorization from The Open Group. #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)) @@ -146,6 +156,7 @@ in this Software without prior written authorization from The Open Group. #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 */ |