diff options
Diffstat (limited to 'src/glx/x11/glxclient.h')
| -rw-r--r-- | src/glx/x11/glxclient.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/glx/x11/glxclient.h b/src/glx/x11/glxclient.h index 412511247ef..b10c2ae17b4 100644 --- a/src/glx/x11/glxclient.h +++ b/src/glx/x11/glxclient.h @@ -68,6 +68,23 @@ #include "glxextensions.h" + +/* If we build the library with gcc's -fvisibility=hidden flag, we'll + * use the PUBLIC macro to mark functions that are to be exported. + * + * We also need to define a USED attribute, so the optimizer doesn't + * inline a static function that we later use in an alias. - ajax + */ +#if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 303 +# define PUBLIC __attribute__((visibility("default"))) +# define USED __attribute__((used)) +#else +# define PUBLIC +# define USED +#endif + + + #define GLX_MAJOR_VERSION 1 /* current version numbers */ #define GLX_MINOR_VERSION 4 |