Add an AV_PRAGMA() macro for constructing _Pragma() directives

The seemingly equivalent _Pragma(AV_STRINGIFY(x)) is not accepted by some compilers. Originally committed as revision 21378 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago · d408b77a3a
parent c67278098d
commit d408b77a3a
1 changed files with 1 additions and 0 deletions
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@ -29,6 +29,7 @@

 #define AV_STRINGIFY(s)         AV_TOSTRING(s)
 #define AV_TOSTRING(s) #s
+#define AV_PRAGMA(s) _Pragma(#s)

 #define AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c)
 #define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c