[Mesa-dev] [PATCH] mesa: Only undefine _P on IRIX.

[Vinson Lee]

Per the comment _P is a macro on IRIX, so only undefine it on IRIX.

This fixes a compiler error on Cygwin, which has a _P symbol defined and
used in ctypes.h.

Signed-off-by: Vinson Lee <vlee at freedesktop.org>
---
 src/mesa/main/compiler.h |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mesa/main/compiler.h b/src/mesa/main/compiler.h
index 25d9810..4c8892a 100644
--- a/src/mesa/main/compiler.h
+++ b/src/mesa/main/compiler.h
@@ -286,9 +286,11 @@ static INLINE GLuint CPU_TO_LE32(GLuint x)
 
 
 /* This is a macro on IRIX */
+#ifdef sgi
 #ifdef _P
 #undef _P
 #endif
+#endif
 
 
 /* Turn off macro checking systems used by other libraries */
-- 
1.7.10.1