gallium: insert __cplusplus/extern wrappings

diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h
index 09c55e437fc26d8b5eef3ab2ab5ddde0f0326bf7..a541d30a5d719d84b41388452dff4823824e9fdd 100644 (file)
--- a/src/gallium/auxiliary/util/u_math.h
+++ b/src/gallium/auxiliary/util/u_math.h
@@ -44,12 +44,17 @@
 #include "util/u_math.h"
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 
 #define POW2_TABLE_SIZE 256
 #define POW2_TABLE_SCALE ((float) (POW2_TABLE_SIZE-1))
 extern float pow2_table[POW2_TABLE_SIZE];
 
 
+
 extern void
 util_init_math(void);
 
@@ -190,4 +195,8 @@ util_iround(float f)
 
 
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* U_MATH_H */