util: Add include guard in u_split_prim.h.

diff --git a/src/gallium/auxiliary/util/u_split_prim.h b/src/gallium/auxiliary/util/u_split_prim.h
index 8af8a7e..7f80fc1 100644 (file)
--- a/src/gallium/auxiliary/util/u_split_prim.h
+++ b/src/gallium/auxiliary/util/u_split_prim.h
@@ -1,4 +1,8 @@
 /* Originally written by Ben Skeggs for the nv50 driver*/
+
+#ifndef U_SPLIT_PRIM_H
+#define U_SPLIT_PRIM_H
+
 #include "pipe/p_defines.h"
 #include "pipe/p_compiler.h"
 
@@ -106,3 +110,5 @@ util_split_prim_next(struct util_split_prim *s, unsigned max_verts)
    s->p_start += (max_verts - repeat);
    return FALSE;
 }
+
+#endif /* U_SPLIT_PRIM_H */