gallium/util: add one-time initialization helper

2010-04-02 02:01:25 +02:00
parent 3040462c10
commit ecaaf8c15f
1 changed files with 15 additions and 0 deletions
@@ -0,0 +1,15 @@
+#ifndef U_INLINE_INIT_H_
+#define U_INLINE_INIT_H_
+
+#define UTIL_INLINE_INIT(m) \
+   extern boolean m##_inited; \
+   extern void m##_do_init(void); \
+   static inline void m##_init(void) \
+   { \
+      if(!m##_inited) { \
+         m##_do_init(); \
+         m##_inited = TRUE; \
+      } \
+   }
+
+#endif /* U_INLINE_INIT_H_ */