added LUAI_FUNC to functions not in the API

1 files changed, 15 insertions, 1 deletions

diff --git a/luaconf.h b/luaconf.h
index 6a571cbc..f7a6c0ec 100644
--- a/luaconf.h
+++ b/luaconf.h
@@ -1,5 +1,5 @@
 /*
-** $Id: luaconf.h,v 1.42 2005/04/07 13:09:07 roberto Exp roberto $
+** $Id: luaconf.h,v 1.43 2005/04/07 13:52:45 roberto Exp roberto $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -118,6 +118,20 @@
 
 
 /*
+@@ LUAI_FUNC is a mark for all extern functions that are not to be
+@* exported to outside modules.
+** CHANGE it if you need to mark them in some special way. Gcc mark
+** them as "hidden" to optimize their call when Lua is compiled as a
+** shared library.
+*/
+#if defined(__GNUC__) && ((__GNUC__*100 + __GNUC_MINOR__) >= 302)
+#define LUAI_FUNC       __attribute__((visibility("hidden")))
+#else
+#define LUAI_FUNC       extern
+#endif
+
+
+/*
 @@ lua_assert describes the internal assertions in Lua.
 ** CHANGE that only if you need to debug Lua.
 */