backported C++ string handling from tolua++ to tolua

added test for string parameter in tolua test
adapted google normalizer example in crawl.conf

1 files changed, 15 insertions, 0 deletions

diff --git a/tolua/include/tolua.h b/tolua/include/tolua.h
index 9273de1..5f42465 100755
--- a/tolua/include/tolua.h
+++ b/tolua/include/tolua.h
@@ -122,6 +122,21 @@ TOLUA_API int tolua_getfieldboolean (lua_State* L, int lo, int index, int def);
 TOLUA_API void tolua_newmetatable (lua_State* L, const char* name);
 TOLUA_API void tolua_getmetatable (lua_State* L, const char* name);
 
+/* backports from tolua++-1.0.93: C++ string handling as basic type: */
+
+#define tolua_pushcppstring(x,y)	tolua_pushstring(x,y.c_str())
+#define tolua_iscppstring	tolua_isstring
+
+#ifdef __cplusplus
+static inline const char* tolua_tocppstring (lua_State* L, int narg, const char* def) {
+
+	const char* s = tolua_tostring(L, narg, def);
+	return s?s:"";
+}
+#else
+#define tolua_tocppstring tolua_tostring
+#endif
+
 #ifdef __cplusplus
 }
 #endif