Since the lua externs are now used in main.c and in te4-xmpp.c, it's time to move them to a header

git-svn-id: http://svn.net-core.org/repos/t-engine4@1413 51575b47-30f0-44d4-a5cc-537603b46e54

src/lua_externs.h

+/* Some lua stuff that's external but has no headers */
+int luaopen_socket_core(lua_State *L);
+int luaopen_mime_core(lua_State *L);
+int luaopen_profiler(lua_State *L);
+int luaopen_lpeg(lua_State *L);
+int luaopen_map(lua_State *L);
+int luaopen_particles(lua_State *L);
+int luaopen_sound(lua_State *L);
+int luaopen_lanes(lua_State *L);
+int luaopen_shaders(lua_State *L);
+int luaopen_struct(lua_State *L);
+int luaopen_noise(lua_State *L);
+int luaopen_lxp(lua_State *L);

src/main.c

@@ -28,6 +28,7 @@
 #include "lualib.h"
 #include "luasocket.h"
 #include "luasocket/mime.h"
+#include "lua_externs.h"
 #include "SFMT.h"
 
 #include "types.h"
@@ -59,18 +60,6 @@ extern bool shaders_active;
 bool fbo_active;
 bool multitexture_active;
 
-/* Some lua stuff that's external but has no headers */
-int luaopen_mime_core(lua_State *L);
-int luaopen_profiler(lua_State *L);
-int luaopen_lpeg(lua_State *L);
-int luaopen_map(lua_State *L);
-int luaopen_particles(lua_State *L);
-int luaopen_sound(lua_State *L);
-int luaopen_lanes(lua_State *L);
-int luaopen_shaders(lua_State *L);
-int luaopen_noise(lua_State *L);
-int luaopen_lxp(lua_State *L);
-
 static int traceback (lua_State *L) {
 	lua_Debug ar;
 	int n;
@@ -377,7 +366,6 @@ void gl_select(int x, int y)
 {
 	GLuint buff[64] = {0};
 	GLint hits, view[4];
-	int id;
 
 	/*
 	 This choose the buffer where store the values for the selection data

src/te4-xmpp.c

@@ -22,9 +22,11 @@
 #include "lua.h"
 #include "lauxlib.h"
 #include "lualib.h"
+#include "core_lua.h"
 #include "tSDL.h"
 #include "types.h"
 #include "te4-xmpp.h"
+#include "lua_externs.h"
 
 extern int docall (lua_State *L, int narg, int nret);