[client] Create luaA_client_userdata_new() function

Signed-off-by: Julien Danjou <julien@danjou.info>

client.c

@@ -199,9 +199,7 @@ static void
 client_unfocus(client_t *c)
 {
     /* Call hook */
-    client_t **lc = lua_newuserdata(globalconf.L, sizeof(client_t *));
-    *lc = c;
-    luaA_settype(globalconf.L, "client");
+    luaA_client_userdata_new(globalconf.focus->client);
     luaA_dofunction(globalconf.L, globalconf.hooks.unfocus, 1);
 
     focus_client_push(NULL);
@@ -232,7 +230,6 @@ client_ban(client_t *c)
 bool
 client_focus(client_t *c, int screen, bool raise)
 {
-    client_t **lc;
     int phys_screen;
 
     /* if c is NULL or invisible, take next client in the focus history */
@@ -266,9 +263,7 @@ client_focus(client_t *c, int screen, bool raise)
         phys_screen = c->phys_screen;
 
         /* execute hook */
-        lc = lua_newuserdata(globalconf.L, sizeof(client_t *));
-        *lc = c;
-        luaA_settype(globalconf.L, "client");
+        luaA_client_userdata_new(globalconf.focus->client);
         luaA_dofunction(globalconf.L, globalconf.hooks.focus, 1);
     }
     else
@@ -343,7 +338,7 @@ client_stack(client_t *c)
 void
 client_manage(xcb_window_t w, xcb_get_geometry_reply_t *wgeom, int screen)
 {
-    client_t **lc, *c, *t = NULL;
+    client_t *c, *t = NULL;
     xcb_window_t trans;
     bool rettrans, retloadprops;
     tag_t *tag;
@@ -430,9 +425,7 @@ client_manage(xcb_window_t w, xcb_get_geometry_reply_t *wgeom, int screen)
     ewmh_update_net_client_list(c->phys_screen);
 
     /* call hook */
-    lc = lua_newuserdata(globalconf.L, sizeof(client_t *));
-    *lc = c;
-    luaA_settype(globalconf.L, "client");
+    luaA_client_userdata_new(c);
     luaA_dofunction(globalconf.L, globalconf.hooks.newclient, 1);
 }
 
@@ -801,15 +794,13 @@ static int
 luaA_client_get(lua_State *L)
 {
     int i = 1;
-    client_t *c, **cobj;
+    client_t *c;
 
     lua_newtable(L);
 
     for(c = globalconf.clients; c; c = c->next)
     {
-        cobj = lua_newuserdata(L, sizeof(client_t *));
-        *cobj = c;
-        luaA_settype(L, "client");
+        luaA_client_userdata_new(c);
         lua_rawseti(L, -2, i++);
     }
 
@@ -850,7 +841,7 @@ static int
 luaA_client_visible_get(lua_State *L)
 {
     int i = 1;
-    client_t *c, **cobj;
+    client_t *c;
     int screen = luaL_checknumber(L, 1) - 1;
 
     luaA_checkscreen(screen);
@@ -860,9 +851,7 @@ luaA_client_visible_get(lua_State *L)
     for(c = globalconf.clients; c; c = c->next)
         if(!c->skip && client_isvisible(c, screen))
         {
-            cobj = lua_newuserdata(L, sizeof(client_t *));
-            *cobj = c;
-            luaA_settype(L, "client");
+            luaA_client_userdata_new(c);
             lua_rawseti(L, -2, i++);
         }
 
@@ -870,16 +859,12 @@ luaA_client_visible_get(lua_State *L)
 }
 
 static int
-luaA_client_focus_get(lua_State *L)
+luaA_client_focus_get(lua_State *L __attribute__ ((unused)))
 {
-    client_t **cobj;
-
     if(!globalconf.focus->client)
         return 0;
 
-    cobj = lua_newuserdata(L, sizeof(client_t *));
-    *cobj = globalconf.focus->client;
-    luaA_settype(L, "client");
+    luaA_client_userdata_new(globalconf.focus->client);
     return 1;
 }
 
@@ -1104,6 +1089,14 @@ luaA_client_name_get(lua_State *L)
     return 1;
 }
 
+int
+luaA_client_userdata_new(client_t *c)
+{
+    client_t **lc = lua_newuserdata(globalconf.L, sizeof(client_t *));
+    *lc = c;
+    return luaA_settype(globalconf.L, "client");
+}
+
 const struct luaL_reg awesome_client_methods[] =
 {
     { "get", luaA_client_get },

client.h

@@ -43,6 +43,8 @@ void client_kill(client_t *);
 void client_setfloating(client_t *, bool, layer_t);
 char * client_markup_parse(client_t *, const char *, ssize_t);
 
+int luaA_client_userdata_new(client_t *);
+
 DO_SLIST(client_t, client, p_delete)
 
 #endif

event.c

@@ -298,7 +298,7 @@ event_handle_enternotify(void *data __attribute__ ((unused)),
                          xcb_connection_t *connection __attribute__ ((unused)),
                          xcb_enter_notify_event_t *ev)
 {
-    client_t *c, **lc;
+    client_t *c;
 
     if(ev->mode != XCB_NOTIFY_MODE_NORMAL
        || (ev->root_x == globalconf.pointer_x
@@ -318,9 +318,7 @@ event_handle_enternotify(void *data __attribute__ ((unused)),
         globalconf.pointer_x = ev->root_x;
         globalconf.pointer_y = ev->root_y;
 
-        lc = lua_newuserdata(globalconf.L, sizeof(client_t *));
-        *lc = c;
-        luaA_settype(globalconf.L, "client");
+        luaA_client_userdata_new(c);
         luaA_dofunction(globalconf.L, globalconf.hooks.mouseover, 1);
     }
     else

widgets/tasklist.c

@@ -218,9 +218,7 @@ tasklist_button_press(widget_node_t *w, statusbar_t *statusbar,
         for(b = w->widget->buttons; b; b = b->next)
             if(ev->detail == b->button && CLEANMASK(ev->state) == b->mod && b->fct)
             {
-                lc = lua_newuserdata(globalconf.L, sizeof(client_t *));
-                *lc = c;
-                luaA_settype(globalconf.L, "client");
+                luaA_client_userdata_new(c);
                 luaA_dofunction(globalconf.L, b->fct, 1);
             }
 }