[lua] Remove regex matching

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

awful.lua

@@ -40,7 +40,7 @@ end
 -- set i to 1 to get next, -1 to get previous.
 function client_next(i)
     -- Get all visible clients
-    local cls = client.visible_get(mouse.screen_get(), ".*")
+    local cls = client.visible_get(mouse.screen_get())
     -- Get currently focused client
     local sel = client.focus_get()
     if not sel then return end
@@ -94,7 +94,7 @@ end
 function getselectedtags()
     local idx = 1
     local screen = mouse.screen_get()
-    local tags = tag.get(screen, ".*")
+    local tags = tag.get(screen)
     local vtags = {}
     for i, t in ipairs(tags) do
         if t:isselected() then
@@ -161,14 +161,14 @@ end
 
 -- View no tag
 function tag_viewnone()
-    local tags = tag.get(mouse.screen_get(), ".*")
+    local tags = tag.get(mouse.screen_get())
     for i, t in ipairs(tags) do
         t:view(false)
     end
 end
 
 function tag_viewidx(r)
-    local tags = tag.get(mouse.screen_get(), ".*")
+    local tags = tag.get(mouse.screen_get())
     local sel = getselectedtag()
     tag_viewnone()
     for i, t in ipairs(tags) do
@@ -202,7 +202,7 @@ end
 
 function client_movetotag(target, c)
     local sel = c or client.focus_get();
-    local tags = tag.get(mouse.screen_get(), ".*")
+    local tags = tag.get(mouse.screen_get())
     for i, t in ipairs(tags) do
         sel:tag(t, false)
     end

client.c

@@ -797,23 +797,12 @@ client_kill(client_t *c)
 static int
 luaA_client_get(lua_State *L)
 {
-    int ret, i = 1;
-    regex_t r;
-    regmatch_t match;
+    int i = 1;
     client_t *c, **cobj;
-    const char *name = luaL_checkstring(L, 1);
-    char error[512];
-
-    if((ret = regcomp(&r, name, REG_EXTENDED)))
-    {
-        regerror(ret, &r, error, sizeof(error));
-        luaL_error(L, "regex compilation error: %s\n", error);
-    }
 
     lua_newtable(L);
 
     for(c = globalconf.clients; c; c = c->next)
-        if(!regexec(&r, c->name, 1, &match, 0))
     {
         cobj = lua_newuserdata(L, sizeof(client_t *));
         *cobj = c;
@@ -857,27 +846,16 @@ luaA_client_mouse(lua_State *L)
 static int
 luaA_client_visible_get(lua_State *L)
 {
-    int ret, i = 1;
-    regex_t r;
-    regmatch_t match;
+    int i = 1;
     client_t *c, **cobj;
-    char error[512];
     int screen = luaL_checknumber(L, 1) - 1;
-    const char *name = luaL_checkstring(L, 2);
 
     luaA_checkscreen(screen);
 
-    if((ret = regcomp(&r, name, REG_EXTENDED)))
-    {
-        regerror(ret, &r, error, sizeof(error));
-        luaL_error(L, "regex compilation error: %s\n", error);
-    }
-
     lua_newtable(L);
 
     for(c = globalconf.clients; c; c = c->next)
-        if(!c->skip && client_isvisible(c, screen)
-           && !regexec(&r, c->name, 1, &match, 0))
+        if(!c->skip && client_isvisible(c, screen))
         {
             cobj = lua_newuserdata(L, sizeof(client_t *));
             *cobj = c;

structs.h

@@ -24,8 +24,6 @@
 
 #include <xcb/xcb_event.h>
 
-#include <regex.h>
-
 #include "lua.h"
 #include "layout.h"
 #include "common/draw.h"

tag.c

@@ -268,25 +268,14 @@ static int
 luaA_tag_get(lua_State *L)
 {
     int screen = luaL_checknumber(L, 1) - 1;
-    const char *name = luaL_checkstring(L, 2);
     tag_t *tag, **tobj;
-    int ret, i = 1;
-    regex_t r;
-    regmatch_t match;
-    char error[512];
+    int i = 1;
 
     luaA_checkscreen(screen);
 
-    if((ret = regcomp(&r, name, REG_EXTENDED)))
-    {
-        regerror(ret, &r, error, sizeof(error));
-        luaL_error(L, "regex compilation error: %s\n", error);
-    }
-
     lua_newtable(L);
 
     for(tag = globalconf.screens[screen].tags; tag; tag = tag->next)
-        if(!regexec(&r, tag->name, 1, &match, 0))
     {
         tobj = lua_newuserdata(L, sizeof(tag_t *));
         *tobj = tag;

widget.c

@@ -295,29 +295,18 @@ luaA_widget_eq(lua_State *L)
 static int
 luaA_widget_get(lua_State *L)
 {
-    const char *name = luaL_checkstring(L, 1);
     statusbar_t *sb;
     widget_t **wobj;
     widget_node_t *widget;
-    int ret, i = 1, screen;
-    regex_t r;
-    regmatch_t match;
-    char error[512];
+    int i = 1, screen;
     bool add = true;
     widget_node_t *wlist = NULL, *witer;
 
-    if((ret = regcomp(&r, name, REG_EXTENDED)))
-    {
-        regerror(ret, &r, error, sizeof(error));
-        luaL_error(L, "regex compilation error: %s\n", error);
-    }
-
     lua_newtable(L);
 
     for(screen = 0; screen < globalconf.screens_info->nscreen; screen++)
         for(sb = globalconf.screens[screen].statusbar; sb; sb = sb->next)
             for(widget = sb->widgets; widget; widget = widget->next)
-                if(!regexec(&r, widget->widget->name, 1, &match, 0))
             {
                 for(witer = wlist; witer; witer = witer->next)
                     if(witer->widget == widget->widget)