implement uci.delete() in the lua binding

diff --git a/lua/uci.c b/lua/uci.c
index f98a9c97a4c256420889d5ea1f71ec365d5a4392..a73661d7008a8dd03a37a63bfa33b45d8f9d218b 100644 (file)
--- a/lua/uci.c
+++ b/lua/uci.c
@@ -314,6 +314,57 @@ uci_lua_add(lua_State *L)
        return 1;
 }
 
+static int
+uci_lua_delete(lua_State *L)
+{
+       const char *package = NULL;
+       const char *section = NULL;
+       const char *option = NULL;
+       struct uci_package *p;
+       const char *s;
+       int err = UCI_ERR_MEM;
+       int nargs;
+
+       nargs = lua_gettop(L);
+       s = luaL_checkstring(L, 1);
+       switch(nargs) {
+       case 1:
+               /* Format: uci.delete("p.s[.o]") */
+               s = strdup(s);
+               if (!s)
+                       goto error;
+
+               if ((err = uci_parse_tuple(ctx, (char *) s, (char **) &package, (char **) &section, (char **) &option, NULL)))
+                       goto error;
+               break;
+       case 3:
+               /* Format: uci.delete("p", "s", "o") */
+               option = luaL_checkstring(L, 3);
+               /* fall through */
+       case 2:
+               /* Format: uci.delete("p", "s") */
+               section = luaL_checkstring(L, 2);
+               package = s;
+               break;
+       default:
+               err = UCI_ERR_INVAL;
+               goto error;
+       }
+
+       p = find_package(L, package, true);
+       if (!p) {
+               err = UCI_ERR_NOTFOUND;
+               goto error;
+       }
+       err = uci_delete(ctx, p, section, option);
+
+error:
+       if (err)
+               uci_lua_perror(L, "uci.set");
+       lua_pushboolean(L, (err == 0));
+       return 1;
+}
+
 static int
 uci_lua_set(lua_State *L)
 {
@@ -494,6 +545,7 @@ static const luaL_Reg uci[] = {
        { "add", uci_lua_add },
        { "set", uci_lua_set },
        { "save", uci_lua_save },
+       { "delete", uci_lua_delete },
        { "commit", uci_lua_commit },
        { "revert", uci_lua_revert },
        { "foreach", uci_lua_foreach },