/* libquvi

 * Copyright (C) 2012  Toni Gundogdu <legatvs@gmail.com>

 *

 * This file is part of libquvi <http://quvi.sourceforge.net/>.

 *

 * This library is free software: you can redistribute it and/or

 * modify it under the terms of the GNU Affero General Public

 * License as published by the Free Software Foundation, either

 * version 3 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Affero General Public License for more details.

 *

 * You should have received a copy of the GNU Affero General

 * Public License along with this library.  If not, see

 * <http://www.gnu.org/licenses/>.

 */

#include "config.h"

#include <glib.h>

#include <lua.h>

#include "quvi.h"

/* -- */

#include "_quvi_s.h"

/* Append a new path to the "package.path" string. */

void l_modify_pkgpath(_quvi_t q, const gchar *path)

{

  lua_State *l = q->handle.lua;

  lua_getglobal(l, "package");

  lua_getfield(l, -1, "path");

  {

    GString *s = g_string_new(lua_tostring(l, -1));

    g_string_append_printf(s, ";%s/?.lua", path);

    lua_pop(l, 1);

    lua_pushstring(l, s->str);

    lua_setfield(l, -2, "path");

    lua_pop(l, 1);

    g_string_free(s, TRUE);

    s = NULL;

  }

}

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