core: remove directory "src/plugins/scripts", move script plugins in "src/plugins"

1 files changed, 6477 insertions, 0 deletions

diff --git a/src/plugins/lua/weechat-lua-api.c b/src/plugins/lua/weechat-lua-api.c
new file mode 100644
index 000000000..3e7eb89a7
--- /dev/null
+++ b/src/plugins/lua/weechat-lua-api.c
@@ -0,0 +1,6477 @@
+/*
+ * Copyright (C) 2006-2007 Emmanuel Bouthenot <kolter@openics.org>
+ * Copyright (C) 2006-2012 Sebastien Helleu <flashcode@flashtux.org>
+ *
+ * This file is part of WeeChat, the extensible chat client.
+ *
+ * WeeChat is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * WeeChat 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with WeeChat.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * weechat-lua-api.c: lua API functions
+ */
+
+#undef _
+
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "../weechat-plugin.h"
+#include "../plugin-script.h"
+#include "../plugin-script-api.h"
+#include "../plugin-script-callback.h"
+#include "weechat-lua.h"
+
+
+#define API_FUNC(__init, __name, __ret)                                 \
+    char *lua_function_name = __name;                                   \
+    (void) L;                                                           \
+    if (__init                                                          \
+        && (!lua_current_script || !lua_current_script->name))          \
+    {                                                                   \
+        WEECHAT_SCRIPT_MSG_NOT_INIT(LUA_CURRENT_SCRIPT_NAME,            \
+                                    lua_function_name);                 \
+        __ret;                                                          \
+    }
+#define API_WRONG_ARGS(__ret)                                           \
+    {                                                                   \
+        WEECHAT_SCRIPT_MSG_WRONG_ARGS(LUA_CURRENT_SCRIPT_NAME,          \
+                                      lua_function_name);               \
+        __ret;                                                          \
+    }
+#define API_PTR2STR(__pointer)                                          \
+    plugin_script_ptr2str (__pointer)
+#define API_STR2PTR(__string)                                           \
+    plugin_script_str2ptr (weechat_lua_plugin,                          \
+                           LUA_CURRENT_SCRIPT_NAME,                     \
+                           lua_function_name, __string)
+#define API_RETURN_OK return 1
+#define API_RETURN_ERROR return 0
+#define API_RETURN_EMPTY                                                \
+    lua_pushstring (lua_current_interpreter, "");                       \
+    return 0
+#define API_RETURN_STRING(__string)                                     \
+    lua_pushstring (lua_current_interpreter,                            \
+                    (__string) ? __string : "");                        \
+    return 1;
+#define API_RETURN_STRING_FREE(__string)                                \
+    lua_pushstring (lua_current_interpreter,                            \
+                    (__string) ? __string : "");                        \
+    if (__string)                                                       \
+        free (__string);                                                \
+    return 1;
+#define API_RETURN_INT(__int)                                           \
+    lua_pushnumber (lua_current_interpreter, __int);                    \
+    return 1;
+#define API_RETURN_LONG(__long)                                         \
+    lua_pushnumber (lua_current_interpreter, __long);                   \
+    return 1;
+
+#define API_DEF_FUNC(__name)                                            \
+    { #__name, &weechat_lua_api_##__name }
+
+
+/*
+ * weechat_lua_api_register: startup function for all WeeChat Lua scripts
+ */
+
+static int
+weechat_lua_api_register (lua_State *L)
+{
+    const char *name, *author, *version, *license, *description;
+    const char *shutdown_func, *charset;
+
+    API_FUNC(0, "register", API_RETURN_ERROR);
+    if (lua_registered_script)
+    {
+        /* script already registered */
+        weechat_printf (NULL,
+                        weechat_gettext ("%s%s: script \"%s\" already "
+                                         "registered (register ignored)"),
+                        weechat_prefix ("error"), LUA_PLUGIN_NAME,
+                        lua_registered_script->name);
+        API_RETURN_ERROR;
+    }
+    lua_current_script = NULL;
+    lua_registered_script = NULL;
+    if (lua_gettop (lua_current_interpreter) < 7)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    name = lua_tostring (lua_current_interpreter, -7);
+    author = lua_tostring (lua_current_interpreter, -6);
+    version = lua_tostring (lua_current_interpreter, -5);
+    license = lua_tostring (lua_current_interpreter, -4);
+    description = lua_tostring (lua_current_interpreter, -3);
+    shutdown_func = lua_tostring (lua_current_interpreter, -2);
+    charset = lua_tostring (lua_current_interpreter, -1);
+
+    if (plugin_script_search (weechat_lua_plugin, lua_scripts, name))
+    {
+        /* another script already exists with same name */
+        weechat_printf (NULL,
+                        weechat_gettext ("%s%s: unable to register script "
+                                         "\"%s\" (another script already "
+                                         "exists with this name)"),
+                        weechat_prefix ("error"), LUA_PLUGIN_NAME, name);
+        API_RETURN_ERROR;
+    }
+
+    /* register script */
+    lua_current_script = plugin_script_add (weechat_lua_plugin,
+                                            &lua_scripts, &last_lua_script,
+                                            (lua_current_script_filename) ?
+                                            lua_current_script_filename : "",
+                                            name,
+                                            author,
+                                            version,
+                                            license,
+                                            description,
+                                            shutdown_func,
+                                            charset);
+    if (lua_current_script)
+    {
+        lua_registered_script = lua_current_script;
+        if ((weechat_lua_plugin->debug >= 2) || !lua_quiet)
+        {
+            weechat_printf (NULL,
+                            weechat_gettext ("%s: registered script \"%s\", "
+                                             "version %s (%s)"),
+                            LUA_PLUGIN_NAME, name, version, description);
+        }
+    }
+    else
+    {
+        API_RETURN_ERROR;
+    }
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_plugin_get_name: get name of plugin (return "core" for
+ *                                  WeeChat core)
+ */
+
+static int
+weechat_lua_api_plugin_get_name (lua_State *L)
+{
+    const char *plugin, *result;
+
+    API_FUNC(1, "plugin_get_name", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    plugin = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_plugin_get_name (API_STR2PTR(plugin));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_charset_set: set script charset
+ */
+
+static int
+weechat_lua_api_charset_set (lua_State *L)
+{
+    const char *charset;
+
+    API_FUNC(1, "charset_set", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    charset = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_charset_set (lua_current_script,
+                                   charset);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_iconv_to_internal: convert string to internal WeeChat charset
+ */
+
+static int
+weechat_lua_api_iconv_to_internal (lua_State *L)
+{
+    const char *charset, *string;
+    char *result;
+
+    API_FUNC(1, "iconv_to_internal", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    charset = lua_tostring (lua_current_interpreter, -2);
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_iconv_to_internal (charset, string);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_iconv_from_internal: convert string from WeeChat internal
+ *                                      charset to another one
+ */
+
+static int
+weechat_lua_api_iconv_from_internal (lua_State *L)
+{
+    const char *charset, *string;
+    char *result;
+
+    API_FUNC(1, "iconv_from_internal", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    charset = lua_tostring (lua_current_interpreter, -2);
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_iconv_from_internal (charset, string);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_gettext: get translated string
+ */
+
+static int
+weechat_lua_api_gettext (lua_State *L)
+{
+    const char *string, *result;
+
+    API_FUNC(1, "gettext", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_gettext (string);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_ngettext: get translated string with plural form
+ */
+
+static int
+weechat_lua_api_ngettext (lua_State *L)
+{
+    const char *single, *plural, *result;
+    int count;
+
+    API_FUNC(1, "ngettext", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    single = lua_tostring (lua_current_interpreter, -3);
+    plural = lua_tostring (lua_current_interpreter, -2);
+    count = lua_tonumber (lua_current_interpreter, -1);
+
+    result = weechat_ngettext (single, plural, count);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_string_match: return 1 if string matches a mask
+ *                               mask can begin or end with "*", no other "*"
+ *                               are allowed inside mask
+ */
+
+static int
+weechat_lua_api_string_match (lua_State *L)
+{
+    const char *string, *mask;
+    int case_sensitive, value;
+
+    API_FUNC(1, "string_match", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    string = lua_tostring (lua_current_interpreter, -3);
+    mask = lua_tostring (lua_current_interpreter, -2);
+    case_sensitive = lua_tonumber (lua_current_interpreter, -1);
+
+    value = weechat_string_match (string, mask, case_sensitive);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_string_has_highlight: return 1 if string contains a
+ *                                       highlight (using list of words to
+ *                                       highlight)
+ *                                       return 0 if no highlight is found in
+ *                                       string
+ */
+
+static int
+weechat_lua_api_string_has_highlight (lua_State *L)
+{
+    const char *string, *highlight_words;
+    int value;
+
+    API_FUNC(1, "string_has_highlight", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    string = lua_tostring (lua_current_interpreter, -2);
+    highlight_words = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_string_has_highlight (string, highlight_words);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_string_has_highlight_regex: return 1 if string contains a
+ *                                             highlight (using regular
+ *                                             expression)
+ *                                             return 0 if no highlight is
+ *                                             found in string
+ */
+
+static int
+weechat_lua_api_string_has_highlight_regex (lua_State *L)
+{
+    const char *string, *regex;
+    int value;
+
+    API_FUNC(1, "string_has_highlight_regex", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    string = lua_tostring (lua_current_interpreter, -2);
+    regex = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_string_has_highlight_regex (string, regex);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_string_mask_to_regex: convert a mask (string with only
+ *                                       "*" as wildcard) to a regex, paying
+ *                                       attention to special chars in a
+ *                                       regex
+ */
+
+static int
+weechat_lua_api_string_mask_to_regex (lua_State *L)
+{
+    const char *mask;
+    char *result;
+
+    API_FUNC(1, "string_mask_to_regex", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    mask = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_string_mask_to_regex (mask);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_string_remove_color: remove WeeChat color codes from string
+ */
+
+static int
+weechat_lua_api_string_remove_color (lua_State *L)
+{
+    const char *string, *replacement;
+    char *result;
+
+    API_FUNC(1, "string_remove_color", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    string = lua_tostring (lua_current_interpreter, -2);
+    replacement = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_string_remove_color (string, replacement);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_string_is_command_char: check if first char of string is a
+ *                                         command char
+ */
+
+static int
+weechat_lua_api_string_is_command_char (lua_State *L)
+{
+    const char *string;
+    int value;
+
+    API_FUNC(1, "string_is_command_char", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_string_is_command_char (string);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_string_input_for_buffer: return string with input text
+ *                                          for buffer or empty string if
+ *                                          it's a command
+ */
+
+static int
+weechat_lua_api_string_input_for_buffer (lua_State *L)
+{
+    const char *string, *result;
+
+    API_FUNC(1, "string_input_for_buffer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_string_input_for_buffer (string);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_mkdir_home: create a directory in WeeChat home
+ */
+
+static int
+weechat_lua_api_mkdir_home (lua_State *L)
+{
+    const char *directory;
+    int mode;
+
+    API_FUNC(1, "mkdir_home", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    directory = lua_tostring (lua_current_interpreter, -2);
+    mode = lua_tonumber (lua_current_interpreter, -1);
+
+    if (weechat_mkdir_home (directory, mode))
+        API_RETURN_OK;
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_mkdir: create a directory
+ */
+
+static int
+weechat_lua_api_mkdir (lua_State *L)
+{
+    const char *directory;
+    int mode;
+
+    API_FUNC(1, "mkdir", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    directory = lua_tostring (lua_current_interpreter, -2);
+    mode = lua_tonumber (lua_current_interpreter, -1);
+
+    if (weechat_mkdir (directory, mode))
+        API_RETURN_OK;
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_mkdir_parents: create a directory and make parent
+ *                                directories as needed
+ */
+
+static int
+weechat_lua_api_mkdir_parents (lua_State *L)
+{
+    const char *directory;
+    int mode;
+
+    API_FUNC(1, "mkdir_parents", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    directory = lua_tostring (lua_current_interpreter, -2);
+    mode = lua_tonumber (lua_current_interpreter, -1);
+
+    if (weechat_mkdir_parents (directory, mode))
+        API_RETURN_OK;
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_list_new: create a new list
+ */
+
+static int
+weechat_lua_api_list_new (lua_State *L)
+{
+    char *result;
+
+    API_FUNC(1, "list_new", API_RETURN_EMPTY);
+
+    result = API_PTR2STR(weechat_list_new ());
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_add: add a string to list
+ */
+
+static int
+weechat_lua_api_list_add (lua_State *L)
+{
+    const char *weelist, *data, *where, *user_data;
+    char *result;
+
+    API_FUNC(1, "list_add", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    weelist = lua_tostring (lua_current_interpreter, -4);
+    data = lua_tostring (lua_current_interpreter, -3);
+    where = lua_tostring (lua_current_interpreter, -2);
+    user_data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_list_add (API_STR2PTR(weelist),
+                                           data,
+                                           where,
+                                           API_STR2PTR(user_data)));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_search: search a string in list
+ */
+
+static int
+weechat_lua_api_list_search (lua_State *L)
+{
+    const char *weelist, *data;
+    char *result;
+
+    API_FUNC(1, "list_search", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    weelist = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_list_search (API_STR2PTR(weelist),
+                                              data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_search_pos: search position of a string in list
+ */
+
+static int
+weechat_lua_api_list_search_pos (lua_State *L)
+{
+    const char *weelist, *data;
+    int pos;
+
+    API_FUNC(1, "list_search_pos", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    weelist = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    pos = weechat_list_search_pos (API_STR2PTR(weelist), data);
+
+    API_RETURN_INT(pos);
+}
+
+/*
+ * weechat_lua_api_list_casesearch: search a string in list (ignore case)
+ */
+
+static int
+weechat_lua_api_list_casesearch (lua_State *L)
+{
+    const char *weelist, *data;
+    char *result;
+
+    API_FUNC(1, "list_casesearch", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    weelist = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_list_casesearch (API_STR2PTR(weelist),
+                                                  data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_casesearch_pos: search position of a string in list
+ *                                      (ignore case)
+ */
+
+static int
+weechat_lua_api_list_casesearch_pos (lua_State *L)
+{
+    const char *weelist, *data;
+    int pos;
+
+    API_FUNC(1, "list_casesearch_pos", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    weelist = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    pos = weechat_list_casesearch_pos (API_STR2PTR(weelist), data);
+
+    API_RETURN_INT(pos);
+}
+
+/*
+ * weechat_lua_api_list_get: get item by position
+ */
+
+static int
+weechat_lua_api_list_get (lua_State *L)
+{
+    const char *weelist;
+    char *result;
+    int position;
+
+    API_FUNC(1, "list_get", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    weelist = lua_tostring (lua_current_interpreter, -2);
+    position = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_list_get (API_STR2PTR(weelist),
+                                           position));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_set: set new value for item
+ */
+
+static int
+weechat_lua_api_list_set (lua_State *L)
+{
+    const char *item, *new_value;
+
+    API_FUNC(1, "list_set", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    item = lua_tostring (lua_current_interpreter, -2);
+    new_value = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_list_set (API_STR2PTR(item),
+                      new_value);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_list_next: get next item
+ */
+
+static int
+weechat_lua_api_list_next (lua_State *L)
+{
+    const char *item;
+    char *result;
+
+    API_FUNC(1, "list_next", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    item = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_list_next (API_STR2PTR(item)));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_prev: get previous item
+ */
+
+static int
+weechat_lua_api_list_prev (lua_State *L)
+{
+    const char *item;
+    char *result;
+
+    API_FUNC(1, "list_prev", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    item = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_list_prev (API_STR2PTR(item)));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_list_string: get string value of item
+ */
+
+static int
+weechat_lua_api_list_string (lua_State *L)
+{
+    const char *item, *result;
+
+    API_FUNC(1, "list_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    item = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_list_string (API_STR2PTR(item));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_list_size: get number of elements in list
+ */
+
+static int
+weechat_lua_api_list_size (lua_State *L)
+{
+    const char *weelist;
+    int size;
+
+    API_FUNC(1, "list_size", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    weelist = lua_tostring (lua_current_interpreter, -1);
+
+    size = weechat_list_size (API_STR2PTR(weelist));
+
+    API_RETURN_INT(size);
+}
+
+/*
+ * weechat_lua_api_list_remove: remove item from list
+ */
+
+static int
+weechat_lua_api_list_remove (lua_State *L)
+{
+    const char *weelist, *item;
+
+    API_FUNC(1, "list_remove", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    weelist = lua_tostring (lua_current_interpreter, -2);
+    item = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_list_remove (API_STR2PTR(weelist),
+                         API_STR2PTR(item));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_list_remove_all: remove all items from list
+ */
+
+static int
+weechat_lua_api_list_remove_all (lua_State *L)
+{
+    const char *weelist;
+
+    API_FUNC(1, "list_remove_all", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    weelist = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_list_remove_all (API_STR2PTR(weelist));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_list_free: free list
+ */
+
+static int
+weechat_lua_api_list_free (lua_State *L)
+{
+    const char *weelist;
+
+    API_FUNC(1, "list_free", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    weelist = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_list_free (API_STR2PTR(weelist));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_reload_cb: callback for ccnfig reload
+ */
+
+int
+weechat_lua_api_config_reload_cb (void *data,
+                                  struct t_config_file *config_file)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(config_file);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_CONFIG_READ_FILE_NOT_FOUND;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_CONFIG_READ_FILE_NOT_FOUND;
+}
+
+/*
+ * weechat_lua_api_config_new: create a new configuration file
+ */
+
+static int
+weechat_lua_api_config_new (lua_State *L)
+{
+    const char *name, *function, *data;
+    char *result;
+
+    API_FUNC(1, "config_new", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_config_new (weechat_lua_plugin,
+                                                       lua_current_script,
+                                                       name,
+                                                       &weechat_lua_api_config_reload_cb,
+                                                       function,
+                                                       data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_config_read_cb: callback for reading option in section
+ */
+
+int
+weechat_lua_api_config_read_cb (void *data,
+                                struct t_config_file *config_file,
+                                struct t_config_section *section,
+                                const char *option_name, const char *value)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[5];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(config_file);
+        func_argv[2] = API_PTR2STR(section);
+        func_argv[3] = (option_name) ? (char *)option_name : empty_arg;
+        func_argv[4] = (value) ? (char *)value : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_CONFIG_OPTION_SET_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+        if (func_argv[2])
+            free (func_argv[2]);
+
+        return ret;
+    }
+
+    return WEECHAT_CONFIG_OPTION_SET_ERROR;
+}
+
+/*
+ * weechat_lua_api_config_section_write_cb: callback for writing section
+ */
+
+int
+weechat_lua_api_config_section_write_cb (void *data,
+                                         struct t_config_file *config_file,
+                                         const char *section_name)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(config_file);
+        func_argv[2] = (section_name) ? (char *)section_name : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_CONFIG_WRITE_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_CONFIG_WRITE_ERROR;
+}
+
+/*
+ * weechat_lua_api_config_section_write_default_cb: callback for writing
+ *                                                  default values for section
+ */
+
+int
+weechat_lua_api_config_section_write_default_cb (void *data,
+                                                 struct t_config_file *config_file,
+                                                 const char *section_name)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(config_file);
+        func_argv[2] = (section_name) ? (char *)section_name : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_CONFIG_WRITE_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_CONFIG_WRITE_ERROR;
+}
+
+/*
+ * weechat_lua_api_config_section_create_option_cb: callback to create an option
+ */
+
+int
+weechat_lua_api_config_section_create_option_cb (void *data,
+                                                 struct t_config_file *config_file,
+                                                 struct t_config_section *section,
+                                                 const char *option_name,
+                                                 const char *value)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[5];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(config_file);
+        func_argv[2] = API_PTR2STR(section);
+        func_argv[3] = (option_name) ? (char *)option_name : empty_arg;
+        func_argv[4] = (value) ? (char *)value : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_CONFIG_OPTION_SET_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+        if (func_argv[2])
+            free (func_argv[2]);
+
+        return ret;
+    }
+
+    return WEECHAT_CONFIG_OPTION_SET_ERROR;
+}
+
+/*
+ * weechat_lua_api_config_section_delete_option_cb: callback to delete an option
+ */
+
+int
+weechat_lua_api_config_section_delete_option_cb (void *data,
+                                                 struct t_config_file *config_file,
+                                                 struct t_config_section *section,
+                                                 struct t_config_option *option)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[4];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(config_file);
+        func_argv[2] = API_PTR2STR(section);
+        func_argv[3] = API_PTR2STR(option);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_CONFIG_OPTION_UNSET_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+        if (func_argv[2])
+            free (func_argv[2]);
+        if (func_argv[3])
+            free (func_argv[3]);
+
+        return ret;
+    }
+
+    return WEECHAT_CONFIG_OPTION_UNSET_ERROR;
+}
+
+/*
+ * weechat_lua_api_config_new_section: create a new section in configuration file
+ */
+
+static int
+weechat_lua_api_config_new_section (lua_State *L)
+{
+    const char *config_file, *name, *function_read, *data_read;
+    const char *function_write, *data_write, *function_write_default;
+    const char *data_write_default, *function_create_option;
+    const char *data_create_option, *function_delete_option;
+    const char *data_delete_option;
+    char *result;
+    int user_can_add_options, user_can_delete_options;
+
+    API_FUNC(1, "config_new_section", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 14)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    config_file = lua_tostring (lua_current_interpreter, -14);
+    name = lua_tostring (lua_current_interpreter, -13);
+    user_can_add_options = lua_tonumber (lua_current_interpreter, -12);
+    user_can_delete_options = lua_tonumber (lua_current_interpreter, -11);
+    function_read = lua_tostring (lua_current_interpreter, -10);
+    data_read = lua_tostring (lua_current_interpreter, -9);
+    function_write = lua_tostring (lua_current_interpreter, -8);
+    data_write = lua_tostring (lua_current_interpreter, -7);
+    function_write_default = lua_tostring (lua_current_interpreter, -6);
+    data_write_default = lua_tostring (lua_current_interpreter, -5);
+    function_create_option = lua_tostring (lua_current_interpreter, -4);
+    data_create_option = lua_tostring (lua_current_interpreter, -3);
+    function_delete_option = lua_tostring (lua_current_interpreter, -2);
+    data_delete_option = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_config_new_section (weechat_lua_plugin,
+                                                               lua_current_script,
+                                                               API_STR2PTR(config_file),
+                                                               name,
+                                                               user_can_add_options,
+                                                               user_can_delete_options,
+                                                               &weechat_lua_api_config_read_cb,
+                                                               function_read,
+                                                               data_read,
+                                                               &weechat_lua_api_config_section_write_cb,
+                                                               function_write,
+                                                               data_write,
+                                                               &weechat_lua_api_config_section_write_default_cb,
+                                                               function_write_default,
+                                                               data_write_default,
+                                                               &weechat_lua_api_config_section_create_option_cb,
+                                                               function_create_option,
+                                                               data_create_option,
+                                                               &weechat_lua_api_config_section_delete_option_cb,
+                                                               function_delete_option,
+                                                               data_delete_option));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_config_search_section: search a section in configuration file
+ */
+
+static int
+weechat_lua_api_config_search_section (lua_State *L)
+{
+    const char *config_file, *section_name;
+    char *result;
+
+    API_FUNC(1, "config_search_section", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    config_file = lua_tostring (lua_current_interpreter, -2);
+    section_name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_config_search_section (API_STR2PTR(config_file),
+                                                        section_name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_config_option_check_value_cb: callback for checking new
+ *                                               value for option
+ */
+
+int
+weechat_lua_api_config_option_check_value_cb (void *data,
+                                              struct t_config_option *option,
+                                              const char *value)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(option);
+        func_argv[2] = (value) ? (char *)value : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = 0;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return 0;
+}
+
+/*
+ * weechat_lua_api_config_option_change_cb: callback for option changed
+ */
+
+void
+weechat_lua_api_config_option_change_cb (void *data,
+                                         struct t_config_option *option)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char empty_arg[1] = { '\0' };
+    int *rc;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(option);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ss", func_argv);
+
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        if (rc)
+            free (rc);
+    }
+}
+
+/*
+ * weechat_lua_api_config_option_delete_cb: callback when option is deleted
+ */
+
+void
+weechat_lua_api_config_option_delete_cb (void *data,
+                                         struct t_config_option *option)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char empty_arg[1] = { '\0' };
+    int *rc;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(option);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ss", func_argv);
+
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        if (rc)
+            free (rc);
+    }
+}
+
+/*
+ * weechat_lua_api_config_new_option: create a new option in section
+ */
+
+static int
+weechat_lua_api_config_new_option (lua_State *L)
+{
+    const char *config_file, *section, *name, *type, *description;
+    const char *string_values, *default_value, *value;
+    const char *function_check_value, *data_check_value, *function_change;
+    const char *data_change, *function_delete, *data_delete;
+    char *result;
+    int min, max, null_value_allowed;
+
+    API_FUNC(1, "config_new_option", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 17)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    config_file = lua_tostring (lua_current_interpreter, -17);
+    section = lua_tostring (lua_current_interpreter, -16);
+    name = lua_tostring (lua_current_interpreter, -15);
+    type = lua_tostring (lua_current_interpreter, -14);
+    description = lua_tostring (lua_current_interpreter, -13);
+    string_values = lua_tostring (lua_current_interpreter, -12);
+    min = lua_tonumber (lua_current_interpreter, -11);
+    max = lua_tonumber (lua_current_interpreter, -10);
+    default_value = lua_tostring (lua_current_interpreter, -9);
+    value = lua_tostring (lua_current_interpreter, -8);
+    null_value_allowed = lua_tonumber (lua_current_interpreter, -7);
+    function_check_value = lua_tostring (lua_current_interpreter, -6);
+    data_check_value = lua_tostring (lua_current_interpreter, -5);
+    function_change = lua_tostring (lua_current_interpreter, -4);
+    data_change = lua_tostring (lua_current_interpreter, -3);
+    function_delete = lua_tostring (lua_current_interpreter, -2);
+    data_delete = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_config_new_option (weechat_lua_plugin,
+                                                              lua_current_script,
+                                                              API_STR2PTR(config_file),
+                                                              API_STR2PTR(section),
+                                                              name,
+                                                              type,
+                                                              description,
+                                                              string_values,
+                                                              min,
+                                                              max,
+                                                              default_value,
+                                                              value,
+                                                              null_value_allowed,
+                                                              &weechat_lua_api_config_option_check_value_cb,
+                                                              function_check_value,
+                                                              data_check_value,
+                                                              &weechat_lua_api_config_option_change_cb,
+                                                              function_change,
+                                                              data_change,
+                                                              &weechat_lua_api_config_option_delete_cb,
+                                                              function_delete,
+                                                              data_delete));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_config_search_option: search option in configuration file or section
+ */
+
+static int
+weechat_lua_api_config_search_option (lua_State *L)
+{
+    const char *config_file, *section, *option_name;
+    char *result;
+
+    API_FUNC(1, "config_search_option", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    config_file = lua_tostring (lua_current_interpreter, -3);
+    section = lua_tostring (lua_current_interpreter, -2);
+    option_name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_config_search_option (API_STR2PTR(config_file),
+                                                       API_STR2PTR(section),
+                                                       option_name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_config_string_to_boolean: return boolean value of a string
+ */
+
+static int
+weechat_lua_api_config_string_to_boolean (lua_State *L)
+{
+    const char *text;
+    int value;
+
+    API_FUNC(1, "config_string_to_boolean", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    text = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_string_to_boolean (text);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_option_reset: reset option with default value
+ */
+
+static int
+weechat_lua_api_config_option_reset (lua_State *L)
+{
+    const char *option;
+    int run_callback, rc;
+
+    API_FUNC(1, "config_option_reset", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -2);
+    run_callback = lua_tonumber (lua_current_interpreter, -1);
+
+    rc = weechat_config_option_reset (API_STR2PTR(option),
+                                      run_callback);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_option_set: set new value for option
+ */
+
+static int
+weechat_lua_api_config_option_set (lua_State *L)
+{
+    const char *option, *new_value;
+    int run_callback, rc;
+
+    API_FUNC(1, "config_option_set", API_RETURN_INT(WEECHAT_CONFIG_OPTION_SET_ERROR));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(WEECHAT_CONFIG_OPTION_SET_ERROR));
+
+    option = lua_tostring (lua_current_interpreter, -3);
+    new_value = lua_tostring (lua_current_interpreter, -2);
+    run_callback = lua_tonumber (lua_current_interpreter, -1);
+
+    rc = weechat_config_option_set (API_STR2PTR(option),
+                                    new_value,
+                                    run_callback);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_option_set_null: set null (undefined) value for
+ *                                         option
+ */
+
+static int
+weechat_lua_api_config_option_set_null (lua_State *L)
+{
+    const char *option;
+    int run_callback, rc;
+
+    API_FUNC(1, "config_option_set_null", API_RETURN_INT(WEECHAT_CONFIG_OPTION_SET_ERROR));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(WEECHAT_CONFIG_OPTION_SET_ERROR));
+
+    option = lua_tostring (lua_current_interpreter, -2);
+    run_callback = lua_tonumber (lua_current_interpreter, -1);
+
+    rc = weechat_config_option_set_null (API_STR2PTR(option),
+                                         run_callback);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_option_unset: unset an option
+ */
+
+static int
+weechat_lua_api_config_option_unset (lua_State *L)
+{
+    const char *option;
+    int rc;
+
+    API_FUNC(1, "config_option_unset", API_RETURN_INT(WEECHAT_CONFIG_OPTION_UNSET_ERROR));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(WEECHAT_CONFIG_OPTION_UNSET_ERROR));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    rc = weechat_config_option_unset (API_STR2PTR(option));
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_option_rename: rename an option
+ */
+
+static int
+weechat_lua_api_config_option_rename (lua_State *L)
+{
+    const char *option, *new_name;
+
+    API_FUNC(1, "config_option_rename", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    option = lua_tostring (lua_current_interpreter, -2);
+    new_name = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_config_option_rename (API_STR2PTR(option),
+                                  new_name);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_option_is_null: return 1 if value of option is null
+ */
+
+static int
+weechat_lua_api_config_option_is_null (lua_State *L)
+{
+    const char *option;
+    int value;
+
+    API_FUNC(1, "config_option_is_null", API_RETURN_INT(1));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(1));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_option_is_null (API_STR2PTR(option));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_option_default_is_null: return 1 if default value of
+ *                                                option is null
+ */
+
+static int
+weechat_lua_api_config_option_default_is_null (lua_State *L)
+{
+    const char *option;
+    int value;
+
+    API_FUNC(1, "config_option_default_is_null", API_RETURN_INT(1));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(1));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_option_default_is_null (API_STR2PTR(option));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_boolean: return boolean value of option
+ */
+
+static int
+weechat_lua_api_config_boolean (lua_State *L)
+{
+    const char *option;
+    int value;
+
+    API_FUNC(1, "config_boolean", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_boolean (API_STR2PTR(option));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_boolean_default: return default boolean value of option
+ */
+
+static int
+weechat_lua_api_config_boolean_default (lua_State *L)
+{
+    const char *option;
+    int value;
+
+    API_FUNC(1, "config_boolean_default", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_boolean_default (API_STR2PTR(option));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_integer: return integer value of option
+ */
+
+static int
+weechat_lua_api_config_integer (lua_State *L)
+{
+    const char *option;
+    int value;
+
+    API_FUNC(1, "config_integer", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_integer (API_STR2PTR(option));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_integer_default: return default integer value of option
+ */
+
+static int
+weechat_lua_api_config_integer_default (lua_State *L)
+{
+    const char *option;
+    int value;
+
+    API_FUNC(1, "config_integer_default", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_config_integer_default (API_STR2PTR(option));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_config_string: return string value of option
+ */
+
+static int
+weechat_lua_api_config_string (lua_State *L)
+{
+    const char *option, *result;
+
+    API_FUNC(1, "config_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_config_string (API_STR2PTR(option));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_config_string_default: return default string value of option
+ */
+
+static int
+weechat_lua_api_config_string_default (lua_State *L)
+{
+    const char *option, *result;
+
+    API_FUNC(1, "config_string_default", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_config_string_default (API_STR2PTR(option));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_config_color: return color value of option
+ */
+
+static int
+weechat_lua_api_config_color (lua_State *L)
+{
+    const char *option, *result;
+
+    API_FUNC(1, "config_color", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_config_color (API_STR2PTR(option));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_config_color_default: return default color value of option
+ */
+
+static int
+weechat_lua_api_config_color_default (lua_State *L)
+{
+    const char *option, *result;
+
+    API_FUNC(1, "config_color_default", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_config_color_default (API_STR2PTR(option));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_config_write_option: write an option in configuration file
+ */
+
+static int
+weechat_lua_api_config_write_option (lua_State *L)
+{
+    const char *config_file, *option;
+
+    API_FUNC(1, "config_write_option", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    config_file = lua_tostring (lua_current_interpreter, -2);
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_config_write_option (API_STR2PTR(config_file),
+                                 API_STR2PTR(option));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_write_line: write a line in configuration file
+ */
+
+static int
+weechat_lua_api_config_write_line (lua_State *L)
+{
+    const char *config_file, *option_name, *value;
+
+    API_FUNC(1, "config_write_line", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    config_file = lua_tostring (lua_current_interpreter, -3);
+    option_name = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_config_write_line (API_STR2PTR(config_file),
+                               option_name,
+                               "%s",
+                               value);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_write: write configuration file
+ */
+
+static int
+weechat_lua_api_config_write (lua_State *L)
+{
+    const char *config_file;
+    int rc;
+
+    API_FUNC(1, "config_write", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    config_file = lua_tostring (lua_current_interpreter, -1);
+
+    rc = weechat_config_write (API_STR2PTR(config_file));
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_read: read configuration file
+ */
+
+static int
+weechat_lua_api_config_read (lua_State *L)
+{
+    const char *config_file;
+    int rc;
+
+    API_FUNC(1, "config_read", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    config_file = lua_tostring (lua_current_interpreter, -1);
+
+    rc = weechat_config_read (API_STR2PTR(config_file));
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_reload: reload configuration file
+ */
+
+static int
+weechat_lua_api_config_reload (lua_State *L)
+{
+    const char *config_file;
+    int rc;
+
+    API_FUNC(1, "config_reload", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    config_file = lua_tostring (lua_current_interpreter, -1);
+
+    rc = weechat_config_reload (API_STR2PTR(config_file));
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_option_free: free an option in configuration file
+ */
+
+static int
+weechat_lua_api_config_option_free (lua_State *L)
+{
+    const char *option;
+
+    API_FUNC(1, "config_option_free", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_config_option_free (weechat_lua_plugin,
+                                          lua_current_script,
+                                          API_STR2PTR(option));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_section_free_options: free all options of a section
+ *                                              in configuration file
+ */
+
+static int
+weechat_lua_api_config_section_free_options (lua_State *L)
+{
+    const char *section;
+
+    API_FUNC(1, "config_section_free_options", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    section = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_config_section_free_options (weechat_lua_plugin,
+                                                   lua_current_script,
+                                                   API_STR2PTR(section));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_section_free: free section in configuration file
+ */
+
+static int
+weechat_lua_api_config_section_free (lua_State *L)
+{
+    const char *section;
+
+    API_FUNC(1, "config_section_free", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    section = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_config_section_free (weechat_lua_plugin,
+                                           lua_current_script,
+                                           API_STR2PTR(section));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_free: free configuration file
+ */
+
+static int
+weechat_lua_api_config_free (lua_State *L)
+{
+    const char *config_file;
+
+    API_FUNC(1, "config_free", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    config_file = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_config_free (weechat_lua_plugin,
+                                   lua_current_script,
+                                   API_STR2PTR(config_file));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_get: get config option
+ */
+
+static int
+weechat_lua_api_config_get (lua_State *L)
+{
+    const char *option;
+    char *result;
+
+    API_FUNC(1, "config_get", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_config_get (option));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_config_get_plugin: get value of a plugin option
+ */
+
+static int
+weechat_lua_api_config_get_plugin (lua_State *L)
+{
+    const char *option, *result;
+
+    API_FUNC(1, "config_get_plugin", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    result = plugin_script_api_config_get_plugin (weechat_lua_plugin,
+                                                  lua_current_script,
+                                                  option);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_config_is_set_plugin: check if a plugin option is set
+ */
+
+static int
+weechat_lua_api_config_is_set_plugin (lua_State *L)
+{
+    const char *option;
+    int rc;
+
+    API_FUNC(1, "config_is_set_plugin", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    rc = plugin_script_api_config_is_set_plugin (weechat_lua_plugin,
+                                                 lua_current_script,
+                                                 option);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_set_plugin: set value of a plugin option
+ */
+
+static int
+weechat_lua_api_config_set_plugin (lua_State *L)
+{
+    const char *option, *value;
+    int rc;
+
+    API_FUNC(1, "config_set_plugin", API_RETURN_INT(WEECHAT_CONFIG_OPTION_SET_ERROR));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(WEECHAT_CONFIG_OPTION_SET_ERROR));
+
+    option = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    rc = plugin_script_api_config_set_plugin (weechat_lua_plugin,
+                                              lua_current_script,
+                                              option,
+                                              value);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_config_set_desc_plugin: set description of a plugin option
+ */
+
+static int
+weechat_lua_api_config_set_desc_plugin (lua_State *L)
+{
+    const char *option, *description;
+
+    API_FUNC(1, "config_set_desc_plugin", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    option = lua_tostring (lua_current_interpreter, -2);
+    description = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_config_set_desc_plugin (weechat_lua_plugin,
+                                              lua_current_script,
+                                              option,
+                                              description);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_config_unset_plugin: unset plugin option
+ */
+
+static int
+weechat_lua_api_config_unset_plugin (lua_State *L)
+{
+    const char *option;
+    int rc;
+
+    API_FUNC(1, "config_unset_plugin", API_RETURN_INT(WEECHAT_CONFIG_OPTION_UNSET_ERROR));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(WEECHAT_CONFIG_OPTION_UNSET_ERROR));
+
+    option = lua_tostring (lua_current_interpreter, -1);
+
+    rc = plugin_script_api_config_unset_plugin (weechat_lua_plugin,
+                                                lua_current_script,
+                                                option);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_key_bind: bind key(s)
+ */
+
+static int
+weechat_lua_api_key_bind (lua_State *L)
+{
+    const char *context;
+    struct t_hashtable *hashtable;
+    int num_keys;
+
+    API_FUNC(1, "key_bind", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    context = lua_tostring (lua_current_interpreter, -2);
+    hashtable = weechat_lua_tohashtable (lua_current_interpreter, -1,
+                                         WEECHAT_SCRIPT_HASHTABLE_DEFAULT_SIZE);
+
+    num_keys = weechat_key_bind (context, hashtable);
+
+    if (hashtable)
+        weechat_hashtable_free (hashtable);
+
+    API_RETURN_INT(num_keys);
+}
+
+/*
+ * weechat_lua_api_key_unbind: unbind key(s)
+ */
+
+static int
+weechat_lua_api_key_unbind (lua_State *L)
+{
+    const char *context, *key;
+    int num_keys;
+
+    API_FUNC(1, "key_unbind", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    context = lua_tostring (lua_current_interpreter, -2);
+    key = lua_tostring (lua_current_interpreter, -1);
+
+    num_keys = weechat_key_unbind (context, key);
+
+    API_RETURN_INT(num_keys);
+}
+
+/*
+ * weechat_lua_api_prefix: get a prefix, used for display
+ */
+
+static int
+weechat_lua_api_prefix (lua_State *L)
+{
+    const char *prefix, *result;
+
+    API_FUNC(0, "prefix", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    prefix = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_prefix (prefix);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_color: get a color code, used for display
+ */
+
+static int
+weechat_lua_api_color (lua_State *L)
+{
+    const char *color, *result;
+
+    API_FUNC(0, "color", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    color = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_color (color);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_print: print message in a buffer
+ */
+
+static int
+weechat_lua_api_print (lua_State *L)
+{
+    const char *buffer, *message;
+
+    API_FUNC(0, "print", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    message = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_printf (weechat_lua_plugin,
+                              lua_current_script,
+                              API_STR2PTR(buffer),
+                              "%s", message);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_print_date_tags: print message in a buffer with optional
+ *                                  date and tags
+ */
+
+static int
+weechat_lua_api_print_date_tags (lua_State *L)
+{
+    const char *buffer, *tags, *message;
+    int date;
+
+    API_FUNC(1, "print_date_tags", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -4);
+    date = lua_tonumber (lua_current_interpreter, -3);
+    tags = lua_tostring (lua_current_interpreter, -2);
+    message = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_printf_date_tags (weechat_lua_plugin,
+                                        lua_current_script,
+                                        API_STR2PTR(buffer),
+                                        date,
+                                        tags,
+                                        "%s", message);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_print_y: print message in a buffer with free content
+ */
+
+static int
+weechat_lua_api_print_y (lua_State *L)
+{
+    const char *buffer, *message;
+    int y;
+
+    API_FUNC(1, "print_y", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    y = lua_tonumber (lua_current_interpreter, -2);
+    message = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_printf_y (weechat_lua_plugin,
+                                lua_current_script,
+                                API_STR2PTR(buffer),
+                                y,
+                                "%s", message);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_log_print: print message in WeeChat log file
+ */
+
+static int
+weechat_lua_api_log_print (lua_State *L)
+{
+    const char *message;
+
+    API_FUNC(1, "log_print", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    message = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_log_printf (weechat_lua_plugin,
+                                  lua_current_script,
+                                  "%s", message);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_hook_command_cb: callback for command hooked
+ */
+
+int
+weechat_lua_api_hook_command_cb (void *data, struct t_gui_buffer *buffer,
+                                 int argc, char **argv, char **argv_eol)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    /* make C compiler happy */
+    (void) argv;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(buffer);
+        func_argv[2] = (argc > 1) ? argv_eol[1] : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_command: hook a command
+ */
+
+static int
+weechat_lua_api_hook_command (lua_State *L)
+{
+    const char *command, *description, *args, *args_description, *completion;
+    const char *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_command", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 7)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    command = lua_tostring (lua_current_interpreter, -7);
+    description = lua_tostring (lua_current_interpreter, -6);
+    args = lua_tostring (lua_current_interpreter, -5);
+    args_description = lua_tostring (lua_current_interpreter, -4);
+    completion = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_command (weechat_lua_plugin,
+                                                         lua_current_script,
+                                                         command,
+                                                         description,
+                                                         args,
+                                                         args_description,
+                                                         completion,
+                                                         &weechat_lua_api_hook_command_cb,
+                                                         function,
+                                                         data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_command_run_cb: callback for command_run hooked
+ */
+
+int
+weechat_lua_api_hook_command_run_cb (void *data, struct t_gui_buffer *buffer,
+                                     const char *command)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(buffer);
+        func_argv[2] = (command) ? (char *)command : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_command_run: hook a command_run
+ */
+
+static int
+weechat_lua_api_hook_command_run (lua_State *L)
+{
+    const char *command, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_command_run", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    command = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_command_run (weechat_lua_plugin,
+                                                             lua_current_script,
+                                                             command,
+                                                             &weechat_lua_api_hook_command_run_cb,
+                                                             function,
+                                                             data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_timer_cb: callback for timer hooked
+ */
+
+int
+weechat_lua_api_hook_timer_cb (void *data, int remaining_calls)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char str_remaining_calls[32], empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        snprintf (str_remaining_calls, sizeof (str_remaining_calls),
+                  "%d", remaining_calls);
+
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = str_remaining_calls;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_timer: hook a timer
+ */
+
+static int
+weechat_lua_api_hook_timer (lua_State *L)
+{
+    int interval, align_second, max_calls;
+    const char *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_timer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 5)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    interval = lua_tonumber (lua_current_interpreter, -5);
+    align_second = lua_tonumber (lua_current_interpreter, -4);
+    max_calls = lua_tonumber (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_timer (weechat_lua_plugin,
+                                                       lua_current_script,
+                                                       interval,
+                                                       align_second,
+                                                       max_calls,
+                                                       &weechat_lua_api_hook_timer_cb,
+                                                       function,
+                                                       data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_fd_cb: callback for fd hooked
+ */
+
+int
+weechat_lua_api_hook_fd_cb (void *data, int fd)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char str_fd[32], empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        snprintf (str_fd, sizeof (str_fd), "%d", fd);
+
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = str_fd;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_fd: hook a fd
+ */
+
+static int
+weechat_lua_api_hook_fd (lua_State *L)
+{
+    int fd, read, write, exception;
+    const char *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_fd", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 6)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    fd = lua_tonumber (lua_current_interpreter, -6);
+    read = lua_tonumber (lua_current_interpreter, -5);
+    write = lua_tonumber (lua_current_interpreter, -4);
+    exception = lua_tonumber (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_fd (weechat_lua_plugin,
+                                                    lua_current_script,
+                                                    fd,
+                                                    read,
+                                                    write,
+                                                    exception,
+                                                    &weechat_lua_api_hook_fd_cb,
+                                                    function,
+                                                    data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_process_cb: callback for process hooked
+ */
+
+int
+weechat_lua_api_hook_process_cb (void *data,
+                                 const char *command, int return_code,
+                                 const char *out, const char *err)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[5];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (command) ? (char *)command : empty_arg;
+        func_argv[2] = &return_code;
+        func_argv[3] = (out) ? (char *)out : empty_arg;
+        func_argv[4] = (err) ? (char *)err : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ssiss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_process: hook a process
+ */
+
+static int
+weechat_lua_api_hook_process (lua_State *L)
+{
+    const char *command, *function, *data;
+    int timeout;
+    char *result;
+
+    API_FUNC(1, "hook_process", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    command = lua_tostring (lua_current_interpreter, -4);
+    timeout = lua_tonumber (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_process (weechat_lua_plugin,
+                                                         lua_current_script,
+                                                         command,
+                                                         timeout,
+                                                         &weechat_lua_api_hook_process_cb,
+                                                         function,
+                                                         data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_process_hashtable: hook a process with options in
+ *                                         a hashtable
+ */
+
+static int
+weechat_lua_api_hook_process_hashtable (lua_State *L)
+{
+    const char *command, *function, *data;
+    struct t_hashtable *options;
+    int timeout;
+    char *result;
+
+    API_FUNC(1, "hook_process_hashtable", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 5)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    command = lua_tostring (lua_current_interpreter, -5);
+    options = weechat_lua_tohashtable (lua_current_interpreter, -4,
+                                       WEECHAT_SCRIPT_HASHTABLE_DEFAULT_SIZE);
+    timeout = lua_tonumber (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_process_hashtable (weechat_lua_plugin,
+                                                                   lua_current_script,
+                                                                   command,
+                                                                   options,
+                                                                   timeout,
+                                                                   &weechat_lua_api_hook_process_cb,
+                                                                   function,
+                                                                   data));
+
+    if (options)
+        weechat_hashtable_free (options);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_connect_cb: callback for connect hooked
+ */
+
+int
+weechat_lua_api_hook_connect_cb (void *data, int status, int gnutls_rc,
+                                 const char *error, const char *ip_address)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[5];
+    char str_status[32], str_gnutls_rc[32];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        snprintf (str_status, sizeof (str_status), "%d", status);
+        snprintf (str_gnutls_rc, sizeof (str_gnutls_rc), "%d", gnutls_rc);
+
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = str_status;
+        func_argv[2] = str_gnutls_rc;
+        func_argv[3] = (ip_address) ? (char *)ip_address : empty_arg;
+        func_argv[4] = (error) ? (char *)error : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_connect: hook a connection
+ */
+
+static int
+weechat_lua_api_hook_connect (lua_State *L)
+{
+    const char *proxy, *address, *local_hostname, *function, *data;
+    int port, sock, ipv6;
+    char *result;
+
+    API_FUNC(1, "hook_connect", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 8)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    proxy = lua_tostring (lua_current_interpreter, -8);
+    address = lua_tostring (lua_current_interpreter, -7);
+    port = lua_tonumber (lua_current_interpreter, -6);
+    sock = lua_tonumber (lua_current_interpreter, -5);
+    ipv6 = lua_tonumber (lua_current_interpreter, -4);
+    local_hostname = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_connect (weechat_lua_plugin,
+                                                         lua_current_script,
+                                                         proxy,
+                                                         address,
+                                                         port,
+                                                         sock,
+                                                         ipv6,
+                                                         NULL, /* gnutls session */
+                                                         NULL, /* gnutls callback */
+                                                         0,    /* gnutls DH key size */
+                                                         NULL, /* gnutls priorities */
+                                                         local_hostname,
+                                                         &weechat_lua_api_hook_connect_cb,
+                                                         function,
+                                                         data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_print_cb: callback for print hooked
+ */
+
+int
+weechat_lua_api_hook_print_cb (void *data, struct t_gui_buffer *buffer,
+                               time_t date,
+                               int tags_count, const char **tags,
+                               int displayed, int highlight,
+                               const char *prefix, const char *message)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[8];
+    char empty_arg[1] = { '\0' };
+    static char timebuffer[64];
+    int *rc, ret;
+
+    /* make C compiler happy */
+    (void) tags_count;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        snprintf (timebuffer, sizeof (timebuffer) - 1, "%ld", (long int)date);
+
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(buffer);
+        func_argv[2] = timebuffer;
+        func_argv[3] = weechat_string_build_with_split_string (tags, ",");
+        if (!func_argv[3])
+            func_argv[3] = strdup ("");
+        func_argv[4] = (displayed) ? strdup ("1") : strdup ("0");
+        func_argv[5] = (highlight) ? strdup ("1") : strdup ("0");
+        func_argv[6] = (prefix) ? (char *)prefix : empty_arg;
+        func_argv[7] = (message) ? (char *)message : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ssssssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+        if (func_argv[3])
+            free (func_argv[3]);
+        if (func_argv[4])
+            free (func_argv[4]);
+        if (func_argv[5])
+            free (func_argv[5]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_print: hook a print
+ */
+
+static int
+weechat_lua_api_hook_print (lua_State *L)
+{
+    const char *buffer, *tags, *message, *function, *data;
+    char *result;
+    int strip_colors;
+
+    API_FUNC(1, "hook_print", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 6)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -6);
+    tags = lua_tostring (lua_current_interpreter, -5);
+    message = lua_tostring (lua_current_interpreter, -4);
+    strip_colors = lua_tonumber (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_print (weechat_lua_plugin,
+                                                       lua_current_script,
+                                                       API_STR2PTR(buffer),
+                                                       tags,
+                                                       message,
+                                                       strip_colors,
+                                                       &weechat_lua_api_hook_print_cb,
+                                                       function,
+                                                       data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_signal_cb: callback for signal hooked
+ */
+
+int
+weechat_lua_api_hook_signal_cb (void *data, const char *signal,
+                                const char *type_data, void *signal_data)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    static char value_str[64];
+    int *rc, ret, free_needed;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (signal) ? (char *)signal : empty_arg;
+        free_needed = 0;
+        if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_STRING) == 0)
+        {
+            func_argv[2] = (signal_data) ? (char *)signal_data : empty_arg;
+        }
+        else if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_INT) == 0)
+        {
+            snprintf (value_str, sizeof (value_str) - 1,
+                      "%d", *((int *)signal_data));
+            func_argv[2] = value_str;
+        }
+        else if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_POINTER) == 0)
+        {
+            func_argv[2] = API_PTR2STR(signal_data);
+            free_needed = 1;
+        }
+        else
+            func_argv[2] = empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (free_needed && func_argv[2])
+            free (func_argv[2]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_signal: hook a signal
+ */
+
+static int
+weechat_lua_api_hook_signal (lua_State *L)
+{
+    const char *signal, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_signal", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    signal = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_signal (weechat_lua_plugin,
+                                                        lua_current_script,
+                                                        signal,
+                                                        &weechat_lua_api_hook_signal_cb,
+                                                        function,
+                                                        data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_signal_send: send a signal
+ */
+
+static int
+weechat_lua_api_hook_signal_send (lua_State *L)
+{
+    const char *signal, *type_data, *signal_data;
+    int number;
+
+    API_FUNC(1, "hook_signal_send", API_RETURN_ERROR);
+    signal_data = NULL;
+
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    signal = lua_tostring (lua_current_interpreter, -3);
+    type_data = lua_tostring (lua_current_interpreter, -2);
+
+    if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_STRING) == 0)
+    {
+        signal_data = lua_tostring (lua_current_interpreter, -1);
+        weechat_hook_signal_send (signal, type_data, (void *)signal_data);
+        API_RETURN_OK;
+    }
+    else if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_INT) == 0)
+    {
+        number = lua_tonumber (lua_current_interpreter, -1);
+        weechat_hook_signal_send (signal, type_data, &number);
+        API_RETURN_OK;
+    }
+    else if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_POINTER) == 0)
+    {
+        signal_data = lua_tostring (lua_current_interpreter, -1);
+        weechat_hook_signal_send (signal, type_data,
+                                  API_STR2PTR(signal_data));
+        API_RETURN_OK;
+    }
+
+    API_RETURN_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_hsignal_cb: callback for hsignal hooked
+ */
+
+int
+weechat_lua_api_hook_hsignal_cb (void *data, const char *signal,
+                                 struct t_hashtable *hashtable)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (signal) ? (char *)signal : empty_arg;
+        func_argv[2] = hashtable;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ssh", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_hsignal: hook a hsignal
+ */
+
+static int
+weechat_lua_api_hook_hsignal (lua_State *L)
+{
+    const char *signal, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_hsignal", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    signal = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_hsignal (weechat_lua_plugin,
+                                                         lua_current_script,
+                                                         signal,
+                                                         &weechat_lua_api_hook_hsignal_cb,
+                                                         function,
+                                                         data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_hsignal_send: send a hsignal
+ */
+
+static int
+weechat_lua_api_hook_hsignal_send (lua_State *L)
+{
+    const char *signal;
+    struct t_hashtable *hashtable;
+
+    API_FUNC(1, "hook_hsignal_send", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    signal = lua_tostring (lua_current_interpreter, -2);
+    hashtable = weechat_lua_tohashtable (lua_current_interpreter, -1,
+                                         WEECHAT_SCRIPT_HASHTABLE_DEFAULT_SIZE);
+
+    weechat_hook_hsignal_send (signal, hashtable);
+
+    if (hashtable)
+        weechat_hashtable_free (hashtable);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_hook_config_cb: callback for config option hooked
+ */
+
+int
+weechat_lua_api_hook_config_cb (void *data, const char *option,
+                                const char *value)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (option) ? (char *)option : empty_arg;
+        func_argv[2] = (value) ? (char *)value : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_config: hook a config option
+ */
+
+static int
+weechat_lua_api_hook_config (lua_State *L)
+{
+    const char *option, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_config", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    option = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_config (weechat_lua_plugin,
+                                                        lua_current_script,
+                                                        option,
+                                                        &weechat_lua_api_hook_config_cb,
+                                                        function,
+                                                        data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_completion_cb: callback for completion hooked
+ */
+
+int
+weechat_lua_api_hook_completion_cb (void *data, const char *completion_item,
+                                    struct t_gui_buffer *buffer,
+                                    struct t_gui_completion *completion)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[4];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (completion_item) ? (char *)completion_item : empty_arg;
+        func_argv[2] = API_PTR2STR(buffer);
+        func_argv[3] = API_PTR2STR(completion);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[2])
+            free (func_argv[2]);
+        if (func_argv[3])
+            free (func_argv[3]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_hook_completion: hook a completion
+ */
+
+static int
+weechat_lua_api_hook_completion (lua_State *L)
+{
+    const char *completion, *description, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_completion", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    completion = lua_tostring (lua_current_interpreter, -4);
+    description = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_completion (weechat_lua_plugin,
+                                                            lua_current_script,
+                                                            completion,
+                                                            description,
+                                                            &weechat_lua_api_hook_completion_cb,
+                                                            function,
+                                                            data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_completion_list_add: add a word to list for a completion
+ */
+
+static int
+weechat_lua_api_hook_completion_list_add (lua_State *L)
+{
+    const char *completion, *word, *where;
+    int nick_completion;
+
+    API_FUNC(1, "hook_completion_list_add", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    completion = lua_tostring (lua_current_interpreter, -4);
+    word = lua_tostring (lua_current_interpreter, -3);
+    nick_completion = lua_tonumber (lua_current_interpreter, -2);
+    where = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_hook_completion_list_add (API_STR2PTR(completion),
+                                      word,
+                                      nick_completion,
+                                      where);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_hook_modifier_cb: callback for modifier hooked
+ */
+
+char *
+weechat_lua_api_hook_modifier_cb (void *data, const char *modifier,
+                                  const char *modifier_data,
+                                  const char *string)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[4];
+    char empty_arg[1] = { '\0' };
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (modifier) ? (char *)modifier : empty_arg;
+        func_argv[2] = (modifier_data) ? (char *)modifier_data : empty_arg;
+        func_argv[3] = (string) ? (char *)string : empty_arg;
+
+        return (char *)weechat_lua_exec (script_callback->script,
+                                         WEECHAT_SCRIPT_EXEC_STRING,
+                                         script_callback->function,
+                                         "ssss", func_argv);
+    }
+
+    return NULL;
+}
+
+/*
+ * weechat_lua_api_hook_modifier: hook a modifier
+ */
+
+static int
+weechat_lua_api_hook_modifier (lua_State *L)
+{
+    const char *modifier, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_modifier", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    modifier = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_modifier (weechat_lua_plugin,
+                                                          lua_current_script,
+                                                          modifier,
+                                                          &weechat_lua_api_hook_modifier_cb,
+                                                          function,
+                                                          data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_modifier_exec: execute a modifier hook
+ */
+
+static int
+weechat_lua_api_hook_modifier_exec (lua_State *L)
+{
+    const char *modifier, *modifier_data, *string;
+    char *result;
+
+    API_FUNC(1, "hook_modifier_exec", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    modifier = lua_tostring (lua_current_interpreter, -3);
+    modifier_data = lua_tostring (lua_current_interpreter, -2);
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_hook_modifier_exec (modifier, modifier_data, string);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_info_cb: callback for info hooked
+ */
+
+const char *
+weechat_lua_api_hook_info_cb (void *data, const char *info_name,
+                              const char *arguments)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (info_name) ? (char *)info_name : empty_arg;
+        func_argv[2] = (arguments) ? (char *)arguments : empty_arg;
+
+        return (const char *)weechat_lua_exec (script_callback->script,
+                                               WEECHAT_SCRIPT_EXEC_STRING,
+                                               script_callback->function,
+                                               "sss", func_argv);
+    }
+
+    return NULL;
+}
+
+/*
+ * weechat_lua_api_hook_info: hook an info
+ */
+
+static int
+weechat_lua_api_hook_info (lua_State *L)
+{
+    const char *info_name, *description, *args_description, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_info", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 5)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    info_name = lua_tostring (lua_current_interpreter, -5);
+    description = lua_tostring (lua_current_interpreter, -4);
+    args_description = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_info (weechat_lua_plugin,
+                                                      lua_current_script,
+                                                      info_name,
+                                                      description,
+                                                      args_description,
+                                                      &weechat_lua_api_hook_info_cb,
+                                                      function,
+                                                      data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_info_hashtable_cb: callback for info_hashtable hooked
+ */
+
+struct t_hashtable *
+weechat_lua_api_hook_info_hashtable_cb (void *data, const char *info_name,
+                                        struct t_hashtable *hashtable)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (info_name) ? (char *)info_name : empty_arg;
+        func_argv[2] = hashtable;
+
+        return (struct t_hashtable *)weechat_lua_exec (script_callback->script,
+                                                       WEECHAT_SCRIPT_EXEC_HASHTABLE,
+                                                       script_callback->function,
+                                                       "ssh", func_argv);
+    }
+
+    return NULL;
+}
+
+/*
+ * weechat_lua_api_hook_info_hashtable: hook an info_hashtable
+ */
+
+static int
+weechat_lua_api_hook_info_hashtable (lua_State *L)
+{
+    const char *info_name, *description, *args_description;
+    const char *output_description, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_info_hashtable", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 6)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    info_name = lua_tostring (lua_current_interpreter, -6);
+    description = lua_tostring (lua_current_interpreter, -5);
+    args_description = lua_tostring (lua_current_interpreter, -4);
+    output_description = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_info_hashtable (weechat_lua_plugin,
+                                                                lua_current_script,
+                                                                info_name,
+                                                                description,
+                                                                args_description,
+                                                                output_description,
+                                                                &weechat_lua_api_hook_info_hashtable_cb,
+                                                                function,
+                                                                data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_infolist_cb: callback for infolist hooked
+ */
+
+struct t_infolist *
+weechat_lua_api_hook_infolist_cb (void *data, const char *info_name,
+                                  void *pointer, const char *arguments)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[4];
+    char empty_arg[1] = { '\0' };
+    struct t_infolist *result;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = (info_name) ? (char *)info_name : empty_arg;
+        func_argv[2] = API_PTR2STR(pointer);
+        func_argv[3] = (arguments) ? (char *)arguments : empty_arg;
+
+        result = (struct t_infolist *)weechat_lua_exec (script_callback->script,
+                                                        WEECHAT_SCRIPT_EXEC_STRING,
+                                                        script_callback->function,
+                                                        "ssss", func_argv);
+
+        if (func_argv[2])
+            free (func_argv[2]);
+
+        return result;
+    }
+
+    return NULL;
+}
+
+/*
+ * weechat_lua_api_hook_infolist: hook an infolist
+ */
+
+static int
+weechat_lua_api_hook_infolist (lua_State *L)
+{
+    const char *infolist_name, *description, *pointer_description;
+    const char *args_description, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_infolist", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 6)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist_name = lua_tostring (lua_current_interpreter, -6);
+    description = lua_tostring (lua_current_interpreter, -5);
+    pointer_description = lua_tostring (lua_current_interpreter, -4);
+    args_description = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_infolist (weechat_lua_plugin,
+                                                          lua_current_script,
+                                                          infolist_name,
+                                                          description,
+                                                          pointer_description,
+                                                          args_description,
+                                                          &weechat_lua_api_hook_infolist_cb,
+                                                          function,
+                                                          data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hook_focus_cb: callback for focus hooked
+ */
+
+struct t_hashtable *
+weechat_lua_api_hook_focus_cb (void *data,
+                               struct t_hashtable *info)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char empty_arg[1] = { '\0' };
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = info;
+
+        return (struct t_hashtable *)weechat_lua_exec (script_callback->script,
+                                                       WEECHAT_SCRIPT_EXEC_HASHTABLE,
+                                                       script_callback->function,
+                                                       "sh", func_argv);
+    }
+
+    return NULL;
+}
+
+/*
+ * weechat_lua_api_hook_focus: hook a focus
+ */
+
+static int
+weechat_lua_api_hook_focus (lua_State *L)
+{
+    const char *area, *function, *data;
+    char *result;
+
+    API_FUNC(1, "hook_focus", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    area = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_hook_focus (weechat_lua_plugin,
+                                                       lua_current_script,
+                                                       area,
+                                                       &weechat_lua_api_hook_focus_cb,
+                                                       function,
+                                                       data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_unhook: unhook something
+ */
+
+static int
+weechat_lua_api_unhook (lua_State *L)
+{
+    const char *hook;
+
+    API_FUNC(1, "unhook", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    hook = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_unhook (weechat_lua_plugin,
+                              lua_current_script,
+                              API_STR2PTR(hook));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_unhook_all: unhook all for script
+ */
+
+static int
+weechat_lua_api_unhook_all (lua_State *L)
+{
+    API_FUNC(1, "unhook_all", API_RETURN_ERROR);
+
+    plugin_script_api_unhook_all (weechat_lua_plugin, lua_current_script);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_buffer_input_data_cb: callback for input data in a buffer
+ */
+
+int
+weechat_lua_api_buffer_input_data_cb (void *data, struct t_gui_buffer *buffer,
+                                      const char *input_data)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(buffer);
+        func_argv[2] = (input_data) ? (char *)input_data : empty_arg;
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "sss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_buffer_close_cb: callback for buffer closed
+ */
+
+int
+weechat_lua_api_buffer_close_cb (void *data, struct t_gui_buffer *buffer)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[2];
+    char empty_arg[1] = { '\0' };
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(buffer);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_buffer_new: create a new buffer
+ */
+
+static int
+weechat_lua_api_buffer_new (lua_State *L)
+{
+    const char *name, *function_input, *data_input, *function_close;
+    const char *data_close;
+    char *result;
+
+    API_FUNC(1, "buffer_new", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 5)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -5);
+    function_input = lua_tostring (lua_current_interpreter, -4);
+    data_input = lua_tostring (lua_current_interpreter, -3);
+    function_close = lua_tostring (lua_current_interpreter, -2);
+    data_close = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_buffer_new (weechat_lua_plugin,
+                                                       lua_current_script,
+                                                       name,
+                                                       &weechat_lua_api_buffer_input_data_cb,
+                                                       function_input,
+                                                       data_input,
+                                                       &weechat_lua_api_buffer_close_cb,
+                                                       function_close,
+                                                       data_close));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_buffer_search: search a buffer
+ */
+
+static int
+weechat_lua_api_buffer_search (lua_State *L)
+{
+    const char *plugin, *name;
+    char *result;
+
+    API_FUNC(1, "buffer_search", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    plugin = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_buffer_search (plugin, name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_buffer_search_main: search main buffer (WeeChat core buffer)
+ */
+
+static int
+weechat_lua_api_buffer_search_main (lua_State *L)
+{
+    char *result;
+
+    API_FUNC(1, "buffer_search_main", API_RETURN_EMPTY);
+
+    result = API_PTR2STR(weechat_buffer_search_main ());
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_current_buffer: get current buffer
+ */
+
+static int
+weechat_lua_api_current_buffer (lua_State *L)
+{
+    char *result;
+
+    API_FUNC(1, "current_buffer", API_RETURN_EMPTY);
+
+    result = API_PTR2STR(weechat_current_buffer ());
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_buffer_clear: clear a buffer
+ */
+
+static int
+weechat_lua_api_buffer_clear (lua_State *L)
+{
+    const char *buffer;
+
+    API_FUNC(1, "buffer_clear", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_buffer_clear (API_STR2PTR(buffer));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_buffer_close: close a buffer
+ */
+
+static int
+weechat_lua_api_buffer_close (lua_State *L)
+{
+    const char *buffer;
+
+    API_FUNC(1, "buffer_close", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_buffer_close (weechat_lua_plugin,
+                                    lua_current_script,
+                                    API_STR2PTR(buffer));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_buffer_merge: merge a buffer to another buffer
+ */
+
+static int
+weechat_lua_api_buffer_merge (lua_State *L)
+{
+    const char *buffer, *target_buffer;
+
+    API_FUNC(1, "buffer_merge", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    target_buffer = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_buffer_merge (API_STR2PTR(buffer),
+                          API_STR2PTR(target_buffer));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_buffer_unmerge: unmerge a buffer from a group of merged
+ *                                 buffers
+ */
+
+static int
+weechat_lua_api_buffer_unmerge (lua_State *L)
+{
+    const char *buffer;
+    int number;
+
+    API_FUNC(1, "buffer_unmerge", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    number = lua_tonumber (lua_current_interpreter, -1);
+
+    weechat_buffer_unmerge (API_STR2PTR(buffer), number);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_buffer_get_integer: get a buffer property as integer
+ */
+
+static int
+weechat_lua_api_buffer_get_integer (lua_State *L)
+{
+    const char *buffer, *property;
+    int value;
+
+    API_FUNC(1, "buffer_get_integer", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_buffer_get_integer (API_STR2PTR(buffer),
+                                        property);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_buffer_get_string: get a buffer property as string
+ */
+
+static int
+weechat_lua_api_buffer_get_string (lua_State *L)
+{
+    const char *buffer, *property, *result;
+
+    API_FUNC(1, "buffer_get_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_buffer_get_string (API_STR2PTR(buffer),
+                                        property);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_buffer_get_pointer: get a buffer property as pointer
+ */
+
+static int
+weechat_lua_api_buffer_get_pointer (lua_State *L)
+{
+    const char *buffer, *property;
+    char *result;
+
+    API_FUNC(1, "buffer_get_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_buffer_get_pointer (API_STR2PTR(buffer),
+                                                     property));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_buffer_set: set a buffer property
+ */
+
+static int
+weechat_lua_api_buffer_set (lua_State *L)
+{
+    const char *buffer, *property, *value;
+
+    API_FUNC(1, "buffer_set", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    property = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_buffer_set (API_STR2PTR(buffer), property, value);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_buffer_string_replace_local_var: replace local variables ($var) in a string,
+ *                                                  using value of local variables
+ */
+
+static int
+weechat_lua_api_buffer_string_replace_local_var (lua_State *L)
+{
+    const char *buffer, *string;
+    char *result;
+
+    API_FUNC(1, "buffer_string_replace_local_var", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_buffer_string_replace_local_var (API_STR2PTR(buffer), string);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_buffer_match_list: return 1 if buffer matches list of buffers
+ */
+
+static int
+weechat_lua_api_buffer_match_list (lua_State *L)
+{
+    const char *buffer, *string;
+    int value;
+
+    API_FUNC(1, "buffer_match_list", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    string = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_buffer_match_list (API_STR2PTR(buffer),
+                                       string);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_current_window: get current window
+ */
+
+static int
+weechat_lua_api_current_window (lua_State *L)
+{
+    char *result;
+
+    API_FUNC(1, "current_window", API_RETURN_EMPTY);
+
+    result = API_PTR2STR(weechat_current_window ());
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_window_search_with_buffer: search a window with buffer
+ *                                            pointer
+ */
+
+static int
+weechat_lua_api_window_search_with_buffer (lua_State *L)
+{
+    const char *buffer;
+    char *result;
+
+    API_FUNC(1, "window_search_with_buffer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_window_search_with_buffer (API_STR2PTR(buffer)));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_window_get_integer: get a window property as integer
+ */
+
+static int
+weechat_lua_api_window_get_integer (lua_State *L)
+{
+    const char *window, *property;
+    int value;
+
+    API_FUNC(1, "window_get_integer", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    window = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_window_get_integer (API_STR2PTR(window),
+                                        property);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_window_get_string: get a window property as string
+ */
+
+static int
+weechat_lua_api_window_get_string (lua_State *L)
+{
+    const char *window, *property, *result;
+
+    API_FUNC(1, "window_get_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    window = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_window_get_string (API_STR2PTR(window),
+                                        property);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_window_get_pointer: get a window property as pointer
+ */
+
+static int
+weechat_lua_api_window_get_pointer (lua_State *L)
+{
+    const char *window, *property;
+    char *result;
+
+    API_FUNC(1, "window_get_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    window = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_window_get_pointer (API_STR2PTR(window),
+                                                     property));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_window_set_title: set window title
+ */
+
+static int
+weechat_lua_api_window_set_title (lua_State *L)
+{
+    const char *title;
+
+    API_FUNC(1, "window_set_title", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    title = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_window_set_title (title);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_nicklist_add_group: add a group in nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_add_group (lua_State *L)
+{
+    const char *buffer, *parent_group, *name, *color;
+    char *result;
+    int visible;
+
+    API_FUNC(1, "nicklist_add_group", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 5)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -5);
+    parent_group = lua_tostring (lua_current_interpreter, -4);
+    name = lua_tostring (lua_current_interpreter, -3);
+    color = lua_tostring (lua_current_interpreter, -2);
+    visible = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_nicklist_add_group (API_STR2PTR(buffer),
+                                                     API_STR2PTR(parent_group),
+                                                     name,
+                                                     color,
+                                                     visible));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_search_group: search a group in nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_search_group (lua_State *L)
+{
+    const char *buffer, *from_group, *name;
+    char *result;
+
+    API_FUNC(1, "nicklist_search_group", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    from_group = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_nicklist_search_group (API_STR2PTR(buffer),
+                                                        API_STR2PTR(from_group),
+                                                        name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_add_nick: add a nick in nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_add_nick (lua_State *L)
+{
+    const char *buffer, *group, *name, *color, *prefix, *prefix_color;
+    char *result;
+    int visible;
+
+    API_FUNC(1, "nicklist_add_nick", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 7)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -7);
+    group = lua_tostring (lua_current_interpreter, -6);
+    name = lua_tostring (lua_current_interpreter, -5);
+    color = lua_tostring (lua_current_interpreter, -4);
+    prefix = lua_tostring (lua_current_interpreter, -3);
+    prefix_color = lua_tostring (lua_current_interpreter, -2);
+    visible = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_nicklist_add_nick (API_STR2PTR(buffer),
+                                                    API_STR2PTR(group),
+                                                    name,
+                                                    color,
+                                                    prefix,
+                                                    prefix_color,
+                                                    visible));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_search_nick: search a nick in nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_search_nick (lua_State *L)
+{
+    const char *buffer, *from_group, *name;
+    char *result;
+
+    API_FUNC(1, "nicklist_search_nick", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    from_group = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_nicklist_search_nick (API_STR2PTR(buffer),
+                                                       API_STR2PTR(from_group),
+                                                       name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_remove_group: remove a group from nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_remove_group (lua_State *L)
+{
+    const char *buffer, *group;
+
+    API_FUNC(1, "nicklist_remove_group", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    group = lua_tostring (lua_current_interpreter, -2);
+
+    weechat_nicklist_remove_group (API_STR2PTR(buffer),
+                                   API_STR2PTR(group));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_nicklist_remove_nick: remove a nick from nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_remove_nick (lua_State *L)
+{
+    const char *buffer, *nick;
+
+    API_FUNC(1, "nicklist_remove_nick", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    nick = lua_tostring (lua_current_interpreter, -2);
+
+    weechat_nicklist_remove_nick (API_STR2PTR(buffer),
+                                  API_STR2PTR(nick));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_nicklist_remove_all: remove all groups/nicks from nicklist
+ */
+
+static int
+weechat_lua_api_nicklist_remove_all (lua_State *L)
+{
+    const char *buffer;
+
+    API_FUNC(1, "nicklist_remove_all", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+
+    weechat_nicklist_remove_all (API_STR2PTR(buffer));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_nicklist_group_get_integer: get a group property as integer
+ */
+
+static int
+weechat_lua_api_nicklist_group_get_integer (lua_State *L)
+{
+    const char *buffer, *group, *property;
+    int value;
+
+    API_FUNC(1, "nicklist_group_get_integer", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    group = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_nicklist_group_get_integer (API_STR2PTR(buffer),
+                                                API_STR2PTR(group),
+                                                property);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_nicklist_group_get_string: get a group property as string
+ */
+
+static int
+weechat_lua_api_nicklist_group_get_string (lua_State *L)
+{
+    const char *buffer, *group, *property, *result;
+
+    API_FUNC(1, "nicklist_group_get_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    group = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_nicklist_group_get_string (API_STR2PTR(buffer),
+                                                API_STR2PTR(group),
+                                                property);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_group_get_pointer: get a group property as pointer
+ */
+
+static int
+weechat_lua_api_nicklist_group_get_pointer (lua_State *L)
+{
+    const char *buffer, *group, *property;
+    char *result;
+
+    API_FUNC(1, "nicklist_group_get_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    group = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_nicklist_group_get_pointer (API_STR2PTR(buffer),
+                                                             API_STR2PTR(group),
+                                                             property));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_group_set: set a group property
+ */
+
+static int
+weechat_lua_api_nicklist_group_set (lua_State *L)
+{
+    const char *buffer, *group, *property, *value;
+
+    API_FUNC(1, "nicklist_group_set", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -4);
+    group = lua_tostring (lua_current_interpreter, -3);
+    property = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_nicklist_group_set (API_STR2PTR(buffer),
+                                API_STR2PTR(group),
+                                property,
+                                value);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_nicklist_nick_get_integer: get a nick property as integer
+ */
+
+static int
+weechat_lua_api_nicklist_nick_get_integer (lua_State *L)
+{
+    const char *buffer, *nick, *property;
+    int value;
+
+    API_FUNC(1, "nicklist_nick_get_integer", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    nick = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_nicklist_nick_get_integer (API_STR2PTR(buffer),
+                                               API_STR2PTR(nick),
+                                               property);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_nicklist_nick_get_string: get a nick property as string
+ */
+
+static int
+weechat_lua_api_nicklist_nick_get_string (lua_State *L)
+{
+    const char *buffer, *nick, *property, *result;
+
+    API_FUNC(1, "nicklist_nick_get_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    nick = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_nicklist_nick_get_string (API_STR2PTR(buffer),
+                                               API_STR2PTR(nick),
+                                               property);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_nick_get_pointer: get a nick property as pointer
+ */
+
+static int
+weechat_lua_api_nicklist_nick_get_pointer (lua_State *L)
+{
+    const char *buffer, *nick, *property;
+    char *result;
+
+    API_FUNC(1, "nicklist_nick_get_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -3);
+    nick = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_nicklist_nick_get_pointer (API_STR2PTR(buffer),
+                                                            API_STR2PTR(nick),
+                                                            property));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_nicklist_nick_set: set a nick property
+ */
+
+static int
+weechat_lua_api_nicklist_nick_set (lua_State *L)
+{
+    const char *buffer, *nick, *property, *value;
+
+    API_FUNC(1, "nicklist_nick_set", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 4)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    buffer = lua_tostring (lua_current_interpreter, -4);
+    nick = lua_tostring (lua_current_interpreter, -3);
+    property = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_nicklist_nick_set (API_STR2PTR(buffer),
+                               API_STR2PTR(nick),
+                               property,
+                               value);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_bar_item_search: search a bar item
+ */
+
+static int
+weechat_lua_api_bar_item_search (lua_State *L)
+{
+    const char *name;
+    char *result;
+
+    API_FUNC(1, "bar_item_search", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_bar_item_search (name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_bar_item_build_cb: callback for building bar item
+ */
+
+char *
+weechat_lua_api_bar_item_build_cb (void *data, struct t_gui_bar_item *item,
+                                   struct t_gui_window *window)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[3];
+    char empty_arg[1] = { '\0' }, *ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(item);
+        func_argv[2] = API_PTR2STR(window);
+
+        ret = (char *)weechat_lua_exec (script_callback->script,
+                                        WEECHAT_SCRIPT_EXEC_STRING,
+                                        script_callback->function,
+                                        "sss", func_argv);
+
+        if (func_argv[1])
+            free (func_argv[1]);
+        if (func_argv[2])
+            free (func_argv[2]);
+
+        return ret;
+    }
+
+    return NULL;
+}
+
+/*
+ * weechat_lua_api_bar_item_new: add a new bar item
+ */
+
+static int
+weechat_lua_api_bar_item_new (lua_State *L)
+{
+    const char *name, *function, *data;
+    char *result;
+
+    API_FUNC(1, "bar_item_new", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(plugin_script_api_bar_item_new (weechat_lua_plugin,
+                                                         lua_current_script,
+                                                         name,
+                                                         &weechat_lua_api_bar_item_build_cb,
+                                                         function,
+                                                         data));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_bar_item_update: update a bar item on screen
+ */
+
+static int
+weechat_lua_api_bar_item_update (lua_State *L)
+{
+    const char *name;
+
+    API_FUNC(1, "bar_item_update", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_bar_item_update (name);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_bar_item_remove: remove a bar item
+ */
+
+static int
+weechat_lua_api_bar_item_remove (lua_State *L)
+{
+    const char *item;
+
+    API_FUNC(1, "bar_item_remove", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    item = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_bar_item_remove (weechat_lua_plugin,
+                                       lua_current_script,
+                                       API_STR2PTR(item));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_bar_search: search a bar
+ */
+
+static int
+weechat_lua_api_bar_search (lua_State *L)
+{
+    const char *name;
+    char *result;
+
+    API_FUNC(1, "bar_search", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_bar_search (name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_bar_new: add a new bar
+ */
+
+static int
+weechat_lua_api_bar_new (lua_State *L)
+{
+    const char *name, *hidden, *priority, *type, *conditions, *position;
+    const char *filling_top_bottom, *filling_left_right, *size, *size_max;
+    const char *color_fg, *color_delim, *color_bg, *separator, *items;
+    char *result;
+
+    API_FUNC(1, "bar_new", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 15)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -15);
+    hidden = lua_tostring (lua_current_interpreter, -14);
+    priority = lua_tostring (lua_current_interpreter, -13);
+    type = lua_tostring (lua_current_interpreter, -12);
+    conditions = lua_tostring (lua_current_interpreter, -11);
+    position = lua_tostring (lua_current_interpreter, -10);
+    filling_top_bottom = lua_tostring (lua_current_interpreter, -9);
+    filling_left_right = lua_tostring (lua_current_interpreter, -8);
+    size = lua_tostring (lua_current_interpreter, -7);
+    size_max = lua_tostring (lua_current_interpreter, -6);
+    color_fg = lua_tostring (lua_current_interpreter, -5);
+    color_delim = lua_tostring (lua_current_interpreter, -4);
+    color_bg = lua_tostring (lua_current_interpreter, -3);
+    separator = lua_tostring (lua_current_interpreter, -2);
+    items = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_bar_new (name,
+                                          hidden,
+                                          priority,
+                                          type,
+                                          conditions,
+                                          position,
+                                          filling_top_bottom,
+                                          filling_left_right,
+                                          size,
+                                          size_max,
+                                          color_fg,
+                                          color_delim,
+                                          color_bg,
+                                          separator,
+                                          items));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_bar_set: set a bar property
+ */
+
+static int
+weechat_lua_api_bar_set (lua_State *L)
+{
+    const char *bar, *property, *value;
+
+    API_FUNC(1, "bar_set", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    bar = lua_tostring (lua_current_interpreter, -3);
+    property = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_bar_set (API_STR2PTR(bar),
+                     property,
+                     value);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_bar_update: update a bar on screen
+ */
+
+static int
+weechat_lua_api_bar_update (lua_State *L)
+{
+    const char *name;
+
+    API_FUNC(1, "bar_update", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_bar_update (name);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_bar_remove: remove a bar
+ */
+
+static int
+weechat_lua_api_bar_remove (lua_State *L)
+{
+    const char *bar;
+
+    API_FUNC(1, "bar_remove", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    bar = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_bar_remove (API_STR2PTR(bar));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_command: send command to server
+ */
+
+static int
+weechat_lua_api_command (lua_State *L)
+{
+    const char *buffer, *command;
+
+    API_FUNC(1, "command", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    buffer = lua_tostring (lua_current_interpreter, -2);
+    command = lua_tostring (lua_current_interpreter, -1);
+
+    plugin_script_api_command (weechat_lua_plugin,
+                               lua_current_script,
+                               API_STR2PTR(buffer),
+                               command);
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_info_get: get info (as string)
+ */
+
+static int
+weechat_lua_api_info_get (lua_State *L)
+{
+    const char *info_name, *arguments, *result;
+
+    API_FUNC(1, "info_get", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    info_name = lua_tostring (lua_current_interpreter, -2);
+    arguments = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_info_get (info_name, arguments);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_info_get_hashtable: get info (as hashtable)
+ */
+
+static int
+weechat_lua_api_info_get_hashtable (lua_State *L)
+{
+    const char *info_name;
+    struct t_hashtable *table, *result_hashtable;
+
+    API_FUNC(1, "info_get_hashtable", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    info_name = lua_tostring (lua_current_interpreter, -2);
+    table = weechat_lua_tohashtable (lua_current_interpreter, -1,
+                                     WEECHAT_SCRIPT_HASHTABLE_DEFAULT_SIZE);
+
+    result_hashtable = weechat_info_get_hashtable (info_name, table);
+
+    weechat_lua_pushhashtable (lua_current_interpreter, result_hashtable);
+
+    if (table)
+        weechat_hashtable_free (table);
+    if (result_hashtable)
+        weechat_hashtable_free (result_hashtable);
+
+    return 1;
+}
+
+/*
+ * weechat_lua_api_infolist_new: create new infolist
+ */
+
+static int
+weechat_lua_api_infolist_new (lua_State *L)
+{
+    char *result;
+
+    API_FUNC(1, "infolist_new", API_RETURN_EMPTY);
+
+    result = API_PTR2STR(weechat_infolist_new ());
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_new_item: create new item in infolist
+ */
+
+static int
+weechat_lua_api_infolist_new_item (lua_State *L)
+{
+    const char *infolist;
+    char *result;
+
+    API_FUNC(1, "infolist_new_item", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_new_item (API_STR2PTR(infolist)));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_new_var_integer: create new integer variable in
+ *                                           infolist
+ */
+
+static int
+weechat_lua_api_infolist_new_var_integer (lua_State *L)
+{
+    const char *infolist, *name;
+    char *result;
+    int value;
+
+    API_FUNC(1, "infolist_new_var_integer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -3);
+    name = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_new_var_integer (API_STR2PTR(infolist),
+                                                           name,
+                                                           value));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_new_var_string: create new string variable in
+ *                                          infolist
+ */
+
+static int
+weechat_lua_api_infolist_new_var_string (lua_State *L)
+{
+    const char *infolist, *name, *value;
+    char *result;
+
+    API_FUNC(1, "infolist_new_var_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -3);
+    name = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_new_var_string (API_STR2PTR(infolist),
+                                                          name,
+                                                          value));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_new_var_pointer: create new pointer variable in
+ *                                           infolist
+ */
+
+static int
+weechat_lua_api_infolist_new_var_pointer (lua_State *L)
+{
+    const char *infolist, *name, *value;
+    char *result;
+
+    API_FUNC(1, "infolist_new_var_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -3);
+    name = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_new_var_pointer (API_STR2PTR(infolist),
+                                                           name,
+                                                           API_STR2PTR(value)));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_new_var_time: create new time variable in infolist
+ */
+
+static int
+weechat_lua_api_infolist_new_var_time (lua_State *L)
+{
+    const char *infolist, *name;
+    char *result;
+    int value;
+
+    API_FUNC(1, "infolist_new_var_time", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -3);
+    name = lua_tostring (lua_current_interpreter, -2);
+    value = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_new_var_time (API_STR2PTR(infolist),
+                                                        name,
+                                                        value));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_get: get list with infos
+ */
+
+static int
+weechat_lua_api_infolist_get (lua_State *L)
+{
+    const char *name, *pointer, *arguments;
+    char *result;
+
+    API_FUNC(1, "infolist_get", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    arguments = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_get (name,
+                                               API_STR2PTR(pointer),
+                                               arguments));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_next: move item pointer to next item in infolist
+ */
+
+static int
+weechat_lua_api_infolist_next (lua_State *L)
+{
+    const char *infolist;
+    int value;
+
+    API_FUNC(1, "infolist_next", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_infolist_next (API_STR2PTR(infolist));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_infolist_prev: move item pointer to previous item in infolist
+ */
+
+static int
+weechat_lua_api_infolist_prev (lua_State *L)
+{
+    const char *infolist;
+    int value;
+
+    API_FUNC(1, "infolist_prev", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_infolist_prev (API_STR2PTR(infolist));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_infolist_reset_item_cursor: reset pointer to current item in
+ *                                             infolist
+ */
+
+static int
+weechat_lua_api_infolist_reset_item_cursor (lua_State *L)
+{
+    const char *infolist;
+
+    API_FUNC(1, "infolist_reset_item_cursor", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_infolist_reset_item_cursor (API_STR2PTR(infolist));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_infolist_fields: get list of fields for current item of infolist
+ */
+
+static int
+weechat_lua_api_infolist_fields (lua_State *L)
+{
+    const char *infolist, *result;
+
+    API_FUNC(1, "infolist_fields", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_infolist_fields (API_STR2PTR(infolist));
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_infolist_integer: get integer value of a variable in infolist
+ */
+
+static int
+weechat_lua_api_infolist_integer (lua_State *L)
+{
+    const char *infolist, *variable;
+    int value;
+
+    API_FUNC(1, "infolist_integer", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    infolist = lua_tostring (lua_current_interpreter, -2);
+    variable = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_infolist_integer (API_STR2PTR(infolist),
+                                      variable);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_infolist_string: get string value of a variable in infolist
+ */
+
+static int
+weechat_lua_api_infolist_string (lua_State *L)
+{
+    const char *infolist, *variable, *result;
+
+    API_FUNC(1, "infolist_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -2);
+    variable = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_infolist_string (API_STR2PTR(infolist),
+                                     variable);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_infolist_pointer: get pointer value of a variable in infolist
+ */
+
+static int
+weechat_lua_api_infolist_pointer (lua_State *L)
+{
+    const char *infolist, *variable;
+    char *result;
+
+    API_FUNC(1, "infolist_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -2);
+    variable = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_infolist_pointer (API_STR2PTR(infolist),
+                                                   variable));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_time: get time value of a variable in infolist
+ */
+
+static int
+weechat_lua_api_infolist_time (lua_State *L)
+{
+    const char *infolist, *variable;
+    time_t time;
+    struct tm *date_tmp;
+    char timebuffer[64], *result;
+
+    API_FUNC(1, "infolist_time", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    infolist = lua_tostring (lua_current_interpreter, -2);
+    variable = lua_tostring (lua_current_interpreter, -1);
+
+    timebuffer[0] = '\0';
+    time = weechat_infolist_time (API_STR2PTR(infolist),
+                                  variable);
+    date_tmp = localtime (&time);
+    if (date_tmp)
+        strftime (timebuffer, sizeof (timebuffer), "%F %T", date_tmp);
+    result = strdup (timebuffer);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_infolist_free: free infolist
+ */
+
+static int
+weechat_lua_api_infolist_free (lua_State *L)
+{
+    const char *infolist;
+
+    API_FUNC(1, "infolist_free", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_ERROR);
+
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_infolist_free (API_STR2PTR(infolist));
+
+    API_RETURN_OK;
+}
+
+/*
+ * weechat_lua_api_hdata_get: get hdata
+ */
+
+static int
+weechat_lua_api_hdata_get (lua_State *L)
+{
+    const char *name;
+    char *result;
+
+    API_FUNC(1, "hdata_get", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_hdata_get (name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hdata_get_var_offset: get offset of variable in hdata
+ */
+
+static int
+weechat_lua_api_hdata_get_var_offset (lua_State *L)
+{
+    const char *hdata, *name;
+    int value;
+
+    API_FUNC(1, "hdata_get_var_offset", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    hdata = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_hdata_get_var_offset (API_STR2PTR(hdata), name);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_hdata_get_var_type_string: get type of variable as string in
+ *                                            hdata
+ */
+
+static int
+weechat_lua_api_hdata_get_var_type_string (lua_State *L)
+{
+    const char *hdata, *name, *result;
+
+    API_FUNC(1, "hdata_get_var_type_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_hdata_get_var_type_string (API_STR2PTR(hdata), name);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_hdata_get_var_array_size: get array size for variable in
+ *                                           hdata
+ */
+
+static int
+weechat_lua_api_hdata_get_var_array_size (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+    int value;
+
+    API_FUNC(1, "hdata_get_var_array_size", API_RETURN_INT(-1));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(-1));
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_hdata_get_var_array_size (API_STR2PTR(hdata),
+                                              API_STR2PTR(pointer),
+                                              name);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_hdata_get_var_array_size_string: get array size for variable
+ *                                                  in hdata (as string)
+ */
+
+static int
+weechat_lua_api_hdata_get_var_array_size_string (lua_State *L)
+{
+    const char *hdata, *pointer, *name, *result;
+
+    API_FUNC(1, "hdata_get_var_array_size_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_hdata_get_var_array_size_string (API_STR2PTR(hdata),
+                                                      API_STR2PTR(pointer),
+                                                      name);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_hdata_get_var_hdata: get hdata for variable in hdata
+ */
+
+static int
+weechat_lua_api_hdata_get_var_hdata (lua_State *L)
+{
+    const char *hdata, *name, *result;
+
+    API_FUNC(1, "hdata_get_var_hdata", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_hdata_get_var_hdata (API_STR2PTR(hdata), name);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_hdata_get_list: get list pointer in hdata
+ */
+
+static int
+weechat_lua_api_hdata_get_list (lua_State *L)
+{
+    const char *hdata, *name;
+    char *result;
+
+    API_FUNC(1, "hdata_get_list", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_hdata_get_list (API_STR2PTR(hdata),
+                                                 name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hdata_check_pointer: check pointer with hdata/list
+ */
+
+static int
+weechat_lua_api_hdata_check_pointer (lua_State *L)
+{
+    const char *hdata, *list, *pointer;
+    int value;
+
+    API_FUNC(1, "hdata_check_pointer", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    list = lua_tostring (lua_current_interpreter, -2);
+    pointer = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_hdata_check_pointer (API_STR2PTR(hdata),
+                                         API_STR2PTR(list),
+                                         API_STR2PTR(pointer));
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_hdata_move: move pointer to another element in list
+ */
+
+static int
+weechat_lua_api_hdata_move (lua_State *L)
+{
+    const char *hdata, *pointer;
+    char *result;
+    int count;
+
+    API_FUNC(1, "hdata_move", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    count = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_hdata_move (API_STR2PTR(hdata),
+                                             API_STR2PTR(pointer),
+                                             count));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hdata_char: get char value of a variable in structure using
+ *                             hdata
+ */
+
+static int
+weechat_lua_api_hdata_char (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+    int value;
+
+    API_FUNC(1, "hdata_char", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    value = (int)weechat_hdata_char (API_STR2PTR(hdata),
+                                     API_STR2PTR(pointer),
+                                     name);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_hdata_integer: get integer value of a variable in structure
+ *                                using hdata
+ */
+
+static int
+weechat_lua_api_hdata_integer (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+    int value;
+
+    API_FUNC(1, "hdata_integer", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_hdata_integer (API_STR2PTR(hdata),
+                                   API_STR2PTR(pointer),
+                                   name);
+
+    API_RETURN_INT(value);
+}
+
+/*
+ * weechat_lua_api_hdata_long: get long value of a variable in structure using
+ *                             hdata
+ */
+
+static int
+weechat_lua_api_hdata_long (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+    long value;
+
+    API_FUNC(1, "hdata_long", API_RETURN_LONG(0));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_LONG(0));
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    value = weechat_hdata_long (API_STR2PTR(hdata),
+                                API_STR2PTR(pointer),
+                                name);
+
+    API_RETURN_LONG(value);
+}
+
+/*
+ * weechat_lua_api_hdata_string: get string value of a variable in structure
+ *                               using hdata
+ */
+
+static int
+weechat_lua_api_hdata_string (lua_State *L)
+{
+    const char *hdata, *pointer, *name, *result;
+
+    API_FUNC(1, "hdata_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_hdata_string (API_STR2PTR(hdata),
+                                   API_STR2PTR(pointer),
+                                   name);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_hdata_pointer: get pointer value of a variable in structure
+ *                                using hdata
+ */
+
+static int
+weechat_lua_api_hdata_pointer (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+    char *result;
+
+    API_FUNC(1, "hdata_pointer", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_hdata_pointer (API_STR2PTR(hdata),
+                                                API_STR2PTR(pointer),
+                                                name));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hdata_time: get time value of a variable in structure using
+ *                             hdata
+ */
+
+static int
+weechat_lua_api_hdata_time (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+    time_t time;
+    struct tm *date_tmp;
+    char timebuffer[64], *result;
+
+    API_FUNC(1, "hdata_time", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    timebuffer[0] = '\0';
+    time = weechat_hdata_time (API_STR2PTR(hdata),
+                               API_STR2PTR(pointer),
+                               name);
+    date_tmp = localtime (&time);
+    if (date_tmp)
+        strftime (timebuffer, sizeof (timebuffer), "%F %T", date_tmp);
+    result = strdup (timebuffer);
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_hdata_hashtable: get hashtable value of a variable in
+ *                                  structure using hdata
+ */
+
+static int
+weechat_lua_api_hdata_hashtable (lua_State *L)
+{
+    const char *hdata, *pointer, *name;
+
+    API_FUNC(1, "hdata_hashtable", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -3);
+    pointer = lua_tostring (lua_current_interpreter, -2);
+    name = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_lua_pushhashtable (lua_current_interpreter,
+                               weechat_hdata_hashtable (API_STR2PTR(hdata),
+                                                        API_STR2PTR(pointer),
+                                                        name));
+
+    return 1;
+}
+
+/*
+ * weechat_lua_api_hdata_get_string: get hdata property as string
+ */
+
+static int
+weechat_lua_api_hdata_get_string (lua_State *L)
+{
+    const char *hdata, *property, *result;
+
+    API_FUNC(1, "hdata_get_string", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    hdata = lua_tostring (lua_current_interpreter, -2);
+    property = lua_tostring (lua_current_interpreter, -1);
+
+    result = weechat_hdata_get_string (API_STR2PTR(hdata), property);
+
+    API_RETURN_STRING(result);
+}
+
+/*
+ * weechat_lua_api_upgrade_new: create an upgrade file
+ */
+
+static int
+weechat_lua_api_upgrade_new (lua_State *L)
+{
+    const char *filename;
+    char *result;
+    int write;
+
+    API_FUNC(1, "upgrade_new", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 2)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    filename = lua_tostring (lua_current_interpreter, -2);
+    write = lua_tonumber (lua_current_interpreter, -1);
+
+    result = API_PTR2STR(weechat_upgrade_new (filename, write));
+
+    API_RETURN_STRING_FREE(result);
+}
+
+/*
+ * weechat_lua_api_upgrade_write_object: write object in upgrade file
+ */
+
+static int
+weechat_lua_api_upgrade_write_object (lua_State *L)
+{
+    const char *upgrade_file, *infolist;
+    int object_id, rc;
+
+    API_FUNC(1, "upgrade_write_object", API_RETURN_INT(0));
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    upgrade_file = lua_tostring (lua_current_interpreter, -3);
+    object_id = lua_tonumber (lua_current_interpreter, -2);
+    infolist = lua_tostring (lua_current_interpreter, -1);
+
+    rc = weechat_upgrade_write_object (API_STR2PTR(upgrade_file),
+                                       object_id,
+                                       API_STR2PTR(infolist));
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_upgrade_read_cb: callback for reading object in upgrade file
+ */
+
+int
+weechat_lua_api_upgrade_read_cb (void *data,
+                                 struct t_upgrade_file *upgrade_file,
+                                 int object_id,
+                                 struct t_infolist *infolist)
+{
+    struct t_script_callback *script_callback;
+    void *func_argv[4];
+    char empty_arg[1] = { '\0' }, str_object_id[32];
+    int *rc, ret;
+
+    script_callback = (struct t_script_callback *)data;
+
+    if (script_callback && script_callback->function && script_callback->function[0])
+    {
+        snprintf (str_object_id, sizeof (str_object_id), "%d", object_id);
+
+        func_argv[0] = (script_callback->data) ? script_callback->data : empty_arg;
+        func_argv[1] = API_PTR2STR(upgrade_file);
+        func_argv[2] = str_object_id;
+        func_argv[3] = API_PTR2STR(infolist);
+
+        rc = (int *) weechat_lua_exec (script_callback->script,
+                                       WEECHAT_SCRIPT_EXEC_INT,
+                                       script_callback->function,
+                                       "ssss", func_argv);
+
+        if (!rc)
+            ret = WEECHAT_RC_ERROR;
+        else
+        {
+            ret = *rc;
+            free (rc);
+        }
+        if (func_argv[1])
+            free (func_argv[1]);
+        if (func_argv[3])
+            free (func_argv[3]);
+
+        return ret;
+    }
+
+    return WEECHAT_RC_ERROR;
+}
+
+/*
+ * weechat_lua_api_upgrade_read: read upgrade file
+ */
+
+static int
+weechat_lua_api_upgrade_read (lua_State *L)
+{
+    const char *upgrade_file, *function, *data;
+    int rc;
+
+    API_FUNC(1, "upgrade_read", API_RETURN_EMPTY);
+    if (lua_gettop (lua_current_interpreter) < 3)
+        API_WRONG_ARGS(API_RETURN_EMPTY);
+
+    upgrade_file = lua_tostring (lua_current_interpreter, -3);
+    function = lua_tostring (lua_current_interpreter, -2);
+    data = lua_tostring (lua_current_interpreter, -1);
+
+    rc = plugin_script_api_upgrade_read (weechat_lua_plugin,
+                                         lua_current_script,
+                                         API_STR2PTR(upgrade_file),
+                                         &weechat_lua_api_upgrade_read_cb,
+                                         function,
+                                         data);
+
+    API_RETURN_INT(rc);
+}
+
+/*
+ * weechat_lua_api_upgrade_close: close upgrade file
+ */
+
+static int
+weechat_lua_api_upgrade_close (lua_State *L)
+{
+    const char *upgrade_file;
+
+    API_FUNC(1, "upgrade_close", API_RETURN_ERROR);
+    if (lua_gettop (lua_current_interpreter) < 1)
+        API_WRONG_ARGS(API_RETURN_INT(0));
+
+    upgrade_file = lua_tostring (lua_current_interpreter, -1);
+
+    weechat_upgrade_close (API_STR2PTR(upgrade_file));
+
+    API_RETURN_OK;
+}
+
+/*
+ * Lua constant as functions
+ */
+
+static int
+weechat_lua_api_constant_weechat_rc_ok (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_RC_OK);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_rc_ok_eat (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_RC_OK_EAT);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_rc_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_RC_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_read_ok (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_READ_OK);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_read_memory_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_READ_MEMORY_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_read_file_not_found (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_READ_FILE_NOT_FOUND);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_write_ok (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_WRITE_OK);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_write_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_WRITE_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_write_memory_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_WRITE_MEMORY_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_set_ok_changed (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_SET_OK_CHANGED);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_set_ok_same_value (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_SET_OK_SAME_VALUE);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_set_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_SET_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_set_option_not_found (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_SET_OPTION_NOT_FOUND);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_unset_ok_no_reset (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_UNSET_OK_NO_RESET);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_unset_ok_reset (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_UNSET_OK_RESET);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_unset_ok_removed (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_UNSET_OK_REMOVED);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_config_option_unset_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_CONFIG_OPTION_UNSET_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_list_pos_sort (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_LIST_POS_SORT);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_list_pos_beginning (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_LIST_POS_BEGINNING);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_list_pos_end (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_LIST_POS_END);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hotlist_low (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOTLIST_LOW);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hotlist_message (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOTLIST_MESSAGE);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hotlist_private (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOTLIST_PRIVATE);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hotlist_highlight (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOTLIST_HIGHLIGHT);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_process_running (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_PROCESS_RUNNING);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_process_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_PROCESS_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_ok (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_OK);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_address_not_found (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_ADDRESS_NOT_FOUND);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_ip_address_not_found (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_IP_ADDRESS_NOT_FOUND);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_connection_refused (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_CONNECTION_REFUSED);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_proxy_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_PROXY_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_local_hostname_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_LOCAL_HOSTNAME_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_gnutls_init_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_GNUTLS_INIT_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_gnutls_handshake_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_GNUTLS_HANDSHAKE_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_memory_error (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_MEMORY_ERROR);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_connect_timeout (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushnumber (lua_current_interpreter, WEECHAT_HOOK_CONNECT_TIMEOUT);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_signal_string (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOOK_SIGNAL_STRING);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_signal_int (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOOK_SIGNAL_INT);
+    return 1;
+}
+
+static int
+weechat_lua_api_constant_weechat_hook_signal_pointer (lua_State *L)
+{
+    /* make C compiler happy */
+    (void) L;
+
+    lua_pushstring (lua_current_interpreter, WEECHAT_HOOK_SIGNAL_POINTER);
+    return 1;
+}
+
+/*
+ * Lua subroutines
+ */
+
+const struct luaL_Reg weechat_lua_api_funcs[] = {
+    API_DEF_FUNC(register),
+    API_DEF_FUNC(plugin_get_name),
+    API_DEF_FUNC(charset_set),
+    API_DEF_FUNC(iconv_to_internal),
+    API_DEF_FUNC(iconv_from_internal),
+    API_DEF_FUNC(gettext),
+    API_DEF_FUNC(ngettext),
+    API_DEF_FUNC(string_match),
+    API_DEF_FUNC(string_has_highlight),
+    API_DEF_FUNC(string_has_highlight_regex),
+    API_DEF_FUNC(string_mask_to_regex),
+    API_DEF_FUNC(string_remove_color),
+    API_DEF_FUNC(string_is_command_char),
+    API_DEF_FUNC(string_input_for_buffer),
+    API_DEF_FUNC(mkdir_home),
+    API_DEF_FUNC(mkdir),
+    API_DEF_FUNC(mkdir_parents),
+    API_DEF_FUNC(list_new),
+    API_DEF_FUNC(list_add),
+    API_DEF_FUNC(list_search),
+    API_DEF_FUNC(list_search_pos),
+    API_DEF_FUNC(list_casesearch),
+    API_DEF_FUNC(list_casesearch_pos),
+    API_DEF_FUNC(list_get),
+    API_DEF_FUNC(list_set),
+    API_DEF_FUNC(list_next),
+    API_DEF_FUNC(list_prev),
+    API_DEF_FUNC(list_string),
+    API_DEF_FUNC(list_size),
+    API_DEF_FUNC(list_remove),
+    API_DEF_FUNC(list_remove_all),
+    API_DEF_FUNC(list_free),
+    API_DEF_FUNC(config_new),
+    API_DEF_FUNC(config_new_section),
+    API_DEF_FUNC(config_search_section),
+    API_DEF_FUNC(config_new_option),
+    API_DEF_FUNC(config_search_option),
+    API_DEF_FUNC(config_string_to_boolean),
+    API_DEF_FUNC(config_option_reset),
+    API_DEF_FUNC(config_option_set),
+    API_DEF_FUNC(config_option_set_null),
+    API_DEF_FUNC(config_option_unset),
+    API_DEF_FUNC(config_option_rename),
+    API_DEF_FUNC(config_option_is_null),
+    API_DEF_FUNC(config_option_default_is_null),
+    API_DEF_FUNC(config_boolean),
+    API_DEF_FUNC(config_boolean_default),
+    API_DEF_FUNC(config_integer),
+    API_DEF_FUNC(config_integer_default),
+    API_DEF_FUNC(config_string),
+    API_DEF_FUNC(config_string_default),
+    API_DEF_FUNC(config_color),
+    API_DEF_FUNC(config_color_default),
+    API_DEF_FUNC(config_write_option),
+    API_DEF_FUNC(config_write_line),
+    API_DEF_FUNC(config_write),
+    API_DEF_FUNC(config_read),
+    API_DEF_FUNC(config_reload),
+    API_DEF_FUNC(config_option_free),
+    API_DEF_FUNC(config_section_free_options),
+    API_DEF_FUNC(config_section_free),
+    API_DEF_FUNC(config_free),
+    API_DEF_FUNC(config_get),
+    API_DEF_FUNC(config_get_plugin),
+    API_DEF_FUNC(config_is_set_plugin),
+    API_DEF_FUNC(config_set_plugin),
+    API_DEF_FUNC(config_set_desc_plugin),
+    API_DEF_FUNC(config_unset_plugin),
+    API_DEF_FUNC(key_bind),
+    API_DEF_FUNC(key_unbind),
+    API_DEF_FUNC(prefix),
+    API_DEF_FUNC(color),
+    API_DEF_FUNC(print),
+    API_DEF_FUNC(print_date_tags),
+    API_DEF_FUNC(print_y),
+    API_DEF_FUNC(log_print),
+    API_DEF_FUNC(hook_command),
+    API_DEF_FUNC(hook_command_run),
+    API_DEF_FUNC(hook_timer),
+    API_DEF_FUNC(hook_fd),
+    API_DEF_FUNC(hook_process),
+    API_DEF_FUNC(hook_process_hashtable),
+    API_DEF_FUNC(hook_connect),
+    API_DEF_FUNC(hook_print),
+    API_DEF_FUNC(hook_signal),
+    API_DEF_FUNC(hook_signal_send),
+    API_DEF_FUNC(hook_hsignal),
+    API_DEF_FUNC(hook_hsignal_send),
+    API_DEF_FUNC(hook_config),
+    API_DEF_FUNC(hook_completion),
+    API_DEF_FUNC(hook_completion_list_add),
+    API_DEF_FUNC(hook_modifier),
+    API_DEF_FUNC(hook_modifier_exec),
+    API_DEF_FUNC(hook_info),
+    API_DEF_FUNC(hook_info_hashtable),
+    API_DEF_FUNC(hook_infolist),
+    API_DEF_FUNC(hook_focus),
+    API_DEF_FUNC(unhook),
+    API_DEF_FUNC(unhook_all),
+    API_DEF_FUNC(buffer_new),
+    API_DEF_FUNC(buffer_search),
+    API_DEF_FUNC(buffer_search_main),
+    API_DEF_FUNC(current_buffer),
+    API_DEF_FUNC(buffer_clear),
+    API_DEF_FUNC(buffer_close),
+    API_DEF_FUNC(buffer_merge),
+    API_DEF_FUNC(buffer_unmerge),
+    API_DEF_FUNC(buffer_get_integer),
+    API_DEF_FUNC(buffer_get_string),
+    API_DEF_FUNC(buffer_get_pointer),
+    API_DEF_FUNC(buffer_set),
+    API_DEF_FUNC(buffer_string_replace_local_var),
+    API_DEF_FUNC(buffer_match_list),
+    API_DEF_FUNC(current_window),
+    API_DEF_FUNC(window_search_with_buffer),
+    API_DEF_FUNC(window_get_integer),
+    API_DEF_FUNC(window_get_string),
+    API_DEF_FUNC(window_get_pointer),
+    API_DEF_FUNC(window_set_title),
+    API_DEF_FUNC(nicklist_add_group),
+    API_DEF_FUNC(nicklist_search_group),
+    API_DEF_FUNC(nicklist_add_nick),
+    API_DEF_FUNC(nicklist_search_nick),
+    API_DEF_FUNC(nicklist_remove_group),
+    API_DEF_FUNC(nicklist_remove_nick),
+    API_DEF_FUNC(nicklist_remove_all),
+    API_DEF_FUNC(nicklist_group_get_integer),
+    API_DEF_FUNC(nicklist_group_get_string),
+    API_DEF_FUNC(nicklist_group_get_pointer),
+    API_DEF_FUNC(nicklist_group_set),
+    API_DEF_FUNC(nicklist_nick_get_integer),
+    API_DEF_FUNC(nicklist_nick_get_string),
+    API_DEF_FUNC(nicklist_nick_get_pointer),
+    API_DEF_FUNC(nicklist_nick_set),
+    API_DEF_FUNC(bar_item_search),
+    API_DEF_FUNC(bar_item_new),
+    API_DEF_FUNC(bar_item_update),
+    API_DEF_FUNC(bar_item_remove),
+    API_DEF_FUNC(bar_search),
+    API_DEF_FUNC(bar_new),
+    API_DEF_FUNC(bar_set),
+    API_DEF_FUNC(bar_update),
+    API_DEF_FUNC(bar_remove),
+    API_DEF_FUNC(command),
+    API_DEF_FUNC(info_get),
+    API_DEF_FUNC(info_get_hashtable),
+    API_DEF_FUNC(infolist_new),
+    API_DEF_FUNC(infolist_new_item),
+    API_DEF_FUNC(infolist_new_var_integer),
+    API_DEF_FUNC(infolist_new_var_string),
+    API_DEF_FUNC(infolist_new_var_pointer),
+    API_DEF_FUNC(infolist_new_var_time),
+    API_DEF_FUNC(infolist_get),
+    API_DEF_FUNC(infolist_next),
+    API_DEF_FUNC(infolist_prev),
+    API_DEF_FUNC(infolist_reset_item_cursor),
+    API_DEF_FUNC(infolist_fields),
+    API_DEF_FUNC(infolist_integer),
+    API_DEF_FUNC(infolist_string),
+    API_DEF_FUNC(infolist_pointer),
+    API_DEF_FUNC(infolist_time),
+    API_DEF_FUNC(infolist_free),
+    API_DEF_FUNC(hdata_get),
+    API_DEF_FUNC(hdata_get_var_offset),
+    API_DEF_FUNC(hdata_get_var_type_string),
+    API_DEF_FUNC(hdata_get_var_array_size),
+    API_DEF_FUNC(hdata_get_var_array_size_string),
+    API_DEF_FUNC(hdata_get_var_hdata),
+    API_DEF_FUNC(hdata_get_list),
+    API_DEF_FUNC(hdata_check_pointer),
+    API_DEF_FUNC(hdata_move),
+    API_DEF_FUNC(hdata_char),
+    API_DEF_FUNC(hdata_integer),
+    API_DEF_FUNC(hdata_long),
+    API_DEF_FUNC(hdata_string),
+    API_DEF_FUNC(hdata_pointer),
+    API_DEF_FUNC(hdata_time),
+    API_DEF_FUNC(hdata_hashtable),
+    API_DEF_FUNC(hdata_get_string),
+    API_DEF_FUNC(upgrade_new),
+    API_DEF_FUNC(upgrade_write_object),
+    API_DEF_FUNC(upgrade_read),
+    API_DEF_FUNC(upgrade_close),
+
+    /* define constants as function which returns values */
+
+    { "WEECHAT_RC_OK", &weechat_lua_api_constant_weechat_rc_ok },
+    { "WEECHAT_RC_OK_EAT", &weechat_lua_api_constant_weechat_rc_ok_eat },
+    { "WEECHAT_RC_ERROR", &weechat_lua_api_constant_weechat_rc_error },
+
+    { "WEECHAT_CONFIG_READ_OK", &weechat_lua_api_constant_weechat_config_read_ok },
+    { "WEECHAT_CONFIG_READ_MEMORY_ERROR", &weechat_lua_api_constant_weechat_config_read_memory_error },
+    { "WEECHAT_CONFIG_READ_FILE_NOT_FOUND", &weechat_lua_api_constant_weechat_config_read_file_not_found },
+    { "WEECHAT_CONFIG_WRITE_OK", &weechat_lua_api_constant_weechat_config_write_ok },
+    { "WEECHAT_CONFIG_WRITE_ERROR", &weechat_lua_api_constant_weechat_config_write_error },
+    { "WEECHAT_CONFIG_WRITE_MEMORY_ERROR", &weechat_lua_api_constant_weechat_config_write_memory_error },
+    { "WEECHAT_CONFIG_OPTION_SET_OK_CHANGED", &weechat_lua_api_constant_weechat_config_option_set_ok_changed },
+    { "WEECHAT_CONFIG_OPTION_SET_OK_SAME_VALUE", &weechat_lua_api_constant_weechat_config_option_set_ok_same_value },
+    { "WEECHAT_CONFIG_OPTION_SET_ERROR", &weechat_lua_api_constant_weechat_config_option_set_error },
+    { "WEECHAT_CONFIG_OPTION_SET_OPTION_NOT_FOUND", &weechat_lua_api_constant_weechat_config_option_set_option_not_found },
+    { "WEECHAT_CONFIG_OPTION_UNSET_OK_NO_RESET", &weechat_lua_api_constant_weechat_config_option_unset_ok_no_reset },
+    { "WEECHAT_CONFIG_OPTION_UNSET_OK_RESET", &weechat_lua_api_constant_weechat_config_option_unset_ok_reset },
+    { "WEECHAT_CONFIG_OPTION_UNSET_OK_REMOVED", &weechat_lua_api_constant_weechat_config_option_unset_ok_removed },
+    { "WEECHAT_CONFIG_OPTION_UNSET_ERROR", &weechat_lua_api_constant_weechat_config_option_unset_error },
+
+    { "WEECHAT_LIST_POS_SORT", &weechat_lua_api_constant_weechat_list_pos_sort },
+    { "WEECHAT_LIST_POS_BEGINNING", &weechat_lua_api_constant_weechat_list_pos_beginning },
+    { "WEECHAT_LIST_POS_END", &weechat_lua_api_constant_weechat_list_pos_end },
+
+    { "WEECHAT_HOTLIST_LOW", &weechat_lua_api_constant_weechat_hotlist_low },
+    { "WEECHAT_HOTLIST_MESSAGE", &weechat_lua_api_constant_weechat_hotlist_message },
+    { "WEECHAT_HOTLIST_PRIVATE", &weechat_lua_api_constant_weechat_hotlist_private },
+    { "WEECHAT_HOTLIST_HIGHLIGHT", &weechat_lua_api_constant_weechat_hotlist_highlight },
+
+    { "WEECHAT_HOOK_PROCESS_RUNNING", &weechat_lua_api_constant_weechat_hook_process_running },
+    { "WEECHAT_HOOK_PROCESS_ERROR", &weechat_lua_api_constant_weechat_hook_process_error },
+
+    { "WEECHAT_HOOK_CONNECT_OK", &weechat_lua_api_constant_weechat_hook_connect_ok },
+    { "WEECHAT_HOOK_CONNECT_ADDRESS_NOT_FOUND", &weechat_lua_api_constant_weechat_hook_connect_address_not_found },
+    { "WEECHAT_HOOK_CONNECT_IP_ADDRESS_NOT_FOUND", &weechat_lua_api_constant_weechat_hook_connect_ip_address_not_found },
+    { "WEECHAT_HOOK_CONNECT_CONNECTION_REFUSED", &weechat_lua_api_constant_weechat_hook_connect_connection_refused },
+    { "WEECHAT_HOOK_CONNECT_PROXY_ERROR", &weechat_lua_api_constant_weechat_hook_connect_proxy_error },
+    { "WEECHAT_HOOK_CONNECT_LOCAL_HOSTNAME_ERROR", &weechat_lua_api_constant_weechat_hook_connect_local_hostname_error },
+    { "WEECHAT_HOOK_CONNECT_GNUTLS_INIT_ERROR", &weechat_lua_api_constant_weechat_hook_connect_gnutls_init_error },
+    { "WEECHAT_HOOK_CONNECT_GNUTLS_HANDSHAKE_ERROR", &weechat_lua_api_constant_weechat_hook_connect_gnutls_handshake_error },
+    { "WEECHAT_HOOK_CONNECT_MEMORY_ERROR", &weechat_lua_api_constant_weechat_hook_connect_memory_error },
+    { "WEECHAT_HOOK_CONNECT_TIMEOUT", &weechat_lua_api_constant_weechat_hook_connect_timeout },
+
+    { "WEECHAT_HOOK_SIGNAL_STRING", &weechat_lua_api_constant_weechat_hook_signal_string },
+    { "WEECHAT_HOOK_SIGNAL_INT", &weechat_lua_api_constant_weechat_hook_signal_int },
+    { "WEECHAT_HOOK_SIGNAL_POINTER", &weechat_lua_api_constant_weechat_hook_signal_pointer },
+
+    { NULL, NULL }
+};