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irssi/src/fe-common/core/chat-completion.c

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/*
chat-completion.c : irssi
Copyright (C) 1999-2000 Timo Sirainen
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "module.h"
#include "signals.h"
#include "commands.h"
#include "misc.h"
#include "settings.h"
#include "chatnets.h"
#include "servers-setup.h"
#include "channels.h"
#include "channels-setup.h"
#include "queries.h"
#include "nicklist.h"
#include "completion.h"
#include "window-items.h"
static int keep_privates_count, keep_publics_count;
static int completion_lowercase;
static const char *completion_char, *cmdchars;
static GSList *global_lastmsgs;
static int completion_auto, completion_strict;
#define SERVER_LAST_MSG_ADD(server, nick) \
last_msg_add(&((MODULE_SERVER_REC *) MODULE_DATA(server))->lastmsgs, \
nick, TRUE, keep_privates_count)
#define CHANNEL_LAST_MSG_ADD(channel, nick, own) \
last_msg_add(&((MODULE_CHANNEL_REC *) MODULE_DATA(channel))->lastmsgs, \
nick, own, keep_publics_count)
static LAST_MSG_REC *last_msg_find(GSList *list, const char *nick)
{
while (list != NULL) {
LAST_MSG_REC *rec = list->data;
if (g_strcasecmp(rec->nick, nick) == 0)
return rec;
list = list->next;
}
return NULL;
}
static void last_msg_dec_owns(GSList *list)
{
LAST_MSG_REC *rec;
while (list != NULL) {
rec = list->data;
if (rec->own) rec->own--;
list = list->next;
}
}
static void last_msg_add(GSList **list, const char *nick, int own, int max)
{
LAST_MSG_REC *rec;
rec = last_msg_find(*list, nick);
if (rec != NULL) {
/* msg already exists, update it */
*list = g_slist_remove(*list, rec);
if (own)
rec->own = max;
else if (rec->own)
rec->own--;
} else {
rec = g_new(LAST_MSG_REC, 1);
rec->nick = g_strdup(nick);
if ((int)g_slist_length(*list) == max) {
*list = g_slist_remove(*list,
g_slist_last(*list)->data);
}
rec->own = own ? max : 0;
}
rec->time = time(NULL);
last_msg_dec_owns(*list);
*list = g_slist_prepend(*list, rec);
}
static void last_msg_destroy(GSList **list, LAST_MSG_REC *rec)
{
*list = g_slist_remove(*list, rec);
g_free(rec->nick);
g_free(rec);
}
void completion_last_message_add(const char *nick)
{
g_return_if_fail(nick != NULL);
last_msg_add(&global_lastmsgs, nick, TRUE, keep_privates_count);
}
void completion_last_message_remove(const char *nick)
{
LAST_MSG_REC *rec;
g_return_if_fail(nick != NULL);
rec = last_msg_find(global_lastmsgs, nick);
if (rec != NULL) last_msg_destroy(&global_lastmsgs, rec);
}
void completion_last_message_rename(const char *oldnick, const char *newnick)
{
LAST_MSG_REC *rec;
g_return_if_fail(oldnick != NULL);
g_return_if_fail(newnick != NULL);
rec = last_msg_find(global_lastmsgs, oldnick);
if (rec != NULL) {
g_free(rec->nick);
rec->nick = g_strdup(newnick);
}
}
static void sig_message_public(SERVER_REC *server, const char *msg,
const char *nick, const char *address,
const char *target)
{
CHANNEL_REC *channel;
int own;
channel = channel_find(server, target);
if (channel != NULL) {
own = nick_match_msg(channel, msg, server->nick);
CHANNEL_LAST_MSG_ADD(channel, nick, own);
}
}
static void sig_message_join(SERVER_REC *server, const char *channel,
const char *nick, const char *address)
{
CHANNEL_REC *chanrec;
chanrec = channel_find(server, channel);
if (channel != NULL)
CHANNEL_LAST_MSG_ADD(chanrec, nick, FALSE);
}
static void sig_message_private(SERVER_REC *server, const char *msg,
const char *nick, const char *address)
{
g_return_if_fail(server != NULL);
g_return_if_fail(nick != NULL);
SERVER_LAST_MSG_ADD(server, nick);
}
static void sig_message_own_public(SERVER_REC *server, const char *msg,
const char *target, const char *origtarget)
{
CHANNEL_REC *channel;
NICK_REC *nick;
char *p, *msgnick;
g_return_if_fail(server != NULL);
g_return_if_fail(msg != NULL);
if (target == NULL) return;
channel = channel_find(server, target);
if (channel == NULL)
return;
/* channel msg - if first word in line is nick,
add it to lastmsgs */
p = strchr(msg, ' ');
if (p != NULL && p != msg) {
msgnick = g_strndup(msg, (int) (p-msg));
nick = nicklist_find(channel, msgnick);
if (nick == NULL && msgnick[1] != '\0') {
/* probably ':' or ',' or some other
char after nick, try without it */
msgnick[strlen(msgnick)-1] = '\0';
nick = nicklist_find(channel, msgnick);
}
g_free(msgnick);
if (nick != NULL && nick != channel->ownnick)
CHANNEL_LAST_MSG_ADD(channel, nick->nick, TRUE);
}
}
static void sig_message_own_private(SERVER_REC *server, const char *msg,
const char *target, const char *origtarget)
{
g_return_if_fail(server != NULL);
g_return_if_fail(target != NULL);
if (target != NULL && query_find(server, target) == NULL)
SERVER_LAST_MSG_ADD(server, target);
}
static void sig_nick_removed(CHANNEL_REC *channel, NICK_REC *nick)
{
MODULE_CHANNEL_REC *mchannel;
LAST_MSG_REC *rec;
mchannel = MODULE_DATA(channel);
rec = last_msg_find(mchannel->lastmsgs, nick->nick);
if (rec != NULL) last_msg_destroy(&mchannel->lastmsgs, rec);
}
static void sig_nick_changed(CHANNEL_REC *channel, NICK_REC *nick,
const char *oldnick)
{
MODULE_CHANNEL_REC *mchannel;
LAST_MSG_REC *rec;
mchannel = MODULE_DATA(channel);
rec = last_msg_find(mchannel->lastmsgs, oldnick);
if (rec != NULL) {
g_free(rec->nick);
rec->nick = g_strdup(nick->nick);
}
}
static int last_msg_cmp(LAST_MSG_REC *m1, LAST_MSG_REC *m2)
{
return m1->time < m2->time ? 1 : -1;
}
/* Complete /MSG from specified server, or from
global_lastmsgs if server is NULL */
static void completion_msg_server(GSList **list, SERVER_REC *server,
const char *nick, const char *prefix)
{
LAST_MSG_REC *msg;
GSList *tmp;
int len;
g_return_if_fail(nick != NULL);
len = strlen(nick);
tmp = server == NULL ? global_lastmsgs :
((MODULE_SERVER_REC *) MODULE_DATA(server))->lastmsgs;
for (; tmp != NULL; tmp = tmp->next) {
LAST_MSG_REC *rec = tmp->data;
if (len != 0 && g_strncasecmp(rec->nick, nick, len) != 0)
continue;
msg = g_new(LAST_MSG_REC, 1);
msg->time = rec->time;
msg->nick = prefix == NULL || *prefix == '\0' ?
g_strdup(rec->nick) :
g_strconcat(prefix, " ", rec->nick, NULL);
*list = g_slist_insert_sorted(*list, msg,
(GCompareFunc) last_msg_cmp);
}
}
/* convert list of LAST_MSG_REC's to list of char* nicks. */
static GList *convert_msglist(GSList *msglist)
{
GList *list;
list = NULL;
while (msglist != NULL) {
LAST_MSG_REC *rec = msglist->data;
list = g_list_append(list, rec->nick);
msglist = g_slist_remove(msglist, rec);
g_free(rec);
}
return list;
}
/* Complete /MSG - if `find_server' is NULL, complete nicks from all servers */
static GList *completion_msg(SERVER_REC *win_server,
SERVER_REC *find_server,
const char *nick, const char *prefix)
{
GSList *tmp, *list;
char *newprefix;
g_return_val_if_fail(nick != NULL, NULL);
if (servers == NULL) return NULL;
list = NULL;
if (find_server != NULL) {
completion_msg_server(&list, find_server, nick, prefix);
return convert_msglist(list);
}
completion_msg_server(&list, NULL, nick, prefix);
for (tmp = servers; tmp != NULL; tmp = tmp->next) {
SERVER_REC *rec = tmp->data;
if (rec == win_server)
newprefix = g_strdup(prefix);
else {
newprefix = prefix == NULL ?
g_strdup_printf("-%s", rec->tag) :
g_strdup_printf("%s -%s", prefix, rec->tag);
}
completion_msg_server(&list, rec, nick, newprefix);
g_free_not_null(newprefix);
}
return convert_msglist(list);
}
static void complete_from_nicklist(GList **outlist, CHANNEL_REC *channel,
const char *nick, const char *suffix)
{
MODULE_CHANNEL_REC *mchannel;
GSList *tmp;
GList *ownlist;
char *str;
int len;
/* go through the last x nicks who have said something in the channel.
nicks of all the "own messages" are placed before others */
ownlist = NULL;
len = strlen(nick);
mchannel = MODULE_DATA(channel);
for (tmp = mchannel->lastmsgs; tmp != NULL; tmp = tmp->next) {
LAST_MSG_REC *rec = tmp->data;
if (g_strncasecmp(rec->nick, nick, len) == 0 &&
glist_find_icase_string(*outlist, rec->nick) == NULL) {
str = g_strconcat(rec->nick, suffix, NULL);
if (completion_lowercase) g_strdown(str);
if (rec->own)
ownlist = g_list_append(ownlist, str);
else
*outlist = g_list_append(*outlist, str);
}
}
*outlist = g_list_concat(ownlist, *outlist);
}
static GList *completion_nicks_nonstrict(CHANNEL_REC *channel,
const char *nick,
const char *suffix)
{
GSList *nicks, *tmp;
GList *list;
char *tnick, *str, *in, *out;
int len, str_len, tmplen;
g_return_val_if_fail(channel != NULL, NULL);
list = NULL;
/* get all nicks from current channel, strip non alnum chars,
compare again and add to completion list on matching */
len = strlen(nick);
nicks = nicklist_getnicks(channel);
str_len = 80; str = g_malloc(str_len+1);
for (tmp = nicks; tmp != NULL; tmp = tmp->next) {
NICK_REC *rec = tmp->data;
tmplen = strlen(rec->nick);
if (tmplen > str_len) {
str_len = tmplen*2;
str = g_realloc(str, str_len+1);
}
/* remove non alnum chars from nick */
in = rec->nick; out = str;
while (*in != '\0') {
if (isalnum(*in))
*out++ = *in;
in++;
}
*out = '\0';
/* add to list if 'cleaned' nick matches */
if (g_strncasecmp(str, nick, len) == 0) {
tnick = g_strconcat(rec->nick, suffix, NULL);
if (completion_lowercase)
g_strdown(tnick);
if (glist_find_icase_string(list, tnick) == NULL)
list = g_list_append(list, tnick);
else
g_free(tnick);
}
}
g_free(str);
g_slist_free(nicks);
return list;
}
static GList *completion_channel_nicks(CHANNEL_REC *channel, const char *nick,
const char *suffix)
{
GSList *nicks, *tmp;
GList *list;
char *str;
int len;
g_return_val_if_fail(channel != NULL, NULL);
g_return_val_if_fail(nick != NULL, NULL);
if (*nick == '\0') return NULL;
if (suffix != NULL && *suffix == '\0')
suffix = NULL;
/* put first the nicks who have recently said something */
list = NULL;
complete_from_nicklist(&list, channel, nick, suffix);
/* and add the rest of the nicks too */
len = strlen(nick);
nicks = nicklist_getnicks(channel);
for (tmp = nicks; tmp != NULL; tmp = tmp->next) {
NICK_REC *rec = tmp->data;
if (g_strncasecmp(rec->nick, nick, len) == 0 &&
rec != channel->ownnick) {
str = g_strconcat(rec->nick, suffix, NULL);
if (completion_lowercase)
g_strdown(str);
if (glist_find_icase_string(list, str) == NULL)
list = g_list_append(list, str);
else
g_free(str);
}
}
g_slist_free(nicks);
/* remove non alphanum chars from nick and search again in case
list is still NULL ("foo<tab>" would match "_foo_" f.e.) */
if (!completion_strict)
list = g_list_concat(list, completion_nicks_nonstrict(channel, nick, suffix));
return list;
}
/* append all strings in list2 to list1 that already aren't there and
free list2 */
static GList *completion_joinlist(GList *list1, GList *list2)
{
GList *old;
old = list2;
while (list2 != NULL) {
if (!glist_find_icase_string(list1, list2->data))
list1 = g_list_append(list1, list2->data);
else
g_free(list2->data);
list2 = list2->next;
}
g_list_free(old);
return list1;
}
GList *completion_get_channels(SERVER_REC *server, const char *word)
{
GList *list;
GSList *tmp;
int len;
g_return_val_if_fail(word != NULL, NULL);
g_return_val_if_fail(*word != '\0', NULL);
len = strlen(word);
list = NULL;
/* first get the joined channels */
tmp = server == NULL ? NULL : server->channels;
for (; tmp != NULL; tmp = tmp->next) {
CHANNEL_REC *rec = tmp->data;
if (g_strncasecmp(rec->name, word, len) == 0)
list = g_list_append(list, g_strdup(rec->name));
}
/* get channels from setup */
for (tmp = setupchannels; tmp != NULL; tmp = tmp->next) {
CHANNEL_SETUP_REC *rec = tmp->data;
if (g_strncasecmp(rec->name, word, len) == 0 &&
glist_find_icase_string(list, rec->name) == NULL)
list = g_list_append(list, g_strdup(rec->name));
}
return list;
}
static void complete_window_nicks(GList **list, WINDOW_REC *window,
const char *word, const char *linestart)
{
CHANNEL_REC *channel;
GList *tmplist;
GSList *tmp;
const char *nicksuffix;
nicksuffix = *linestart != '\0' ? NULL : completion_char;
channel = CHANNEL(window->active);
/* first the active channel */
if (channel != NULL) {
tmplist = completion_channel_nicks(channel, word, nicksuffix);
*list = completion_joinlist(*list, tmplist);
}
if (nicksuffix != NULL) {
/* completing nick at the start of line - probably answering
to some other nick, don't even try to complete from
non-active channels */
return;
}
/* then the rest */
for (tmp = window->items; tmp != NULL; tmp = tmp->next) {
channel = CHANNEL(tmp->data);
if (channel != NULL && tmp->data != window->active) {
tmplist = completion_channel_nicks(channel, word,
nicksuffix);
*list = completion_joinlist(*list, tmplist);
}
}
}
static void sig_complete_word(GList **list, WINDOW_REC *window,
const char *word, const char *linestart)
{
SERVER_REC *server;
CHANNEL_REC *channel;
QUERY_REC *query;
char *prefix;
g_return_if_fail(list != NULL);
g_return_if_fail(window != NULL);
g_return_if_fail(word != NULL);
g_return_if_fail(linestart != NULL);
server = window->active_server;
if (server == NULL && servers != NULL)
server = servers->data;
if (server != NULL && server->ischannel(word)) {
/* probably completing a channel name */
*list = completion_get_channels(window->active_server, word);
return;
}
server = window->active_server;
if (server == NULL || !server->connected)
return;
if (*linestart == '\0' && *word == '\0') {
/* pressed TAB at the start of line - add /MSG */
prefix = g_strdup_printf("%cmsg", *cmdchars);
*list = completion_msg(server, NULL, "", prefix);
if (*list == NULL)
*list = g_list_append(*list, g_strdup(prefix));
g_free(prefix);
signal_stop();
return;
}
channel = CHANNEL(window->active);
query = QUERY(window->active);
if (channel == NULL && query != NULL &&
g_strncasecmp(word, query->name, strlen(word)) == 0) {
/* completion in query */
*list = g_list_append(*list, g_strdup(query->name));
} else if (channel != NULL) {
/* nick completion .. we could also be completing a nick
after /MSG from nicks in channel */
complete_window_nicks(list, window, word, linestart);
}
if (*list != NULL) signal_stop();
}
static SERVER_REC *line_get_server(const char *line)
{
SERVER_REC *server;
char *tag, *ptr;
g_return_val_if_fail(line != NULL, NULL);
if (*line != '-') return NULL;
/* -option found - should be server tag */
tag = g_strdup(line+1);
ptr = strchr(tag, ' ');
if (ptr != NULL) *ptr = '\0';
server = server_find_tag(tag);
g_free(tag);
return server;
}
static void sig_complete_msg(GList **list, WINDOW_REC *window,
const char *word, const char *line,
int *want_space)
{
SERVER_REC *server, *msgserver;
g_return_if_fail(list != NULL);
g_return_if_fail(word != NULL);
g_return_if_fail(line != NULL);
server = window->active_server;
if (server == NULL || !server->connected)
return;
msgserver = line_get_server(line);
*list = completion_msg(server, msgserver, word, NULL);
if (*list != NULL) signal_stop();
}
GList *completion_get_chatnets(const char *word)
{
GList *list;
GSList *tmp;
int len;
g_return_val_if_fail(word != NULL, NULL);
len = strlen(word);
list = NULL;
for (tmp = chatnets; tmp != NULL; tmp = tmp->next) {
CHATNET_REC *rec = tmp->data;
if (g_strncasecmp(rec->name, word, len) == 0)
list = g_list_append(list, g_strdup(rec->name));
}
return list;
}
GList *completion_get_servers(const char *word)
{
GList *list;
GSList *tmp;
int len;
g_return_val_if_fail(word != NULL, NULL);
len = strlen(word);
list = NULL;
for (tmp = setupservers; tmp != NULL; tmp = tmp->next) {
SERVER_SETUP_REC *rec = tmp->data;
if (g_strncasecmp(rec->address, word, len) == 0)
list = g_list_append(list, g_strdup(rec->address));
}
return list;
}
static void sig_complete_connect(GList **list, WINDOW_REC *window,
const char *word, const char *line,
int *want_space)
{
g_return_if_fail(list != NULL);
g_return_if_fail(word != NULL);
*list = completion_get_chatnets(word);
*list = g_list_concat(*list, completion_get_servers(word));
if (*list != NULL) signal_stop();
}
/* expand \n, \t and \\ */
static char *expand_escapes(const char *line, SERVER_REC *server,
WI_ITEM_REC *item)
{
char *ptr, *ret;
int chr;
ret = ptr = g_malloc(strlen(line)+1);
for (; *line != '\0'; line++) {
if (*line != '\\') {
*ptr++ = *line;
continue;
}
line++;
if (*line == '\0') {
*ptr++ = '\\';
break;
}
switch (*line) {
case 'n':
/* newline .. we need to send another "send text"
event to handle it (or actually the text before
the newline..) */
*ptr = '\0';
signal_emit("send text", 3, ret, server, item);
ptr = ret;
break;
default:
chr = expand_escape(&line);
if (chr != -1)
*ptr++ = chr;
else {
*ptr++ = '\\';
*ptr++ = *line;
}
}
}
*ptr = '\0';
return ret;
}
static void event_text(const char *data, SERVER_REC *server, WI_ITEM_REC *item)
{
CHANNEL_REC *channel;
GList *comp;
char *line, *str, *ptr, comp_char;
g_return_if_fail(data != NULL);
if (item == NULL) return;
line = settings_get_bool("expand_escapes") ?
expand_escapes(data, server, item) : g_strdup(data);
comp_char = *completion_char;
/* check for automatic nick completion */
ptr = NULL;
comp = NULL;
channel = CHANNEL(item);
if (completion_auto && channel != NULL && comp_char != '\0') {
ptr = strchr(line, comp_char);
if (ptr != NULL) {
*ptr++ = '\0';
if (nicklist_find(channel, line) == NULL) {
comp = completion_channel_nicks(channel,
line, NULL);
}
}
}
str = g_strdup_printf(ptr == NULL ? "%s %s" : "%s %s%c%s", item->name,
comp != NULL ? (char *) comp->data : line,
comp_char, ptr);
signal_emit("command msg", 3, str, server, item);
g_free(str);
g_free(line);
if (comp != NULL) {
g_list_foreach(comp, (GFunc) g_free, NULL);
g_list_free(comp);
}
signal_stop();
}
static void sig_server_disconnected(SERVER_REC *server)
{
MODULE_SERVER_REC *mserver;
g_return_if_fail(server != NULL);
mserver = MODULE_DATA(server);
while (mserver->lastmsgs)
last_msg_destroy(&mserver->lastmsgs, mserver->lastmsgs->data);
}
static void sig_channel_destroyed(CHANNEL_REC *channel)
{
MODULE_CHANNEL_REC *mchannel;
g_return_if_fail(channel != NULL);
mchannel = MODULE_DATA(channel);
while (mchannel->lastmsgs != NULL) {
last_msg_destroy(&mchannel->lastmsgs,
mchannel->lastmsgs->data);
}
}
static void read_settings(void)
{
keep_privates_count = settings_get_int("completion_keep_privates");
keep_publics_count = settings_get_int("completion_keep_publics");
completion_lowercase = settings_get_bool("completion_nicks_lowercase");
completion_char = settings_get_str("completion_char");
cmdchars = settings_get_str("cmdchars");
completion_auto = settings_get_bool("completion_auto");
completion_strict = settings_get_bool("completion_strict");
}
void chat_completion_init(void)
{
settings_add_str("completion", "completion_char", ":");
settings_add_bool("completion", "completion_auto", FALSE);
settings_add_int("completion", "completion_keep_publics", 50);
settings_add_int("completion", "completion_keep_privates", 10);
settings_add_bool("completion", "expand_escapes", FALSE);
settings_add_bool("completion", "completion_nicks_lowercase", FALSE);
settings_add_bool("completion", "completion_strict", FALSE);
read_settings();
signal_add("complete word", (SIGNAL_FUNC) sig_complete_word);
signal_add("complete command msg", (SIGNAL_FUNC) sig_complete_msg);
signal_add("complete command connect", (SIGNAL_FUNC) sig_complete_connect);
signal_add("complete command server", (SIGNAL_FUNC) sig_complete_connect);
signal_add("message public", (SIGNAL_FUNC) sig_message_public);
signal_add("message join", (SIGNAL_FUNC) sig_message_join);
signal_add("message private", (SIGNAL_FUNC) sig_message_private);
signal_add("message own_public", (SIGNAL_FUNC) sig_message_own_public);
signal_add("message own_private", (SIGNAL_FUNC) sig_message_own_private);
signal_add("nicklist remove", (SIGNAL_FUNC) sig_nick_removed);
signal_add("nicklist changed", (SIGNAL_FUNC) sig_nick_changed);
signal_add("send text", (SIGNAL_FUNC) event_text);
signal_add("server disconnected", (SIGNAL_FUNC) sig_server_disconnected);
signal_add("channel destroyed", (SIGNAL_FUNC) sig_channel_destroyed);
signal_add("setup changed", (SIGNAL_FUNC) read_settings);
}
void chat_completion_deinit(void)
{
while (global_lastmsgs != NULL)
last_msg_destroy(&global_lastmsgs, global_lastmsgs->data);
signal_remove("complete word", (SIGNAL_FUNC) sig_complete_word);
signal_remove("complete command msg", (SIGNAL_FUNC) sig_complete_msg);
signal_remove("complete command connect", (SIGNAL_FUNC) sig_complete_connect);
signal_remove("complete command server", (SIGNAL_FUNC) sig_complete_connect);
signal_remove("message public", (SIGNAL_FUNC) sig_message_public);
signal_remove("message join", (SIGNAL_FUNC) sig_message_join);
signal_remove("message private", (SIGNAL_FUNC) sig_message_private);
signal_remove("message own_public", (SIGNAL_FUNC) sig_message_own_public);
signal_remove("message own_private", (SIGNAL_FUNC) sig_message_own_private);
signal_remove("nicklist remove", (SIGNAL_FUNC) sig_nick_removed);
signal_remove("nicklist changed", (SIGNAL_FUNC) sig_nick_changed);
signal_remove("send text", (SIGNAL_FUNC) event_text);
signal_remove("server disconnected", (SIGNAL_FUNC) sig_server_disconnected);
signal_remove("channel destroyed", (SIGNAL_FUNC) sig_channel_destroyed);
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
}