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weechat/src/core/weechat.c
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/* ##########################################################################
* ## ___ __ ______________ _____ ##
* ## __ | / /___________ ____/__ /_______ __ /_ ##
* ## __ | /| / /_ _ \ _ \ / __ __ \ __ `/ __/ ##
* ## __ |/ |/ / / __/ __/ /___ _ / / / /_/ // /_ ##
* ## ____/|__/ \___/\___/\____/ /_/ /_/\__,_/ \__/ ##
* ## ##
* ## WeeChat - Wee Enhanced Environment for Chat ##
* ## Fast, light, extensible chat client ##
* ## ##
* ## By FlashCode <flashcode@flashtux.org> ##
* ## ##
* ## http://weechat.flashtux.org ##
* ## ##
* ##########################################################################
*
* Copyright (c) 2003-2008 by FlashCode <flashcode@flashtux.org>
* See README for License detail, AUTHORS for developers list.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/* weechat.c: core functions for WeeChat */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <time.h>
#include <signal.h>
#ifdef HAVE_LANGINFO_CODESET
#include <langinfo.h>
#endif
#include "weechat.h"
#include "wee-command.h"
#include "wee-config.h"
#include "wee-debug.h"
#include "wee-hook.h"
#include "wee-log.h"
#include "wee-network.h"
#include "wee-string.h"
#include "wee-upgrade.h"
#include "wee-utf8.h"
#include "wee-util.h"
#include "../gui/gui-chat.h"
#include "../gui/gui-color.h"
#include "../gui/gui-layout.h"
#include "../gui/gui-main.h"
#include "../gui/gui-keyboard.h"
#include "../plugins/plugin.h"
int weechat_debug_core = 0; /* debug level for core */
char *weechat_argv0 = NULL; /* WeeChat binary file name (argv[0])*/
int weechat_upgrading; /* =1 if WeeChat is upgrading */
time_t weechat_start_time; /* start time (used by /uptime cmd) */
int weechat_quit; /* = 1 if quit request from user */
int weechat_sigsegv = 0; /* SIGSEGV received? */
char *weechat_home = NULL; /* home dir. (default: ~/.weechat) */
char *weechat_local_charset = NULL; /* example: ISO-8859-1, UTF-8 */
int weechat_server_cmd_line = 0; /* at least 1 server on cmd line */
int weechat_auto_load_plugins = 1; /* auto load plugins */
/*
* weechat_display_usage: display WeeChat usage
*/
void
weechat_display_usage (char *exec_name)
{
string_iconv_fprintf (stdout, "\n");
string_iconv_fprintf (stdout,
_("%s (c) Copyright 2003-2008, compiled on %s %s\n"
"Developed by FlashCode <flashcode@flashtux.org> "
"- %s"),
PACKAGE_STRING, __DATE__, __TIME__, WEECHAT_WEBSITE);
string_iconv_fprintf (stdout, "\n\n");
string_iconv_fprintf (stdout,
_("Usage: %s [option...] [plugin:option...]\n"),
exec_name, exec_name);
string_iconv_fprintf (stdout, "\n\n");
string_iconv_fprintf (stdout,
_(" -a, --no-connect disable auto-connect to servers at startup\n"
" -d, --dir <path> set WeeChat home directory (default: ~/.weechat)\n"
" -h, --help this help\n"
" -k, --keys display WeeChat default keys\n"
" -l, --license display WeeChat license\n"
" -p, --no-plugin don't load any plugin at startup\n"
" -v, --version display WeeChat version\n"
" plugin:option option for plugin\n"
" for example, irc plugin can connect\n"
" to server with url like:\n"
" irc[6][s]://[nickname[:password]@]"
"irc.example.org[/port][//#channel1][,#channel2[...]]\n"
" (look at plugins documentation for more information\n"
" about possible options)\n"));
string_iconv_fprintf(stdout, "\n");
}
/*
* weechat_display_keys: display WeeChat default keys
*/
void
weechat_display_keys ()
{
struct t_gui_key *ptr_key;
char *expanded_name;
string_iconv_fprintf (stdout,
/* TRANSLATORS: %s is "weechat" */
_("%s default keys:\n"),
PACKAGE_NAME);
string_iconv_fprintf (stdout, "\n");
for (ptr_key = gui_keys; ptr_key; ptr_key = ptr_key->next_key)
{
expanded_name = gui_keyboard_get_expanded_name (ptr_key->key);
string_iconv_fprintf (stdout,
"* %s => %s\n",
(expanded_name) ? expanded_name : ptr_key->key,
ptr_key->command);
if (expanded_name)
free (expanded_name);
}
}
/*
* weechat_parse_args: parse command line args
*/
void
weechat_parse_args (int argc, char *argv[])
{
int i;
weechat_argv0 = strdup (argv[0]);
weechat_upgrading = 0;
weechat_home = NULL;
weechat_server_cmd_line = 0;
weechat_auto_load_plugins = 1;
for (i = 1; i < argc; i++)
{
if ((strcmp (argv[i], "-d") == 0)
|| (strcmp (argv[i], "--dir") == 0))
{
if (i + 1 < argc)
weechat_home = strdup (argv[++i]);
else
{
string_iconv_fprintf (stderr,
_("Error: missing argument for \"%s\" "
"option\n"),
"--dir");
weechat_shutdown (EXIT_FAILURE, 0);
}
}
else if ((strcmp (argv[i], "-h") == 0)
|| (strcmp (argv[i], "--help") == 0))
{
weechat_display_usage (argv[0]);
weechat_shutdown (EXIT_SUCCESS, 0);
}
else if ((strcmp (argv[i], "-k") == 0)
|| (strcmp (argv[i], "--keys") == 0))
{
weechat_display_keys ();
weechat_shutdown (EXIT_SUCCESS, 0);
}
else if ((strcmp (argv[i], "-l") == 0)
|| (strcmp (argv[i], "--license") == 0))
{
string_iconv_fprintf (stdout, "\n%s%s", WEECHAT_LICENSE);
weechat_shutdown (EXIT_SUCCESS, 0);
}
else if ((strcmp (argv[i], "-p") == 0)
|| (strcmp (argv[i], "--no-plugin") == 0))
{
weechat_auto_load_plugins = 0;
}
else if (strcmp (argv[i], "--upgrade") == 0)
{
weechat_upgrading = 1;
}
else if ((strcmp (argv[i], "-v") == 0)
|| (strcmp (argv[i], "--version") == 0))
{
string_iconv_fprintf (stdout, PACKAGE_VERSION "\n");
weechat_shutdown (EXIT_SUCCESS, 0);
}
}
}
/*
* weechat_create_home_dirs: create WeeChat directories
*/
void
weechat_create_home_dirs ()
{
char *ptr_home;
int dir_length;
struct stat statinfo;
if (!weechat_home)
{
ptr_home = getenv ("HOME");
if (!ptr_home)
{
string_iconv_fprintf (stderr,
_("Error: unable to get HOME directory\n"));
weechat_shutdown (EXIT_FAILURE, 0);
}
dir_length = strlen (ptr_home) + 10;
weechat_home = malloc (dir_length);
if (!weechat_home)
{
string_iconv_fprintf (stderr,
_("Error: not enough memory for home "
"directory\n"));
weechat_shutdown (EXIT_FAILURE, 0);
}
snprintf (weechat_home, dir_length, "%s%s.weechat", ptr_home,
DIR_SEPARATOR);
}
/* if home already exists, it has to be a directory */
if (stat (weechat_home, &statinfo) == 0)
{
if (!S_ISDIR (statinfo.st_mode))
{
string_iconv_fprintf (stderr,
_("Error: home (%s) is not a directory\n"),
weechat_home);
weechat_shutdown (EXIT_FAILURE, 0);
}
}
/* create home directory; error is fatal */
if (!util_mkdir (weechat_home, 0755))
{
string_iconv_fprintf (stderr,
_("Error: cannot create directory \"%s\"\n"),
weechat_home);
weechat_shutdown (EXIT_FAILURE, 0);
}
}
/*
* weechat_init_vars: initialize some variables
*/
void
weechat_init_vars ()
{
/* start time, used by /uptime command */
weechat_start_time = time (NULL);
}
/*
* weechat_welcome_message: display WeeChat welcome message - yeah!
*/
void
weechat_welcome_message ()
{
if (CONFIG_BOOLEAN(config_startup_display_logo))
{
gui_chat_printf (NULL,
"%s ___ __ ______________ _____ \n"
"%s __ | / /___________ ____/__ /_______ __ /_\n"
"%s __ | /| / /_ _ \\ _ \\ / __ __ \\ __ `/ __/\n"
"%s __ |/ |/ / / __/ __/ /___ _ / / / /_/ // /_ \n"
"%s ____/|__/ \\___/\\___/\\____/ /_/ /_/\\__,_/ \\__/ ",
GUI_COLOR(GUI_COLOR_CHAT_NICK),
GUI_COLOR(GUI_COLOR_CHAT_NICK),
GUI_COLOR(GUI_COLOR_CHAT_NICK),
GUI_COLOR(GUI_COLOR_CHAT_NICK),
GUI_COLOR(GUI_COLOR_CHAT_NICK));
}
if (CONFIG_STRING(config_startup_weechat_slogan)
&& CONFIG_STRING(config_startup_weechat_slogan)[0])
{
gui_chat_printf (NULL, _("%sWelcome to %s%s%s, %s"),
(CONFIG_BOOLEAN(config_startup_display_logo)) ?
" " : "",
GUI_COLOR(GUI_COLOR_CHAT_BUFFER),
PACKAGE_NAME,
GUI_NO_COLOR,
CONFIG_STRING(config_startup_weechat_slogan));
}
if (CONFIG_BOOLEAN(config_startup_display_version))
{
gui_chat_printf (NULL, "%s%s%s%s, %s %s %s",
(CONFIG_BOOLEAN(config_startup_display_logo)) ?
" " : "",
GUI_COLOR(GUI_COLOR_CHAT_BUFFER),
PACKAGE_STRING,
GUI_NO_COLOR,
_("compiled on"), __DATE__, __TIME__);
}
if (CONFIG_BOOLEAN(config_startup_display_logo) ||
(CONFIG_STRING(config_startup_weechat_slogan)
&& CONFIG_STRING(config_startup_weechat_slogan)[0]) ||
CONFIG_BOOLEAN(config_startup_display_version))
gui_chat_printf (NULL,
"%s-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-",
GUI_COLOR(GUI_COLOR_CHAT_NICK));
}
/*
* weechat_shutdown: shutdown WeeChat
*/
void
weechat_shutdown (int return_code, int crash)
{
if (weechat_argv0)
free (weechat_argv0);
if (weechat_home)
free (weechat_home);
log_close ();
if (weechat_local_charset)
free (weechat_local_charset);
network_end ();
if (crash)
abort();
else
exit (return_code);
}
/*
* main: WeeChat startup
*/
int
main (int argc, char *argv[])
{
setlocale (LC_ALL, ""); /* initialize gettext */
#ifdef ENABLE_NLS
bindtextdomain (PACKAGE, LOCALEDIR);
bind_textdomain_codeset (PACKAGE, "UTF-8");
textdomain (PACKAGE);
#endif
#ifdef HAVE_LANGINFO_CODESET
weechat_local_charset = strdup (nl_langinfo (CODESET));
#else
weechat_local_charset = strdup ("");
#endif
utf8_init ();
network_init ();
util_catch_signal (SIGINT, SIG_IGN); /* ignore SIGINT signal */
util_catch_signal (SIGQUIT, SIG_IGN); /* ignore SIGQUIT signal */
util_catch_signal (SIGPIPE, SIG_IGN); /* ignore SIGPIPE signal */
util_catch_signal (SIGSEGV,
&debug_sigsegv); /* crash dump for SIGSEGV signal */
hook_init (); /* initialize hooks */
debug_init (); /* hook signals for debug */
gui_main_pre_init (&argc, &argv); /* pre-initiliaze interface */
weechat_init_vars (); /* initialize some variables */
command_init (); /* initialize WeeChat commands */
gui_keyboard_init (); /* init keyb. (default key bindings)*/
if (!config_weechat_init ()) /* init options with default values */
exit (EXIT_FAILURE);
weechat_parse_args (argc, argv); /* parse command line args */
weechat_create_home_dirs (); /* create WeeChat directories */
log_init (); /* init log file */
if (config_weechat_read () < 0) /* read WeeChat configuration */
exit (EXIT_FAILURE);
gui_main_init (); /* init WeeChat interface */
if (weechat_upgrading)
upgrade_weechat_load (); /* upgrade with session file */
weechat_welcome_message (); /* display WeeChat welcome message */
command_startup (0); /* command executed before plugins */
plugin_init (weechat_auto_load_plugins, /* init plugin interface(s) */
argc, argv);
command_startup (1); /* command executed after plugins */
gui_layout_window_apply (); /* apply saved layout for windows */
gui_main_loop (); /* WeeChat main loop */
gui_layout_save_on_exit (); /* save layout */
plugin_end (); /* end plugin interface(s) */
if (CONFIG_BOOLEAN(config_look_save_config_on_exit))
(void) config_weechat_write (NULL); /* save WeeChat config file */
gui_main_end (1); /* shut down WeeChat GUI */
config_file_free_all (); /* free all configuration files */
gui_keyboard_end (); /* end keyboard */
unhook_all (); /* remove all hooks */
weechat_shutdown (EXIT_SUCCESS, 0); /* quit WeeChat (oh no, why?) */
return EXIT_SUCCESS; /* make C compiler happy */
}
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