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weechat/src/core/weechat.c
T
2008-01-09 18:26:17 +01:00

617 lines
22 KiB
C

/* ############################################################################
* ### ___ __ ______________ _____ ###
* ### __ | / /___________ ____/__ /_______ __ /_ ###
* ### __ | /| / /_ _ \ _ \ / __ __ \ __ `/ __/ ###
* ### __ |/ |/ / / __/ __/ /___ _ / / / /_/ // /_ ###
* ### ____/|__/ \___/\___/\____/ /_/ /_/\__,_/ \__/ ###
* ### ###
* ### WeeChat - Wee Enhanced Environment for Chat ###
* ### Fast & light environment for Chat ###
* ### ###
* ### 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-backtrace.h"
#include "wee-command.h"
#include "wee-config.h"
#include "wee-hook.h"
#include "wee-log.h"
#include "wee-upgrade.h"
#include "wee-string.h"
#include "wee-utf8.h"
#include "wee-util.h"
#include "../gui/gui-buffer.h"
#include "../gui/gui-chat.h"
#include "../gui/gui-color.h"
#include "../gui/gui-hotlist.h"
#include "../gui/gui-main.h"
#include "../gui/gui-keyboard.h"
#include "../gui/gui-window.h"
#include "../plugins/plugin.h"
char *weechat_argv0 = NULL; /* WeeChat binary file name (argv[0]) */
char *weechat_session = NULL; /* WeeChat session file (for /upgrade cmd) */
time_t weechat_start_time; /* WeeChat start time (used by /uptime cmd) */
int quit_weechat; /* = 1 if quit request from user... why ? :'( */
int sigsegv = 0; /* SIGSEGV received? */
char *weechat_home = NULL; /* WeeChat home dir. (default: ~/.weechat) */
char *local_charset = NULL; /* local charset, for ex.: ISO-8859-1, UTF-8 */
int server_cmd_line; /* at least 1 server on WeeChat command line */
int auto_connect; /* enabled by default (cmd option to disable) */
int auto_load_plugins; /* enabled by default (cmd option to disable) */
/*
* 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 [options ...]\n" \
" or: %s [irc[6][s]://[nickname[:password]@]"
"irc.example.org[:port][/channel][,channel[...]]"),
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"
" -c, --config display config file options\n"
" -d, --dir <path> set WeeChat home directory (default: ~/.weechat)\n"
" -f, --key-functions display WeeChat internal functions for keys\n"
" -h, --help this help\n"
" -m, --commands display WeeChat commands\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\n"));
string_iconv_fprintf(stdout, "\n");
}
/*
* weechat_display_config_options: display config options
*/
void
weechat_display_config_options ()
{
string_iconv_fprintf (stdout,
/* TRANSLATORS: %s is "WeeChat" */
_("%s configuration options:\n"),
PACKAGE_NAME);
config_file_print_stdout (weechat_config_file);
}
/*
* weechat_display_commands: display commands for one or more protocols
*/
void
weechat_display_commands ()
{
string_iconv_fprintf (stdout,
/* TRANSLATORS: %s is "WeeChat" */
_("%s internal commands:\n"),
PACKAGE_NAME);
string_iconv_fprintf (stdout, "\n");
command_print_stdout ();
}
/*
* weechat_display_key_functions: display WeeChat key functions
*/
void
weechat_display_key_functions ()
{
int i;
string_iconv_fprintf (stdout, _("Internal key functions:\n"));
string_iconv_fprintf (stdout, "\n");
i = 0;
while (gui_key_functions[i].function_name)
{
string_iconv_fprintf (stdout,
"* %s: %s\n",
gui_key_functions[i].function_name,
_(gui_key_functions[i].description));
i++;
}
}
/*
* weechat_display_keys: display WeeChat default keys
*/
void
weechat_display_keys ()
{
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->function) ?
gui_keyboard_function_search_by_ptr (ptr_key->function) : 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_session = NULL;
weechat_home = NULL;
server_cmd_line = 0;
auto_connect = 1;
auto_load_plugins = 1;
for (i = 1; i < argc; i++)
{
if ((strcmp (argv[i], "-a") == 0)
|| (strcmp (argv[i], "--no-connect") == 0))
auto_connect = 0;
else if ((strcmp (argv[i], "-c") == 0)
|| (strcmp (argv[i], "--config") == 0))
{
if (i + 1 < argc)
{
weechat_display_config_options (argv[i + 1]);
weechat_shutdown (EXIT_SUCCESS, 0);
}
else
{
string_iconv_fprintf (stderr,
_("Error: missing argument for \"%s\" "
"option\n"),
"--config");
weechat_shutdown (EXIT_FAILURE, 0);
}
}
else 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], "-f") == 0)
|| (strcmp (argv[i], "--key-functions") == 0))
{
weechat_display_key_functions ();
weechat_shutdown (EXIT_SUCCESS, 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], "-m") == 0)
|| (strcmp (argv[i], "--commands") == 0))
{
weechat_display_commands ();
weechat_shutdown (EXIT_SUCCESS, 0);
}
else if ((strcmp (argv[i], "-p") == 0)
|| (strcmp (argv[i], "--no-plugin") == 0))
{
auto_load_plugins = 0;
}
else if (strcmp (argv[i], "--session") == 0)
{
if (i + 1 < argc)
weechat_session = strdup (argv[++i]);
else
{
string_iconv_fprintf (stderr,
_("Error: missing argument for \"%s\" "
"option\n"),
"--session");
weechat_shutdown (EXIT_FAILURE, 0);
}
}
else if ((strcmp (argv[i], "-v") == 0)
|| (strcmp (argv[i], "--version") == 0))
{
string_iconv_fprintf (stdout, PACKAGE_VERSION "\n");
weechat_shutdown (EXIT_SUCCESS, 0);
}
/*else if ((weechat_strncasecmp (argv[i], "irc", 3) == 0))
{
if (irc_server_init_with_url (argv[i], &server_tmp) < 0)
{
string_iconv_fprintf (stderr,
_("Warning: invalid syntax for IRC server "
"('%s'), ignored\n"),
argv[i]);
}
else
{
if (!irc_server_new (server_tmp.name, server_tmp.autoconnect,
server_tmp.autoreconnect,
server_tmp.autoreconnect_delay,
1, server_tmp.address, server_tmp.port,
server_tmp.ipv6, server_tmp.ssl,
server_tmp.password, server_tmp.nick1,
server_tmp.nick2, server_tmp.nick3,
NULL, NULL, NULL, NULL, 0,
server_tmp.autojoin, 1, NULL))
string_iconv_fprintf (stderr,
_("Warning: unable to create server "
"('%s'), ignored\n"),
argv[i]);
irc_server_free_data (&server_tmp);
server_cmd_line = 1;
}
}*/
else
{
string_iconv_fprintf (stderr,
_("Warning: unknown parameter '%s', ignored\n"),
argv[i]);
}
}
}
/*
* 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 =
(char *)malloc (dir_length * sizeof (char));
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_create_dir (weechat_home, 0))
{
string_iconv_fprintf (stderr,
_("Error: unable to create \"%s\" directory\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_look_startup_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_look_weechat_slogan)
&& CONFIG_STRING(config_look_weechat_slogan)[0])
{
gui_chat_printf (NULL, _("%sWelcome to %s%s%s, %s"),
(CONFIG_BOOLEAN(config_look_startup_logo)) ?
" " : "",
GUI_COLOR(GUI_COLOR_CHAT_BUFFER),
PACKAGE_NAME,
GUI_NO_COLOR,
CONFIG_STRING(config_look_weechat_slogan));
}
if (CONFIG_BOOLEAN(config_look_startup_version))
{
gui_chat_printf (NULL, "%s%s%s%s, %s %s %s",
(CONFIG_BOOLEAN(config_look_startup_logo)) ?
" " : "",
GUI_COLOR(GUI_COLOR_CHAT_BUFFER),
PACKAGE_STRING,
GUI_NO_COLOR,
_("compiled on"), __DATE__, __TIME__);
}
if (CONFIG_BOOLEAN(config_look_startup_logo) ||
(CONFIG_STRING(config_look_weechat_slogan)
&& CONFIG_STRING(config_look_weechat_slogan)[0]) ||
CONFIG_BOOLEAN(config_look_startup_version))
gui_chat_printf (NULL,
"%s-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-",
GUI_COLOR(GUI_COLOR_CHAT_NICK));
log_printf ("%s (%s %s %s)",
PACKAGE_STRING, _("compiled on"), __DATE__, __TIME__);
}
/*
* 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 (local_charset)
free (local_charset);
if (crash)
abort();
else
exit (return_code);
}
/*
* weechat_dump: write dump to WeeChat log file
*/
void
weechat_dump (int crash)
{
/* prevent reentrance */
if (sigsegv)
exit (EXIT_FAILURE);
if (crash)
{
sigsegv = 1;
log_printf ("Very bad, WeeChat is crashing (SIGSEGV received)...");
}
log_printf ("");
if (crash)
{
log_printf ("****** WeeChat CRASH DUMP ******");
log_printf ("****** Please send this file to WeeChat developers ******");
log_printf ("****** and explain when this crash happened ******");
}
else
{
log_printf ("****** WeeChat dump request ******");
}
gui_window_print_log ();
gui_buffer_print_log ();
gui_hotlist_print_log ();
hook_print_log ();
config_file_print_log ();
plugin_print_log ();
hook_signal_send ("dump_data", WEECHAT_HOOK_SIGNAL_STRING, NULL);
log_printf ("");
log_printf ("****** End of WeeChat dump ******");
log_printf ("");
}
/*
* weechat_sigsegv: SIGSEGV handler: save crash log to
* <weechat_home>/weechat.log and exit
*/
void
weechat_sigsegv ()
{
weechat_dump (1);
unhook_all ();
gui_main_end ();
string_iconv_fprintf (stderr, "\n");
string_iconv_fprintf (stderr, "*** Very bad! WeeChat is crashing (SIGSEGV received)\n");
if (!log_crash_rename ())
string_iconv_fprintf (stderr,
"*** Full crash dump was saved to %s/weechat.log file.\n",
weechat_home);
string_iconv_fprintf (stderr, "***\n");
string_iconv_fprintf (stderr, "*** Please help WeeChat developers to fix this bug:\n");
string_iconv_fprintf (stderr, "*** 1. If you have a core file, please run: gdb weechat-curses core\n");
string_iconv_fprintf (stderr, "*** then issue \"bt\" command and send result to developers\n");
string_iconv_fprintf (stderr, "*** To enable core files with bash shell: ulimit -c 10000\n");
string_iconv_fprintf (stderr, "*** 2. Otherwise send backtrace (below) and weechat.log\n");
string_iconv_fprintf (stderr, "*** (be careful, private info may be in this file since\n");
string_iconv_fprintf (stderr, "*** part of chats are displayed, so remove lines if needed)\n\n");
weechat_backtrace ();
/* shutdown with error code */
weechat_shutdown (EXIT_FAILURE, 1);
}
/*
* 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
local_charset = strdup (nl_langinfo (CODESET));
#else
local_charset = strdup ("");
#endif
utf8_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,
&weechat_sigsegv); /* crash dump for SIGSEGV signal */
hook_init (); /* initialize hooks */
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_session)
//session_load (weechat_session); /* load previous session if asked */
weechat_welcome_message (); /* display WeeChat welcome message */
plugin_init (auto_load_plugins); /* init plugin interface(s) */
gui_main_loop (); /* WeeChat main loop */
plugin_end (); /* end plugin interface(s) */
if (CONFIG_BOOLEAN(config_look_save_on_exit))
(void) config_weechat_write (NULL); /* save WeeChat config file */
gui_main_end (); /* shut down WeeChat GUI */
unhook_all (); /* remove all hooks */
weechat_shutdown (EXIT_SUCCESS, 0); /* quit WeeChat (oh no, why?) */
return EXIT_SUCCESS; /* make C compiler happy */
}