485 lines
19 KiB
C
485 lines
19 KiB
C
/* ##########################################################################
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* ## ___ __ ______________ _____ ##
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* ## __ | / /___________ ____/__ /_______ __ /_ ##
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* ## __ | /| / /_ _ \ _ \ / __ __ \ __ `/ __/ ##
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* ## __ |/ |/ / / __/ __/ /___ _ / / / /_/ // /_ ##
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* ## ____/|__/ \___/\___/\____/ /_/ /_/\__,_/ \__/ ##
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* ## ##
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* ## WeeChat - Wee Enhanced Environment for Chat ##
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* ## Fast, light, extensible chat client ##
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* ## ##
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* ## By Sebastien Helleu <flashcode@flashtux.org> ##
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* ## ##
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* ## http://www.weechat.org/ ##
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* ## ##
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* ##########################################################################
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*
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* weechat.c - WeeChat main functions
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*
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* Copyright (C) 2003-2013 Sebastien Helleu <flashcode@flashtux.org>
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*
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* This file is part of WeeChat, the extensible chat client.
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*
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* WeeChat is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* WeeChat is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <errno.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <time.h>
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#include <signal.h>
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#ifdef HAVE_LANGINFO_CODESET
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#include <langinfo.h>
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#endif
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#include "weechat.h"
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#include "wee-command.h"
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#include "wee-completion.h"
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#include "wee-config.h"
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#include "wee-debug.h"
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#include "wee-hdata.h"
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#include "wee-hook.h"
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#include "wee-log.h"
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#include "wee-network.h"
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#include "wee-proxy.h"
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#include "wee-string.h"
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#include "wee-upgrade.h"
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#include "wee-utf8.h"
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#include "wee-util.h"
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#include "wee-version.h"
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#include "../gui/gui-chat.h"
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#include "../gui/gui-color.h"
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#include "../gui/gui-completion.h"
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#include "../gui/gui-key.h"
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#include "../gui/gui-layout.h"
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#include "../gui/gui-main.h"
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#include "../plugins/plugin.h"
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int weechat_debug_core = 0; /* debug level for core */
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char *weechat_argv0 = NULL; /* WeeChat binary file name (argv[0])*/
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int weechat_upgrading = 0; /* =1 if WeeChat is upgrading */
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time_t weechat_first_start_time = 0; /* start time (used by /uptime cmd) */
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int weechat_upgrade_count = 0; /* number of /upgrade done */
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struct timeval weechat_current_start_timeval; /* start time used to display */
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/* duration of /upgrade */
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int weechat_quit = 0; /* = 1 if quit request from user */
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int weechat_sigsegv = 0; /* SIGSEGV received? */
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char *weechat_home = NULL; /* home dir. (default: ~/.weechat) */
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char *weechat_local_charset = NULL; /* example: ISO-8859-1, UTF-8 */
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int weechat_server_cmd_line = 0; /* at least 1 server on cmd line */
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int weechat_auto_load_plugins = 1; /* auto load plugins */
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int weechat_plugin_no_dlclose = 0; /* remove calls to dlclose for libs */
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/* (useful with valgrind) */
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int weechat_no_gnutls = 0; /* remove init/deinit of gnutls */
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/* (useful with valgrind/electric-f.)*/
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int weechat_no_gcrypt = 0; /* remove init/deinit of gcrypt */
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/* (useful with valgrind) */
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char *weechat_startup_commands = NULL; /* startup commands (-r flag) */
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/*
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* Displays WeeChat copyright on standard output.
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*/
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void
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weechat_display_copyright ()
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{
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string_iconv_fprintf (stdout, "\n");
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string_iconv_fprintf (stdout,
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/* TRANSLATORS: "%s %s" after "compiled on" is date and time */
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_("WeeChat %s Copyright %s, compiled on %s %s\n"
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"Developed by Sebastien Helleu <flashcode@flashtux.org> "
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"- %s"),
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version_get_version_with_git (),
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WEECHAT_COPYRIGHT_DATE,
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version_get_compilation_date (),
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version_get_compilation_time (),
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WEECHAT_WEBSITE);
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string_iconv_fprintf (stdout, "\n");
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}
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/*
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* Displays WeeChat usage on standard output.
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*/
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void
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weechat_display_usage (char *exec_name)
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{
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weechat_display_copyright ();
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string_iconv_fprintf (stdout, "\n");
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string_iconv_fprintf (stdout,
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_("Usage: %s [option...] [plugin:option...]\n"),
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exec_name, exec_name);
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string_iconv_fprintf (stdout, "\n");
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string_iconv_fprintf (stdout,
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_(" -a, --no-connect disable auto-connect to servers at startup\n"
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" -c, --colors display default colors in terminal\n"
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" -d, --dir <path> set WeeChat home directory (default: ~/.weechat)\n"
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" -h, --help display this help\n"
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" -l, --license display WeeChat license\n"
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" -p, --no-plugin don't load any plugin at startup\n"
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" -r, --run-command <cmd> run command(s) after startup\n"
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" (many commands can be separated by semicolons)\n"
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" -s, --no-script don't load any script at startup\n"
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" --upgrade upgrade WeeChat using session files (see /help upgrade in WeeChat)\n"
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" -v, --version display WeeChat version\n"
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" plugin:option option for plugin (see man weechat)\n"));
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string_iconv_fprintf(stdout, "\n");
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}
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/*
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* Parses command line arguments.
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*
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* Arguments argc and argv come from main() function.
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*/
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void
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weechat_parse_args (int argc, char *argv[])
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{
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int i;
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weechat_argv0 = strdup (argv[0]);
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weechat_upgrading = 0;
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weechat_home = NULL;
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weechat_server_cmd_line = 0;
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weechat_auto_load_plugins = 1;
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weechat_plugin_no_dlclose = 0;
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for (i = 1; i < argc; i++)
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{
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if ((strcmp (argv[i], "-c") == 0)
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|| (strcmp (argv[i], "--colors") == 0))
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{
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gui_color_display_terminal_colors ();
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weechat_shutdown (EXIT_SUCCESS, 0);
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}
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else if ((strcmp (argv[i], "-d") == 0)
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|| (strcmp (argv[i], "--dir") == 0))
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{
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if (i + 1 < argc)
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weechat_home = strdup (argv[++i]);
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else
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{
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string_iconv_fprintf (stderr,
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_("Error: missing argument for \"%s\" "
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"option\n"),
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argv[i]);
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weechat_shutdown (EXIT_FAILURE, 0);
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}
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}
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else if ((strcmp (argv[i], "-h") == 0)
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|| (strcmp (argv[i], "--help") == 0))
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{
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weechat_display_usage (argv[0]);
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weechat_shutdown (EXIT_SUCCESS, 0);
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}
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else if ((strcmp (argv[i], "-l") == 0)
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|| (strcmp (argv[i], "--license") == 0))
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{
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weechat_display_copyright ();
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string_iconv_fprintf (stdout, "\n");
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string_iconv_fprintf (stdout, "%s%s", WEECHAT_LICENSE_TEXT);
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weechat_shutdown (EXIT_SUCCESS, 0);
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}
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else if (strcmp (argv[i], "--no-dlclose") == 0)
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{
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/*
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* Valgrind works better when dlclose() is not done after plugins
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* are unloaded, it can display stack for plugins,* otherwise
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* you'll see "???" in stack for functions of unloaded plugins.
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* This option disables the call to dlclose(),
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* it must NOT be used for other purposes!
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*/
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weechat_plugin_no_dlclose = 1;
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}
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else if (strcmp (argv[i], "--no-gnutls") == 0)
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{
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/*
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* Electric-fence is not working fine when gnutls loads
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* certificates and Valgrind reports many memory errors with gnutls.
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* This option disables the init/deinit of gnutls,
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* it must NOT be used for other purposes!
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*/
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weechat_no_gnutls = 1;
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}
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else if (strcmp (argv[i], "--no-gcrypt") == 0)
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{
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/*
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* Valgrind reports many memory errors with gcrypt.
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* This option disables the init/deinit of gcrypt,
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* it must NOT be used for other purposes!
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*/
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weechat_no_gcrypt = 1;
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}
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else if ((strcmp (argv[i], "-p") == 0)
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|| (strcmp (argv[i], "--no-plugin") == 0))
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{
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weechat_auto_load_plugins = 0;
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}
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else if ((strcmp (argv[i], "-r") == 0)
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|| (strcmp (argv[i], "--run-command") == 0))
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{
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if (i + 1 < argc)
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weechat_startup_commands = strdup (argv[++i]);
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else
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{
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string_iconv_fprintf (stderr,
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_("Error: missing argument for \"%s\" "
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"option\n"),
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argv[i]);
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weechat_shutdown (EXIT_FAILURE, 0);
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}
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}
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else if (strcmp (argv[i], "--upgrade") == 0)
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{
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weechat_upgrading = 1;
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}
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else if ((strcmp (argv[i], "-v") == 0)
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|| (strcmp (argv[i], "--version") == 0))
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{
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string_iconv_fprintf (stdout, version_get_version ());
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fprintf (stdout, "\n");
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weechat_shutdown (EXIT_SUCCESS, 0);
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}
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}
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}
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/*
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* Creates WeeChat home directory (by default ~/.weechat).
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*
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* Any error in this function is fatal: WeeChat can not run without a home
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* directory.
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*/
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void
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weechat_create_home_dir ()
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{
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char *ptr_home, *config_weechat_home = WEECHAT_HOME;
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int dir_length;
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struct stat statinfo;
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if (!weechat_home)
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{
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if (strlen (config_weechat_home) == 0)
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{
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string_iconv_fprintf (stderr,
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_("Error: WEECHAT_HOME is undefined, check "
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"build options\n"));
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weechat_shutdown (EXIT_FAILURE, 0);
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/* make C static analyzer happy (never executed) */
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return;
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}
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if (config_weechat_home[0] == '~')
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{
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/* replace leading '~' by $HOME */
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ptr_home = getenv ("HOME");
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if (!ptr_home)
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{
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string_iconv_fprintf (stderr,
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_("Error: unable to get HOME directory\n"));
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weechat_shutdown (EXIT_FAILURE, 0);
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/* make C static analyzer happy (never executed) */
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return;
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}
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dir_length = strlen (ptr_home) + strlen (config_weechat_home + 1) + 1;
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weechat_home = malloc (dir_length);
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if (weechat_home)
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{
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snprintf (weechat_home, dir_length,
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"%s%s", ptr_home, config_weechat_home + 1);
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}
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}
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else
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{
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weechat_home = strdup (config_weechat_home);
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}
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if (!weechat_home)
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{
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string_iconv_fprintf (stderr,
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_("Error: not enough memory for home "
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"directory\n"));
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weechat_shutdown (EXIT_FAILURE, 0);
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/* make C static analyzer happy (never executed) */
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return;
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}
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}
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/* if home already exists, it has to be a directory */
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if (stat (weechat_home, &statinfo) == 0)
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{
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if (!S_ISDIR (statinfo.st_mode))
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{
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string_iconv_fprintf (stderr,
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_("Error: home (%s) is not a directory\n"),
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weechat_home);
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weechat_shutdown (EXIT_FAILURE, 0);
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}
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}
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/* create home directory; error is fatal */
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if (!util_mkdir (weechat_home, 0755))
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{
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string_iconv_fprintf (stderr,
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_("Error: cannot create directory \"%s\"\n"),
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weechat_home);
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weechat_shutdown (EXIT_FAILURE, 0);
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}
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}
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/*
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* Displays WeeChat welcome message.
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*/
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void
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weechat_welcome_message ()
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{
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if (CONFIG_BOOLEAN(config_startup_display_logo))
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{
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gui_chat_printf (NULL,
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"%s ___ __ ______________ _____ \n"
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"%s __ | / /___________ ____/__ /_______ __ /_\n"
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"%s __ | /| / /_ _ \\ _ \\ / __ __ \\ __ `/ __/\n"
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"%s __ |/ |/ / / __/ __/ /___ _ / / / /_/ // /_ \n"
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"%s ____/|__/ \\___/\\___/\\____/ /_/ /_/\\__,_/ \\__/ ",
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GUI_COLOR(GUI_COLOR_CHAT_NICK),
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GUI_COLOR(GUI_COLOR_CHAT_NICK),
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GUI_COLOR(GUI_COLOR_CHAT_NICK),
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GUI_COLOR(GUI_COLOR_CHAT_NICK),
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GUI_COLOR(GUI_COLOR_CHAT_NICK));
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}
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if (CONFIG_BOOLEAN(config_startup_display_version))
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{
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command_version_display (NULL, 0, 0, 0);
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}
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if (CONFIG_BOOLEAN(config_startup_display_logo) ||
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CONFIG_BOOLEAN(config_startup_display_version))
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{
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gui_chat_printf (NULL,
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"- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -");
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}
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}
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/*
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* Shutdowns WeeChat.
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*/
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void
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weechat_shutdown (int return_code, int crash)
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{
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if (weechat_argv0)
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free (weechat_argv0);
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if (weechat_home)
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free (weechat_home);
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log_close ();
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if (weechat_local_charset)
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free (weechat_local_charset);
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network_end ();
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if (crash)
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abort();
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else
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exit (return_code);
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}
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/*
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* Entry point for WeeChat.
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*/
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int
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main (int argc, char *argv[])
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{
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weechat_first_start_time = time (NULL); /* initialize start time */
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gettimeofday (&weechat_current_start_timeval, NULL);
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setlocale (LC_ALL, ""); /* initialize gettext */
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#ifdef ENABLE_NLS
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bindtextdomain (PACKAGE, LOCALEDIR);
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bind_textdomain_codeset (PACKAGE, "UTF-8");
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textdomain (PACKAGE);
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#endif
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#ifdef HAVE_LANGINFO_CODESET
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weechat_local_charset = strdup (nl_langinfo (CODESET));
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#else
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weechat_local_charset = strdup ("");
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#endif
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utf8_init ();
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util_catch_signal (SIGINT, SIG_IGN); /* ignore SIGINT signal */
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util_catch_signal (SIGQUIT, SIG_IGN); /* ignore SIGQUIT signal */
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util_catch_signal (SIGPIPE, SIG_IGN); /* ignore SIGPIPE signal */
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util_catch_signal (SIGSEGV,
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&debug_sigsegv); /* crash dump for SIGSEGV signal */
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hdata_init (); /* initialize hdata */
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hook_init (); /* initialize hooks */
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debug_init (); /* hook signals for debug */
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gui_main_pre_init (&argc, &argv); /* pre-initialize interface */
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command_init (); /* initialize WeeChat commands */
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completion_init (); /* add core completion hooks */
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gui_key_init (); /* init keys */
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if (!config_weechat_init ()) /* init options with default values */
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exit (EXIT_FAILURE);
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weechat_parse_args (argc, argv); /* parse command line args */
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weechat_create_home_dir (); /* create WeeChat home directory */
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log_init (); /* init log file */
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if (config_weechat_read () < 0) /* read WeeChat configuration */
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exit (EXIT_FAILURE);
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network_init (); /* init networking */
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gui_main_init (); /* init WeeChat interface */
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if (weechat_upgrading)
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{
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upgrade_weechat_load (); /* upgrade with session file */
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weechat_upgrade_count++; /* increase /upgrade count */
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}
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weechat_welcome_message (); /* display WeeChat welcome message */
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gui_chat_print_lines_waiting_buffer (); /* print lines waiting for buf. */
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command_startup (0); /* command executed before plugins */
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plugin_init (weechat_auto_load_plugins, /* init plugin interface(s) */
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argc, argv);
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command_startup (1); /* commands executed after plugins */
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if (!weechat_upgrading)
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gui_layout_window_apply (gui_layout_current, -1);
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if (weechat_upgrading)
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upgrade_weechat_end (); /* remove .upgrade files + signal */
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gui_main_loop (); /* WeeChat main loop */
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gui_layout_save_on_exit (); /* save layout */
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plugin_end (); /* end plugin interface(s) */
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if (CONFIG_BOOLEAN(config_look_save_config_on_exit))
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(void) config_weechat_write (NULL); /* save WeeChat config file */
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gui_main_end (1); /* shut down WeeChat GUI */
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proxy_free_all (); /* free all proxies */
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config_weechat_free (); /* free weechat.conf and vars */
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config_file_free_all (); /* free all configuration files */
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gui_key_end (); /* remove all keys */
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unhook_all (); /* remove all hooks */
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hdata_end (); /* end hdata */
|
|
weechat_shutdown (EXIT_SUCCESS, 0); /* quit WeeChat (oh no, why?) */
|
|
|
|
return EXIT_SUCCESS; /* make C compiler happy */
|
|
}
|