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Files
weechat/src/core/wee-command.h
T
Sébastien Helleu 0dc7fbcb0c core: add options to customize commands on system signals, quit by default on SIGHUP when not running headless (closes #1595)
New options to customize behavior on signals received, with the default
behavior:

- weechat.signal.sighup: quit in normal mode, reload config in headless
- weechat.signal.sigquit: quit
- weechat.signal.sigterm: quit
- weechat.signal.sigusr1: no command executed by default
- weechat.signal.sigusr2: no command executed by default

The signals SIGUSR1 and SIGUSR2 are introduced by this commit, so it's now
possible to run commands when they are received.

The SIGHUP signal makes now WeeChat quit, it was the behavior before version
2.9 of WeeChat (see commit de1e61f7cd).
2021-03-16 18:47:31 +01:00

94 lines
4.6 KiB
C

/*
* Copyright (C) 2003-2021 Sébastien Helleu <flashcode@flashtux.org>
* Copyright (C) 2005-2006 Emmanuel Bouthenot <kolter@openics.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 <https://www.gnu.org/licenses/>.
*/
#ifndef WEECHAT_COMMAND_H
#define WEECHAT_COMMAND_H
#define COMMAND_CALLBACK(__command) \
int \
command_##__command (const void *pointer, void *data, \
struct t_gui_buffer *buffer, \
int argc, char **argv, char **argv_eol)
/*
* This macro is used to create an "empty" command in WeeChat core:
* command does nothing, but plugins or scripts can catch it when it
* is used by user, with weechat_hook_command_run("/xxx", ...)
* where "xxx" is command name.
*/
#define COMMAND_EMPTY(__command) \
int \
command_##__command (const void *pointer, void *data, \
struct t_gui_buffer *buffer, \
int argc, char **argv, char **argv_eol) \
{ \
(void) pointer; \
(void) data; \
(void) buffer; \
(void) argc; \
(void) argv; \
(void) argv_eol; \
return WEECHAT_RC_OK; \
}
/*
* macro to return error in case of missing arguments in callback of
* hook_command
*/
#define COMMAND_MIN_ARGS(__min_args, __option) \
if (argc < __min_args) \
{ \
gui_chat_printf_date_tags ( \
NULL, 0, GUI_FILTER_TAG_NO_FILTER, \
_("%sToo few arguments for command \"%s%s%s\" " \
"(help on command: /help %s)"), \
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR], \
argv[0], \
(__option && __option[0]) ? " " : "", \
(__option && __option[0]) ? __option : "", \
argv[0] + 1); \
return WEECHAT_RC_ERROR; \
}
/* macro to return error in callback of hook_command */
#define COMMAND_ERROR \
{ \
gui_chat_printf_date_tags ( \
NULL, 0, GUI_FILTER_TAG_NO_FILTER, \
_("%sError with command \"%s\" " \
"(help on command: /help %s)"), \
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR], \
argv_eol[0], \
argv[0] + 1); \
return WEECHAT_RC_ERROR; \
}
struct t_gui_buffer;
extern void command_init ();
extern void command_startup (int plugins_loaded);
extern void command_version_display (struct t_gui_buffer *buffer,
int send_to_buffer_as_input,
int translated_string,
int display_git_version);
#endif /* WEECHAT_COMMAND_H */