summaryrefslogtreecommitdiff
path: root/src/core/core.c
blob: ef2af51200b5c6d5e7c649954062c4dca2dbdbce (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
/*
 core.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 <signal.h>

#include "args.h"
#include "pidwait.h"
#include "misc.h"

#include "net-disconnect.h"
#include "net-sendbuffer.h"
#include "signals.h"
#include "settings.h"

#include "chat-protocols.h"
#include "servers.h"
#include "chatnets.h"
#include "commands.h"
#include "expandos.h"
#include "write-buffer.h"
#include "log.h"
#include "rawlog.h"
#include "ignore.h"

#include "channels.h"
#include "queries.h"
#include "nicklist.h"
#include "nickmatch-cache.h"

#ifdef HAVE_SYS_RESOURCE_H
#  include <sys/resource.h>
   struct rlimit orig_core_rlimit;
#endif

void chat_commands_init(void);
void chat_commands_deinit(void);

void log_away_init(void);
void log_away_deinit(void);

int irssi_gui;
int irssi_init_finished;

static char *irssi_dir, *irssi_config_file;
static GSList *dialog_type_queue, *dialog_text_queue;

const char *get_irssi_dir(void)
{
        return irssi_dir;
}

/* return full path for ~/.irssi/config */
const char *get_irssi_config(void)
{
        return irssi_config_file;
}

static void read_settings(void)
{
#ifndef WIN32
	int signals[] = {
		SIGHUP, SIGINT, SIGQUIT, SIGTERM,
		SIGALRM, SIGUSR1, SIGUSR2
	};
	char *signames[] = {
		"hup", "int", "quit", "term",
		"alrm", "usr1", "usr2"
	};

	const char *ignores;
	struct sigaction act;
        int n;

	ignores = settings_get_str("ignore_signals");

	sigemptyset (&act.sa_mask);
	act.sa_flags = 0;

	for (n = 0; n < sizeof(signals)/sizeof(signals[0]); n++) {
		act.sa_handler = find_substr(ignores, signames[n]) ?
			SIG_IGN : SIG_DFL;
		sigaction(signals[n], &act, NULL);
	}

#ifdef HAVE_SYS_RESOURCE_H
	if (!settings_get_bool("override_coredump_limit"))
		setrlimit(RLIMIT_CORE, &orig_core_rlimit);
	else {
		struct rlimit rlimit;

                rlimit.rlim_cur = RLIM_INFINITY;
                rlimit.rlim_max = RLIM_INFINITY;
		if (setrlimit(RLIMIT_CORE, &rlimit) == -1)
                        settings_set_bool("override_coredump_limit", FALSE);
	}
#endif
#endif
}

static void sig_gui_dialog(const char *type, const char *text)
{
	dialog_type_queue = g_slist_append(dialog_type_queue, g_strdup(type));
	dialog_text_queue = g_slist_append(dialog_text_queue, g_strdup(text));
}

static void sig_init_finished(void)
{
	GSList *type, *text;

        signal_remove("gui dialog", (SIGNAL_FUNC) sig_gui_dialog);
	signal_remove("irssi init finished", (SIGNAL_FUNC) sig_init_finished);

	/* send the dialog texts that were in queue before irssi
	   was initialized */
	type = dialog_type_queue;
        text = dialog_text_queue;
	for (; text != NULL; text = text->next, type = type->next) {
		signal_emit("gui dialog", 2, type->data, text->data);
		g_free(type->data);
                g_free(text->data);
	}
        g_slist_free(dialog_type_queue);
        g_slist_free(dialog_text_queue);
}

void core_init_paths(int argc, char *argv[])
{
	static struct poptOption options[] = {
		{ "config", 0, POPT_ARG_STRING, NULL, 0, "Configuration file location (~/.irssi/config)", "PATH" },
		{ "home", 0, POPT_ARG_STRING, NULL, 0, "Irssi home dir location (~/.irssi)", "PATH" },
		{ NULL, '\0', 0, NULL }
	};
	char *str;
	int n, len;

	for (n = 1; n < argc; n++) {
		if (strncmp(argv[n], "--home=", 7) == 0) {
                        g_free_not_null(irssi_dir);
                        irssi_dir = convert_home(argv[n]+7);
                        len = strlen(irssi_dir);
			if (irssi_dir[len-1] == G_DIR_SEPARATOR)
				irssi_dir[len-1] = '\0';
                        break;
		}
		if (strncmp(argv[n], "--config=", 9) == 0) {
                        g_free_not_null(irssi_config_file);
			irssi_config_file = convert_home(argv[n]+9);
                        break;
		}
	}

	if (irssi_dir != NULL && !g_path_is_absolute(irssi_dir)) {
		str = irssi_dir;
		irssi_dir = g_strdup_printf("%s/%s", g_get_current_dir(), str);
		g_free(str);
	}

	if (irssi_config_file != NULL &&
	    !g_path_is_absolute(irssi_config_file)) {
		str = irssi_config_file;
		irssi_config_file =
			g_strdup_printf("%s/%s", g_get_current_dir(), str);
		g_free(str);
	}

	args_register(options);

        if (irssi_dir == NULL)
		irssi_dir = g_strdup_printf(IRSSI_DIR_FULL, g_get_home_dir());
	if (irssi_config_file == NULL)
                irssi_config_file = g_strdup_printf("%s/config", irssi_dir);
}

static void sig_irssi_init_finished(void)
{
        irssi_init_finished = TRUE;
}

void core_init(int argc, char *argv[])
{
	dialog_type_queue = NULL;
	dialog_text_queue = NULL;

	modules_init();
#ifndef WIN32
	pidwait_init();
#endif

	net_disconnect_init();
	net_sendbuffer_init();
	signals_init();

	signal_add_first("gui dialog", (SIGNAL_FUNC) sig_gui_dialog);
	signal_add_first("irssi init finished", (SIGNAL_FUNC) sig_init_finished);

	settings_init();
	commands_init();
        nickmatch_cache_init();

	chat_protocols_init();
	chatnets_init();
        expandos_init();
	ignore_init();
	servers_init();
        write_buffer_init();
	log_init();
	log_away_init();
	rawlog_init();

	channels_init();
	queries_init();
	nicklist_init();

	chat_commands_init();

	settings_add_str("misc", "ignore_signals", "");
	settings_add_bool("misc", "override_coredump_limit", TRUE);

#ifdef HAVE_SYS_RESOURCE_H
	getrlimit(RLIMIT_CORE, &orig_core_rlimit);
#endif
	read_settings();
	signal_add("setup changed", (SIGNAL_FUNC) read_settings);
	signal_add("irssi init finished", (SIGNAL_FUNC) sig_irssi_init_finished);

	settings_check();

        module_register("core", "core");
}

void core_deinit(void)
{
	signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
	signal_remove("irssi init finished", (SIGNAL_FUNC) sig_irssi_init_finished);

	chat_commands_deinit();

	nicklist_deinit();
	queries_deinit();
	channels_deinit();

	rawlog_deinit();
	log_away_deinit();
	log_deinit();
        write_buffer_deinit();
	servers_deinit();
	ignore_deinit();
        expandos_deinit();
	chatnets_deinit();
	chat_protocols_deinit();

        nickmatch_cache_deinit();
	commands_deinit();
	settings_deinit();
	signals_deinit();
	net_sendbuffer_deinit();
	net_disconnect_deinit();

#ifndef WIN32
	pidwait_deinit();
#endif
	modules_deinit();

	g_free(irssi_dir);
        g_free(irssi_config_file);
}