2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 2002 by the Sylpheed Claws Team and Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
29 #include <glib/gi18n.h>
35 #include <sys/types.h>
41 #if HAVE_SYS_UTSNAME_H
42 # include <sys/utsname.h>
45 #if defined(__GNU_LIBRARY__)
46 # include <gnu/libc-version.h>
57 #include "prefs_common.h"
60 * NOTE: the crash dialog is called when sylpheed is not
61 * initialized, so do not assume settings are available.
62 * for example, loading / creating pixmaps seems not
68 static GtkWidget *crash_dialog_show (const gchar *text,
69 const gchar *debug_output);
70 static void crash_create_debugger_file (void);
71 static void crash_save_crash_log (GtkButton *, const gchar *);
72 static void crash_create_bug_report (GtkButton *, const gchar *);
73 static void crash_debug (unsigned long crash_pid,
75 GString *debug_output);
76 static const gchar *get_compiled_in_features (void);
77 static const gchar *get_lib_version (void);
78 static const gchar *get_operating_system (void);
79 static gboolean is_crash_dialog_allowed (void);
80 static void crash_handler (int sig);
81 static void crash_cleanup_exit (void);
85 static const gchar *DEBUG_SCRIPT = "bt\nkill\nq";
90 *\brief install crash handlers
92 void crash_install_handlers(void)
97 if (!is_crash_dialog_allowed()) return;
102 signal(SIGSEGV, crash_handler);
103 sigaddset(&mask, SIGSEGV);
107 signal(SIGFPE, crash_handler);
108 sigaddset(&mask, SIGFPE);
112 signal(SIGILL, crash_handler);
113 sigaddset(&mask, SIGILL);
117 signal(SIGABRT, crash_handler);
118 sigaddset(&mask, SIGABRT);
121 sigprocmask(SIG_UNBLOCK, &mask, 0);
122 #endif /* CRASH_DIALOG */
128 *\brief crash dialog entry point
130 void crash_main(const char *arg)
138 crash_create_debugger_file();
139 tokens = g_strsplit(arg, ",", 0);
141 pid = atol(tokens[0]);
142 text = g_strdup_printf(_("Sylpheed-Claws process (%ld) received signal %ld"),
143 pid, atol(tokens[1]));
145 output = g_string_new("");
146 crash_debug(pid, tokens[2], output);
149 * try to get the settings
151 prefs_common_read_config();
153 crash_dialog_show(text, output->str);
154 g_string_free(output, TRUE);
157 #endif /* CRASH_DIALOG */
161 *\brief show crash dialog
163 *\param text Description
164 *\param debug_output Output text by gdb
166 *\return GtkWidget * Dialog widget
168 static GtkWidget *crash_dialog_show(const gchar *text, const gchar *debug_output)
175 GtkWidget *scrolledwindow1;
177 GtkWidget *hbuttonbox3;
178 GtkWidget *hbuttonbox4;
183 GtkTextBuffer *buffer;
186 window1 = gtk_window_new(GTK_WINDOW_TOPLEVEL);
187 gtk_container_set_border_width(GTK_CONTAINER(window1), 5);
188 gtk_window_set_title(GTK_WINDOW(window1), _("Sylpheed-Claws has crashed"));
189 gtk_window_set_position(GTK_WINDOW(window1), GTK_WIN_POS_CENTER);
190 gtk_window_set_modal(GTK_WINDOW(window1), TRUE);
191 gtk_window_set_default_size(GTK_WINDOW(window1), 460, 272);
194 vbox1 = gtk_vbox_new(FALSE, 2);
195 gtk_widget_show(vbox1);
196 gtk_container_add(GTK_CONTAINER(window1), vbox1);
198 hbox1 = gtk_hbox_new(FALSE, 4);
199 gtk_widget_show(hbox1);
200 gtk_box_pack_start(GTK_BOX(vbox1), hbox1, FALSE, TRUE, 0);
201 gtk_container_set_border_width(GTK_CONTAINER(hbox1), 4);
203 label1 = gtk_label_new
204 (g_strdup_printf(_("%s.\nPlease file a bug report and include the information below."), text));
205 gtk_widget_show(label1);
206 gtk_box_pack_start(GTK_BOX(hbox1), label1, TRUE, TRUE, 0);
207 gtk_misc_set_alignment(GTK_MISC(label1), 7.45058e-09, 0.5);
209 frame1 = gtk_frame_new(_("Debug log"));
210 gtk_widget_show(frame1);
211 gtk_box_pack_start(GTK_BOX(vbox1), frame1, TRUE, TRUE, 0);
213 scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
214 gtk_widget_show(scrolledwindow1);
215 gtk_container_add(GTK_CONTAINER(frame1), scrolledwindow1);
216 gtk_container_set_border_width(GTK_CONTAINER(scrolledwindow1), 3);
217 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwindow1),
218 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
220 text1 = gtk_text_view_new();
221 gtk_text_view_set_editable(GTK_TEXT_VIEW(text1), FALSE);
222 gtk_widget_show(text1);
223 gtk_container_add(GTK_CONTAINER(scrolledwindow1), text1);
225 crash_report = g_strdup_printf(
226 "Sylpheed-Claws version %s\nGTK+ version %d.%d.%d\nFeatures:%s\nOperating system: %s\nC Library: %s\n--\n%s",
228 gtk_major_version, gtk_minor_version, gtk_micro_version,
229 get_compiled_in_features(),
230 get_operating_system(),
234 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text1));
235 gtk_text_buffer_get_start_iter(buffer, &iter);
236 gtk_text_buffer_insert(buffer, &iter, crash_report, -1);
238 hbuttonbox3 = gtk_hbutton_box_new();
239 gtk_widget_show(hbuttonbox3);
240 gtk_box_pack_start(GTK_BOX(vbox1), hbuttonbox3, FALSE, FALSE, 0);
242 hbuttonbox4 = gtk_hbutton_box_new();
243 gtk_widget_show(hbuttonbox4);
244 gtk_box_pack_start(GTK_BOX(vbox1), hbuttonbox4, FALSE, FALSE, 0);
246 button3 = gtk_button_new_with_label(_("Close"));
247 gtk_widget_show(button3);
248 gtk_container_add(GTK_CONTAINER(hbuttonbox4), button3);
249 GTK_WIDGET_SET_FLAGS(button3, GTK_CAN_DEFAULT);
251 button4 = gtk_button_new_with_label(_("Save..."));
252 gtk_widget_show(button4);
253 gtk_container_add(GTK_CONTAINER(hbuttonbox4), button4);
254 GTK_WIDGET_SET_FLAGS(button4, GTK_CAN_DEFAULT);
256 button5 = gtk_button_new_with_label(_("Create bug report"));
257 gtk_widget_show(button5);
258 gtk_container_add(GTK_CONTAINER(hbuttonbox4), button5);
259 GTK_WIDGET_SET_FLAGS(button5, GTK_CAN_DEFAULT);
261 g_signal_connect(G_OBJECT(window1), "delete_event",
262 G_CALLBACK(gtk_main_quit), NULL);
263 g_signal_connect(G_OBJECT(button3), "clicked",
264 G_CALLBACK(gtk_main_quit), NULL);
265 g_signal_connect(G_OBJECT(button4), "clicked",
266 G_CALLBACK(crash_save_crash_log), crash_report);
267 g_signal_connect(G_OBJECT(button5), "clicked",
268 G_CALLBACK(crash_create_bug_report), NULL);
270 gtk_widget_show(window1);
278 *\brief create debugger script file in sylpheed directory.
279 * all the other options (creating temp files) looked too
282 static void crash_create_debugger_file(void)
284 gchar *filespec = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, DEBUGGERRC, NULL);
286 str_write_to_file(DEBUG_SCRIPT, filespec);
291 *\brief saves crash log to a file
293 static void crash_save_crash_log(GtkButton *button, const gchar *text)
301 lt = localtime(&timer);
302 strftime(buf, sizeof buf, "sylpheed-crash-log-%Y-%m-%d-%H-%M-%S.txt", lt);
303 if (NULL != (filename = filesel_select_file_save(_("Save crash information"), buf))
305 str_write_to_file(text, filename);
310 *\brief create bug report (goes to Sylpheed Claws bug tracker)
312 static void crash_create_bug_report(GtkButton *button, const gchar *data)
314 open_uri(BUGZILLA_URI, prefs_common.uri_cmd);
318 *\brief launches debugger and attaches it to crashed sylpheed
320 static void crash_debug(unsigned long crash_pid,
322 GString *debug_output)
329 if (0 == (pid = fork())) {
331 char **argptr = argp;
332 gchar *filespec = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, DEBUGGERRC, NULL);
338 * setup debugger to attach to crashed sylpheed
343 *argptr++ = "--quiet";
344 *argptr++ = "--batch";
346 *argptr++ = filespec;
347 *argptr++ = exe_image;
348 *argptr++ = g_strdup_printf("%ld", crash_pid);
352 * redirect output to write end of pipe
357 if (-1 == execvp("gdb", argp))
358 puts("error execvp\n");
363 waitpid(pid, NULL, 0);
366 * make it non blocking
368 if (-1 == fcntl(choutput[0], F_SETFL, O_NONBLOCK))
369 puts("set to non blocking failed\n");
375 r = read(choutput[0], buf, sizeof buf - 1);
378 g_string_append(debug_output, buf);
386 * kill the process we attached to
388 kill(crash_pid, SIGCONT);
397 static const gchar *get_compiled_in_features(void)
399 return g_strdup_printf("%s",
436 *\brief library version
438 static const gchar *get_lib_version(void)
440 #if defined(__GNU_LIBRARY__)
441 return g_strdup_printf("GNU libc %s", gnu_get_libc_version());
443 return g_strdup(_("Unknown"));
450 *\brief operating system
452 static const gchar *get_operating_system(void)
454 #if HAVE_SYS_UTSNAME_H
455 struct utsname utsbuf;
457 return g_strdup_printf("%s %s (%s)",
462 return g_strdup(_("Unknown"));
470 *\brief see if the crash dialog is allowed (because some
471 * developers may prefer to run sylpheed under gdb...)
473 static gboolean is_crash_dialog_allowed(void)
475 return !getenv("SYLPHEED_NO_CRASH");
479 *\brief this handler will probably evolve into
482 static void crash_handler(int sig)
485 static volatile unsigned long crashed_ = 0;
488 * let's hope argv0 aren't trashed.
489 * both are defined in main.c.
495 * besides guarding entrancy it's probably also better
496 * to mask off signals
498 if (crashed_) return;
508 * gnome ungrabs focus, and flushes gdk. mmmh, good idea.
510 gdk_pointer_ungrab(GDK_CURRENT_TIME);
511 gdk_keyboard_ungrab(GDK_CURRENT_TIME);
514 if (0 == (pid = fork())) {
519 * probably also some other parameters (like GTK+ ones).
520 * also we pass the full startup dir and the real command
521 * line typed in (argv0)
526 sprintf(buf, "%d,%d,%s", getppid(), sig, argv0);
530 chdir(sylpheed_get_startup_dir());
535 waitpid(pid, NULL, 0);
536 crash_cleanup_exit();
544 *\brief put all the things here we can do before
545 * letting the program die
547 static void crash_cleanup_exit(void)
549 extern gchar *get_socket_name(void);
550 const char *filename = get_socket_name();