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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
32 #include <sys/types.h>
38 #if HAVE_SYS_UTSNAME_H
39 # include <sys/utsname.h>
42 #if defined(__GNU_LIBRARY__)
43 # include <gnu/libc-version.h>
54 #include "prefs_common.h"
57 * NOTE: the crash dialog is called when sylpheed is not
58 * initialized, so do not assume settings are available.
59 * for example, loading / creating pixmaps seems not
65 static GtkWidget *crash_dialog_show (const gchar *text,
66 const gchar *debug_output);
67 static void crash_create_debugger_file (void);
68 static void crash_save_crash_log (GtkButton *, const gchar *);
69 static void crash_create_bug_report (GtkButton *, const gchar *);
70 static void crash_debug (unsigned long crash_pid,
72 GString *debug_output);
73 static const gchar *get_compiled_in_features (void);
74 static const gchar *get_lib_version (void);
75 static const gchar *get_operating_system (void);
76 static gboolean is_crash_dialog_allowed (void);
77 static void crash_handler (int sig);
78 static void crash_cleanup_exit (void);
82 static const gchar *DEBUG_SCRIPT = "bt\nkill\nq";
87 *\brief install crash handlers
89 void crash_install_handlers(void)
94 if (!is_crash_dialog_allowed()) return;
99 signal(SIGSEGV, crash_handler);
100 sigaddset(&mask, SIGSEGV);
104 signal(SIGFPE, crash_handler);
105 sigaddset(&mask, SIGFPE);
109 signal(SIGILL, crash_handler);
110 sigaddset(&mask, SIGILL);
114 signal(SIGABRT, crash_handler);
115 sigaddset(&mask, SIGABRT);
119 signal(SIGTERM, crash_handler);
120 sigaddset(&mask, SIGTERM);
123 sigprocmask(SIG_UNBLOCK, &mask, 0);
124 #endif /* CRASH_DIALOG */
130 *\brief crash dialog entry point
132 void crash_main(const char *arg)
140 crash_create_debugger_file();
141 tokens = g_strsplit(arg, ",", 0);
143 pid = atol(tokens[0]);
144 text = g_strdup_printf(_("Sylpheed process (%ld) received signal %ld"),
145 pid, atol(tokens[1]));
147 output = g_string_new("");
148 crash_debug(pid, tokens[2], output);
151 * try to get the settings
154 prefs_common_read_config();
156 crash_dialog_show(text, output->str);
157 g_string_free(output, TRUE);
160 #endif /* CRASH_DIALOG */
164 *\brief show crash dialog
166 *\param text Description
167 *\param debug_output Output text by gdb
169 *\return GtkWidget * Dialog widget
171 static GtkWidget *crash_dialog_show(const gchar *text, const gchar *debug_output)
178 GtkWidget *scrolledwindow1;
180 GtkWidget *hbuttonbox3;
181 GtkWidget *hbuttonbox4;
187 window1 = gtk_window_new(GTK_WINDOW_TOPLEVEL);
188 gtk_container_set_border_width(GTK_CONTAINER(window1), 5);
189 gtk_window_set_title(GTK_WINDOW(window1), _("Sylpheed has crashed"));
190 gtk_window_set_position(GTK_WINDOW(window1), GTK_WIN_POS_CENTER);
191 gtk_window_set_modal(GTK_WINDOW(window1), TRUE);
192 gtk_window_set_default_size(GTK_WINDOW(window1), 460, 272);
195 vbox1 = gtk_vbox_new(FALSE, 2);
196 gtk_widget_show(vbox1);
197 gtk_container_add(GTK_CONTAINER(window1), vbox1);
199 hbox1 = gtk_hbox_new(FALSE, 4);
200 gtk_widget_show(hbox1);
201 gtk_box_pack_start(GTK_BOX(vbox1), hbox1, FALSE, TRUE, 0);
202 gtk_container_set_border_width(GTK_CONTAINER(hbox1), 4);
204 label1 = gtk_label_new
205 (g_strdup_printf(_("%s.\nPlease file a bug report and include the information below."), text));
206 gtk_widget_show(label1);
207 gtk_box_pack_start(GTK_BOX(hbox1), label1, TRUE, TRUE, 0);
208 gtk_misc_set_alignment(GTK_MISC(label1), 7.45058e-09, 0.5);
210 frame1 = gtk_frame_new(_("Debug log"));
211 gtk_widget_show(frame1);
212 gtk_box_pack_start(GTK_BOX(vbox1), frame1, TRUE, TRUE, 0);
214 scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
215 gtk_widget_show(scrolledwindow1);
216 gtk_container_add(GTK_CONTAINER(frame1), scrolledwindow1);
217 gtk_container_set_border_width(GTK_CONTAINER(scrolledwindow1), 3);
218 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwindow1),
219 GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
221 text1 = gtk_text_new(NULL, NULL);
222 gtk_text_set_editable(GTK_TEXT(text1), FALSE);
223 gtk_widget_show(text1);
224 gtk_container_add(GTK_CONTAINER(scrolledwindow1), text1);
226 crash_report = g_strdup_printf(
227 "Sylpheed version %s\nGTK+ version %d.%d.%d\nFeatures:%s\nOperating system: %s\nC Library: %s\n--\n%s",
229 gtk_major_version, gtk_minor_version, gtk_micro_version,
230 get_compiled_in_features(),
231 get_operating_system(),
235 gtk_text_insert(GTK_TEXT(text1), NULL, NULL, NULL, crash_report, -1);
237 hbuttonbox3 = gtk_hbutton_box_new();
238 gtk_widget_show(hbuttonbox3);
239 gtk_box_pack_start(GTK_BOX(vbox1), hbuttonbox3, FALSE, FALSE, 0);
241 hbuttonbox4 = gtk_hbutton_box_new();
242 gtk_widget_show(hbuttonbox4);
243 gtk_box_pack_start(GTK_BOX(vbox1), hbuttonbox4, FALSE, FALSE, 0);
245 button3 = gtk_button_new_with_label(_("Close"));
246 gtk_widget_show(button3);
247 gtk_container_add(GTK_CONTAINER(hbuttonbox4), button3);
248 GTK_WIDGET_SET_FLAGS(button3, GTK_CAN_DEFAULT);
250 button4 = gtk_button_new_with_label(_("Save..."));
251 gtk_widget_show(button4);
252 gtk_container_add(GTK_CONTAINER(hbuttonbox4), button4);
253 GTK_WIDGET_SET_FLAGS(button4, GTK_CAN_DEFAULT);
255 button5 = gtk_button_new_with_label(_("Create bug report"));
256 gtk_widget_show(button5);
257 gtk_container_add(GTK_CONTAINER(hbuttonbox4), button5);
258 GTK_WIDGET_SET_FLAGS(button5, GTK_CAN_DEFAULT);
260 gtk_signal_connect(GTK_OBJECT(window1), "delete_event",
261 GTK_SIGNAL_FUNC(gtk_main_quit), NULL);
262 gtk_signal_connect(GTK_OBJECT(button3), "clicked",
263 GTK_SIGNAL_FUNC(gtk_main_quit), NULL);
264 gtk_signal_connect(GTK_OBJECT(button4), "clicked",
265 GTK_SIGNAL_FUNC(crash_save_crash_log),
267 gtk_signal_connect(GTK_OBJECT(button5), "clicked",
268 GTK_SIGNAL_FUNC(crash_create_bug_report),
271 gtk_widget_show(window1);
279 *\brief create debugger script file in sylpheed directory.
280 * all the other options (creating temp files) looked too
283 static void crash_create_debugger_file(void)
285 gchar *filespec = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, DEBUGGERRC, NULL);
287 str_write_to_file(DEBUG_SCRIPT, filespec);
292 *\brief saves crash log to a file
294 static void crash_save_crash_log(GtkButton *button, const gchar *text)
302 lt = localtime(&timer);
303 strftime(buf, sizeof buf, "sylpheed-crash-log-%Y-%m-%d-%H-%M-%S.txt", lt);
304 if (NULL != (filename = filesel_select_file(_("Save crash information"), buf))
306 str_write_to_file(text, filename);
311 *\brief create bug report (goes to Sylpheed Claws bug tracker)
313 static void crash_create_bug_report(GtkButton *button, const gchar *data)
315 open_uri("http://sylpheed-claws.sourceforge.net/cgi-bin/bugzilla/enter_bug.cgi",
316 prefs_common.uri_cmd);
320 *\brief launches debugger and attaches it to crashed sylpheed
322 static void crash_debug(unsigned long crash_pid,
324 GString *debug_output)
331 if (0 == (pid = fork())) {
333 char **argptr = argp;
334 gchar *filespec = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, DEBUGGERRC, NULL);
340 * setup debugger to attach to crashed sylpheed
345 *argptr++ = "--quiet";
346 *argptr++ = "--batch";
348 *argptr++ = filespec;
349 *argptr++ = exe_image;
350 *argptr++ = g_strdup_printf("%ld", crash_pid);
354 * redirect output to write end of pipe
359 if (-1 == execvp("gdb", argp))
360 puts("error execvp\n");
365 waitpid(pid, NULL, 0);
368 * make it non blocking
370 if (-1 == fcntl(choutput[0], F_SETFL, O_NONBLOCK))
371 puts("set to non blocking failed\n");
377 r = read(choutput[0], buf, sizeof buf - 1);
380 g_string_append(debug_output, buf);
388 * kill the process we attached to
390 kill(crash_pid, SIGCONT);
399 static const gchar *get_compiled_in_features(void)
401 return g_strdup_printf("%s",
441 *\brief library version
443 static const gchar *get_lib_version(void)
445 #if defined(__GNU_LIBRARY__)
446 return g_strdup_printf("GNU libc %s", gnu_get_libc_version());
448 return g_strdup(_("Unknown"));
455 *\brief operating system
457 static const gchar *get_operating_system(void)
459 #if HAVE_SYS_UTSNAME_H
460 struct utsname utsbuf;
462 return g_strdup_printf("%s %s (%s)",
467 return g_strdup(_("Unknown"));
475 *\brief see if the crash dialog is allowed (because some
476 * developers may prefer to run sylpheed under gdb...)
478 static gboolean is_crash_dialog_allowed(void)
480 return !getenv("SYLPHEED_NO_CRASH");
484 *\brief this handler will probably evolve into
487 static void crash_handler(int sig)
490 static volatile unsigned long crashed_ = 0;
493 * let's hope startup_dir and argv0 aren't trashed.
494 * both are defined in main.c.
496 extern gchar *startup_dir;
501 * besides guarding entrancy it's probably also better
502 * to mask off signals
504 if (crashed_) return;
514 * gnome ungrabs focus, and flushes gdk. mmmh, good idea.
516 gdk_pointer_ungrab(GDK_CURRENT_TIME);
517 gdk_keyboard_ungrab(GDK_CURRENT_TIME);
520 if (0 == (pid = fork())) {
525 * probably also some other parameters (like GTK+ ones).
526 * also we pass the full startup dir and the real command
527 * line typed in (argv0)
532 sprintf(buf, "%d,%d,%s", getppid(), sig, argv0);
541 waitpid(pid, NULL, 0);
542 crash_cleanup_exit();
550 *\brief put all the things here we can do before
551 * letting the program die
553 static void crash_cleanup_exit(void)
555 extern gchar *get_socket_name(void);
556 const char *filename = get_socket_name();