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7e668edf20
2008-12-15 Alexander Larsson <alexl@redhat.com>
* Makefile.am:
* acconfig.h:
* configure.in:
* eel/
* libnautilus-private/Makefile.am:
Import eel into nautilus.
svn path=/trunk/; revision=14815
130 lines
3 KiB
C
130 lines
3 KiB
C
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
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eel-debug.c: Eel debugging aids.
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Copyright (C) 2000, 2001 Eazel, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this program; if not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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Author: Darin Adler <darin@eazel.com>
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*/
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#include <config.h>
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#include "eel-debug.h"
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#include <glib.h>
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#include <signal.h>
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#include <stdio.h>
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typedef struct {
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gpointer data;
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GFreeFunc function;
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} ShutdownFunction;
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static GList *shutdown_functions;
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/* Raise a SIGINT signal to get the attention of the debugger.
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* When not running under the debugger, we don't want to stop,
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* so we ignore the signal for just the moment that we raise it.
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*/
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void
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eel_stop_in_debugger (void)
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{
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void (* saved_handler) (int);
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saved_handler = signal (SIGINT, SIG_IGN);
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raise (SIGINT);
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signal (SIGINT, saved_handler);
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}
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/* Stop in the debugger after running the default log handler.
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* This makes certain kinds of messages stop in the debugger
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* without making them fatal (you can continue).
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*/
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static void
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log_handler (const char *domain,
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GLogLevelFlags level,
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const char *message,
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gpointer data)
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{
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g_log_default_handler (domain, level, message, data);
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if ((level & (G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING)) != 0) {
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eel_stop_in_debugger ();
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}
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}
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void
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eel_make_warnings_and_criticals_stop_in_debugger (void)
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{
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g_log_set_default_handler (log_handler, NULL);
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}
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int
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eel_get_available_file_descriptor_count (void)
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{
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int count;
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GList *list;
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GList *p;
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FILE *file;
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list = NULL;
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for (count = 0; ; count++) {
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file = fopen ("/dev/null", "r");
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if (file == NULL) {
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break;
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}
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list = g_list_prepend (list, file);
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}
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for (p = list; p != NULL; p = p->next) {
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fclose (p->data);
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}
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g_list_free (list);
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return count;
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}
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void
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eel_debug_shut_down (void)
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{
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ShutdownFunction *f;
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while (shutdown_functions != NULL) {
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f = shutdown_functions->data;
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shutdown_functions = g_list_remove (shutdown_functions, f);
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f->function (f->data);
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g_free (f);
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}
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}
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void
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eel_debug_call_at_shutdown (EelFunction function)
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{
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eel_debug_call_at_shutdown_with_data ((GFreeFunc) function, NULL);
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}
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void
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eel_debug_call_at_shutdown_with_data (GFreeFunc function, gpointer data)
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{
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ShutdownFunction *f;
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f = g_new (ShutdownFunction, 1);
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f->data = data;
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f->function = function;
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shutdown_functions = g_list_prepend (shutdown_functions, f);
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}
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