1/* GLIB - Library of useful routines for C programming
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18/*
19 * Modified by the GLib Team and others 1997-2000. See the AUTHORS
20 * file for a list of people on the GLib Team. See the ChangeLog
21 * files for a list of changes. These files are distributed with
22 * GLib at ftp://ftp.gtk.org/pub/gtk/.
23 */
24
25#ifndef __G_BACKTRACE_H__
26#define __G_BACKTRACE_H__
27
28#if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
29#error "Only <glib.h> can be included directly."
30#endif
31
32#include <glib/gtypes.h>
33#include <signal.h>
34
35G_BEGIN_DECLS
36
37GLIB_AVAILABLE_IN_ALL
38void g_on_error_query (const gchar *prg_name);
39GLIB_AVAILABLE_IN_ALL
40void g_on_error_stack_trace (const gchar *prg_name);
41
42/**
43 * G_BREAKPOINT:
44 *
45 * Inserts a breakpoint instruction into the code.
46 *
47 * On x86 and alpha systems this is implemented as a soft interrupt
48 * and on other architectures it raises a `SIGTRAP` signal.
49 */
50#if (defined (__i386__) || defined (__x86_64__)) && defined (__GNUC__) && __GNUC__ >= 2
51# define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("int $03"); }G_STMT_END
52#elif (defined (_MSC_VER) || defined (__DMC__)) && defined (_M_IX86)
53# define G_BREAKPOINT() G_STMT_START{ __asm int 3h }G_STMT_END
54#elif defined (_MSC_VER)
55# define G_BREAKPOINT() G_STMT_START{ __debugbreak(); }G_STMT_END
56#elif defined (__alpha__) && !defined(__osf__) && defined (__GNUC__) && __GNUC__ >= 2
57# define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("bpt"); }G_STMT_END
58#elif defined (__APPLE__)
59# define G_BREAKPOINT() G_STMT_START{ __builtin_trap(); }G_STMT_END
60#else /* !__i386__ && !__alpha__ */
61# define G_BREAKPOINT() G_STMT_START{ raise (SIGTRAP); }G_STMT_END
62#endif /* __i386__ */
63
64G_END_DECLS
65
66#endif /* __G_BACKTRACE_H__ */
67