| 1 | /* GLIB - Library of useful routines for C programming |
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| 2 | * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald |
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| 3 | * |
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| 4 | * This library is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Lesser General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2.1 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * This library is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * Lesser General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Lesser General Public |
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| 15 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
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| 16 | */ |
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| 17 | |
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| 18 | /* |
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| 19 | * Modified by the GLib Team and others 1997-2000. See the AUTHORS |
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| 20 | * file for a list of people on the GLib Team. See the ChangeLog |
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| 21 | * files for a list of changes. These files are distributed with |
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| 22 | * GLib at ftp://ftp.gtk.org/pub/gtk/. |
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| 23 | */ |
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| 24 | |
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| 25 | #ifndef __G_BACKTRACE_H__ |
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| 26 | #define __G_BACKTRACE_H__ |
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| 27 | |
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| 28 | #if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION) |
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| 29 | #error "Only <glib.h> can be included directly." |
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| 30 | #endif |
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| 31 | |
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| 32 | #include <glib/gtypes.h> |
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| 33 | #ifdef __sun__ |
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| 34 | #include <sys/select.h> |
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| 35 | #endif |
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| 36 | #include <signal.h> |
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| 37 | |
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| 38 | G_BEGIN_DECLS |
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| 39 | |
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| 40 | GLIB_AVAILABLE_IN_ALL |
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| 41 | void g_on_error_query (const gchar *prg_name); |
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| 42 | GLIB_AVAILABLE_IN_ALL |
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| 43 | void g_on_error_stack_trace (const gchar *prg_name); |
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| 44 | |
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| 45 | /** |
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| 46 | * G_BREAKPOINT: |
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| 47 | * |
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| 48 | * Inserts a breakpoint instruction into the code. |
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| 49 | * |
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| 50 | * On architectures which support it, this is implemented as a soft interrupt |
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| 51 | * and on other architectures it raises a `SIGTRAP` signal. |
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| 52 | * |
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| 53 | * `SIGTRAP` is used rather than abort() to allow breakpoints to be skipped past |
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| 54 | * in a debugger if they are not the desired target of debugging. |
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| 55 | */ |
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| 56 | #if (defined (__i386__) || defined (__x86_64__)) && defined (__GNUC__) && __GNUC__ >= 2 |
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| 57 | # define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("int $03"); }G_STMT_END |
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| 58 | #elif (defined (_MSC_VER) || defined (__DMC__)) && defined (_M_IX86) |
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| 59 | # define G_BREAKPOINT() G_STMT_START{ __asm int 3h }G_STMT_END |
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| 60 | #elif defined (_MSC_VER) |
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| 61 | # define G_BREAKPOINT() G_STMT_START{ __debugbreak(); }G_STMT_END |
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| 62 | #elif defined (__alpha__) && !defined(__osf__) && defined (__GNUC__) && __GNUC__ >= 2 |
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| 63 | # define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("bpt"); }G_STMT_END |
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| 64 | #elif defined (__APPLE__) || (defined(_WIN32) && (defined(__clang__) || defined(__GNUC__))) |
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| 65 | # define G_BREAKPOINT() G_STMT_START{ __builtin_trap(); }G_STMT_END |
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| 66 | #else /* !__i386__ && !__alpha__ */ |
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| 67 | # define G_BREAKPOINT() G_STMT_START{ raise (SIGTRAP); }G_STMT_END |
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| 68 | #endif /* __i386__ */ |
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| 69 | |
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| 70 | G_END_DECLS |
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| 71 | |
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| 72 | #endif /* __G_BACKTRACE_H__ */ |
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| 73 | |
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