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yuezonghe824eb0c2024-06-27 02:32:26 -07001/* Copyright (C) 1998, 1999, 2004, 2005 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C 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 2.1 of the License, or (at your option) any later version.
8
9 The GNU C 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 the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
18
19#ifndef _EXECINFO_H
20#define _EXECINFO_H 1
21
22#include <features.h>
23
24__BEGIN_DECLS
25
26/* Store up to SIZE return address of the current program state in
27 ARRAY and return the exact number of values stored. */
28extern int backtrace (void **__array, int __size) __nonnull ((1));
29
30
31/* Return names of functions from the backtrace list in ARRAY in a newly
32 malloc()ed memory block. */
33extern char **backtrace_symbols (void *__const *__array, int __size)
34 __THROW __nonnull ((1));
35
36
37/* This function is similar to backtrace_symbols() but it writes the result
38 immediately to a file. */
39extern void backtrace_symbols_fd (void *__const *__array, int __size, int __fd)
40 __THROW __nonnull ((1));
41
42__END_DECLS
43
44#endif /* execinfo.h */