glibc/debug/execinfo.h

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/* Copyright (C) 1998, 1999, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#ifndef _EXECINFO_H
#define _EXECINFO_H 1
#include <features.h>
__BEGIN_DECLS
/* Store up to SIZE return address of the current program state in
ARRAY and return the exact number of values stored. */
extern int backtrace (void **__array, int __size) __THROW __nonnull ((1));
/* Return names of functions from the backtrace list in ARRAY in a newly
malloc()ed memory block. */
extern char **backtrace_symbols (void *__const *__array, int __size)
__THROW __nonnull ((1));
/* This function is similar to backtrace_symbols() but it writes the result
immediately to a file and can therefore also be used in situations where
malloc() is not usable anymore. */
extern void backtrace_symbols_fd (void *__const *__array, int __size, int __fd)
__THROW __nonnull ((1));
__END_DECLS
#endif /* execinfo.h */