mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-22 02:40:08 +00:00
107f813141
1998-07-16 20:01 Ulrich Drepper <drepper@cygnus.com> * debug/Makefile (routines): Add backtracesymsfd. Add rules to generate libSegFault. * debug/Versions: Add __backtrace_symbols_fd and backtrace_symbols_fd. * debug/execinfo.h: Declare backtrace_symbols_fd. * sysdeps/generic/backtracesymsfd.c: New file. * sysdeps/generic/elf/backtracesymsfd.c: New file. * sysdeps/generic/segfault.c: New file. * sysdeps/generic/sigcontextinfo.h: New file. * sysdeps/unix/sysv/linux/i386/sigcontextinfo.h: New file. * sysdeps/generic/elf/backtracesyms.c: Remove unneeded +.
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* Write formatted list with names for addresses in backtrace to a file.
|
|
Copyright (C) 1998 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <execinfo.h>
|
|
#include <string.h>
|
|
#include <sys/uio.h>
|
|
|
|
#include <stdio-common/_itoa.h>
|
|
|
|
#if __ELF_NATIVE_CLASS == 32
|
|
# define WORD_WIDTH 8
|
|
#else
|
|
/* We assyme 64bits. */
|
|
# define WORD_WIDTH 16
|
|
#endif
|
|
|
|
|
|
void
|
|
__backtrace_symbols_fd (array, size, fd)
|
|
void *const *array;
|
|
int size;
|
|
int fd;
|
|
{
|
|
struct iovec iov[3];
|
|
int cnt;
|
|
|
|
for (cnt = 0; cnt < size; ++cnt)
|
|
{
|
|
char buf[WORD_WIDTH];
|
|
|
|
iov[0].iov_base = (void *) "[0x";
|
|
iov[0].iov_len = 3;
|
|
|
|
iov[1].iov_base = _itoa_word ((unsigned long int) array[cnt],
|
|
&buf[WORD_WIDTH], 16, 0);
|
|
iov[1].iov_len = &buf[WORD_WIDTH] - (char *) iov[1].iov_base;
|
|
|
|
iov[2].iov_base = (void *) "]\n";
|
|
iov[2].iov_len = 2;
|
|
|
|
__writev (fd, iov, 3);
|
|
}
|
|
}
|
|
weak_alias (__backtrace_symbols_fd, backtrace_symbols_fd)
|