From 107f81314155383ab9c0625f3d157be55131f837 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 16 Jul 1998 20:08:44 +0000 Subject: Update. 1998-07-16 20:01 Ulrich Drepper * 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 +. --- sysdeps/generic/backtracesymsfd.c | 61 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 sysdeps/generic/backtracesymsfd.c (limited to 'sysdeps/generic/backtracesymsfd.c') diff --git a/sysdeps/generic/backtracesymsfd.c b/sysdeps/generic/backtracesymsfd.c new file mode 100644 index 0000000000..dc4f083ff4 --- /dev/null +++ b/sysdeps/generic/backtracesymsfd.c @@ -0,0 +1,61 @@ +/* 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 , 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 +#include +#include + +#include + +#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) -- cgit v1.2.3