1998-07-16 22:08:44 +02:00
|
|
|
/* Catch segmentation faults and print backtrace.
|
2007-08-22 09:04:23 +02:00
|
|
|
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2007
|
2004-01-16 09:07:01 +01:00
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|
Free Software Foundation, Inc.
|
1998-07-16 22:08:44 +02:00
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This file is part of the GNU C Library.
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|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
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The GNU C Library is free software; you can redistribute it and/or
|
2001-07-06 06:58:11 +02:00
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modify it under the terms of the GNU Lesser General Public
|
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|
|
License as published by the Free Software Foundation; either
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|
|
version 2.1 of the License, or (at your option) any later version.
|
1998-07-16 22:08:44 +02:00
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The GNU C Library is distributed in the hope that it will be useful,
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|
but WITHOUT ANY WARRANTY; without even the implied warranty of
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|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
2001-07-06 06:58:11 +02:00
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Lesser General Public License for more details.
|
1998-07-16 22:08:44 +02:00
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2001-07-06 06:58:11 +02:00
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|
You should have received a copy of the GNU Lesser General Public
|
2012-02-10 00:18:22 +01:00
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|
License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
|
1998-07-16 22:08:44 +02:00
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2004-10-14 04:24:44 +02:00
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|
|
#include <alloca.h>
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
#include <ctype.h>
|
2001-07-12 20:30:11 +02:00
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|
#include <errno.h>
|
1998-07-16 22:08:44 +02:00
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#include <execinfo.h>
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#include <fcntl.h>
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|
#include <signal.h>
|
2004-10-14 04:24:44 +02:00
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|
#include <stdint.h>
|
1999-03-17 19:37:48 +01:00
|
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#include <stdio.h>
|
1998-07-16 22:08:44 +02:00
|
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|
#include <stdlib.h>
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
#include <string.h>
|
1998-07-16 22:08:44 +02:00
|
|
|
#include <unistd.h>
|
2012-03-21 00:00:23 +01:00
|
|
|
#include <_itoa.h>
|
2004-01-16 09:07:01 +01:00
|
|
|
#include <ldsodefs.h>
|
1998-07-16 22:08:44 +02:00
|
|
|
|
2000-07-29 10:11:47 +02:00
|
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|
#include <bp-checks.h>
|
|
|
|
|
1998-07-16 22:08:44 +02:00
|
|
|
/* This file defines macros to access the content of the sigcontext element
|
|
|
|
passed up by the signal handler. */
|
|
|
|
#include <sigcontextinfo.h>
|
|
|
|
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
/* Get code to possibly dump the content of all registers. */
|
|
|
|
#include <register-dump.h>
|
|
|
|
|
2007-08-22 09:04:23 +02:00
|
|
|
/* We'll use this a lot. */
|
1999-03-17 19:37:48 +01:00
|
|
|
#define WRITE_STRING(s) write (fd, s, strlen (s))
|
|
|
|
|
|
|
|
/* Name of the output file. */
|
|
|
|
static const char *fname;
|
|
|
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|
|
|
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|
|
|
|
/* We better should not use `strerror' since it can call far too many
|
|
|
|
other functions which might fail. Do it here ourselves. */
|
|
|
|
static void
|
|
|
|
write_strsignal (int fd, int signal)
|
|
|
|
{
|
|
|
|
if (signal < 0 || signal >= _NSIG || _sys_siglist[signal] == NULL)
|
|
|
|
{
|
|
|
|
char buf[30];
|
|
|
|
char *ptr = _itoa_word (signal, &buf[sizeof (buf)], 10, 0);
|
|
|
|
WRITE_STRING ("signal ");
|
|
|
|
write (fd, buf, &buf[sizeof (buf)] - ptr);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
WRITE_STRING (_sys_siglist[signal]);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
1998-07-16 22:08:44 +02:00
|
|
|
/* This function is called when a segmentation fault is caught. The system
|
2007-08-22 09:04:23 +02:00
|
|
|
is in an unstable state now. This means especially that malloc() might
|
1998-07-16 22:08:44 +02:00
|
|
|
not work anymore. */
|
|
|
|
static void
|
|
|
|
catch_segfault (int signal, SIGCONTEXT ctx)
|
|
|
|
{
|
2004-10-14 04:24:44 +02:00
|
|
|
int fd, cnt, i;
|
1998-07-16 22:08:44 +02:00
|
|
|
void **arr;
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
struct sigaction sa;
|
2004-10-14 04:24:44 +02:00
|
|
|
uintptr_t pc;
|
1998-07-16 22:08:44 +02:00
|
|
|
|
|
|
|
/* This is the name of the file we are writing to. If none is given
|
|
|
|
or we cannot write to this file write to stderr. */
|
|
|
|
fd = 2;
|
1999-03-17 19:37:48 +01:00
|
|
|
if (fname != NULL)
|
1998-07-16 22:08:44 +02:00
|
|
|
{
|
1998-08-28 11:29:49 +02:00
|
|
|
fd = open (fname, O_TRUNC | O_WRONLY | O_CREAT, 0666);
|
1998-07-16 22:08:44 +02:00
|
|
|
if (fd == -1)
|
|
|
|
fd = 2;
|
|
|
|
}
|
|
|
|
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
WRITE_STRING ("*** ");
|
1999-03-17 19:37:48 +01:00
|
|
|
write_strsignal (fd, signal);
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
WRITE_STRING ("\n");
|
|
|
|
|
|
|
|
#ifdef REGISTER_DUMP
|
|
|
|
REGISTER_DUMP;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
WRITE_STRING ("\nBacktrace:\n");
|
1998-07-16 22:08:44 +02:00
|
|
|
|
2004-10-14 04:24:44 +02:00
|
|
|
/* Get the backtrace. */
|
|
|
|
arr = alloca (256 * sizeof (void *));
|
|
|
|
cnt = backtrace (arr, 256);
|
1998-07-16 22:08:44 +02:00
|
|
|
|
2004-10-14 04:24:44 +02:00
|
|
|
/* Now try to locate the PC from signal context in the backtrace.
|
|
|
|
Normally it will be found at arr[2], but it might appear later
|
|
|
|
if there were some signal handler wrappers. Allow a few bytes
|
|
|
|
difference to cope with as many arches as possible. */
|
|
|
|
pc = (uintptr_t) GET_PC (ctx);
|
|
|
|
for (i = 0; i < cnt; ++i)
|
|
|
|
if ((uintptr_t) arr[i] >= pc - 16 && (uintptr_t) arr[i] <= pc + 16)
|
|
|
|
break;
|
1998-07-16 22:08:44 +02:00
|
|
|
|
2004-10-14 04:24:44 +02:00
|
|
|
/* If we haven't found it, better dump full backtrace even including
|
|
|
|
the signal handler frames instead of not dumping anything. */
|
|
|
|
if (i == cnt)
|
|
|
|
i = 0;
|
1998-08-26 20:03:49 +02:00
|
|
|
|
1998-07-16 22:08:44 +02:00
|
|
|
/* Now generate nicely formatted output. */
|
2004-10-14 04:24:44 +02:00
|
|
|
__backtrace_symbols_fd (arr + i, cnt - i, fd);
|
1998-07-16 22:08:44 +02:00
|
|
|
|
2002-11-03 09:42:11 +01:00
|
|
|
#ifdef HAVE_PROC_SELF
|
|
|
|
/* Now the link map. */
|
|
|
|
int mapfd = open ("/proc/self/maps", O_RDONLY);
|
|
|
|
if (mapfd != -1)
|
|
|
|
{
|
|
|
|
write (fd, "\nMemory map:\n\n", 14);
|
|
|
|
|
|
|
|
char buf[256];
|
|
|
|
ssize_t n;
|
|
|
|
|
|
|
|
while ((n = TEMP_FAILURE_RETRY (read (mapfd, buf, sizeof (buf)))) > 0)
|
|
|
|
TEMP_FAILURE_RETRY (write (fd, buf, n));
|
|
|
|
|
|
|
|
close (mapfd);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
/* Pass on the signal (so that a core file is produced). */
|
|
|
|
sa.sa_handler = SIG_DFL;
|
|
|
|
sigemptyset (&sa.sa_mask);
|
|
|
|
sa.sa_flags = 0;
|
|
|
|
sigaction (signal, &sa, NULL);
|
|
|
|
raise (signal);
|
1998-07-16 22:08:44 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
__attribute__ ((constructor))
|
|
|
|
install_handler (void)
|
|
|
|
{
|
|
|
|
struct sigaction sa;
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
const char *sigs = getenv ("SEGFAULT_SIGNALS");
|
1999-03-17 19:37:48 +01:00
|
|
|
const char *name;
|
1998-07-16 22:08:44 +02:00
|
|
|
|
|
|
|
sa.sa_handler = (void *) catch_segfault;
|
|
|
|
sigemptyset (&sa.sa_mask);
|
|
|
|
sa.sa_flags = SA_RESTART;
|
|
|
|
|
1998-09-12 23:33:22 +02:00
|
|
|
/* Maybe we are expected to use an alternative stack. */
|
|
|
|
if (getenv ("SEGFAULT_USE_ALTSTACK") != 0)
|
|
|
|
{
|
|
|
|
void *stack_mem = malloc (2 * SIGSTKSZ);
|
|
|
|
struct sigaltstack ss;
|
|
|
|
|
|
|
|
if (stack_mem != NULL)
|
|
|
|
{
|
|
|
|
ss.ss_sp = stack_mem;
|
|
|
|
ss.ss_flags = 0;
|
|
|
|
ss.ss_size = 2 * SIGSTKSZ;
|
|
|
|
|
|
|
|
if (sigaltstack (&ss, NULL) == 0)
|
|
|
|
sa.sa_flags |= SA_ONSTACK;
|
|
|
|
}
|
|
|
|
}
|
1999-02-07 22:21:33 +01:00
|
|
|
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
if (sigs == NULL)
|
|
|
|
sigaction (SIGSEGV, &sa, NULL);
|
|
|
|
else if (sigs[0] == '\0')
|
|
|
|
/* Do not do anything. */
|
|
|
|
return;
|
|
|
|
else
|
|
|
|
{
|
|
|
|
const char *where;
|
1998-11-29 09:44:37 +01:00
|
|
|
int all = __strcasecmp (sigs, "all") == 0;
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
|
|
|
|
#define INSTALL_FOR_SIG(sig, name) \
|
|
|
|
where = __strcasestr (sigs, name); \
|
|
|
|
if (all || (where != NULL \
|
|
|
|
&& (where == sigs || !isalnum (where[-1])) \
|
|
|
|
&& !isalnum (where[sizeof (name) - 1]))) \
|
|
|
|
sigaction (sig, &sa, NULL);
|
|
|
|
|
|
|
|
INSTALL_FOR_SIG (SIGSEGV, "segv");
|
|
|
|
INSTALL_FOR_SIG (SIGILL, "ill");
|
1998-08-28 11:29:49 +02:00
|
|
|
#ifdef SIGBUS
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
INSTALL_FOR_SIG (SIGBUS, "bus");
|
1998-08-28 11:29:49 +02:00
|
|
|
#endif
|
|
|
|
#ifdef SIGSTKFLT
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
INSTALL_FOR_SIG (SIGSTKFLT, "stkflt");
|
1998-08-28 11:29:49 +02:00
|
|
|
#endif
|
Update.
1998-08-24 16:34 Ulrich Drepper <drepper@cygnus.com>
* debug/catchsegv.sh: Handle text preceding backtrace better.
* sysdeps/generic/segfault.c: Allow register dump. Allow handler
to be installed for other signals than SIGSEGV.
* sysdeps/generic/register-dump.h: New file.
* sysdeps/i386/register-dump.h: New file.
* sysdeps/powerpc/register-dump.h: New file.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: Use macros from
sigcontextinfo.h.
* sysdeps/unix/sysv/linux/powerpc/profil-counter.h: Use i386 version.
1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/sigcontextinfo.h: New file.
1998-08-09 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/chown.c: New file.
* sysdeps/unix/sysv/linux/powerpc/lchown.S: New file.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Add chown, remove
getresuid, getresgid.
1998-08-16 Geoff Keating <geoffk@ozemail.com.au>
* sysdeps/unix/sysv/linux/powerpc/clone.S: Fix bugs. Set up stack
pointer in userland.
1998-08-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/mount.h (MNT_FORCE): Define as enum
and fix value.
1998-08-22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Add missing quotes around $file. Make loop
over arguments Bourne shell compatible. Don't exit unsuccessfully
if nonelf returns successfully. Avoid duplicating most of the
script.
* sysdeps/unix/sysv/linux/ldd-rewrite.sed: Add missing quotes
around $file.
1998-08-24 10:37 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* libio/Versions (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.1.
* libio/fileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Change the prefix to
"_IO_new_". Added to GLIBC_2.1.
* libio/libioP.h (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Add prototypes for the prefix
"_IO_new_".
* libio/oldfileops.c (_IO_do_write, _IO_file_attach,
_IO_file_close_it, _IO_file_finish, _IO_file_fopen,
_IO_file_init, _IO_file_overflow, _IO_file_seekoff,
_IO_file_setbuf, _IO_file_sync, _IO_file_underflow,
_IO_file_write, _IO_file_xsputn): Added to GLIBC_2.0.
* csu/initfini.c: Return to .text before __gmon_start__.
* elf/elf.h (EM_FAKE_ALPHA): Rename from EM_OLD_ALPHA.
(STO_MIPS_*): Rename from STO_*.
(STB_MIPS_SPLIT_COMMON): Rename from STB_SPLIT_COMMON.
(STO_ALPHA_NOPV, STO_ALPHA_STD_GPLOAD): New.
* math/atest-exp.c (mpn_bitsize): Fix bit location calculation.
(main): e3s is negative on zero.
* math/atest-exp2.c: Likewise.
1998-08-23 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Add comment about absolute paths.
1998-08-24 18:46:16 +02:00
|
|
|
INSTALL_FOR_SIG (SIGABRT, "abrt");
|
|
|
|
INSTALL_FOR_SIG (SIGFPE, "fpe");
|
|
|
|
}
|
1999-03-17 19:37:48 +01:00
|
|
|
|
|
|
|
/* Preserve the output file name if there is any given. */
|
|
|
|
name = getenv ("SEGFAULT_OUTPUT_NAME");
|
2001-07-12 08:32:02 +02:00
|
|
|
if (name != NULL && name[0] != '\0')
|
|
|
|
{
|
|
|
|
int ret = access (name, R_OK | W_OK);
|
|
|
|
|
|
|
|
if (ret == 0 || (ret == -1 && errno == ENOENT))
|
|
|
|
fname = __strdup (name);
|
|
|
|
}
|
1998-07-16 22:08:44 +02:00
|
|
|
}
|