* configure.in: Add --enable-stackguard-randomization option.
(ENABLE_STACKGUARD_RANDOMIZE): New define.
* config.h.in (ENABLE_STACKGUARD_RANDOMIZE): Add.
* sysdeps/unix/sysv/linux/dl-osinfo.h: Include stdint.h.
(_dl_setup_stack_chk_guard): New inline function.
* sysdeps/generic/dl-osinfo.h: Include stdint.h.
(_dl_setup_stack_chk_guard): New inline function.
* elf/rtld.c (__stack_chk_guard): New variable.
(dl_main): Remove all traces of TLS_INIT_TP_EXPENSIVE.
Set __stack_chk_guard to _dl_setup_stack_chk_guard (),
use THREAD_SET_STACK_GUARD if defined.
* elf/Versions (ld): Export __stack_chk_guard@@GLIBC_2.4.
* sysdeps/generic/libc-start.c (__stack_chk_guard): New variable.
(__libc_start_main): Set __stack_chk_guard to
_dl_setup_stack_chk_guard (), use THREAD_SET_STACK_GUARD if defined.
* sysdeps/generic/libc-tls.c (__libc_setup_tls): Remove all
traces of TLS_INIT_TP_EXPENSIVE.
* debug/Versions (libc): Export __stack_chk_fail@@GLIBC_2.4.
* debug/Makefile (routines): Add stack_chk_fail.
(static-only-routines): Add stack_chk_fail_local.
* debug/stack_chk_fail_local.c: New file.
* debug/stack_chk_fail.c: New file.
* elf/Makefile: Add rules to build and run tst-stackguard1{,-static}
tests.
* elf/tst-stackguard1.c: New file.
* elf/tst-stackguard1-static.c: New file.
* elf/stackguard-macros.h: New file.
instead of __off_t for last argument.
* debug/Makefile (tests): Add tst-lfschk{1,2,3}.
* debug/tst-lfschk1.c: New test.
* debug/tst-lfschk2.c: New test.
* debug/tst-lfschk3.c: New test.
2005-02-09 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/bits/termios.h (CMSPAR): Define.
* sysdeps/unix/sysv/linux/sparc/bits/termios.h: Add __USE_MISC
and __USE_XOPEN guards to match linux/bits/termios.h.
* sysdeps/unix/sysv/linux/alpha/bits/termios.h: Likewise.
(CMSPAR): Define.
* sysdeps/unix/sysv/linux/powerpc/bits/termios.h: Likewise.
* debug/warning-nop.c (__nop): Rename to nop, make it static.
(__warndecl): Use alias attribute directly, instead of strong_alias
macro. Add attribute_hidden.
determine the call will never trigger a failure.
* sysdeps/i386/i686/memset_chk.S: Remove alias and warning.
* sysdeps/x86_64/memset_chk.S: Likewise.
2005-02-24 Roland McGrath <roland@redhat.com>
* debug/Versions (libc: GLIBC_2.4): Remove
__memset_zero_constant_len_parameter.
* sysdeps/generic/memset_chk.c: Remove alias and warning.
* misc/sys/cdefs.h (__warndecl): New macro.
* debug/warning-nop.c: New file.
* string/bits/string3.h (memset): Call __warn_memset_zero_len with no
arguments, instead of calling __memset_zero_constant_len_parameter.
Use __warndecl for __warn_memset_zero_len.
* debug/Makefile (routines): Add $(static-only-routines).
(static-only-routines): New variable.
map if requested.
* debug/chk_fail.c: Request backtrace and memory map dump.
* Versions.def: Add GLIBC_2.4 for libc.
* debug/fgets_chk.c: New file.
* debug/fgets_u_chk.c: New file.
* debug/getcwd_chk.c: New file.
* debug/getwd_chk.c: New file.
* debug/readlink_chk.c: New file.
* debug/read_chk.c: New file.
* debug/pread_chk.c: New file.
* debug/pread64_chk.c: New file.
* debug/recv_chk.c: New file.
* debug/recvfrom_chk.c: New file.
* debug/Versions: Add all new functions with version GLIBC_2.4.
* debug/Makefile (routines): Add fgets_chk, fgets_u_chk, read_chk,
pread_chk, pread64_chk, recv_chk, recvfrom_chk, readlink_chk,
getwd_chk, and getcwd_chk. Plus appropriate CFLAGS definitions.
* debug/tst-chk1.c: Add more tests.
* libio/bits/stdio2.h: Add macros for fgets and fgets_unlocked.
* include/stdio.h: Declare __fgets_chk and __fgets_unlocked_chk.
* posix/unistd.h: Include <bits/unistd.h> for fortification.
* posix/bits/unistd.h: New file.
* posix/Makefile (headers): Add bits/unistd.h.
* socket/sys/socket.h: Include <bits/socket2.h> for fortification.
* socket/bits/socket2.h: New file.
* socket/Makefile (headers): Add bits/socket2.h.
* string/bits/string3.h: Extend memset macro to check for zero 3rd
parameter and use __memset_zero_constant_len_parameter in that case.
* sysdeps/generic/memset_chk.c: Add
__memset_zero_constant_len_parameter alias and linker warning.
* debug/Versions: Add __memset_zero_constant_len_parameter to libc
with version GLIBC_2.4.
* sysdeps/generic/bits/types.h: Don't unnecessarily use __extension__
in __STD_TYPE definition.
2005-02-21 Jakub Jelinek <jakub@redhat.com>
* malloc/malloc.c (malloc_printerr): If MALLOC_CHECK_={5,7}, print
the error message rather than program name.
2005-02-21 Ulrich Drepper <drepper@redhat.com>
__libc_message to kill GCC warning about noreturn function returning.
* elf/rtld.c (dlmain): If LD_TRACE_PRELINKING, clear l_relocated flag
before relocating ld.so again.
* elf/rtld.c (_dl_start): Set bootstrap_map.l_relocated even
for already prelinked ld.so.
2004-11-12 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/libc_fatal.c: Add new function __libc_message
which performs the printing and simple format string handling. The
string is written to tty, stderr, syslog in this order, stopping after
the first successful output.
(__libc_fatal): Call __libc_message.
* include/stdio.h: Declare __libc_message.
* malloc/malloc.c (malloc_printerr): Use __libc_message.
* debug/chk_fail.c: Also print message with __libc_message.
* debug/test-strcpy_chk.c: Ensure that debug messages are not printed
to the terminal or stderr.
* debug/tst-chk1.c: Likewise.
* posix/Makefile: Remove gpl2lgpl variable.
* debug/execinfo.h: Remove __THROW from backtrace prototype.
2004-10-22 Jakub Jelinek <jakub@redhat.com>
* sysdeps/i386/Makefile (CFLAGS-backtrace.c): Add -fexceptions.
* sysdeps/i386/backtrace.c: Include <bits/libc-lock.h>, <dlfcn.h>,
<stdlib.h> and <unwind.h>. Remove <bp-checks.h> include.
(struct trace_arg): New type.
(unwind_backtrace, unwind_getip, unwind_getcfa, unwind_getgr): New
fn pointers resp. macros.
(init, backtrace_helper): New functions.
(__backtrace): Rewritten to use _Unwind_Backtrace first and fall
back to frame pointer walking.
2004-10-22 Ulrich Drepper <drepper@redhat.com>
2004-10-19 Ulrich Drepper <drepper@redhat.com>
* debug/Makefile ($(objpfx)catchsegv): To support multilib
platforms, use $LIB in path to slibdir.
2004-10-19 Jakub Jelinek <jakub@redhat.com>
* debug/catchsegv.sh: Update copyright year.
Use mktemp to create segv_output file.
Update.
2004-09-18 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/nscd_setup_thread.c (setup_thread):
Do nothing if __NR_set_tid_address is not defined. [BZ #390]
2004-09-17 Ulrich Drepper <drepper@redhat.com>
* sysdeps/posix/getaddrinfo.c: Use gethostbyname3_r NSS function
in case it is available.
2004-06-14 Jakub Jelinek <jakub@redhat.com>
[BZ #219]
* nss/nsswitch.c (free_mem): Don't try to close a library handle
if the handle is invalid. Patch by David Kimdon <kimdon@esrf.fr>.
2004-06-11 Dmitry V. Levin <ldv@altlinux.org>
[BZ #217]
* debug/xtrace.sh: Fix typo in error diagnostics.
2002-04-14 Jakub Jelinek <jakub@redhat.com>
* elf/dl-lookup.c (_dl_lookup_symbol): Move add_dependency call to
the end of the function. Pass original flags to recursive call if
add_dependency failed.
(_dl_lookup_versioned_symbol): Likewise.
2002-04-13 Jakub Jelinek <jakub@redhat.com>
* time/mktime.c (__mktime_internal): If year is 69, don't bail out
early, but check whether it overflowed afterwards.
* time/tst-mktime.c (main): Add new tests.
* debug/xtrace.sh: Fix program name in help message.
Patch by Roger Luethi <rl@hellgate.ch>.
2002-04-03 Ulrich Drepper <drepper@redhat.com>
* locale/programs/charmap.c (charmap_read): If the charmap doesn't
define a code_set_name provide one based on the filename.
* malloc/hooks.c: Define weak_variable correctly for _LIBC.
2001-12-28 Andreas Jaeger <aj@suse.de>
* time/mktime.c (__mktime_internal): Check for year < 70
[PR libc/2738].
* sysdeps/generic/w_lgamma.c: Initialized local_signgam.
* sysdeps/generic/w_lgammaf.c: Likewise.
* sysdeps/generic/w_lgammal.c: Likewise [PR libc/2854].
* debug/catchsegv.sh (exval): Quote [ in pattern [PR libc/2902].
Adjust for new output format of the backtrace functions.
* misc/syslog.c (vsyslog): Only use cleanup handler if
_LIBC_REENTRANT is defined [PR libc/2924].
* sysdeps/s390/s390-64/bits/byteswap.h: Likewise [PR libc/2757].
2001-08-29 Ulrich Drepper <drepper@redhat.com>
* nis/nis_findserv.c (__nis_findfastest): Don't fail if reply received
first is from a previous call.
Patch by Alexander Belopolsky <alexb@rentec.com> for [PR libc/3670].
2001-08-29 Andreas Schwab <schwab@suse.de>
* sysdeps/ia64/fpu/libm-test-ulps: Updated.
2001-08-25 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
* config.make.in (INSTALL_SCRIPT): Define.
* Makeconfig (INSTALL_SCRIPT): Define.
* Makerules (do-install-script): New macro to install scripts using
INSTALL_SCRIPT.
(install-bin-script): New rule to install scripts with
do-install-script.
(install-bin-script-nosubdir): New rule.
(install-no-libc.a-nosubdir): Add install-bin-script-nosubdir.
(distinfo-vars): Add $(install-bin-script).
* Rules (others): Likewise.
* Makefile (glibcbug): Install with install-bin-script.
* debug/Makefile (xtrace): Likewise.
(catchsegv): Likewise.
* elf/Makefile (ldd): Likewise.
* malloc/Makefile (mtrace): Likewise.
* timezone/Makefile (tzselect): Likewise.
2001-08-29 H.J. Lu <hjl@gnu.org>
* sysdeps/mips/dl-machine.h (__dl_runtime_resolve): Pass
ELF_RTYPE_CLASS_PLT, instead of R_MIPS_REL32, to
_dl_lookup_versioned_symbol () and _dl_lookup_symbol ().
Add it to LDFLAGS.so, LDFLAGS-rtld, and +link.
2001-07-06 Paul Eggert <eggert@twinsun.com>
* manual/argp.texi: Remove ignored LGPL copyright notice; it's
not appropriate for documentation anyway.
* manual/libc-texinfo.sh: "Library General Public License" ->
"Lesser General Public License".
2001-07-06 Andreas Jaeger <aj@suse.de>
* All files under GPL/LGPL version 2: Place under LGPL version
2.1.
2001-05-09 Michael Keezer <mkeezer@redhat.com>
* Makeconfig: Added AIX-ld support for DSO.
* Makerules: Likewise.
* dlfcn/Makefile (defaultmod1.so): Added libc_nonshared.
(defaultmod2.so): Likewise.
* debug/Makefile: Conditionalize use of elf/ld.so.
* iconvdata/Makefile: Moved LDFLAG rpath/soname info into Makeconfig.
* sysdeps/unix/sysv/aix/Makefile: Added dl-support.c and dl-error.c.
* sysdeps/unix/sysv/aix/Makefile: Made (f/g)rsave(0/1) &
(f/g)prrest(0/1) static only.
* sysdeps/unix/sysv/aix/gettimeofday.c: Removed #if 0.
* sysdeps/unix/sysv/aix/start.c: Define __dso_handle if not ELF but
shared.
* sysdeps/unix/sysv/aix/setitimer.c: New file.
* sysdeps/unix/sysv/aix/sleep.c: New file.
* sysdeps/unix/sysv/aix/usleep.c: New file.
* sysdeps/unix/sysv/aix/dl-addr.c: New file.
* sysdeps/unix/sysv/aix/dl-error.c: New file.
* sysdeps/unix/sysv/aix/dl-support.c: New file.
* sysdeps/unix/sysv/aix/powerpc/register-dump.h: New file.
(BODY for TO_LOOP): Keep track of Unicode 3.1 language tag. I f "ja",
prefer conversion to Japanese character sets. If "zh", prefer
conversion to GB2312. I f "ko", prefer conversion to KSC5601. Small
2001-04-03 Ulrich Drepper <drepper@redhat.com>
* misc/dirname.c (dirname): Handle multiple slashes correctly.
2001-04-03 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/s390/s390-64/initfini.c: Fix __gmon_start__ GOT access.
2001-04-03 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/s390/s390-32/bcopy.S: Optimize for speed.
* sysdeps/s390/s390-64/bcopy.S: Likewise.
* sysdeps/s390/s390-32/mempcy.S: Likewise.
* sysdeps/s390/s390-64/memcpy.S: Likewise.
2001-04-02 Bruno Haible <haible@clisp.cons.org>
* manual/message.texi (Advanced gettext functions): More specific
syntax in the plural formula examples.
2001-04-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* sysdeps/powerpc/atomicity.h: Silence warnings.
* sysdeps/powerpc/dl-machine.h: Likewise.
* sysdeps/powerpc/register-dump.h: Likewise.
* sysdeps/powerpc/fpu/s_lrint.c: Likewise.
2001-04-02 Andreas Jaeger <aj@suse.de>
* misc/tst-dirname.c (main): Add more tests, derived from a bug
report by Michael Kerrisk <mtk16@ext.canterbury.ac.nz>.
2001-04-01 Andreas Jaeger <aj@suse.de>
* debug/xtrace.sh (pcprofileso): Use SLIBDIR since libpcprofile.so
is installed there.
* malloc/memusage.sh (memusageso): Likewise for libmemusage.so.
2001-04-01 H.J. Lu <hjl@gnu.org>
* posix/annexc.c (macrofile): Renamed from TMPFILE and set to
tmpnam (NULL).
* stdlib/isomac.c (macrofile): Likewise.
2001-03-30 Thorsten Kukuk <kukuk@suse.de>
* inet/rcmd.c: Allow AF_UNSPEC as parameter.
* nis/ypclnt.c (yp_all): Print error message only at last try,
check for protocoll error only if we don't have a network error.
* locale/findlocale.c: Add casts to avoid warnings.
* locale/localeinfo.h (LIMAGIC): Add cast to avoid warnings.
* misc/efgcvt_r.c (fcvt_r): Use ssize_t instead of int and add cast
to avoid warnings.
* misc/tsearch.c (const_node): New type.
(trecurse): Correct casts to avoid warnings.
(__twalk): Likewise.
* stdlib/tst-limits.c: Add z modifier to formats for WORD_BIT and
LONG_BIT.
* debug/backtrace-tst.c (compare): Add casts to avoid warnings.
1999-10-29 Andreas Jaeger <aj@suse.de>
* math/gen-libm-test.pl: New file to generate a table of
libm-test-ulps values.
1999-10-29 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/sparc/sys/ptrace.h: New file.
* sysdeps/unix/sysv/linux/sparc/sparc64/profil-counter.h: Expect
struct sigcontext* object as second parameter for profil_counter.
Patches by Jakub Jelinek <jakub@redhat.com>.
1999-10-29 Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux/fpathconf.c (__fpathconf): Handle reiserfs.
* sysdeps/unix/sysv/linux/pathconf.c: Likewise.
* sysdeps/unix/sysv/linux/linux_fsinfo.h: Add values for devpts,
efs, qnx4 and reiser file systems.
1999-10-29 Andreas Jaeger <aj@suse.de>
* locale/Makefile (others): Set to localedef and locale for make
clean.
* debug/Makefile (generated): Add xtrace for make clean to work.
1999-10-29 Andreas Jaeger <aj@suse.de>
* stdlib/tst-strtod.c: Add two testcases for hexadecimal input.
1999-10-25 Andreas Jaeger <aj@suse.de>
* math/libm-test.inc: Added code to ignore the given max ulps.
(print_max_error): Check for ignore_max_ulp.
(check_float_internal): Likewise.
(parse_opt): Parse --ignore-max-ulp.
(main): Initialize ignore_max_ulp.
