2003-12-17 Jakub Jelinek <jakub@redhat.com>
* malloc/mtrace.c (tr_old_memalign_hook): New variable.
(tr_memalignhook): New function.
(mtrace): Register tr_memalignhook.
(muntrace): Deregister tr_memalignhook.
* malloc/malloc.c (__posix_memalign): If __memalign_hook != NULL,
call it directly instead of memalign_internal.
2003-12-17 Ulrich Drepper <drepper@redhat.com>
* misc/mntent_r.c: Change encoding to match recently change decoder.
Patch by Alexander Achenbach <xela@slit.de>.
2003-12-16 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: Correct definition of
vrregset_t.
2003-12-16 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/sys/procfs.h [!__PPC64_ELF_H]: Extent
conditional to include typedef elf_vrreg_t.
2002-12-17 Paolo Bonzini <bonzini@gnu.org>
* posix/regexec.c (re_search_internal): Limit search to the
beginning of the buffer if the initial states are empty for
contexts that do not include CONTEXT_BEGBUF or, if
!preg->newline_anchor, that do not include any one of
CONTEXT_BEGBUF and CONTEXT_NEWLINE.
2003-09-27 Wolfram Gloger <wg@malloc.de>
* malloc/malloc.c: Include <malloc-machine.h> earlier instead of
"thread-m.h", so that default parameters can be overridden in a
system-specific malloc-machine.h. Remove extra ; from extern "C"
closing brace.
* sysdeps/generic/malloc-machine.h: New file.
* sysdeps/mach/hurd/malloc-machine.h: New file.
* malloc/thread-m.h: Removed.
* malloc/Makefile: Remove CFLAGS-malloc.c parameter addition, it
is in sysdeps/generic/malloc-machine.h now.
* elf/dl-reloc.c (_dl_allocate_static_tls): Move definition of
variables only used if TLS_TCB_AT_TP is defined into the #if
branch.
2003-05-08 Ulrich Drepper <drepper@redhat.com>
* malloc/thread-m.h: Remove special handling of thread_atfork if
HAVE_register_atfork_malloc is defined.
* sysdeps/unix/sysv/linux/Makefile: Remove db2 directory handling.
* malloc/Makefile (CFLAGS-malloc.c): Define DEFAULT_TOP_PAD to 128k.
* sysdeps/unix/sysv/linux/Makefile (CFLAGS-malloc.c): Add to, not
replace.
2003-04-05 Ulrich Drepper <drepper@redhat.com>
* malloc/thread-m.h [PTHREAD_MUTEX_INITIALIZER]: If
HAVE_register_atfork_malloc is defined use __register_atfork_malloc
instead of __register_atfork.
Add comment.
(atomic_decrement_and_test): Add comment.
2003-03-22 Jakub Jelinek <jakub@redhat.com>
* include/atomic.h (atomic_compare_and_exchange_val_acq): Add comment.
Don't define if __arch_compare_and_exchange_val_32_acq is not defined.
(atomic_compare_and_exchange_bool_acq): Add comment. Don't use
__oldval variable in the macro, since it might be macro argument.
(atomic_decrement_if_positive): Initialize __memp, remove setting
of non-existent variable.
(atomic_bit_test_set): Cast 1 to __typeof (*mem) before shifting.
* sysdeps/ia64/bits/atomic.h (atomic_exchange_and_add): Implement
using atomic_compare_and_exchange_val_acq.
(atomic_decrement_if_positive, atomic_bit_test_set): Define.
* sysdeps/s390/bits/atomic.h (__arch_compare_and_exchange_val_8_acq):
Renamed from...
(__arch_compare_and_exchange_bool_8_acq): ... this.
(__arch_compare_and_exchange_val_16_acq): Renamed from...
(__arch_compare_and_exchange_bool_16_acq): ... this.
(__arch_compare_and_exchange_val_32_acq): Return old value. Renamed
from...
(__arch_compare_and_exchange_bool_32_acq): ... this.
(__arch_compare_and_exchange_val_64_acq): Return old value. Renamed
from...
(__arch_compare_and_exchange_bool_64_acq): ... this.
(__arch_compare_and_exchange_val_32_acq): Use __typeof for local
variables types instead of assuming int.
Change prefix of local variables to __arch.
* sysdeps/generic/bits/atomic.h (arch_compare_and_exchange_acq):
Remove.
(atomic_compare_and_exchange_val_acq,
atomic_compare_and_exchange_bool_acq): Define.
* csu/tst-atomic.c: New test.
* csu/tst-atomic-long.c: New test.
* csu/Makefile (tests): Add tst-atomic and tst-atomic-long.
* malloc/memusagestat.c (main): Kill warning if uint64_t is ulong.
* sysdeps/s390/Versions: Add trailing newline.
* sysdeps/unix/sysv/linux/sysconf.c (__sysconf): Kill warning
if INTERNAL_SYSCALL_ERROR_P doesn't use its first argument.
* malloc/thread-freeres.c: New file.
* malloc/Makefile (aux): Add it.
* sunrpc/Versions (GLIBC_PRIVATE): Removed.
* sunrpc/rpc_thread.c (__rpc_thread_destroy): Put in special section
"__libc_thread_freeres_fn" and add to __libc_thread_subfreeres set.
* sysdeps/unix/sysv/linux/i386/geteuid.c (__geteuid): Typo fix.
* sysdeps/unix/sysv/linux/i386/getgid.c (__getgid): Typo fix.
2003-02-21 Roland McGrath <roland@frob.com>
* sysdeps/mach/hurd/opendir.c (__opendir): Use O_NONBLOCK in open.
* iconvdata/Makefile (tests): Add bug-iconv3 only if
[$(have-thread-library) = yes].
* malloc/obstack.h (__INT_TO_PTR) [__STDC__]: Cast result to
(void *) to avoid diagnostic with native c89 on SGI IRIX 6.5
when compiling Bison 1.875's `bitset bset = obstack_alloc
(bobstack, bytes);'. Problem reported by Nelson H. F. Beebe.
2002-12-31 Ulrich Drepper <drepper@redhat.com>
* string/string-inlines.c: Define __memcpy_g and __strchr_g macros
to avoid using the exported symbols. Define aliases with the
original names separately.
* include/time.h: Add libc_hidden_proto for __strftime_l.
* include/wchar.h: Add libc_hidden_proto for __wcsftime_l.
* time/strftime.c: Always use libc_hidden_def if _LIBC.
* libio/libioP.h: Add libc_hidden_proto for _IO_file_open.
* libio/fileops.c: Add libc_hidden_def for _IO_file_open.
* malloc/mtrace.c: Add libc_hidden_proto and libc_hidden_def for
tr_break.
* csu/Makefile (routines): Add dso_handle.
* csu/dso_handle.c: New file.
2002-12-17 Jakub Jelinek <jakub@redhat.com>
* malloc/thread-m.h (mutex_init, mutex_lock, mutex_trylock,
mutex_unlock): If not building NPTL, use __libc_maybe_call2 if
available, otherwise __libc_maybe_call.
* sysdeps/unix/sysv/linux/x86_64/recv.c: Add support for
cancellation handling.
* sysdeps/unix/sysv/linux/x86_64/send.c: Likewise.
2002-12-11 Ulrich Drepper <drepper@redhat.com>
* malloc/thread-m.h: Remove thread_id type and MUTEX_INITIALIZER
definitions. Not needed.
[_LIBC]: Use definitions from libc-lock.h instead of referencing
pthread routines directly.
* malloc/arena.c (ptmalloc_unlock_all2): Don't add (void) to
mutex_init calls.
(arena_get2): Don't look at return value of mutex_lock.
* malloc/hooks.c [_LIBC && (USE___THREAD || (USE_TLS && !SHARED))]
(malloc_starter, memalign_starter, free_starter): Don't define these.
* malloc/malloc.c [_LIBC && (USE___THREAD || (USE_TLS && !SHARED))]:
Don't declare them either.
* malloc/arena.c (ptmalloc_init) [_LIBC && USE_TLS]: Don't call
__pthread_initialize, so no need to set hooks to *_starter.
(ptmalloc_init_minimal): New function, broken out of ptmalloc_init.
[_LIBC && SHARED && USE_TLS && !USE___THREAD]
(__libc_malloc_pthread_startup): New function.
* malloc/Versions (libc: GLIBC_PRIVATE): New set, add that function.
* malloc/hooks.c (memalign_starter): New function.
* malloc/malloc.c: Declare it.
* malloc/arena.c (save_memalign_hook): New variable.
(ptmalloc_init): Set __memalign_hook to memalign_starter.
* elf/dl-minimal.c (free): Clear the memory.
(calloc): Just call malloc, knowing all memory it returns is cleared.
* sysdeps/generic/dl-tls.c (allocate_dtv): Use calloc instead of
malloc and memset; calloc can avoid the zeroing when redundant.
(_dl_tls_setup): Likewise.
* elf/dl-load.c (decompose_rpath): Likewise.
* sysdeps/generic/libc-tls.c (__libc_setup_tls): Comment out memset
call, since memory from sbrk at startup is already zero.
* elf/rtld.c (_dl_start, dl_main): TLS_INIT_TP macro now returns an
error string for failure, null for success. Update callers.
* sysdeps/generic/libc-tls.c (__libc_setup_tls): Likewise.
* elf/dl-load.c (_dl_map_object_from_fd): Likewise.
* malloc/arena.c
(ptmalloc_lock_all, ptmalloc_unlock_all, ptmalloc_unlock_all2): Do
nothing if not initialized. Bug report from Marcus Brinkmann
<Marcus.Brinkmann@ruhr-uni-bochum.de>.
* Makefile (distribute): Add it.
* Makerules ($(objpfx)%.dynsym, $(objpfx)%.symlist): New rules.
(tests): Depend on .symlist file for each $(install-lib.so-versioned).
[! subdir] (tests): Depend on libc.symlist.
(generated): Add those files.
* aclocal.m4 (LIBC_PROG_BINUTILS): Check for objdump, set OBJDUMP.
* configure: Regenerated.
* config.make.in (OBJDUMP): New variable, substituted by configure.
* malloc/mcheck.c (struct hdr): New members `block' and `magic2'.
(mallochook, reallochook): Set them up.
(checkhdr): Check HDR->magic2 value.
(freehook): Reset HDR->magic2.
(memalignhook): New static function.
(old_memalign_hook): New static variable.
(mcheck, reallochook): Set __memalign_hook to memalignhook.
file-specific variable override so it compiles properly when using
--with-headers.
* NEWS: Added item for powerpc64-linux port.
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(C_SYMBOL_DOT_NAME): Insure that C_SYMBOL_DOT_NAME works for
various gcc versions. Dot names required for powerpc64.
[HAVE_ASM_GLOBAL_DOT_NAME] (_weak_extern): Add .weakext '.'ed symbol.
[HAVE_ASM_GLOBAL_DOT_NAME] (strong_alias): Add .global
C_SYMBOL_DOT_NAME(alias).
[HAVE_ASM_GLOBAL_DOT_NAME] (strong_data_alias): New macro. Same as
original strong_alias macro.
[HAVE_ASM_GLOBAL_DOT_NAME] (weak_alias): Add .weakext/.weak
C_SYMBOL_DOT_NAME(alias).
[HAVE_ASM_GLOBAL_DOT_NAME] (_symbol_version): Add .symver '.'ed name.
[HAVE_ASM_GLOBAL_DOT_NAME] (_default_symbol_version): Add .symver
'.'ed name.
Add comments on libc_hidden_data_def and libc_hidden_data_weak usage.
[HAVE_ASM_GLOBAL_DOT_NAME] (hidden_dot_def1): New macro. Generate
.global C_SYMBOL_DOT_NAME(alias). Otherwise an empty macro.
(hidden_def): Append hidden_dot_def1 macro to definition.
(hidden_ver): Append hidden_dot_def1 macro to definition.
(hidden_data_def): New macro. Same as original hidden_def macro.
(hidden_data_ver): New macro. Same as original hidden_ver macro.
[HAVE_ASM_GLOBAL_DOT_NAME] (hidden_dot_weak1): New macro. Generate
.weakext C_SYMBOL_DOT_NAME(alias). Otherwise an empty macro.
(hidden_weak): Append hidden_dot_weak1 macro to definition.
(hidden_data_weak): New macro. Same as original hidden_weak macro.
[HAVE_ASM_GLOBAL_DOT_NAME] (HIDDEN_JUMPTARGET): Define as .__GI_name.
Otherwise defined as __GI_name.
(libc_hidden_data_def): New macro. Use hidden_data_def.
(libc_hidden_data_weak): New macro. Use hidden_data_weak.
(libc_hidden_data_ver): New macro. Use hidden_data_ver.
(rtld_hidden_data_def): New macro. Use hidden_data_def.
(rtld_hidden_data_weak): New macro. Use hidden_data_weak.
(rtld_hidden_data_ver): New macro. Use hidden_data_ver.
(libm_hidden_data_def): New macro. Use hidden_data_def.
(libm_hidden_data_weak): New macro. Use hidden_data_weak.
(libm_hidden_data_ver): New macro. Use hidden_data_ver.
* inet/in6_addr.c: Replace libc_hidden_def with libc_hidden_data_def.
__malloc_hook, __realloc_hook, __memalign_hook,
__after_morecore_hook): Variable definitions moved to ...
* malloc/malloc.c: ... here, so as to be before all references.
Ulrich Drepper