2004-07-05 Ulrich Drepper <drepper@redhat.com>
* elf/dl-init.c: Don't define and use _dl_starting_up if
HAVE_INLINED_SYSCALLS is defined and the variable is not used.
* elf/dl-support.c: Likewise.
* elf/rtld.c: Likewise.
* elf/dl-misc.c (_dl_debug_vdprintf): Use writev syscall directly
if HAVE_INLINED_SYSCALLS is defined.
* sysdeps/powerpc/powerpc64/dl-machine.h: Don't rest _dl_starting_up
here.
* sysdeps/powerpc/powerpc32/dl-start.S: Likewise.
* sysdeps/unix/sysv/linux/configure.in: Define HAVE_INLINED_SYSCALLS.
* config.h.in: Add entry for HAVE_INLINED_SYSCALLS.
* sysdeps/posix/profil.c: If compiled for ld.so, omit code which
is needed to stop profiling.
* elf/dl-open.c (dl_open_worker): If a newly opened object is to be
profile make sure it cannot be unloaded.
* sysdeps/unix/sysv/linux/dl-origin.c: Inline readlink syscall.
* sysdeps/unix/sysv/linux/fcntl.c: If compiled without cancellation
support, make sure the helper function is inlined.
* sysdeps/unix/sysv/linux/pread.c: Likewise.
* sysdeps/unix/sysv/linux/pwrite.c: Likewise.
* sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/fcntl.c: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h (PSEUDO): Also
defined symbol for entry point to avoid cancellation.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h (PSEUDO):
Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h (PSEUDO):
Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h (PSEUDO):
Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h (PSEUDO):
Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h (PSEUDO):
Likewise.
* sysdeps/unix/sysv/linux/i386/not-cancel.h (__open_nocancel,
__close_nocancel, __read_nocancel, __write_nocancel,
__waitpid_nocancel): Add attribute_hidden. If not in libc.so,
libpthread.so or librt.so, define to corresponding function
without _nocancel suffix.
* sysdeps/unix/sysv/linux/s390/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/powerpc/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/sparc/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/sigwait.c: Include string.h.
* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise.
* sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise.
* sysdeps/unix/sysv/linux/sleep.c (__sleep): Cast value to unsigned
int before assigning to max to avoid warnings.
2003-07-11 Jakub Jelinek <jakub@redhat.com>
2003-06-15 Ulrich Drepper <drepper@redhat.com>
Fix cancellation point handling wrt exception based cleanup.
* io/Makefile: Compile fcntl.c, poll.c, and lockf.c with exceptions.
* misc/Makefile: Compile pselect.c, readv.c, writev.c, and usleep.c
with exceptions.
* posix/Makefile: Compile pread.c, pread64.c, pwrite.c, pwrite64.c,
sleep.c, wait.c, waitid.c, and waitpid.c with exceptions.
* rt/Makefile: Compile aio_suspend.c and clock_nanosleep.c with
exceptions.
* signal/Makefile: Compile sigpause.c, sigsuspend.c, sigtimedwait.c,
sigwait.c, and sigwaitinfo.c with exceptions.
* stdlib/Makefile: Compile system.c with exceptions.
* sysvipc/Makefile: Compile msgrcv.c and msgsnd.c with exceptions.
* termios/Makefile: Compile tcdrain.c with exceptions.
* sysdeps/generic/lockf.c: Add comment explaining the cancellation
situation.
* sysdeps/generic/pselect.c: Likewise.
* sysdeps/posix/sigpause.c: Likewise.
* sysdeps/posix/system.c: Likewise.
* sysdeps/posix/waitid.c: Likewise.
* sysdeps/unix/sysv/linux/sleep.c: Likewise.
* sysdeps/unix/sysv/linux/usleep.c: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Major rewrite of
INTERNAL_SYSCALL to not use push inside asm statement so that
unwind info is correct around the syscall.
* sysdeps/unix/clock_nanosleep.c: Add cancellation support.
* sysdeps/unix/sysv/linux/clock_nanosleep.c: Likewise.
int for variable OLDVAL and correct inline assembler contraint.
* sysdeps/s390/pthread_spin_trylock.c (pthread_spin_trylock): Use
type int for variable OLD.
* sysdeps/s390/tls.h (TLS_MULTIPLE_THREADS_IN_TCB): Define it
only for s390-32.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
(SINGLE_THREAD_P): Use global variable __local_multiple_threads
instead of multiple_threads field in the TCB.
* descr.h (struct pthread): Move the union out of [!TLS_DTV_AT_TP], so
we always define the padding space.
[!TLS_DTV_AT_TP]: Give tcbhead_t field a name, `header', since GCC
stopped supporting its own extensions fully.
[TLS_MULTIPLE_THREADS_IN_TCB]: Put `multiple_threads' inside a wrapper
struct also called `header', so `header.multiple_threads' is the field
name to use on all machines.
* allocatestack.c (allocate_stack): Use `header.' prefix.
* sysdeps/pthread/createthread.c (create_thread): Likewise.
* pthread_create.c (__pthread_create_2_1): Likewise.
* sysdeps/i386/tls.h (INSTALL_NEW_DTV, THREAD_DTV): Likewise.
(THREAD_SELF): Likewise.
* sysdeps/x86_64/tls.h: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h
(SINGLE_THREAD_P): Likewise.
* sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
(SINGLE_THREAD_P): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
(SINGLE_THREAD_P): Likewise.
2003-02-05 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/bits/libc-lock.h (__libc_once): Set control
variable for non-libpthread case to the same value the
pthread_once function would use.
