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6 Commits

Author SHA1 Message Date
Roland McGrath
c2afe83352 * sysdeps/pthread/bits/libc-tsd.h: Include <tls.h>. 
[USE_TLS && HAVE___THREAD]: Just include the sysdeps/generic file,
	which does the right thing when __thread support is available.
	* descr.h (struct _pthread_descr_struct) [USE_TLS && HAVE___THREAD]:
	Omit `p_libc_specific', `p_errnop', `p_errno', `p_h_errnop',
	`p_h_errno', `p_resp', and `p_res' members.
	* pthread.c (__pthread_initialize_minimal) [USE_TLS && HAVE___THREAD]:
	Don't initialize `p_errnop' and `p_h_errnop' members.
	(__pthread_reset_main_thread): Likewise.
	(__pthread_initialize_manager): Likewise.
	* manager.c (__pthread_manager, pthread_handle_create): Likewise.
	* pthread.c (pthread_initialize) [USE_TLS && HAVE___THREAD]:
	Don't initialize `p_resp' member.
	(__pthread_reset_main_thread): Likewise.
	* manager.c (pthread_handle_create): Likewise.
	* specific.c (libc_internal_tsd_set, libc_internal_tsd_get):
	Conditionalize these on [!(USE_TLS && HAVE___THREAD)].
	* errno.c [USE_TLS && HAVE___THREAD]
	(__h_errno_location, __res_state): Don't define these at all.

	* sysdeps/i386/tls.h (INSTALL_DTV): Add parens around arguments!
	(INSTALL_NEW_DTV, GET_DTV): Likewise.
	* sysdeps/sh/tls.h (INSTALL_DTV, INSTALL_NEW_DTV, GET_DTV): Likewise.

	* weaks.c: Don't include <errno.h> here.

2002-08-01  Roland McGrath  <roland@redhat.com>

	* sysdeps/i386/tls.h (TLS_DO_MODIFY_LDT): New macro, broken out of
	TLS_INIT_TP.
	(TLS_DO_SET_THREAD_AREA): New macro, uses thread_set_area syscall.
	(TLS_SETUP_GS_SEGMENT): New macro, try one or the other or both.
	(TLS_INIT_TP): Use that.
 2002-08-02 03:32:24 +00:00
Ulrich Drepper
739d440d2a Update. 
2002-07-19  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Add test for __thread support in compiler.
	* config.h.in: Add HAVE___THREAD.
	* Makefile (headers): Remove errno.h, sys/errno.h, and bits/errno.h.
	* include/sys/errno.h: Moved to...
	* stdlib/sys/errno.h: ...here.  New file.
	* stdlib/errno.h: New file.  Moved from...
	* include/errno.h: ...here.  Changed into an internal header defining
	libc-local things like __set_errno.
	* stdlib/Makefile (headers): Add errno.h, sys/errno.h, and
	bits/errno.h.
	* elf/dl-minimal.c: Include <tls.h>.  Define errno as thread-local
	variable if USE_TLS && HAVE___THREAD.  Don't define __errno_location
	either.
	* elf/rtld.c (_dl_start): Add code to initialize TLS for ld.so
	from...
	(_dl_start_final): ...here.  Add code to initialize tls elements from
	bootstrap_map.
	* sysdeps/generic/errno-loc.c: Define errno as thread-local variable
	if USE_TLS && HAVE___THREAD.
	* sysdeps/generic/bits/errno.h: Remove __set_errno definition.
	* sysdeps/mach/hurd/bits/errno.h: Likewise.
	* sysdeps/standalone/arm/bits/errno.h: Likewise.
	* sysdeps/standalone/bits/errno.h: Likewise.
	* sysdeps/unix/bsd/bsd4.4/bits/errno.h: Likewise.
	* sysdeps/unix/sysv/aix/bits/errno.h: Likewise.
	* sysdeps/unix/sysv/hpux/bits/errno.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/errno.h: Likewise.
	* sysdeps/unix/sysv/linux/hppa/bits/errno.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/errno.h: Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/bits/errno.h: Likewise.
	* sysdeps/i386/dl-machine.c (elf_machine_rel) [RTLD_BOOTSTRAP]: Don't
	use GL(dl_rtld_map), use map parameter.
	* sysdeps/sh/dl-machine.h (elf_machine_rela): Likewise.
	* sysdeps/unix/sysv/linux/i386/sysdep.S: Define errno in .tbss if
	USE_TLS && HAVE___THREAD.
	* sysdeps/unix/sysv/linux/i386/sysdep.h: Unify SETUP_PIC_REG
	definitions.  If USE_TLS && HAVE___THREAD store errooor value using
	TLS code sequence.
	* sysdeps/unix/sysv/linux/i386/i686/sysdep.h: Likewise.

	* sysdeps/unix/sysv/linux/getcwd.c: No real need to restore errno.
	* sysdeps/unix/sysv/linux/grantpt.c: Likewise.
	* sysdeps/unix/sysv/linux/internal_statvfs.c: Likewise.
	* sysdeps/unix/sysv/linux/msgctl.c: Likewise.
	* sysdeps/unix/sysv/linux/readv.c: Likewise.
	* sysdeps/unix/sysv/linux/writev.c: Likewise.
 2002-07-20 01:14:41 +00:00
Andreas Jaeger
1bd8ff7b32 * errno.c: Include resolv.h to avoid warning. 
2002-03-03  Andreas Jaeger  <aj@suse.de>

	* errno.c: Include resolv.h to avoid warning.
 2002-03-03 19:38:20 +00:00
Ulrich Drepper
b43b13ac25 Update. 
1999-12-03  Andreas Jaeger  <aj@suse.de>

	* nss/getXXbyYY.c: Include <resolv.h>
	(FUNCTION_NAME): Use res_ninit instead of res_init.

	* nss/getXXbyYY_r.c [NEED__RES]: Include <resolv.h> for _res
	declaration and prototypes.
	Remove extra _res declaration.
	(INTERNAL): Use thread aware res_ninit function.

	* inet/gethstbyad_r.c: Include <resolv.h>.

	* resolv/res_data.c: Update from Bind 8.2.2-P5.  Moved res_init to
	res_libc.c.  Disabled unneeded functions.

	* resolv/res_libc.c: New file.

	* Versions.def: Add version GLIBC_2.2 for libpthread.
	Add versions GLIBC_2.1 and GLIBC_2.2 for libresolv.

	* include/resolv.h: Add internal interfaces.

	* resolv/Makefile (routines): Add new files.
	(libresolv-routines): Likewise.
	(distribute): Likewise.

	* resolv/gethnamaddr.c: Use thread safe resolver functions.
	* resolv/nss_dns/dns-host.c: Likewise.
	* resolv/nss_dns/dns-network.c: Likewise.

	* resolv/arpa/nameser.h: Update from Bind 8.2.2-P5.
	* resolv/nsap_addr.c: Likewise.
	* resolv/res_comp.c: Likewise.
	* resolv/res_debug.c: Likewise.
	* resolv/res_init.c: Likewise.
	* resolv/res_mkquery.c: Likewise.
	* resolv/res_query.c: Likewise.
	* resolv/res_send.c: Likewise.
	* resolv/resolv.h: Likewise.

	* resolv/Versions: Add __res_state and __res_ninit with version
	GLIBC_2.2 to libc.
	Add new interfaces with version GLIBC_2.2 to libresolv.

	* resolv/Banner: Update.

	* include/arpa/nameser_compat.h: New file.

	* resolv/ns_name.c: New file from Bind 8.2.2-P5.
	* resolv/ns_netint.c: Likewise.
	* resolv/ns_parse.c: Likewise.
	* resolv/ns_print.c: Likewise.
	* resolv/ns_samedomain.c: Likewise.
	* resolv/ns_ttl.c: Likewise.
	* resolv/arpa/nameser_compat.h: Likewise.
	* resolv/res_debug.h: Likewise.

	Some patches are based on work done by Adam D. Bradley
	<artdodge@cs.bu.edu>.

	* sysdeps/unix/sysv/linux/configure.in: Remove check for ldconfig,
	set always use_ldconfig instead.
 1999-12-04 18:05:55 +00:00
Ulrich Drepper
00a2f9aa41 Update. 
1998-08-26 15:46  Ulrich Drepper  <drepper@cygnus.com>

	* internals.h: Define THREAD_GETMEM and THREAD_SETMEM to default if
	not already defined.
	(struct _pthread_descr_struct): Add p_self and p_nr field.
	* manager.c (__pthread_handles): Define second element to point
	to manager thread.
	(__pthread_handles_num): Initialize to 2.
	(__pthread_manager): Use INIT_THREAD_SELF with two arguments.
	(pthread_start_thread): Likewise.
	(pthread_handle_create): Start search for free slot at entry 2.
	Initialize new fields p_self and p_nr.
	Call __clone with CLONE_PTRACE if available.
	(pthread_free): Call FREE_THREAD_SELF if available.
	* pthread.c (__pthread_initial_thread): Initialize new fields.
	(__pthread_manager_thread): Likewise.
	(__pthread_initialize_manager): Call __clone with CLONE_PTRACE.

	* cancel.c: Use THREAD_GETMEM and THREAD_SETMEM to access the
	elements of the thread descriptor.
	* condvar.c: Likewise.
	* errno.c: Likewise.
	* join.c: Likewise.
	* manager.c: Likewise.
	* pthread.c: Likewise.
	* ptlongjmp.c: Likewise.
	* semaphore.c: Likewise.
	* signals.c: Likewise.
	* specific.c: Likewise.
	* spinlock.c: Likewise.

	* sysdeps/alpha/pt-machine.h (INIT_THREAD_SELF): Add extra parameter.

	* sysdeps/i386/useldt.h: New file.
	* sysdeps/i386/i686/pt-machine.h: Show how to use this file.

	* sysdeps/sparc/sparc32/pt-machine.h: Define THREAD_GETMEM and
	THREAD_SETMEM using __thread_self.
	* sysdeps/sparc/sparc64/pt-machine.h: Likewise.
 1998-08-26 16:00:46 +00:00
Ulrich Drepper
5afdca0087 LinuxThreads library. 
1998-03-11 00:42  Wolfram Gloger  <wmglo@dent.med.uni-muenchen.de>
	* linuxthreads/manager.c: Enable resetting of the thread
	scheduling policy to SCHED_OTHER when the parent thread
	has a different one.
1998-02-01 13:51  Ulrich Drepper  <drepper@cygnus.com>
	* sysdeps/unix/sysv/linux/bits/posix_opt.h: Define
	_POSIX_ASYNCHRONOUS_IO.
	* sysdeps/pthread/pthread.h: Define bits for Unix98 variants of
	mutexes.
	* mutex.c: Implement new mutex types.
	* internals.h: Include <signal.h>.
	* libpthread.map: Add __erno_location and __h_errno_location.
	* errno.c: Return pointer to variable actually in use.  This might
	not be the one in the thread structure.
	* internals.h (struct _pthread_descr_struct): Add new fields p_errnop
	and p_h_errnop.
	* manager.c (__pthread_manager): Set p_errnop and p_h_errnop member
	of manager thread structure.
	(pthread_handle_create): Set p_errnop and p_h_errnop members for new
	thread.
	* pthread.c: Adapt initializer for thread structures.
	(__pthread_initial_thread): Set p_errnop and p_h_errnop member.
	(__pthread_reset_main_thread): Reset p_errnop and p_h_errnop of
	current thread to global variables.
1998-01-31 17:27  Ulrich Drepper  <drepper@cygnus.com>
	* rwlock.c: New file.
	* Makefile (libpthread-routines): Add rwlock.
	* sysdeps/pthread/pthread.h: Define data structures and declare
	functions.
	* libpthread.map: Add new functions.
1997-12-18 13:50  Philip Blundell  <pb@nexus.co.uk>
	* sysdeps/arm/pt-machine.h: New file; add ARM support.
	* sysdeps/arm/Implies: likewise.
	* README: Document it.
1997-12-13  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
	* signals.c: Remove unneeded initializer for sigwaited, saving a
1997-04-11 01:18  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
	* semaphore.c (sem_init): Set sem_spinlock only if available.
1997-12-04 01:48  Ulrich Drepper  <drepper@cygnus.com>
	* mutex.c: Implement PTHREAD_MUTEX_CHECKERROR.
	* sysdeps/pthread/pthread.h: Define PTHREAD_MUTEX_CHECKERROR.
	* Makefile: Update from LinuxThreads 0.7.
	* internals.h. Likewise.
	* manager.c: Likewise.
	* mutex.c: Likewise.
	* pthread.c: Likewise.
	* signals.c: Likewise.
	* specific.c: Likewise.
	* Examples/ex3.c: Likewise.
1997-11-20 18:13  Ulrich Drepper  <drepper@cygnus.com>
	* pthread.c (__pthread_reset_main_thread): Close pipe only if still
	open.
1997-10-29 05:38  Ulrich Drepper  <drepper@cygnus.com>

	* wrapsyscall.c: Add socket functions which are also cancelation
	points.

1997-10-19 21:40  Wolfram Gloger  <wg@wolfram.dent.med.uni-muenchen.de>

	* specific.c (__libc_internal_tsd_set, __libc_internal_tsd_get):
	New functions for fast thread specific data within libc.

	* internals.h: Add new array p_libc_specific to struct
	_pthread_descr_struct.

	* sysdeps/pthread/bits/libc-lock.h: Declare new functions.

1997-10-13 05:39  Ulrich Drepper  <drepper@cygnus.com>

	* semaphore.h: Add __BEGIN_DECLS/__END_DECLS.
	Reported by Ralf Corsepius <corsepiu@faw.uni-ulm.de>.

1997-08-29 03:05  Ulrich Drepper  <drepper@cygnus.com>

	* internals.h (struct _pthread_descr_struct): Add definitions for
	two-level specific key handling.
	* manager.c (pthread_handle_create): Initialize specific memory array.
	* specific.c: Implement two-level key handling.
	* weaks.c: Don't provide dummy key handling.
	* sysdeps/pthread/bits/libc-lock.h: Typedef __libc_lock_t (no #define).
	Add definition of __libc_key_t.
	* sysdeps/unix/sysv/linux/bits/local_lim.h: Define PTHREAD_KEYS_MAX
	as 1024.
	Add definition of _POSIX_THREAD_DESTRUCTOR_ITERATIONS and
	PTHREAD_DESTRUCTOR_ITERATIONS.

	* manager.c (pthread_handle_create): Compare mmap result with
	MAP_FAILED.

	* ptfork.c: Rename to __pthread_atfork and make old name a weak alias.
	* sysdeps/pthread/bits/pthread.h: Add prototype for __pthread_atfork.

1997-08-22 19:04  Richard Henderson  <rth@cygnus.com>

	sysdeps/sparc -> sysdeps/sparc/sparc32
	sysdeps/sparc64 -> sysdeps/sparc/sparc64

	* internals.h: Change definition of THREAD_SELF to be an expression,
	not a statement that did a return.
	* sysdeps/alpha/pt-machine.h (THREAD_SELF): Update accordingly.
	* sysdeps/sparc/sparc32/pt-machine.h (THREAD_SELF, INIT_THREAD_SELF):
	Follow Solaris and use a "system reserved" register (%g6) to hold
	the thread descriptor.
	* sysdeps/sparc/sparc64/pt-machine.h: Likewise.

1997-08-03 00:09  Ulrich Drepper  <drepper@cygnus.com>

	* mutex.c: Correct pthread_once.  Patch by Xavier Leroy.
	* sysdeps/pthread/pthread.h: Add prototype for __pthread_once.
	* sysdeps/pthread/bits/pthread.h: Add macros for __libc_once.

	* semaphore.c: Include spinlock.h only when needed.

	* specific.c (__pthread_setsepcific, __pthread_getspecific): Reject
	keys for entries not in use.

	* weaks.c: Implement key handling functions for real.

1997-06-29  01:04  Richard Henderson  <richard@gnu.ai.mit.edu>

	Initial sparc64-linux support:
	* linuxthreads/sysdeps/sparc64/Implies: New file.
	* linuxthreads/sysdeps/sparc64/pt-machine.h: Likewise.

1997-06-29 00:48  Ulrich Drepper  <drepper@cygnus.com>

	* semaphore.c: Include spinlock.h at correct place.
	Patch by HJ Lu.

1997-06-13 10:06  Richard Henderson  <rth@tamu.edu>

	The Great Bit File Move:
	* sysdeps/alpha/semaphorebits.h: -> .../bits/semaphore.h.
	* sysdeps/powerpc/semaphorebits.h: Likewise.
	* sysdeps/pthread/cmpxchg/semaphorebits.h: Likewise.
	* sysdeps/pthread/no-cmpxchg/semaphorebits.h: Likewise.
	* sysdeps/pthread/libc-lock.h: -> bits/
	* sysdeps/pthread/stdio-lock.h: Likewise.
	* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
	* sysdeps/unix/sysv/linux/posix_opt.h: Likewise.
	* semaphore.h: Likewise.
	* sysdeps/pthread/pthread.h: Likewise.

	* lockfile.c: <foo.h> -> <bits/foo.h>.
	* semaphore.h: Likewise.

	* Makefile: (headers): foo.h -> bits/foo.h.
	* sysdeps/pthread/Makefile: Likewise.

1997-04-11 01:18  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* semaphore.c (sem_init): Set sem_spinlock only if available.

	* sysdeps/m68k/pt-machine.h (testandset, __compare_and_swap): Fix
	asm constraints.

1997-04-09 03:00  Ulrich Drepper  <drepper@cygnus.com>

	Update from LinuxThreads 0.6.

	* attr.c (pthread_attr_getdetachstate): Use __sched_get_priority_max
	and __sched_get_priority_min instead of names without `__'.

	* manager.c: Rewrite large parts to implement opaque pthread_t.

	* cancel.c: Adapt for opaque pthread_t type.
	* condvar.c: Likewise.
	* errno.c: Likewise.
	* join.c: Likewise.
	* mutex.c: Likewise.
	* pthread.c: Likewise.
	* signals.c: Likewise.
	* specific.c: Likewise.
	* restart.h: Likewise.
	* queue.h: Likewise.
	* Examples/ex3.c: Likewise.
	* Examples/ex4.c: Likewise.
	* sysdeps/pthread/pthread.h: Likewise.

	* pthread.c: Accumulate time for all threads in thread manager.

	* semaphore.c: Implement fallback implementation for architectures
	sometimes missing compare-exchange operations.

	* cancel.c (pthread_cancel): Validate handle argument.
	* join.c (pthread_join): Likewise.
	(pthread_detach): Likewise.
	* signals.c (pthread_kill): Likewise.

	* spinlock.h (acquire): Use __sched_yield not sched_yield.

	* queue.h (enqueue): Enqueue thread according to priority.

	* internals.c (struct pthread_start_args): New struct for passing
	args to cloning function.
	(struct _pthread): Rename to _pthread_descr_struct and adapt for
	opaque pthread_t.

	* Examples/Makefile (clean): Pass -f option to rm.

	* sysdeps/i386/pt-machine.h: Add check for compare-exchange instruction
	and define TEST_FOR_COMPARE_AND_SWAP.
	* sysdeps/i386/i486/pt-machine.h: Removed.

	* sysdeps/unix/sysv/linux/local_lim.h (PTHREAD_THREADS_MAX): Increase
	to 1024.

1997-04-04 16:38  Ulrich Drepper  <drepper@cygnus.com>

	* restart.h (suspend): Clear p_signal before suspending.
	(suspend_with_cancellation): Likewise.
	Patch by Xavier Leroy <Xavier.Leroy@inria.fr>.

	* weaks.c: Make __pthread_key_create return 1.
	* sysdeps/pthread/libc-lock.h: Define __libc_key_create,
	__libc_getspecific, __libc_setspecific, and __libc_key_t.
	* sysdeps/pthread/stdio-lock.h: Don't care for implementation not
	using libio.

1997-03-19 15:13  Miguel de Icaza  <miguel@nuclecu.unam.mx>

	* sysdeps/sparc/pt-machine (RELEASE): Fix.

1997-03-01 07:55  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/Implies: Added.
	* sysdeps/powerpc/pt-machine.h: Added.
	* sysdeps/powerpc/semaphorebits.h: Added.

1997-01-22 01:22  Ulrich Drepper  <drepper@cygnus.com>

	* linuxtheads/pthread.c (__pthread_initial_thread): Correct
	initializer.
	(__pthread_manager_thread): Likewise.
	Reported by Andreas Jaeger.

1997-01-18 22:15  Richard Henderson  <rth@tamu.edu>

	Since sigset_t no longer fits in a register, we can't pass in the
	thread's initial mask so easily.  Take this opportunity to simplify
	the clone implementation by only accepting a single void* argument.

	* linuxthreads/manager.c (__pthread_manager): Put thread vitals
	in the thread struct instead of as arguments through clone.
	(pthread_start_thread): Look for them there.
	* linuxthreads/internals.h (struct _pthread): Add p_initial_fn,
	p_initial_fn_arg, p_initial_mask.  Fix __pthread_manager proto.
	* linuxthreads/pthread.c (pthread_initialize_manager): Revise
	clone invocation.
 1998-03-11 12:42:25 +00:00