1 1998-12-31 Ulrich Drepper <drepper@cygnus.com>
3 * sysdeps/pthread/bits/stdio-lock.h: Define _IO_lock_lock and
6 1998-12-29 Ulrich Drepper <drepper@cygnus.com>
8 * semaphore.c (sem_trywait): Don't forget to unlock the semaphore
9 lock. Patch by Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>.
11 1998-12-21 Ulrich Drepper <drepper@cygnus.com>
13 * manager.c: Threads now send __pthread_sig_cancel on termination.
14 Change clone call and signal masks.
15 * thread.c (pthread_handle_sigrestart): Remove special code for
17 (pthread_handle_sigcancel): In manager thread call
18 __pthread_manager_sighandler.
19 * sysdeps/i386/pt-machine.h (__compare_and_swap): Add memory clobber.
20 * sysdeps/i386/i686/pt-machine.h: Likewise.
21 Patches by Xavier Leroy.
23 1998-12-14 Ulrich Drepper <drepper@cygnus.com>
25 * spinlock.c (__pthread_unlock): Don't crash if called for an
26 untaken mutex. Reported by Ruslan V. Brushkoff <rus@Snif.Te.Net.UA>.
28 * Examples/ex6.c: Unbuffer stdout and reduce sleep time to reduce
31 1998-12-13 Ulrich Drepper <drepper@cygnus.com>
33 * Examples/ex3.c: Wait until all threads are started before
34 searching for the number to avoid race condition on very fast
37 1998-12-08 Andreas Jaeger <aj@arthur.rhein-neckar.de>
39 * sysdeps/pthread/pthread.h: Remove __pthread_setcanceltype
40 declaration since it's not needed.
42 * sysdeps/pthread/pthread.h: Move internal functions to ...
43 * internals.h: ...here.
45 1998-12-02 H.J. Lu <hjl@gnu.org>
47 * pthread.c (__pthread_sig_restart): Initiliaze to 0 if
49 (__pthread_sig_cancel): Likewise.
51 1998-12-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
53 * wrapsyscall.c: Include <sys/mman.h> for msync,
54 <stdlib.h> for system and <termios.h> for tcdrain prototype.
55 Correct msync declaration.
57 1998-11-29 Roland McGrath <roland@baalperazim.frob.com>
59 * sysdeps/pthread/bits/libc-tsd.h (__libc_tsd_define, __libc_tsd_get,
60 __libc_tsd_set): New macros for new interface.
61 * no-tsd.c: New file, provide uninitialized defns of
62 __libc_internal_tsd_get and __libc_internal_tsd_set.
63 * Makefile (routines): Add no-tsd.
65 1998-10-12 Roland McGrath <roland@baalperazim.frob.com>
67 * internals.h: Include <bits/libc-tsd.h>, not <bits/libc-lock.h>.
68 * sysdeps/pthread/bits/libc-lock.h (__libc_internal_tsd_get,
69 __libc_internal_tsd_set): Move decls to ...
70 * sysdeps/pthread/bits/libc-tsd.h: New file for __libc_internal_tsd_*
73 * sysdeps/pthread/bits/libc-lock.h (__libc_internal_tsd_get,
74 __libc_internal_tsd_set): Make these pointers to functions, not
75 functions; remove #pragma weak decls for them.
76 * specific.c (__libc_internal_tsd_get, __libc_internal_tsd_set):
77 Define static functions and initialized pointers to them.
79 1998-11-18 Ulrich Drepper <drepper@cygnus.com>
81 * Makefile (CFLAGS-mutex.c): Define as -D__NO_WEAK_PTHREAD_ALIASES.
82 (CFLAGS-specific.c): Likewise.
83 (CFLAGS-pthread.c): Likewise.
84 (CFLAGS-ptfork.c): Likewise.
85 (CFLAGS-cancel.c): Likewise.
86 * sysdeps/pthread/bits/libc-lock.h: Don't mark __pthread_* functions
87 as weak references if __NO_WEAK_PTHREAD_ALIASES is defined.
89 * mutex.c (pthread_mutex_init): Define as strong symbol.
90 (pthread_mutex_destroy): Likewise.
91 (pthread_mutex_trylock): Likewise.
92 (pthread_mutex_lock): Likewise.
93 (pthread_mutex_unlock): Likewise.
94 (pthread_mutexattr_init): Likewise.
95 (pthread_mutexattr_destroy): Likewise.
96 (pthread_once): Likewise.
97 * ptfork.c (pthread_atfork): Likewise.
98 * specific.c (pthread_key_create): Likewise.
99 (pthread_setspecific): Likewise.
100 (pthread_getspecific): Likewise.
102 1998-11-15 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
104 * linuxthreads.texi: Fix punctuation after xref.
106 1998-11-10 H.J. Lu <hjl@gnu.org>
108 * sysdeps/unix/sysv/linux/bits/local_lim.h: Undefine NR_OPEN
109 if it is defined in <linux/limits.h>.
111 1998-10-29 14:28 Ulrich Drepper <drepper@cygnus.com>
113 * spinlock.h (__pthread_trylock): Define inline.
114 (__pthread_lock): Add extra parameter to declaration. Declare
115 using internal_function.
116 (__pthread_unlock): Declare using internal_function.
117 * spinlock.c (__pthread_lock): Add new parameter. Use it instead
118 of local variable self. Avoid recomputing self. Define using
120 (__pthread_trylock): Remove.
121 (__pthread_unlock): Define using internal_function.
122 * cancel.c: Adjust for __pthread_lock interface change. Use already
123 computed self value is possible.
124 * condvar.c: Likewise.
126 * manager.c: Likewise.
128 * pthread.c: Likewise.
129 * rwlock.c: Likewise.
130 * semaphore.c: Likewise.
131 * signals.c: Likewise.
133 1998-10-27 13:46 Ulrich Drepper <drepper@cygnus.com>
135 * sysdeps/pthread/pthread.h (struct _pthread_cleanup_buffer): Prepend
136 __ to field names of the struct.
137 * sysdeps/pthread/bits/pthreadtypes.h (struct _pthread_fastlock):
139 (pthread_attr_t): Likewise.
140 (pthread_cond_t): Likewise.
141 (pthread_condattr_t): Likewise.
142 (pthread_mutex_t): Likewise.
143 (pthread_mutexattr_t): Likewise.
144 (pthread_rwlock_t): Likewise.
145 (pthread_rwlockattr_t): Likewise.
146 * attr.c: Adjust for pthread.h and pthreadtypes.h change.
147 * cancel.c: Likewise.
148 * condvar.c: Likewise.
149 * manager.c: Likewise.
151 * pthread.c: Likewise.
152 * ptlongjmp.c: Likewise.
153 * rwlock.c: Likewise.
154 * spinlock.c: Likewise.
156 1998-10-09 Ulrich Drepper <drepper@cygnus.com>
158 * sysdeps/i386/pt-machine.h (get_eflags, set_eflags): Mark these
161 * sysdeps/i386/i686/pt-machine.h: Remove unused inline
164 * Makefile (libpthread-routines): Add pt-machine.
165 * pt-machine.c: New file.
166 * sysdeps/alpha/pt-machine.h: Define PT_EI as extern inline is not
167 yet defined. Use PT_EI in extern inline definitions.
168 * sysdeps/arm/pt-machine.h: Likewise.
169 * sysdeps/i386/pt-machine.h: Likewise.
170 * sysdeps/i386/i686/pt-machine.h: Likewise.
171 * sysdeps/m68k/pt-machine.h: Likewise.
172 * sysdeps/mips/pt-machine.h: Likewise.
173 * sysdeps/powerpc/pt-machine.h: Likewise.
174 * sysdeps/sparc/sparc32/pt-machine.h: Likewise.
175 * sysdeps/sparc/sparc64/pt-machine.h: Likewise.
177 1998-10-02 Andreas Jaeger <aj@arthur.rhein-neckar.de>
179 * semaphore.h: Include <sys/types.h> so that _pthread_descr
182 1998-09-15 David S. Miller <davem@pierdol.cobaltmicro.com>
184 * sysdeps/sparc/sparc32/pt-machine.h (INIT_THREAD_SELF): Add nr
186 * sysdeps/sparc/sparc64/pt-machine.h (INIT_THREAD_SELF): Likewise.
188 1998-09-12 14:24 -0400 Zack Weinberg <zack@rabi.phys.columbia.edu>
190 * linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h: Add
191 multiple inclusion guard.
193 1998-09-02 11:08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
195 * signals.c (sigaction): Check that sig is less than NSIG to avoid
196 array index overflow.
198 1998-09-06 10:56 Ulrich Drepper <drepper@cygnus.com>
200 * sysdeps/pthread/semaphore.h: New file.
202 1998-09-06 09:08 Ulrich Drepper <drepper@cygnus.com>
204 * sysdeps/pthread/bits/libc-lock.h (enum __libc_tsd_key_t): Add
205 _LIBC_TSD_KEY_DL_ERROR.
207 1998-08-31 Ulrich Drepper <drepper@cygnus.com>
209 * sysdeps/i386/i686/pt-machine.h (testandset): Add memory clobber.
210 * sysdeps/i386/pt-machine.h: Likewise.
211 Suggested by Roland McGrath.
213 1998-08-28 13:58 Ulrich Drepper <drepper@cygnus.com>
215 * internals.h: Also define THREAD_GETMEM_NC and THREAD_SETMEM_NC to
216 access thread data with non-constant offsets.
217 * specific.c: Use THREAD_GETMEM_NC and THREAD_SETMEM_NC where
220 * sysdeps/i386/useldt.h: Fix typo. Add THREAD_GETMEM_NC and
221 THREAD_SETMEM_NC definitions.
223 * sysdeps/sparc/sparc32/pt-machine.h: Define THREAD_GETMEM_NC and
225 * sysdeps/sparc/sparc64/pt-machine.h: Likewise.
227 1998-08-26 15:46 Ulrich Drepper <drepper@cygnus.com>
229 * internals.h: Define THREAD_GETMEM and THREAD_SETMEM to default if
231 (struct _pthread_descr_struct): Add p_self and p_nr field.
232 * manager.c (__pthread_handles): Define second element to point
234 (__pthread_handles_num): Initialize to 2.
235 (__pthread_manager): Use INIT_THREAD_SELF with two arguments.
236 (pthread_start_thread): Likewise.
237 (pthread_handle_create): Start search for free slot at entry 2.
238 Initialize new fields p_self and p_nr.
239 Call __clone with CLONE_PTRACE if available.
240 (pthread_free): Call FREE_THREAD_SELF if available.
241 * pthread.c (__pthread_initial_thread): Initialize new fields.
242 (__pthread_manager_thread): Likewise.
243 (__pthread_initialize_manager): Call __clone with CLONE_PTRACE.
245 * cancel.c: Use THREAD_GETMEM and THREAD_SETMEM to access the
246 elements of the thread descriptor.
247 * condvar.c: Likewise.
250 * manager.c: Likewise.
251 * pthread.c: Likewise.
252 * ptlongjmp.c: Likewise.
253 * semaphore.c: Likewise.
254 * signals.c: Likewise.
255 * specific.c: Likewise.
256 * spinlock.c: Likewise.
258 * sysdeps/alpha/pt-machine.h (INIT_THREAD_SELF): Add extra parameter.
260 * sysdeps/i386/useldt.h: New file.
261 * sysdeps/i386/i686/pt-machine.h: Show how to use this file.
263 * sysdeps/sparc/sparc32/pt-machine.h: Define THREAD_GETMEM and
264 THREAD_SETMEM using __thread_self.
265 * sysdeps/sparc/sparc64/pt-machine.h: Likewise.
267 1998-08-24 Geoff Keating <geoffk@ozemail.com.au>
269 * spinlock.c (__pthread_lock): Reset p_nextwaiting to NULL if it
270 turned out that we didn't need to queue after all.
272 1998-08-22 Geoff Keating <geoffk@ozemail.com.au>
274 * sysdeps/powerpc/pt-machine.h: Remove testandset, it's not used
275 and wastes space; correct types.
277 1998-08-08 11:18 H.J. Lu <hjl@gnu.org>
279 * signals.c (sigaction): Handle NULL argument.
281 1998-08-04 Ulrich Drepper <drepper@cygnus.com>
283 * sysdeps/unix/sysv/linux/bits/sigthread.h: Use __sigset_t instead
286 1998-08-02 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
288 * Makefile (linuxthreads-version): Extract correct number from
291 1998-07-29 Xavier Leroy <Xavier.Leroy@inria.fr>
293 * Banner: Bump version number to 0.8
294 * FAQ.html: Many updates, in particular w.r.t. debugging.
295 * manager.c: Support for non-default stacksize for
296 LinuxThreads-allocated stacks;
297 don't use guard pages for stacks with default size, rely on
298 rlimit(RLIMIT_STACK) instead (it's cheaper).
300 * cancel.c: Use __pthread_sig_cancel and __pthread_sig_restart
301 everywhere instead of PTHREAD_SIG_CANCEL and PTHREAD_SIG_RESTART.
302 * condvar.c: Likewise.
303 * internals.h: Likewise.
304 * restart.h: Likewise.
305 * signals.c: Likewise.
306 * pthread.c: Likewise; set rlimit(RLIMIT_STACK) as we need it.
308 1998-07-23 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
310 * weaks.c: Define pthread_mutexattr_[sg]ettype instead of
311 __pthread_mutexattr_[sg]ettype. Add more weak aliases.
312 * Versions: Put __pthread_mutexattr_settype under version
313 GLIBC_2.0. Don't export __pthread_mutexattr_setkind_np and
314 __pthread_mutexattr_gettype.
316 1998-07-23 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
318 * sysdeps/pthread/bits/libc-lock.h: Make
319 __pthread_mutexattr_settype weak. Don't make
320 __pthread_mutexattr_setkind_np weak.
322 1998-07-16 10:52 Ulrich Drepper <drepper@cygnus.com>
324 * manager.c (pthread_handle_create): Check whether sched_setscheduler
325 call can succeed here.
327 * mutex.c: Define __pthread_mutexattr_settype and make
328 __pthread_mutexattr_setkind_np an alias.
329 Likewise for __pthread_mutexattr_gettype.
331 1998-07-15 11:00 -0400 Zack Weinberg <zack@rabi.phys.columbia.edu>
333 * attr.c (pthread_attr_setschedpolicy): Don't check whether caller
336 1998-07-14 19:38 Ulrich Drepper <drepper@cygnus.com>
338 * sysdeps/pthread/bits/libc-lock.h: Define __libc_cleanup_end.
340 1998-07-11 Andreas Jaeger <aj@arthur.rhein-neckar.de>
342 * Examples/ex6.c: Include <unistd.h> for usleep.
344 1998-06-13 11:04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
346 * Examples/ex4.c (main): Use exit, not pthread_exit.
348 1998-07-09 13:39 Ulrich Drepper <drepper@cygnus.com>
350 * Versions: Add __pthread_mutexattr_gettype and
351 __pthread_mutexattr_settype.
352 * lockfile.c: Use __pthread_mutexattr_settype instead of
353 __pthread_mutexattr_setkind_np.
354 * mutex.c: Define __pthread_mutexattr_gettype and
355 __pthread_mutexattr_settype.
357 * sysdeps/pthread/pthread.h: Declare __pthread_mutexattr_gettype and
358 __pthread_mutexattr_settype.
359 * sysdeps/pthread/bits/libc-lock.h (__libc_lock_init_recursive):
360 Use __pthread_mutexattr_settype.
362 1998-07-08 22:26 Ulrich Drepper <drepper@cygnus.com>
364 * Versions: Add pthread_mutexattr_gettype, pthread_mutexattr_settype.
365 * mutex.c: Define weak alias pthread_mutexattr_gettype and
366 pthread_mutexattr_settype.
367 * sysdeps/pthread/pthread.h: Declare these functions.
368 Move pthread_sigmask and pthread_kill declaration in separate header.
369 * sysdeps/unix/sysv/linux/bits/sigthread.h: New file.
371 1998-07-07 15:20 Ulrich Drepper <drepper@cygnus.com>
373 * Makefile: Add rules to compile and run tests.
374 * Examples/ex1.c: Little changes to fix warnings.
375 * Examples/ex2.c: Likewise.
376 * Examples/ex3.c: Likewise.
377 * Examples/ex4.c: Likewise.
378 * Examples/ex5.c: Likewise.
379 * Examples/ex6.c: New file.
381 1998-07-05 11:54 Ulrich Drepper <drepper@cygnus.com>
383 * Versions: Add pthread_attr_init to GLIBC_2.1 version in libc.
385 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
387 * attr.c: Include <string.h>.
389 1998-06-30 11:47 Ulrich Drepper <drepper@cygnus.com>
391 * attr.c: Include errno.h. Use memcpy to copy sched_param.
392 * internals.h: Include limits.h.
393 * manager.c: Use memcpy to copy sched_param.
394 * ptfork.c: Include errno.h.
395 * pthread.c: Likewise.
396 * semaphore.c: Likewise.
397 * specific.c: Likewise.
398 * spinlock.h: Likewise.
399 * sysdeps/pthread/pthread.h: Include only allowed headers. Move
400 type definition to ...
401 * sysdeps/pthread/bits/pthreadtypes.h: ...here. New file.
403 1998-06-29 12:34 Ulrich Drepper <drepper@cygnus.com>
405 * sysdeps/pthread/pthread.h: Use __PMT not __P for function pointers.
407 * sysdeps/pthread/pthread.h: Define various PTHREAD_* symbols also
408 as macros as demanded in POSIX.1, Annex C.
410 1998-06-29 12:29 Ulrich Drepper <drepper@cygnus.com>
412 * internals.h (struct pthread_request): For free use pthread_t
413 instead of pthread_descr.
414 * join.c (pthread_join): Pass thread_id, not th to manager.
415 (pthread_detach): Likewise.
416 * manager.c (__pthread_manager): Except thread ID in FREE_REQ case.
417 (pthread_exited): Remove detached queue code.
418 (pthread_handle_free): Expect thread ID parameter and use it to
419 validate the thread decsriptor. Don't use detached queue.
420 Patches by Xavier Leroy.
422 1998-06-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
424 * libpthread.map: Export accept, longjmp, sigaction, siglongjmp,
425 _IO_flockfile, _IO_ftrylockfile, _IO_funlockfile,
426 __pthread_atfork, __pthread_key_create, __pthread_once.
427 * internals.h: Doc fix.
428 * pthread.c (__pthread_initialize): Define again.
430 1998-06-26 Ulrich Drepper <drepper@cygnus.com>
432 * manager.c (pthread_exited): If thread is not detached put it on
434 (pthread_handle_free): If thread is not on list with living threads
435 search on list with detached threads.
437 * sysdeps/pthread/pthread.h (PTHREAD_RWLOCK_INITIALIZER): Correct
438 for new definition of pthread_rwlock_t.
440 * spinlock.c: Correct test whether to compile
441 __pthread_compare_and_swap or not.
443 1998-06-25 19:27 Ulrich Drepper <drepper@cygnus.com>
445 * attr.c: Finish user stack support. Change locking code to be safe
446 in situations with different priorities.
447 * cancel.c: Likewise.
448 * condvar.c: Likewise.
449 * internals.h: Likewise.
451 * manager.c: Likewise.
453 * pthread.c: Likewise.
454 * ptlongjmp.c: Likewise.
456 * rwlock.c: Likewise.
457 * semaphore.c: Likewise.
458 * semaphore.h: Likewise.
459 * signals.c: Likewise.
460 * spinlock.c: Likewise.
461 * spinlock.h: Likewise.
462 * sysdeps/pthread/pthread.h: Likewise.
463 Patches by Xavier Leroy.
465 * sysdeps/i386/i686/pt-machine.h: New file.
467 1998-06-25 Ulrich Drepper <drepper@cygnus.com>
469 * sysdeps/pthread/pthread.h: Make [sg]et_stacksize and
470 [sg]et_stackaddr prototypes always available.
472 * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define
473 _POSIX_THREAD_ATTR_STACKSIZE and _POSIX_THREAD_ATTR_STACKADDR.
475 1998-06-24 Ulrich Drepper <drepper@cygnus.com>
477 * manager.c (pthread_free): Undo patch from 980430.
478 Reported by David Wragg <dpw@doc.ic.ac.uk>.
480 1998-06-09 15:07 Ulrich Drepper <drepper@cygnus.com>
482 * manager.c: Define __pthread_manager_adjust_prio and use it to
483 increase priority when needed.
484 * internals.h: Add prototype for __pthread_manager_adjust_prio.
485 * mutex.c: Optimize mutexes to wake up only one thread.
486 * pthread.c: Move PID of manager for global variable in structure
488 Patches by Xavier Leroy.
490 1998-06-07 13:47 Ulrich Drepper <drepper@cygnus.com>
492 * sysdeps/pthread/bits/libc-lock.h: Optimize cleanup handlers a bit.
494 1998-06-03 Andreas Jaeger <aj@arthur.rhein-neckar.de>
496 * attr.c: Correct typo.
498 1998-05-01 Ulrich Drepper <drepper@cygnus.com>
500 * manager.c (pthread_free): Unmap guard before the stack.
501 Patch by Matthias Urlichs.
503 1998-04-30 Ulrich Drepper <drepper@cygnus.com>
505 * manager.c (pthread_free): Detect already free child.
506 Patch by Xavier Leroy, reported by Matthias Urlichs.
508 1998-04-23 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
510 * Makefile (linuxthreads-version): Renamed back from
513 1998-04-21 Ulrich Drepper <drepper@cygnus.com>
515 * ptlongjmp.c: Add prototypes for __libc_siglongjmp and
518 1998-04-20 14:55 Ulrich Drepper <drepper@cygnus.com>
520 * Makefile (libpthread-routines): Add ptlongjmp and spinlock.
521 * internals.h: Add definitions for new spinlock implementation.
522 * ptlongjmp.c: New file.
523 * spinlock.c: New file.
524 * spinlock.h (acquire): Don't reschedule using __sched_yield, use
525 new function __pthread_acquire to prevent deadlocks with thread
526 with different priorities.
527 Patches by Xavier Leroy <Xavier.Leroy@inria.fr>.
529 1998-03-16 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
531 * manager.c (__pthread_manager): Reduce first argument to select
532 to include just the needed file descriptor.
534 1998-03-17 00:06 Ulrich Drepper <drepper@cygnus.com>
536 * manager.c: Fix last patch which caused core dumps.
538 * pthread.c: Correctly handle missing SIGRTMIN.
540 1998-03-15 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
542 * libpthread.map: Add __libc_internal_tsd_get and
543 __libc_internal_tsd_set. Add missing cancelable functions. Export
544 libc internal versions of the cancelable functions.
546 1998-03-13 16:51 Ulrich Drepper <drepper@cygnus.com>
548 * weaks.c: Define pthread_attr_init as GLIBC_2.0 and GLIBC_2.1.
550 1998-03-13 00:46 Ulrich Drepper <drepper@cygnus.com>
552 * attr.c: Implement pthread_attr_[gs]etguardsize,
553 pthread_attr_[gs]setstackaddr, pthread_attr_[gs]etstacksize.
554 Change pthread_attr_init to have two interfaces.
555 * internals.h (struct _pthread_descr_struct): Add new fields for
557 * libpthread.map: Add names in GLIBC_2.1 section.
558 * manager.c (pthread_handle_create): Implement guardsize and
560 (pthread_free): Likewise.
561 * pthread.c (pthread_create): Add new interface for changed
563 * sysdeps/pthread/pthread.h: Add prototypes for new functions.
564 * sysdeps/unix/sysv/linux/bits/local_lim.h: Add definition of
567 1998-03-11 00:42 Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>
569 * manager.c: Enable resetting of the thread scheduling policy
570 to SCHED_OTHER when the parent thread has a different one.
572 1998-02-01 13:51 Ulrich Drepper <drepper@cygnus.com>
574 * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define
575 _POSIX_ASYNCHRONOUS_IO.
577 * sysdeps/pthread/pthread.h: Define bits for Unix98 variants of
579 * mutex.c: Implement new mutex types.
581 * internals.h: Include <signal.h>.
583 * libpthread.map: Add __erno_location and __h_errno_location.
585 * errno.c: Return pointer to variable actually in use. This might
586 not be the one in the thread structure.
587 * internals.h (struct _pthread_descr_struct): Add new fields p_errnop
589 * manager.c (__pthread_manager): Set p_errnop and p_h_errnop member
590 of manager thread structure.
591 (pthread_handle_create): Set p_errnop and p_h_errnop members for new
593 * pthread.c: Adapt initializer for thread structures.
594 (__pthread_initial_thread): Set p_errnop and p_h_errnop member.
595 (__pthread_reset_main_thread): Reset p_errnop and p_h_errnop of
596 current thread to global variables.
598 1998-01-31 17:27 Ulrich Drepper <drepper@cygnus.com>
600 * rwlock.c: New file.
601 * Makefile (libpthread-routines): Add rwlock.
602 * sysdeps/pthread/pthread.h: Define data structures and declare
604 * libpthread.map: Add new functions.
606 1997-12-18 13:50 Philip Blundell <pb@nexus.co.uk>
608 * sysdeps/arm/pt-machine.h: New file; add ARM support.
609 * sysdeps/arm/Implies: likewise.
610 * README: Document it.
612 1997-12-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
614 * signals.c: Remove unneeded initializer for sigwaited, saving a
617 1997-04-11 01:18 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
619 * semaphore.c (sem_init): Set sem_spinlock only if available.
621 1997-12-04 01:48 Ulrich Drepper <drepper@cygnus.com>
623 * mutex.c: Implement PTHREAD_MUTEX_CHECKERROR.
624 * sysdeps/pthread/pthread.h: Define PTHREAD_MUTEX_CHECKERROR.
626 * Makefile: Update from LinuxThreads 0.7.
627 * internals.h. Likewise.
628 * manager.c: Likewise.
630 * pthread.c: Likewise.
631 * signals.c: Likewise.
632 * specific.c: Likewise.
633 * Examples/ex3.c: Likewise.
635 1997-11-20 18:13 Ulrich Drepper <drepper@cygnus.com>
637 * pthread.c (__pthread_reset_main_thread): Close pipe only if still
640 1997-10-29 05:38 Ulrich Drepper <drepper@cygnus.com>
642 * wrapsyscall.c: Add socket functions which are also cancelation
645 1997-10-19 21:40 Wolfram Gloger <wg@wolfram.dent.med.uni-muenchen.de>
647 * specific.c (__libc_internal_tsd_set, __libc_internal_tsd_get):
648 New functions for fast thread specific data within libc.
650 * internals.h: Add new array p_libc_specific to struct
651 _pthread_descr_struct.
653 * sysdeps/pthread/bits/libc-lock.h: Declare new functions.
655 1997-10-13 05:39 Ulrich Drepper <drepper@cygnus.com>
657 * semaphore.h: Add __BEGIN_DECLS/__END_DECLS.
658 Reported by Ralf Corsepius <corsepiu@faw.uni-ulm.de>.
660 1997-08-29 03:05 Ulrich Drepper <drepper@cygnus.com>
662 * internals.h (struct _pthread_descr_struct): Add definitions for
663 two-level specific key handling.
664 * manager.c (pthread_handle_create): Initialize specific memory array.
665 * specific.c: Implement two-level key handling.
666 * weaks.c: Don't provide dummy key handling.
667 * sysdeps/pthread/bits/libc-lock.h: Typedef __libc_lock_t (no #define).
668 Add definition of __libc_key_t.
669 * sysdeps/unix/sysv/linux/bits/local_lim.h: Define PTHREAD_KEYS_MAX
671 Add definition of _POSIX_THREAD_DESTRUCTOR_ITERATIONS and
672 PTHREAD_DESTRUCTOR_ITERATIONS.
674 * manager.c (pthread_handle_create): Compare mmap result with
677 * ptfork.c: Rename to __pthread_atfork and make old name a weak alias.
678 * sysdeps/pthread/bits/pthread.h: Add prototype for __pthread_atfork.
680 1997-08-22 19:04 Richard Henderson <rth@cygnus.com>
682 sysdeps/sparc -> sysdeps/sparc/sparc32
683 sysdeps/sparc64 -> sysdeps/sparc/sparc64
685 * internals.h: Change definition of THREAD_SELF to be an expression,
686 not a statement that did a return.
687 * sysdeps/alpha/pt-machine.h (THREAD_SELF): Update accordingly.
688 * sysdeps/sparc/sparc32/pt-machine.h (THREAD_SELF, INIT_THREAD_SELF):
689 Follow Solaris and use a "system reserved" register (%g6) to hold
690 the thread descriptor.
691 * sysdeps/sparc/sparc64/pt-machine.h: Likewise.
693 1997-08-03 00:09 Ulrich Drepper <drepper@cygnus.com>
695 * mutex.c: Correct pthread_once. Patch by Xavier Leroy.
696 * sysdeps/pthread/pthread.h: Add prototype for __pthread_once.
697 * sysdeps/pthread/bits/pthread.h: Add macros for __libc_once.
699 * semaphore.c: Include spinlock.h only when needed.
701 * specific.c (__pthread_setsepcific, __pthread_getspecific): Reject
702 keys for entries not in use.
704 * weaks.c: Implement key handling functions for real.
706 1997-06-29 01:04 Richard Henderson <richard@gnu.ai.mit.edu>
708 Initial sparc64-linux support:
709 * linuxthreads/sysdeps/sparc64/Implies: New file.
710 * linuxthreads/sysdeps/sparc64/pt-machine.h: Likewise.
712 1997-06-29 00:48 Ulrich Drepper <drepper@cygnus.com>
714 * semaphore.c: Include spinlock.h at correct place.
717 1997-06-13 10:06 Richard Henderson <rth@tamu.edu>
719 The Great Bit File Move:
720 * sysdeps/alpha/semaphorebits.h: -> .../bits/semaphore.h.
721 * sysdeps/powerpc/semaphorebits.h: Likewise.
722 * sysdeps/pthread/cmpxchg/semaphorebits.h: Likewise.
723 * sysdeps/pthread/no-cmpxchg/semaphorebits.h: Likewise.
724 * sysdeps/pthread/libc-lock.h: -> bits/
725 * sysdeps/pthread/stdio-lock.h: Likewise.
726 * sysdeps/unix/sysv/linux/local_lim.h: Likewise.
727 * sysdeps/unix/sysv/linux/posix_opt.h: Likewise.
728 * semaphore.h: Likewise.
729 * sysdeps/pthread/pthread.h: Likewise.
731 * lockfile.c: <foo.h> -> <bits/foo.h>.
732 * semaphore.h: Likewise.
734 * Makefile: (headers): foo.h -> bits/foo.h.
735 * sysdeps/pthread/Makefile: Likewise.
737 1997-04-11 01:18 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
739 * semaphore.c (sem_init): Set sem_spinlock only if available.
741 * sysdeps/m68k/pt-machine.h (testandset, __compare_and_swap): Fix
744 1997-04-09 03:00 Ulrich Drepper <drepper@cygnus.com>
746 Update from LinuxThreads 0.6.
748 * attr.c (pthread_attr_getdetachstate): Use __sched_get_priority_max
749 and __sched_get_priority_min instead of names without `__'.
751 * manager.c: Rewrite large parts to implement opaque pthread_t.
753 * cancel.c: Adapt for opaque pthread_t type.
754 * condvar.c: Likewise.
758 * pthread.c: Likewise.
759 * signals.c: Likewise.
760 * specific.c: Likewise.
761 * restart.h: Likewise.
763 * Examples/ex3.c: Likewise.
764 * Examples/ex4.c: Likewise.
765 * sysdeps/pthread/pthread.h: Likewise.
767 * pthread.c: Accumulate time for all threads in thread manager.
769 * semaphore.c: Implement fallback implementation for architectures
770 sometimes missing compare-exchange operations.
772 * cancel.c (pthread_cancel): Validate handle argument.
773 * join.c (pthread_join): Likewise.
774 (pthread_detach): Likewise.
775 * signals.c (pthread_kill): Likewise.
777 * spinlock.h (acquire): Use __sched_yield not sched_yield.
779 * queue.h (enqueue): Enqueue thread according to priority.
781 * internals.c (struct pthread_start_args): New struct for passing
782 args to cloning function.
783 (struct _pthread): Rename to _pthread_descr_struct and adapt for
786 * Examples/Makefile (clean): Pass -f option to rm.
788 * sysdeps/i386/pt-machine.h: Add check for compare-exchange instruction
789 and define TEST_FOR_COMPARE_AND_SWAP.
790 * sysdeps/i386/i486/pt-machine.h: Removed.
792 * sysdeps/unix/sysv/linux/local_lim.h (PTHREAD_THREADS_MAX): Increase
795 1997-04-04 16:38 Ulrich Drepper <drepper@cygnus.com>
797 * restart.h (suspend): Clear p_signal before suspending.
798 (suspend_with_cancellation): Likewise.
799 Patch by Xavier Leroy <Xavier.Leroy@inria.fr>.
801 * weaks.c: Make __pthread_key_create return 1.
802 * sysdeps/pthread/libc-lock.h: Define __libc_key_create,
803 __libc_getspecific, __libc_setspecific, and __libc_key_t.
804 * sysdeps/pthread/stdio-lock.h: Don't care for implementation not
807 1997-03-19 15:13 Miguel de Icaza <miguel@nuclecu.unam.mx>
809 * sysdeps/sparc/pt-machine (RELEASE): Fix.
811 1997-03-01 07:55 Geoff Keating <geoffk@ozemail.com.au>
813 * sysdeps/powerpc/Implies: Added.
814 * sysdeps/powerpc/pt-machine.h: Added.
815 * sysdeps/powerpc/semaphorebits.h: Added.
817 1997-01-22 01:22 Ulrich Drepper <drepper@cygnus.com>
819 * linuxtheads/pthread.c (__pthread_initial_thread): Correct
821 (__pthread_manager_thread): Likewise.
822 Reported by Andreas Jaeger.
824 1997-01-18 22:15 Richard Henderson <rth@tamu.edu>
826 Since sigset_t no longer fits in a register, we can't pass in the
827 thread's initial mask so easily. Take this opportunity to simplify
828 the clone implementation by only accepting a single void* argument.
830 * linuxthreads/manager.c (__pthread_manager): Put thread vitals
831 in the thread struct instead of as arguments through clone.
832 (pthread_start_thread): Look for them there.
833 * linuxthreads/internals.h (struct _pthread): Add p_initial_fn,
834 p_initial_fn_arg, p_initial_mask. Fix __pthread_manager proto.
835 * linuxthreads/pthread.c (pthread_initialize_manager): Revise