0393abcb27
Revert part of previous; we need to merge acts.sa_mask into our pthread mask.
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Thanks martin...
2005-07-26 20:16:07 +00:00
9d60b1fc89
- removed bogus acts.sa_mask setting.
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- unblock the signal we are currently delivering, because it might have
been blocked if we are woken up by another thread.
2005-07-26 20:11:02 +00:00
0774992407
Add cancellation protection to pthread_once() as per the standard; if
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the once routine is cancelled, the effect on once_control is as if
pthread_once() was never called.
Bug report and fix from PR lib/30734.
2005-07-16 23:14:53 +00:00
9493e4bf43
make this compile without PTHREAD_MLOCK_KLUDGE.
2005-07-01 12:35:18 +00:00
d4cc3cce89
Create links for pthread_attr_setschedparam.3
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and pthread_attr_getschedparam.3 to pthread_attr.3.
From Igor Sobrado in PR/29997.
2005-06-17 18:37:24 +00:00
52e496a68e
New sentence, new line.
2005-06-17 18:26:53 +00:00
27d002e8de
New sentence, new line.
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Break much too long line.
2005-06-17 18:23:52 +00:00
a28acffec8
Don't create links to pthread_barierattr_init.3 and
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pthread_barierattr_destroy.3 but to pthread_barrierattr_init.3
and pthread_barrierattr_destroy.3 (note the 2 rs in barrier).
2005-06-17 18:23:19 +00:00
568accb2c0
Fix various spelling errors.
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From Igor Sobrado in PR/29997.
2005-06-17 18:07:06 +00:00
d93ab54e03
Use TOOL_GENASSYM. Part of PR toolchain/30350
2005-05-30 16:02:56 +00:00
5f7a108732
Avoid passing along a timespec with a negative number of seconds if
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the current time plus the caller-supplied time to sleep wraps the
time_t. Instead, sleep until INT_MAX.
2005-04-19 16:38:57 +00:00
38b7b2fcde
Merge updates to algorithms from i386 switch code.
2005-04-09 20:53:19 +00:00
7fa678813d
Add STACKSPACE
2005-04-09 20:50:27 +00:00
e722e50c79
Rework and cleanup. Don't use REI, fake a call frame instead.
2005-04-09 20:49:02 +00:00
9cf9c2316b
Add restrict qualifiers to <pthread.h> function arguments.
2005-03-21 17:55:07 +00:00
34579587e1
Include <sys/select.h> explicitly rather than relying on other headers
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to do it.
2005-03-21 09:00:49 +00:00
363c26d4ba
Interpose cancellation points in pollts() and pselect(), bringing us
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to libc.so.12.127 and libpthread.so.0.6.
2005-03-18 11:23:44 +00:00
f579845294
Lint warning police -- don't use `//' for comments in C code.
2005-03-17 17:23:21 +00:00
ebf592f1e6
Move up the definition of __LIBC12_SOURCE__; since <poll.h> now includes
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<sys/sigtypes.h> this is needed earlier.
2005-03-10 00:34:23 +00:00
22f226cf84
Correct the order of arguments to __sigplusset() in two places to correct
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the signal mask experienced by signal handlers in threaded programs.
Fixes regress/lib/libpthread/sigmask3.
2005-02-27 18:25:01 +00:00
916de87872
Keep the kernel updated with signal action signal masks (act.sa_mask) until
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threads are started, since before that the traditional signal invocation
method will be used. Fixes regress/lib/libpthread/sigmask2.
2005-02-26 20:33:06 +00:00
1eaf7124f7
Fetch the old signal mask for the signal action whether or not we're
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setting a new signal action; this makes sigaction(sig, NULL, &oact)
return a sensible value in the signal mask instead of stack trash.
Addresses PR lib/29536.
XXX the mask seen by signal handlers in a program linked with
libpthread but not yet multithreaded will not reflect masks set here.
2005-02-26 18:15:25 +00:00
b35aef8d4b
Default back pthread__concurrency to 1 until we fix the regression test
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related to pthread_kill().
2005-02-10 23:42:37 +00:00
3a610280bb
If $PTHREAD_CONCURRENCY is not set, set it to ncpu
2005-02-10 02:20:49 +00:00
cca9405683
Add charles' mlock fixes, protected with PTHREAD_MLOCK_KLUDGE and enabled
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by default, until we come up with a real fix.
2005-02-03 17:30:33 +00:00
760b46e0e9
Document PTHREAD_CONCURRENCY, ack by wiz@.
2005-02-01 11:38:27 +00:00
efffd0e96a
pthread_rwlock_timedrdlock() and pthread_rwlock_timedwrlock():
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After exiting the try-again loop, make one more test of the lock
conditions, in case it was released while a signal handler kept the
thread busy past the alarm expiration.
2005-01-09 01:57:38 +00:00
6a562a3a84
pthread_rwlock_timedrdlock() and pthread_rwlock_timedwrlock():
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Expand the test for valid values of abs_timeout to check for negative
values of tv_sec and tv_nsec.
2005-01-09 01:47:20 +00:00
6951dd53b1
Fix a pasto.
2005-01-06 17:42:31 +00:00
077972bfb2
Replace the even-odd test for incrementing unblockgen with a simple
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blockgen!=unblockgen. I'm not sure this is 100% correct, but it partly
alleviates a problem with multiple unblocks for the same thread getting
stacked up.
2005-01-06 17:40:22 +00:00
75a9478818
Add some additional assertions and debugging printf()s.
2005-01-06 17:38:29 +00:00
e890aef258
Use TIMER_RELTIME rather than the constant 0 in one place.
2005-01-06 17:34:52 +00:00
8fa85b4a65
gettimeofday();TIMEVAL_TO_TIMESPEC(); is exactly equivalent to
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clock_gettime(CLOCK_REALTIME), except the latter may have more preicison
some day. So, use that.
2005-01-06 17:33:36 +00:00
74718675cc
Avoid passing zero-valued timespecs to timer_settime() when we want to set
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a timer, as that will clear the timer instead. Pass in a safely in-the-past
value instead.
Addresses PR lib/28700.
(XXX passing in values between 0 and 1000 nanoseconds will still fail, but
that bug needs to be fixed in timer_settime(), not here)
2004-12-29 20:47:39 +00:00
fae5965c52
Implement pthread_attr_{set,get}schedpolicy() at the same level as the other
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scheduling stuff: only handle SCHED_OTHER. Like the rest of the scheduling
stuff, this is for the benefit of code that can't be bothered to test against
_POSIX_THREAD_PRIORITY_SCHEDULING.
2004-12-29 00:59:57 +00:00
c53d75fdd8
Grammar improvements.
2004-12-15 16:37:58 +00:00
dd4b29f9a3
Fix typo in comment.
2004-12-15 16:29:53 +00:00
e19f3f9976
document sched_yield.
2004-12-14 01:47:13 +00:00
480a2816f2
Add #defines to make use of libc stubs for pthread_cond_wait() and
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pthread_cond_timedwait().
XXX as noted in the comments, in the situations where these are
useful, they should never be called in a single-threaded
process. Perhaps they should die rather than return 0.
Addresses xsrc/28630.
2004-12-13 03:10:52 +00:00
cb9ebec1e2
Correctly return ETIMEDOUT when the absolute time is in the past, in
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the nonthreaded case. Fixes, and fix from, PR lib/25961.
2004-12-10 17:11:53 +00:00
0eaa8971b7
Use CPP macros to cause many libpthread functions used by applications
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to be transformed into the do-nothing-when-libpthread-isn't-linked libc
stub names. This will permit library code that uses <pthread.h> and pthread
functions "defensively" to not need to link against libpthread and not need
to be patched to the threadlib.h API.
2004-12-10 16:40:40 +00:00
32069ca6a3
pt_sleepuc was removed a long time ago.
2004-12-01 14:27:01 +00:00
45204d9ceb
Punt to setcontext() system call if the PSL_T bit (single-step trap)
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is set, so that the single-step trap happens in the thread's context
and not in the middle of _setcontext_u.
XXX might be able to do something here with iret, too, but it needs
more testing.
2004-11-30 21:05:01 +00:00
63a8cde231
save&restore %fs and %gs registers for USER_LDT applications.
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PR#26900
2004-11-10 01:12:57 +00:00
5febc5eef5
Fix thread context switching to take the stack ABI into account.
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From Wolfgang Solfrank.
2004-10-21 16:49:47 +00:00
2b4ccae3e9
Remove pt_blockuc. If the debugger attempts to muck with the state of a
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blocked thread, return an error; this should be done through ptrace(2).
2004-10-12 22:17:56 +00:00
7c7a36f21d
In nanosleep(), loop until the timer fires or a signal is taken; other
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spurious wakeups (such as those caused by gdb) should not cause
nanosleep to return prematurely.
2004-08-24 02:08:08 +00:00
f83d3766b4
Mark when a thread has taken a signal.
2004-08-24 01:46:30 +00:00
3f53b40ca7
Local whitespace police.
2004-08-24 01:45:54 +00:00
15c2d9148c
Add a flag that indicates that a thread took a signal.
2004-08-24 01:44:08 +00:00
christos