* cygtls.h (struct _local_storage): Add cw_timer member.

* cygtls.cc (_cygtls::init_thread): Initialize locals.cw_timer.
(_cygtls::fixup_after_fork): Ditto.
* tlsoffsets.h: Regenerate.
* ntdll.h (enum _TIMER_INFORMATION_CLASS): Define.
(struct _TIMER_BASIC_INFORMATION): Define.
(NtQueryTimer): Declare function.
* thread.h (cancelable_wait): Change timeout argument to
PLARGE_INTEGER and provide NULL default.
(fast_mutex::lock): Adjust accordingly.
(pthread_cond::wait): Change timeout argument to PLARGE_INTEGER
and default to NULL.
* thread.cc (cancelable_wait): Change timeout argument to
PLARGE_INTEGER.  Initialize _cygtls.locals.cw_timer if needed.
Use NT waitable timers for handling timeout.  Return remaining time
to timeout argument if timeout was relative.
(pthread_cond::wait): Change timeout argument to PLARGE_INTEGER.
Adjust to change in cancelable_wait.
(pthread_mutex::lock): Adjust to change in cancelable_wait.
(pthread_spinlock::lock): Ditto.
(pthread::join): Ditto.
(__pthread_cond_dowait): Change waitlength argument to PLARGE_INTEGER.
Adjust to changes in cancelable_wait and pthread_cond::wait.
(pthread_cond_timedwait): Adjust to change in __pthread_cond_dowait.
(pthread_cond_wait): Ditto.
(semaphore::_timedwait): Adjust to change in cancelable_wait.
(semaphore::_wait): Ditto.
* exceptions.cc (handle_sigsuspend): Ditto.
* signal.cc (nanosleep): Ditto.
* wait.cc (wait4): Ditto. Fix copyright dates.
* times.cc (FACTOR, NSPERSEC): Move from here...
* hires.h (FACTOR, NSPERSEC): ...to here.

1 files changed, 3 insertions, 0 deletions

diff --git a/winsup/cygwin/cygtls.h b/winsup/cygwin/cygtls.h
index 7fea0a0..d8940ac 100644
--- a/winsup/cygwin/cygtls.h
+++ b/winsup/cygwin/cygtls.h
@@ -131,6 +131,9 @@ struct _local_storage
   int setmode_file;
   int setmode_mode;
 
+  /* thread.cc */
+  HANDLE cw_timer;
+
   /* All functions requiring temporary path buffers. */
   tls_pathbuf pathbufs;
   char ttybuf[32];