Revision history for Perl extension threads.

1.58 Wed Jan 24 13:15:34 EST 2007
	- Fix race conditions on thread destruction (Dave Mitchell)
	- Ignore thread return value(s) in void context
	- Check for missing args for 'use threads' options
	- Check that stack size argument is numeric

1.57 Wed Dec 20 13:10:26 EST 2006
	- Fixes courtesy of Michael J. Pomraning
	    Eliminates self joins.
	    Eliminates multiple, simultaneous joins on a thread.
	    Protects thread->state variable with mutexes.
	    Checks that OS join call is successful.

1.56 Fri Dec 15 12:18:47 EST 2006
	- More fixes to test suite

1.55 Fri Dec 15 11:24:46 EST 2006
	- Fixes to test suite

1.54 Thu Dec 14 14:12:30 EST 2006
	- Added ->error() method

1.53 Mon Nov 27 12:08:27 EST 2006
	- Fix for a thread cloning bug
	- Fixes to test suite

1.52 Tue Nov 21 11:04:03 EST 2006
	- Fix compiler warnings

1.51 Wed Nov 15 14:25:30 EST 2006
	- Thread destruction fix

1.49 Fri Nov  3 08:33:28 EST 2006
	- Fix a warning message

1.48 Thu Nov  2 12:33:22 EST 2006
	- Fix for segfault during thread destruction

1.47 Mon Oct 30 16:02:53 EST 2006
	- Fix t/thread.t crash under Win32
	- Test multiple embedded Perl support

1.46 Fri Oct 27 19:51:48 EST 2006
	- Support multiple embedded Perls
	- Document workaround for non-threadsafe modules

1.45 Wed Oct 25 14:22:23 EDT 2006
	- Makefile.PL changes for CORE
	- Updated POD tests

1.44 Wed Oct 11 08:55:50 EDT 2006
	- Complain about bad import options
	- Added example threads script

1.43 Fri Oct  6 15:12:07 EDT 2006
	- Stringify threads objects
	- Removed 'typemap' file

1.42 Mon Sep 18 11:17:13 EDT 2006
	- Fixes to tests
	- Move $threads::threads outside of BEGIN block

1.41 Fri Sep  8 19:28:41 EST 2006
	- Race condition fixes

1.39 Tue Aug 30 12:00:00 EDT 2006
	- Signals are safe in 5.8.0
	- Upgraded ppport.h to Devel::PPPort 3.10

1.38 Tue Aug  1 11:48:56 EDT 2006
	- Fixes to tests

1.37 Fri Jul 21 10:51:36 EDT 2006
	- Revert 'exit' behavior with override

1.36 Mon Jul 10 15:58:13 EDT 2006
	- Ignore signals sent to terminated threads

1.35 Mon Jul 10 09:44:47 EDT 2006
	- Upgraded ppport.h to Devel::PPPort 3.09
	- Fix for Borland compiler

1.34 Thu Jul  6 10:29:37 EDT 2006
	- Added ->is_running, ->is_detached, ->is_joinable, ->wantarray
	- Enhanced ->list to return running or joinable threads

1.33 Mon Jul  3 10:11:20 EDT 2006
	- 'exit' inside a thread silently terminates thread only
	- Added 'threads->exit()' (just calls CORE::exit(0))
	- Handle 'die/exit' in thread warn handlers if thread terminates
	    with a warning
	- Give exact accounting of unjoined threads on program termination
	- Fix spurious 'failures' from t/blocks.t
	- Set correct path to threads module in tests that use test.pl

1.32 Mon Jun  5 09:27:53 EDT 2006
	- Fix for HP-UX 10.20 pthread_attr_getstacksize usage
	- Check for threads::shared in tests

1.31 Fri May 19 16:06:42 EDT 2006
	- Explicit thread context

1.29 Thu May 18 16:09:28 EDT 2006
	- Fix warning/core dump from ->create('foo') in BEGIN block

1.28 Wed May 17 14:33:13 EDT 2006
	- Fix for build failure under older Perl versions
	- Skip signalling tests if using unsafe signals

1.27 Thu May 11 11:52:21 EDT 2006
	- Added $thr->kill() method for thread signalling
	- Check for 'C' compiler when building module

1.26 Mon May  8 13:18:29 EDT 2006
	- Fix for Win32 build WRT page size

1.25 Thu May  4 12:34:02 EDT 2006
	- Final sync with blead
	- Lock counters in tests

1.24 Mon Apr 24 10:29:11 EDT 2006
	- assert() that thread 0 is never destructed
	- Determinancy in free.t

1.23 Thu Apr 13 16:57:00 EDT 2006
	- BUG (RE)FIX: Properly free thread's Perl interpreter
	- It's an error to detach a thread twice
	- More XS code cleanups

1.22 Fri Apr  7 21:35:06 EDT 2006
	- Documented maximum stack size error

1.21 Tue Apr  4 13:57:23 EDT 2006
	- Corrected ->_handle() to return a pointer
	- Overload !=

1.19 Sat Mar 25 18:46:02 EST 2006
	- Use 'DEFINE' instead of 'CCFLAGS' in Makefile.PL

1.18 Fri Mar 24 14:21:36 EST 2006
	- ->equal returns 0 on false for backwards compatibility
	- Changed UVs to IVs in XS code (except for TID)
	- Use ->create in tests

1.17 Thu Mar 23 10:31:20 EST 2006
	- Restoration of 'core' build parameters

1.15 Wed Mar 22 13:46:51 EST 2006
	- BUG FIX: Replaced SvPV_nolen_const macro
	- Disabled closure return test again and added note in POD

1.14 Tue Mar 21 08:40:16 EST 2006
	- BUG FIX: Corrected UV formatting string

1.13 Mon Mar 20 15:09:42 EST 2006
	- BUG FIX: Round stack sizes to multiple of page size
	- Use PTHREAD_STACK_MIN if available

1.12 Sun Mar 19 17:34:49 EST 2006
	- Implemented $thr1->equal($thr2) in XS
	- Use $ENV{PERL_CORE} in tests

1.11 Fri Mar 17 13:24:35 EST 2006
	- BUG FIX: Properly free thread's Perl interpreter
	- Removed BUGS POD item regarding returning objects from threads
	- Enabled closure return test in t/problems.t
	- Handle deprecation of :unique in tests
	- XS code cleanup
	- Better POD coverage

1.09 Mon Mar 13 14:14:37 EST 2006
	- Initial (re-)release to CPAN
	- 64-bit TIDs
	- API for thread stack size (courtesy of Dean Arnold)
	- Made threads->list() context sensitive
	- Implemented threads->object($tid) in XS
	- Added $thr->_handle() method


Ancient history:

0.03  Mon Jul  2 12:00:50 CEST 2001
	Fixed bug with threads->self() in main thread, thanks Hackworth!

0.02  Sat Jun 30 09:41:00 GMT 2001
	Fixed bug in threads->self() reported by Hackworth
 
0.01  Tue Apr 24 19:04:12 2001
	Cleaned up documentation