2010-11-11 Riccardo Mottola

	* GSCache.m
	use always class_getInstanceSize() on GNUSTEP for all runtimes
	and define a compatibility macro for old macs

	* GSThreadPool.h
	* GSLinkedList.h
	* GSThreadPool.m
	* GSSkipMutableArray.m
	* GSIOThreadPool.h
	* GSIOThreadPool.m
	Complete includes and use typedef instead of #define
	
2010-11-11 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSCache.m: Try to get defines right to get instance size depending
	on the runtime in use.

2010-11-10 Riccardo Mottola

	* GSLinkedList.h
	* GSSkipMutableArray.m
	* GSIOThreadPool.h
	Mac 10.4 compatibility definitions

2010-10-01 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSIOThreadPool.h:
	* GSIOThreadPool.m:
	Add new methed class for pooling threads to handle I/O and timers.

2010-09-30 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSThreadPool.h:
	* GSThreadPool.m:
	Add new methed to return a shared pool.

2010-09-29 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSLinkedList.h:
	* GSLinkedList.m:
	Revise structure and API for greater flexibility.
	* GSThreadPool.h:
	* GSThreadPool.m:
	Modify for new linked list api.

2010-09-23 Richard Frith-Macdonald  <rfm@gnu.org>

	* performance/GSThreadPool.h:
	* performance/GSThreadPool.m:
	Track count of active threads and count of number of methods
	performed in the thread pool.  Display via -description.

2010-09-22 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSLinkedList.h:
	* GSLinkedList.m: Simple doubly linked list implementation
	* GSThreadPool.h:
	* GSThreadPool.m: Lightweight thread pool implementation
	* Performance.h: Include new headers
	* GNUmakefile: Build/install new source
	Add classes for a simple linked list and for a lightweight thread 
	pool for rapid handoff of operations to other threads.

2008-12-12 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSSkipMutableArray.m: Fix uninitialised variable.

2008-05-30 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSThroughput.h:
	* GSThroughput.m:
	Add support for sending a notification of stats for the last minute
	so that rates by the minute can be logged.

2008-02-21 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSCache.h:
	* GSCache.m:
	Improve handling of case when delegate asks for an item to be kept...
	changes the delegat callback methoid to include lifetime information.
	Make the cache thread-safe.

2008-01-31 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSCache.h:
	* GSCache.m:
	Make cache keys 'id' rather than 'NSString*' as they can actually be
	any copyable object.

2007-12-08 Richard Frith-Macdonald  <rfm@gnu.org>

	* GNUmakefile: bump subminor version for release
	* GSThroughput.m: ([-description]) output information for periods
	from last cycle as well as current cycle.

2007-09-14 Richard Frith-Macdonald  <rfm@gnu.org>

	Update to LGPL3

2007-05-30  Richard Frith-Macdonald  <rfm@gnu.org>

	* GSTicker.m: Ensure tick is current before calling -newSecond:

2007-04-01  Richard Frith-Macdonald  <rfm@gnu.org>

	* GSCache.m:
	* GSThroughput.m:
	* GSSkipMutableArray.m:
	* GSTicker.m:
	Changes to avoid compiler warnings on MacOS-X
	Improvements to calculations for size of instances for cache.

2006-11-11  Matt Rice <ratmice@gmail.com>

	* GSMutableSkipArray.m: Fix bug when deallocating an empty list.

2006-11-11  Richard Frith-Macdonald  <rfm@gnu.org>

	* GSThroughput.h: New ([add:duration:]) method.
	* GSThroughput.m: Method to add multiple events with a total
	duration (eg where recording individual event times has too
	high an overhead).

2006-11-09  Richard Frith-Macdonald  <rfm@gnu.org>

	* GNUmakefile: update version
	* GSThroughput.m: Allow use to keep running totals of stats

2006-09-27  Richard Frith-Macdonald  <rfm@gnu.org>

	* GNUmakefile:
	* GSIndexedSkipList.m:
	* GSSkipMutableArray.h:
	* GSSkipMutableArray.m:
	Minor fix to (hopefully) build on windows.
	Hide implementation details.
	Add convenience method (to create skiplist) to NSMutableArray.
	Some reformatting for coding standards.
	* Performance.h: Ad new header for skip lists.

2006-09-27  Matt Rice <ratmice@yahoo.com>
	
	* GSSkipMutableArray.[hm]: New NSMutableArray subclass. 
	* GSIndexedSkipList.[hm]: Underlying C implementation.

2006-06-07 Richard Frith-Macdonald  <rfm@gnu.org>

	* GSCache.h:
	* GSCache.m:
	New convenience method to cache an item until a date.

2006-01-11  Nicola Pero <nicola@brainstorm.co.uk>

	* GNUmakefile.wrapper.objc.preamble: New file that fixes the
	"/usr/bin/ld: cannot find -lPerformance" error when linking Java
	wrappers.

2005-10-28 Richard Frith-Macdonald  <rfm@gnu.org>

	New Performance library (0.1)