Revision history for Perl extension IPC::Semaphore::Concurrency. 0.04 Thu Jan 23 03:24:49 UTC 2014 - Fix failing tests on platforms with missing semaphore support 0.03 Sat Jan 18 06:59:43 UTC 2014 - Update documentation, including important warnings on using release() - Tests: better handling of file creation failure and remove created semaphores. 0.02 Tue Sep 1 02:52:04 UTC 2009 - Fix parsing of positional arguments in acquire() that could ignore the default "undo" parameter of "1" 0.01 Fri Aug 28 23:23:12 UTC 2009 - original version; created by h2xs 1.23 with options -AX IPC::Semaphore::Concurrency - Initial code