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____ _ _
| _ \| |_| |__ ``Nothing travels faster than the speed
| |_) | __| '_ \ of light with the possible exception of
| __/| |_| | | | bad news, which obeys its own special laws.''
|_| \__|_| |_| -- Douglas Adams
GNU Pth - The GNU Portable Threads
NEWS
====
This is a list of user-visible and/or major changes to GNU Pth.
For more details please have a look at the ChangeLog file.
Changes between 1.4 and 2.0 (24-Mar-2001 to 17-Feb-2003)
*) Make pth_poll(3) more compliant to POSIX.1-2001/SUSv3 poll(2).
*) Make pth_select(3) more compliant to POSIX.1-2001/SUSv3 select(2).
*) Replaced pth_event_occurred() with pth_event_status().
*) Add Autoconf option --with-fdsetsize=NUM for enlarging FD_SETSIZE.
*) Added thread attribute PTH_ATTR_DISPATCHES.
*) Added sub-API pth_uctx_* for user-space context switching.
*) Add a Pth variant of the new POSIX pselect(2) function.
*) Internally cleaned up the error handling macros.
*) Added POSIX-compliant sanity checks for bad fds.
*) Added pth_nanosleep() function.
*) Allow a NULL name for pth_msgport_create()
*) Completely rewrote the "hard syscall mapping".
*) Added support to pth_poll(3) for POLLD{RD,WR}{NORM,BAND}.
*) Fixed a long-standing termination bug in pth_exit(3).
*) Upgraded to Autoconf 2.57, Shtool 1.6.2 and Libtool 1.4.3.
*) Add optional support for OSSP ex based exception handling.
Changes between 1.3 and 1.4 (19-Feb-2000 to 24-Mar-2001)
*) Support for non-standard but required <sys/select.h> header
*) New if-clause feature for config.param files
*) Added RPM specification (pth.spec) to source tree
*) Additional I/O functions pth_{recv,recvfrom,send,sendto}[_ev]()
*) Additional replacement function pth_system()
*) New self-contained pth_[v][a]sprintf() replacement functions
*) Upgrade to GNU shtool 1.5.2 and GNU libtool 1.3.5
*) Support for DESTDIR installation variable
Changes between 1.2 and 1.3 (31-Oct-1999 to 19-Feb-2000)
*) Better detection and support for Unix platform differences
*) More complete support for hard syscall wrapping
*) Memory debugging support via Dmalloc library and --with-dmalloc
*) Added a PTH_CTRL_DUMPSTATE to pth_ctrl()
*) Removed PTH_EVENT_PID and enhanced PTH_EVENT_FUNC
*) First cut for Win32/CygWin support
*) New `make striptease' feature for developers
*) New pth.m4 file for using Pth inside Autoconf based packages
*) New large pthread.pod manual page which contains full Pthread API
*) Fixed numerious memory leaks
*) Numerous bugfixes and cleanups
Changes between 1.1 and 1.2 (19-Aug-1999 to 31-Oct-1999)
*) Switched to GNU Lesser General Public License (LGPL) 2.1
*) Optimized signal mask handling to speed up dispatching
*) Lots of build environment enhancements and bugfixes
*) Support for POSIX socklen_t and nfds_t types in API
*) Allow the compilation even with a strict C++ compiler
*) Enhanced portability to support even more platforms
*) Added config.param facility
*) Enhanced `make test' facility.
Changes between 1.0 and 1.1 (03-Aug-1999 to 19-Aug-1999)
*) Fixed and enhanced POSIX semantics for replacement functions
*) Cleaned up source tree
*) Overhauled Autoconf environment
*) Enhanced setjmp/longjmp support
*) Support for SVR4/SUSv2 makecontext(2) mctx variant
*) Barrier synchronization objects
*) Sfio support via special Pth/Sfio discipline
*) Overhauled filedescriptor handling
Changes between 0.9 and 1.0 (Feb-1999 to 03-Aug-1999)
*) Added support for readv(2) and writev(2)
*) Added support for poll(2) facility
*) System Call Mapping (soft=#define & hard=syscall)
*) Cleanup support for forking (atfork)
*) Enhanced event handling
*) Added POSIX.1c pthread emulation library
*) New API for manipulating pth_attr_t objects
*) Per-thread signal delivery