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Revision: 1.224
Committed: Sat Sep 6 19:03:28 2014 UTC (9 years, 8 months ago) by root
Branch: MAIN
Changes since 1.223: +4 -0 lines
Log Message:
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# Content
1 Revision history for Perl extension EV
2
3 Changes marked with (libev) are changes in libev, and have more
4 documentation in the libev Changes file.
5
6 - truly rely on automatic configuration for clock_gettime and others.
7 unfortunately, this doesn't hlep with activeperl and similar perls,
8 which define _POSIX_TIMERS without actually implementing any of it.
9
10 4.18 Sat Sep 6 20:37:23 CEST 2014
11 - use slightly better weay to find includes, to support multiarch
12 on newer perls.
13
14 4.17 Fri Apr 11 06:22:38 CEST 2014
15 - perl5porters broke Async::Interrupt, BDB, EV, IO::AIO, OpenCL
16 without warning by switching the meaning of USE_SOCKETS_AS_HANDLES
17 in 5.18. What's so attractive about giving a shit about backwards
18 compatibility - I will never understand.
19
20 4.16 Sat Mar 8 16:49:05 CET 2014
21 - make sure EV::CHECK is available at all times.
22 - avoid a spurious warning when perl -w overrides "no warnings".
23 - use perl's signal implementation on WIN32.
24 - ensure extern "C" function pointers are used for externally-visible
25 pointers.
26 - (libev) mark event pipe fd as cloexec after a fork (analyzed by Sami Farin).
27 - (ecb) support m68k, m88k and sh (patch by Miod Vallat).
28 - (libev) in the absence of autoconf, do not use the clock syscall
29 on glibc >= 2.17 (avoids the syscall AND -lrt on systems
30 doing clock_gettime in userspace).
31 - (ecb) work around memory barriers and volatile apparently both being
32 broken in visual studio 2008 and later (analysed and patch by Nicolas Noble).
33
34 4.15 Fri Mar 1 12:15:53 CET 2013
35 - (libev) upgrade to 4.15 - too many changes to list.
36 - EV::run now returns a boolean.
37 - API version 5:1.
38 - document that cleanup watchers are not available via perl.
39 - cast I32 to int in error message printf.
40 - remove dependencies on librt and libpthreads on GNU/Linux.
41
42 4.11 Sat Feb 4 19:56:26 CET 2012
43 - (libev) implement memory fences for (obsolete) llvm-gcc.
44
45 4.10 Thu Jan 19 18:54:23 CET 2012
46 - (libev) fix a race where the workaround against the epoll fork
47 bugs caused signals to not be handled anymore.
48 - (libev) correct backend_fudge for most backends, and implement
49 a windows specific workaround to avoid looping because we call
50 both select and Sleep, both with different time resolutions.
51 - e_new wasn't declared static (causing very minor .so bloat).
52 - replace more old api names by new ones.
53
54 4.03 Tue Jan 11 14:51:05 CET 2011
55 - do not avoid the clock_gettime call on GNU/Linux anymore, as EV
56 links against -lpthread anyways - as a result, EV might now take
57 advantage of fast userspace clock_gettime implementations,
58 but also links against -lrt.
59 - (libev) lots of event port bug workarounds.
60 - (libev) officially support files in I/O watchers.
61 - (libev) new function ev_feed_signal.
62 - fix documentation parts still refering to the 3.x API.
63
64 4.02 Thu Dec 30 08:27:41 CET 2010
65 - the revents argument did not stringify correctly, as only the
66 numeric value was updated, while the string value was kept from
67 previous invocations.
68
69 4.01 Sun Dec 5 12:42:13 CET 2010
70 - fully support EV_COMPAT3=0.
71 - default_fork was stupidly defined as inline.
72 - ask cpan to upgrade AnyEvent if < 5.29.
73 - support EV_EXTRA_DEFS during configuration.
74 - support -DEV_NO_LOOPS for snakker build.
75
76 4.00 Mon Oct 25 13:30:09 CEST 2010
77 - many API changes, see the manual.
78 - (libev) lots and lots of bugfixes, see the ev documentation.
79 - fix a bug where inotify usage would parse the same event
80 multiple times, causing various forms of breakage.
81 - greatly reduce stack usage for inotify (8kb to <0.5kb).
82 - expose ev_depth and ev_verify via the XS API.
83 - implement ev_cleanup watchers.
84 - (libev) ev_embed_stop did not correctly stop the watcher.
85 - (libev) disable poll backend on AIX.
86 - (libev) rename EV_TIMEOUT to EV_TIMER.
87 - (libev) add section on accept() problems to the manpage.
88 - (libev) no child watchers on win32.
89 - make code more aliasing compliant, in case perl is ever
90 translated to C.
91 - document the EV::CHECK runtime unavailability.
92 - ported to minix 3.1.7.
93
94 3.9 Thu Dec 31 07:59:59 CET 2009
95 - disable t/07* under automatic testing.
96 - increase t/09* timeouts as netbsd has *horribly* broken
97 select/kevent that *usually* sleep >>0.6s instead of 0.3.
98 - add constants EV::FLAG_NOSIGFD, EV::FLAG_NOINOTIFY and
99 EV::BACKEND_ALL.
100 - (libev) signalfd is no longer used by default.
101 - (libev) backport inotify code to C89.
102 - (libev) inotify file descriptors could leak into child processes.
103 - (libev) ev_stat watchers could keep an errornous extra ref on the loop.
104 - (libev) take advantage of inotify_init1, if available.
105 - (libev) the signal handling pipe wasn't always initialised under windows.
106 - changed minimum glibc requirement from glibc 2.9 to 2.7, for signalfd.
107 - (libev) only replace ev_stat.prev when we detect an actual difference.
108
109 3.8 Sun Aug 9 15:30:10 CEST 2009
110 - implement $loop->signal/signal_ns.
111 - (libev) incompatible change: do not necessarily reset signal
112 handler to SIG_DFL when a sighandler is stopped.
113 - (libev) ev_default_destroy did not properly free or zero some
114 members, potentially causing crashes and memory corruption on
115 repated ev_default_destroy/ev_default_loop calls.
116 - (libev) take advantage of signalfd on GNU/Linux systems.
117 - (libev) document that the signal mask might be in an unspecified
118 state when using libev's signal handling.
119 - (libev) take advantage of some GNU/Linux calls to set
120 cloexec/nonblock on fd creation, to avoid race conditions.
121 - implement internal glue code to interface more efficiently
122 with AnyEvent.
123
124 3.7 Fri Jul 17 16:49:16 CEST 2009
125 - add EV::loop_verify and EV::loop_depth.
126 - use output filehandle for i/o watchers waiting
127 for EV_WRITE, otherwise input filehandle.
128 - use common schmorp.h header.
129 - add EV::Timer->remaining.
130 - allow for subclassing of EV::Loop (see the exciting
131 EV::Loop::Async module for an example).
132 - added EV::invoke_pending and EV::pending_count.
133
134 - (libev) ev_unloop and ev_loop wrongly used a global variable to
135 exit loops, instead of using a per-loop variable.
136 - (libev) the ev_set_io_collect_interval interpretation has changed.
137 - add new functionality: EV::invoke_pending, EV::pending_count.
138 - add $timer->remaining.
139 - add EV::loop_depth.
140 - (libev) calling unloop in fork/prepare watchers will no longer poll
141 for new events.
142 - (libev) use GetSystemTimeAsFileTime instead of _timeb on windows,
143 for slightly higher accuracy.
144 - (libev) actually 0-initialise struct sigaction when installing
145 signals.
146
147 3.6 Tue Apr 28 02:50:37 CEST 2009
148 - keepalive(0) could decrease the refcount of the loop
149 permanently.
150 - add ev_suspend/ev_resume, also make ev_now_update
151 accessible via the XS API.
152 - most EV::<eventtype> constants were missing and have been
153 added :/.
154 - add EV::VERSION_MAJOR/VERSION_MINOR constants.
155 - (libev) multiple timers becoming ready within an event loop
156 iteration will be invoked in the "correct" order now.
157 - (libev) do not leave the event loop early just because we have
158 no active watchers, fixing a problem when embedding a kqueue
159 loop that has active kernel events but no registered watchers
160 (reported by blacksand blacksand).
161 - (libev) correctly zero the idx values for arrays, so destroying
162 and reinitialising the default loop actually works (patch by
163 Malek Hadj-Ali).
164 - (libev) new EV::CUSTOM revents flag for use by applications.
165 - (libev) add documentation section about priorites.
166 - (libev) add a glossary to the dcoumentation.
167 - (libev) extend the ev_fork description slightly.
168 - (libev) optimize a jump out of call_pending.
169 - t/03_keepalive could fail when there was no actual error.
170
171 3.53 Sun Feb 15 02:38:20 CET 2009
172 - (libev) on win32, the event loop creation could randomly fail
173 due to an initialised variable having the wrong value.
174 - (libev) probe for CLOCK_REALTIME support at runtime as well and
175 fall back to gettimeofday if there is an error, to support older
176 operating systems with newer header files/libraries.
177 - prefer gettimeofday over clock_gettime by default.
178
179 3.52 Wed Jan 7 21:46:14 CET 2009
180 - (libev) fix some issues in the select backend when in fd_set mode.
181 - (libev) due to a thinko, instead of disabling everything but
182 select on the borked OS X platform, everything but select was
183 allowed (reported by Emanuele Giaquinta).
184 - (libev) actually verify that local and remote port are matching in
185 libev's socketpair emulation, which makes denial-of-service
186 attacks harder (but not impossible - it's windows). Make sure
187 it even works under vista, which thinks that getpeer/sockname
188 should return fantasy port numbers.
189
190 3.51 Wed Dec 24 23:01:59 CET 2008
191 - do not cache the arguments passed to callbacks if the refcount
192 indicates that the callback has stolen them.
193 - (libev) try to avoid librt on GNU/Linux.
194 - (libev) check port_getn return value dfferently, might potentially
195 avoid problems.
196 - (libev) fix a bug with stat watchers possibly causing freezes.
197 - (libev) work around OS X 10.5 breaking poll, now select is the
198 only viable choice left on that pile of garbage.
199 - play tester whore: disable some tests that typically fail only
200 on cpan tester machines.
201
202 3.49 Wed Nov 19 11:26:53 CET 2008
203 - fix typos in manpage (Alex Efros).
204 - increase timing even further, for the ever-overloaded cpan-tester
205 machines, and to the detriment of everybody else who wants a fast
206 make test.
207 - possible 5.6 compatibility.
208 - (libev) use inotify even on buggy kernels, but don't rely on it.
209 - (libev) use inotify only as an added hint on network filesystems.
210
211 3.48 Thu Oct 30 09:09:48 CET 2008
212 - (libev) use a generation counter to detect spurious epoll events
213 and recreate the kernel in such a case (sorry, it's slow, but
214 I didn't design epoll...).
215 - (libev) optimise away an EPOLL_CTL_ADD/MOD combo in the epoll
216 backend in some cases.
217 - (libev) use memset to initialise most arrays now and do away
218 with the init functions.
219 - speed up event callback invocation further (~15%), by
220 not creating the object reference each time.
221 - EV::sleep was documented, but not implemented. fun.
222
223 3.45 Tue Oct 21 22:20:39 CEST 2008
224 - (libev) disable inotify usage on linux <2.6.25 (kernel bug).
225 - (libev) ev_embed will now automatically follow fork.
226 - (libev) ev_once will now pass both io and timeout events to
227 the callback when both happen concurrently, instead of giving
228 one precedence.
229 - install C library documentation as EV::libev manpage (sorry, oesi).
230 - (libev) fix a minor performance bug in ev_stat handling.
231
232 3.44 Mon Sep 29 05:16:31 CEST 2008
233 - (libev) add EV::now_update and $loop->now_update.
234
235 3.431 Sun Jul 13 00:19:02 CEST 2008
236 - made the EV::embed callback optional again. reported by
237 Vladimir Timofeev.
238
239 3.43 Tue Jul 8 20:56:31 CEST 2008
240 - disabled warnings in EV.pm, the CHECK issue is now understood
241 and harmless.
242
243 3.42 Mon May 26 07:36:46 CEST 2008
244 - (libev) work around another bug in windows perls and
245 windows itself: failed connects do NOT set read or write
246 flags in select, but this version of libev will.
247
248 3.41 Thu May 22 01:39:40 CEST 2008
249 - (libev) fix many heap-related bugs (timers, periodics).
250 - (libev) improve timing stability of timers and periodics.
251 - expose ev_loop_verify to perl code.
252 - clarify documentation for periodic reschedule callbacks.
253 - verify that the passed callback argument is indeed a code
254 reference, for earlier error reporting and a nice calling
255 speed increase (as well as saving memory).
256
257 3.4 Tue May 20 21:51:55 CEST 2008
258 - (libev) work around both a windows bug and a bug in perl's
259 select on windows when not waiting for any file descriptors.
260 - bundle ev.pod into the tarball, just to increase its size
261 (and for the poor internetless person).
262
263 3.33 Sun May 18 12:43:04 CEST 2008
264 - (libev) use numerous enhancements such as a more
265 cache-friendly 4-heap and heap index caching for timers.
266 - remove undocumented ev_timer->at accessor.
267
268 3.31 Wed Apr 16 20:48:59 CEST 2008
269 - (libev) post-last-minute fix for ev_poll.c problem.
270
271 3.3 Wed Apr 16 19:04:47 CEST 2008
272 - (libev) linux eventfd support.
273 - (libev) inline more with C99 compilers.
274 - (libev) work around a number of bugs in valgrind.
275 - (libev) work around broken realloc on openbsd and darwin.
276 - added example to EV::MakeMaker manpage.
277 - add async_pending method.
278
279 3.2 Wed Apr 2 17:08:16 CEST 2008
280 - "ported" again to the Microsoft "C" language.
281 - relax testsuite timing for the benefit of freebsd users once more.
282 - fix EVAPI's ev_time and ev_sleep macros.
283 - (libev) fix select backend on 64 bit architetcures.
284 - (libev) ev_loop flags are now local to each invocation.
285
286 3.1 Sat Mar 8 11:41:14 CET 2008
287 - add ev_sync_* and ev_fork_* to EVAPI.h.
288 - provide EV::Embed->sweep method.
289 - new watcher type: async (not very useful in perl).
290
291 3.0 Mon Jan 28 13:23:11 CET 2008
292 - upgrade to libev-3.0.
293 - change child handler to incorporate tracing flag.
294
295 2.01 Mon Dec 31 01:59:19 CET 2007
296 - found a minor problem in the testsuite that is only
297 caught by new Test::Harness versions (reported by Andreas
298 König).
299
300 2.0 Sat Dec 22 17:47:03 CET 2007
301 - no longer force kqueue when enabled, enable it
302 on more systems (as its now by default not used on most).
303 - expose fork watchers.
304 - switch to libev's MULTIPLICITY API.
305 - use a slightly different include file name strategy.
306 - get rid of (unused) libevent emulation.
307 - 5% watcher management speedup due to callback optimisation
308 when inline closures are used, 5% slowdown due to multiplicity.
309 - very minimal support for dynamic event loops and embed watchers.
310 - fix name of prepare start/stop methods.
311 - create and export EV::sleep and EV::set_*_collect_interval.
312 - fix typos in manpage (Alex Efros).
313
314 1.86 Tue Dec 18 02:36:57 CET 2007
315 - add periodic->at methods.
316
317 1.85 Fri Dec 14 20:32:40 CET 2007
318 - further optimise epoll backend by adding a heuristic that
319 avoids EPOLL_CTL_DEL calls if possible.
320 - EV::signal->start was not async-signal safe.
321 - optimise start/stop when the fd hasn't changed.
322
323 1.8 Tue Dec 11 22:17:46 CET 2007
324 - API version 3:0.
325 - reduced fudge factor to zero for select, poll, epoll
326 and kqueue: your system better be posix-compliant
327 even in its extensions :->
328 - improve long-term numerical stability in periodic watchers
329 by introducing a separate offset value instead of reusing at.
330 - recalculate real/monotonic clocks before blocking fully
331 to avoid blocking for longer than necessary.
332 - fix bugs in the heap functions. this rarely lead to illegal
333 heap orderings.
334
335 1.72 Sat Dec 8 15:31:26 CET 2007
336 - add dummy loop arguments to some EVAPI functions
337 so that clients can use EV_A and EV_DEFAULT.
338 - expose ev_clear_pending.
339 - renamed trigger to invoke.
340
341 1.71 Fri Dec 7 19:10:24 CET 2007
342 - changed/implemented idle watcher priority.
343 - allow out-of-range priorities to be set.
344 - fix ->priority to actually work on started watchers.
345 - improved testsuite.
346
347 1.6 Wed Dec 5 15:06:20 CET 2007
348 - add a missing SPAGAIN.
349 - ripped out EV::DNS, use EV::ADNS for a better backend.
350 - make ev_time callable from EVAPI.h.
351 - add EV::loop_count.
352 - some space optimisations.
353
354 1.5 Wed Nov 28 20:19:09 CET 2007
355 - add inotify backend.
356 - make testsuite even less sensible to timing issues,
357 add more stat tests.
358 - add ->attr, ->prev, ->stat calls to stat watcher.
359
360 1.4 Tue Nov 27 17:35:27 CET 2007
361 - work around a linux 2.4 kernel bug in child handlers.
362 - implement stat watcher interface.
363 - implement fork watcher interface.
364 - io->set did not keep the fh alive.
365 - actively check signal numbers/names to be valid.
366 - cleanups, minor fixes, new bugs.
367 - work around windows bugs in the testsuite.
368
369 1.3 Sun Nov 25 10:46:57 CET 2007
370 - stopping idle/check/prepare watchers could cause data corruption.
371 - implement and document EV::once.
372 - improved documentation, verify that netbsd indeed has the only
373 working kqueue implementation (out of darwin, freebsd, netbsd and
374 openbsd). Praise them!
375 - fix the data method so it might work.
376 - expose ev_ref/ev_unref to the C API.
377 - expose ref/unref in form of the ->keepalive method to perl.
378 - minor bugfixes and portability fixes.
379
380 1.2 Thu Nov 22 05:44:09 CET 2007
381 - disable kqueue by default on !netbsd, as its broken on freebsd,
382 darwin and openbsd and thus almost everywhere.
383 - add some allowance in t/01_timer.t for the uneven monotonic
384 vs. realtime clock tick on at least freebsd.
385 - add -lsocket -lnsl on solaris in case the perl guy forgot to
386 configure them.
387
388 1.1 Wed Nov 21 06:08:48 CET 2007
389 - improved timer test to include periodics and
390 withstand small timing variations.
391 - many minor tweaks to libev.
392
393 1.0 Fri Nov 16 14:51:59 CET 2007
394 - require AnyEvent update if AnyEvent is installed.
395 - add solaris 10 port-based backend.
396 - add child_ns and fix check_ns.
397 - treat yes/no as enforcement, not as hint, when configuring,
398 documentation update (reported by Andy Grundman).
399
400 0.9 Wed Nov 14 22:24:49 CET 2007
401 - changed LIBEV_METHODS to LIBEV_FLAGS and the
402 way this is used inside libev.
403 - many, many bugfixes.
404 - add unloop constants.
405 - add timer test.
406 - ev_loop will now terminate immediately when no watchers are active.
407
408 0.8 Mon Nov 12 02:28:46 CET 2007
409 - fix "testsuite" again :().
410 - fix check/idle/prepare/child watcher stop.
411 - enourmously many fixes.
412 - rewritten select backend (mostly for win32).
413 - cache socket handles on win32.
414 - provide considerably finer control over configuration.
415
416 0.7 Fri Nov 9 20:37:58 CET 2007
417 - move AnyEvent adaptor into the AnyEvent module.
418 - use private copy of evdns.[ch].
419 - many minor fixes.
420
421 0.6 Thu Nov 8 18:23:43 CET 2007
422 - (libev) better native win32 support.
423 - fix idle watchers.
424 - implement and document periodic reschedule callbacks.
425 - do not run dns test on !linux platforms (actually to exclude win32).
426 - fix (unused in EV :) poll backend.
427
428 0.51 Tue Nov 6 19:50:22 CET 2007
429 - fix kqueue/poll compilation issue.
430 - work around design issues in kqueue.
431 - enable kqueue by default, seems to work.
432
433 0.5 Tue Nov 6 17:37:44 CET 2007
434 - add signal and pid mutators.
435 - add rstatus/rpid accessors.
436 - updated libev (lower cost for clock monotonic).
437 - support event priorities.
438 - try to find SIG_SIZE on perls that don't have it (Slaven Rezic).
439 - improved signal handling, fixed child watchers.
440 - experimentally add kqueue backend, completely untested.
441 - ported to cygwin and native win32.
442
443 0.1 Thu Nov 1 18:29:22 CET 2007
444 - replaced libevent by libev (total rewrite).
445 - many bugfixes w.r.t. libevent.
446 - new watcher types: periodic, check, prepare, child, idle.
447 - performance optimisations.
448 - added interactive configuration.
449 - added fork support.
450
451 0.03 Mon Oct 29 20:52:50 CET 2007
452 - add timed_io convenience constructors.
453 - improve documentation.
454 - support signal names in addition to signal numbers.
455 - support signal anyevent watchers.
456 - vastly improved testsuite (its all relative :).
457 - add EV::MakeMaker, beginning of C-level API.
458 - force strings to byte form.
459
460 0.02 Sun Oct 28 07:40:21 CET 2007
461 - call $EV::DIED in case a callback throws an exception.
462 - add const char * to typemap for possible 5.6 compatibility.
463
464 0.01 Sat Oct 27 19:10:18 CEST 2007
465 - initial release.
466
467 0.00 Fri Oct 26 11:12:57 CEST 2007
468 - original version; cloned from JSON::XS
469