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Revision: 1.403
Committed: Sun Jul 11 05:44:22 2010 UTC (13 years, 10 months ago) by root
Branch: MAIN
Changes since 1.402: +1 -0 lines
Log Message:
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# User Rev Content
1 root 1.1 Revision history for Perl extension AnyEvent.
2    
3 root 1.403 TODO: document $AnyEvent::DNS::RESOLVER
4 root 1.402 5.271 Tue Jun 8 12:05:46 CEST 2010
5 root 1.401 - backport to perl 5.8.x.
6    
7 root 1.400 5.27 Sun Jun 6 12:12:05 CEST 2010
8 root 1.398 - postpone differently in AnyEvent::Socket now, as
9     when not, canceling the connection attempt might fail
10     (found by Felix Antonius Wilhelm Ostmann).
11 root 1.397 - explicitly check for non-stream sockets in AE::Handle, too many
12     clueless people fell into the trap of this somehow working.
13 root 1.395 - simplified and reworked the "OTHER MODULES" section.
14 root 1.399 - better/more condvar examples.
15 root 1.395
16 root 1.394 5.261 Wed Apr 28 16:13:36 CEST 2010
17 root 1.393 - AF_INET6 was not properly used from Socket6 during configuration
18     time (found by Andy Grundman).
19    
20 root 1.392 5.26 Mon Apr 12 04:49:35 CEST 2010
21 root 1.389 - don't generate spurious readyness notifications when select
22     returns EINTR in the pure perl backend (analysed and testcase
23     by Bas Denissen).
24 root 1.391 - give same examples in SYNOPSIS sections of AnyEvent and AE.
25 root 1.390 - provider faster implementations for AE::time/now/now_update for
26     EV and Perl backends.
27     - provide faster AE::cv and AE::time implementations for all
28     backends.
29     - no longer support lower/mixed-case signal names (this was
30     never documented nor universally supported).
31     - some more memory µ-optimisations, and somewhat less messy
32     code to cope with both AnyEvent and AE APIs.
33 root 1.389
34 root 1.386 5.251 Sat Mar 13 00:58:21 CET 2010
35 root 1.387 - make test failed if it was run before make install on perl <=
36     5.8.8, and older versions of perl make our live very difficult,
37     so write constants.pl during Makefile.PL time.
38 root 1.386
39 root 1.384 5.25 Sat Mar 13 00:23:14 CET 2010
40 root 1.383 - fix a race condition in AnyEvent::Handle that would cause
41     a "bio_read: unsupported method" error (in _another_
42     ssl connection) after user code threw an exception.
43 root 1.385 - added AnyEvent::Handle->destroyed method.
44 root 1.376 - speed up AnyEvent::Socket::format_address and ::format_ipv6.
45 root 1.378 - the AnyEvent::Util::fh_nonblocking function worked only
46     by lucky accident on win32.
47 root 1.377 - smaller and faster AnyEvent::Util::fh_nonblocking.
48 root 1.379 - when the (required!) Time::HiRes module is missing, AnyEvent
49     did not fall back to built-in time properly.
50 root 1.381 - do not load Fcntl at runtime, saving memory and loading time.
51     - precompile a number of constants and use them instead of runtime
52     detection and eval.
53     - free detection code after detection and similar memory optimisations.
54 root 1.382 - Perl backend timer interval best effort drift has been improved
55 root 1.388 (same algorithm as EV).
56 root 1.385 - update unicode idna mapping table.
57 root 1.376
58 root 1.375 5.24 Tue Jan 5 11:39:43 CET 2010
59     - cygwin never reports errors from failed connects. 1.5 just gives
60     you continous readyness and EAGAIN, 1.7 is even more broken and
61     just hangs. work around both issues in a cygwin-specific hack.
62 root 1.374 - improve idle watcher documentation slightly.
63    
64 root 1.373 5.23 Sun Dec 20 23:48:00 CET 2009
65 root 1.372 - support IDNs in resolve_sockaddr, and therefore in tcp_connect.
66 root 1.373 - implement punycode_encode/decode, idn_nameprep,
67     idn_to_ascii and idn_to_unicode operations in AnyEvent::Util.
68 root 1.366 - provide $AE::VERSION.
69 root 1.367 - removed traces of "no strict 'refs'".
70 root 1.366
71 root 1.365 5.22 Sat Dec 5 03:51:13 CET 2009
72 root 1.358 - downgrade-or-fail in AnyEvent::Handle::push_write, to
73     diagnose encoding failures earlier and more succinctly.
74 root 1.359 (this works around bugs in perl, throwing away encoding info
75     when passing scalar data to extensions).
76 root 1.360 - add more examples to AnyEvent::Socket manpage.
77 root 1.361 - upgrade internal warning set to the same as common::sense 2.03.
78 root 1.362 - use pack "n/a*" for pre-5.8.9 perl compatibility in AnyEvent::DNS
79     (John Beppu).
80 root 1.364 - AnyEvent::Socket::inet_aton now properly supports ipv6, as documented.
81 root 1.363 - add google public dns servers to fallback server set and make sure
82     we load-balance properly between the three sets. also add all
83     fallback dns servers, not just a random one, to each dns config.
84 root 1.358
85 root 1.357 5.21 Thu Nov 19 02:48:47 CET 2009
86 root 1.356 - fix a problem where socket constants were called with parameters
87 root 1.355 (spotted by David Friedland).
88 root 1.356 - fork_call never use'd POSIX (reported by Daisuke Maki).
89 root 1.355 - improve perl 5.6 compatibility further (but it still won't work
90     unless you rip out everything but the core).
91 root 1.357 - prefer Net::DNS::Resolver over ipconfig, if installed, on win32.
92     uses 10MB of RAM, but doesn't open a console window. *sigh*.
93 root 1.355
94 root 1.354 5.202 Wed Oct 14 22:35:44 CEST 2009
95     - AnyEvent::DNS would unexpectedly clobber $_ under windows
96     (analysed by Matthias Waldorf).
97 root 1.353 - AnyEvent::Handle::run_cmd can now pass the PID of the
98     newly-created process, which is much less useful than it might
99     sound (based on patch by Yann Kerherve).
100    
101 root 1.352 5.201 Tue Sep 29 12:09:25 CEST 2009
102 root 1.350 - AnyEvent:Handle::on_starttls/on_stoptls methods were broken
103     (reported by Torsten Foertsch).
104 root 1.351 - common::sense 2.0 could cause tcp_server to throw an exception
105     (analysed by elmex).
106 root 1.350
107 root 1.349 5.2 Mon Sep 14 07:04:49 CEST 2009
108 root 1.347 - INCOMPATIBLE CHANGE: do no longer support register_read_type
109     and register_write_type in AnyEvent::Handle, instead support
110     package names (the facility was mostly abused).
111 root 1.349 - implement "packagename-as-read/write type" support in
112     AnyEvent::Handle.
113 root 1.345 - AnyEvent::Handle: new options "keepalive" and "oobinline".
114 root 1.346 - oobinline set by default to avoid security issues.
115 root 1.349 - the pure-perl event loop backend wrongly detected times() fallback
116     support (spotted by Pavel Boldin).
117 root 1.345
118 root 1.344 5.12 Tue Sep 1 20:26:50 CEST 2009
119 root 1.343 - be more lenient when parsing resolv.conf files, as some people
120     use hashmarks as comment indicator inside directives (reported
121     by Michael S. Fischer).
122     - use same set of warnings as common::sense 2.0.
123 root 1.342 - fix a potential 32 bit overflow issue due to perl having problems
124     with large hex constants in the Perl backend.
125     - do not use the slower 5.6 version fo the enc_name code in AnyEvent::DNS
126     by default.
127 root 1.343 - fix some prototypes.
128 root 1.344 - (optionally) require Async::Interrupt 1.02.
129 root 1.343 - replace opendns fallbacks by verizon/level3 public dns servers.
130 root 1.342
131 root 1.339 5.112 Fri Aug 21 13:59:04 CEST 2009
132 root 1.338 - AnyEvent::Handle could cause hard crashes in Net::SSLeay when
133     using starttls with an illegal/uncreatable tls context.
134 root 1.339 - port to broken win32 perls.
135 root 1.338
136 root 1.337 5.111 Sun Aug 16 18:44:36 CEST 2009
137     - perl errornously requires sockaddr_un structures returned by the
138     kernel to have a specific length. work around this bug by padding
139     sockaddr_un structures (found to fail on OS X, as perl only uses
140     the correct code for GNU/Linux, but likely to fail on other
141     OSes as well).
142    
143 root 1.336 5.11 Wed Aug 12 17:49:37 CEST 2009
144 elmex 1.335 - fixed a bug in run_cmd with input from filename.
145 root 1.336 - create a json coder object when none is given in write direction
146     to reduce dependency on JSON.
147 elmex 1.335
148 root 1.334 5.1 Tue Aug 11 03:17:32 CEST 2009
149 root 1.333 - tcp_connect now reports the correct error in $!, not an unrelated
150     one (was broken since 4.91).
151     - AE::Handle did not properly clear rtimeout/wtimeout watchers
152     when retrying a tcp_connect.
153     - new functions: AnyEvent::Util::run_cmd and close_all_fds_except.
154 elmex 1.332 - fixed wrong documentation in AE::Socket.
155    
156 root 1.330 5.01 Mon Aug 10 03:16:32 CEST 2009
157     - last release broke EV child watchers :/.
158    
159 root 1.329 5.0 Sun Aug 9 17:32:09 CEST 2009
160     - officially introduce and document the AE API.
161 root 1.323 - lowering the timeout at runtime did not have immediate effect
162     in AnyEvent::Handle.
163 root 1.324 - AE::Handle now has separate and independent read and write timeout
164     settings.
165 root 1.326 - probe for Guard module when AnyEvent::Util is loaded, not at
166     runtime (Event doesn't like eval "use" from callbacks, and it avoids
167     exporting the probe function).
168 root 1.328 - Impl::IOAsync's io watchers did not use the filehandle emulation
169     code to work around it's watcher limits.
170     - work around IO::Async's problems with overloaded objects.
171     - try to disable wearnings inside IO::Async, it's just too buggy.
172 root 1.327 - do no longer use Event by default, only EV or Perl, Event is too buggy.
173 root 1.329 - hackishly provide fast AE:: interface when EV or Perl is the backend.
174 root 1.325 - inherit VERSION from AnyEvent::VERSION in most modules.
175 root 1.322
176 root 1.321 4.91 Thu Aug 6 15:42:45 CEST 2009
177 root 1.319 - AE::Handle::starttls could get out of sync when the read buffer
178     already contains some TLS handshake.
179 root 1.318 - AE::Handle did not properly free the TLS session, causing bigger
180     memory leaks in Net::SSLeay than expected (reported by toaster).
181 root 1.320 - AE::Socket::tcp_connect will now artificially delay invoking
182     the callback to avoid returning after invoking the callback.
183 root 1.321 - convert many internal watcher uses to AE API.
184 root 1.317
185 root 1.316 4.9 Sat Aug 1 11:07:01 CEST 2009
186 root 1.308 - Glib silently fails when registering a timeout with
187     a negative value, so avoid that.
188 root 1.315 - call condvar callback immediately when it is set
189     after the condition is already signalled.
190 root 1.314 - check rbuf_max condition only after trying to consume
191     data.
192 root 1.305 - normalise signal numbers to names when using the ae's
193     signal handling, but do not document this (yet).
194 root 1.308 - pure perl signal emulation did not properly set nonblocking
195     mode on the signal pipe on win32 (this is unlikely to have caused
196     any issues).
197 root 1.310 - new module: AnyEvent::Debug.
198 root 1.309 - AnyEvent::Strict now checks that a signal was specified
199     by name (not name or number).
200     - reduce memory footprint in typical cases by ~50kb by
201 root 1.308 only compiling signal code when necessary.
202 root 1.313 - add AnyEvent::Handle->rbuf_max.
203 root 1.311 - grab the AE namespace for future new API, implement stubs for
204     said future/alternative API.
205 root 1.315 - new function: AnyEvent::Socket::format_hostport.
206 root 1.305
207 root 1.303 4.881 Tue Jul 28 12:51:53 CEST 2009
208     - work around a bug in local in pre-5.10 perls, causing
209 root 1.304 AnyEvent::Handle to recurse when it should not
210 root 1.351 (analysed by elmex).
211 root 1.303
212 root 1.302 4.88 Tue Jul 28 04:04:37 CEST 2009
213 root 1.301 - re-bless the handle into a dummy package after calling
214     AnyEvent::Handle::destroy, so the user does not need to check
215     for errors after every push_write etc.
216 root 1.302 - do not attempt to run t/02_signals.t on obviously broken
217     platforms.
218 root 1.301
219 root 1.300 4.87 Sun Jul 26 02:06:16 CEST 2009
220 root 1.295 - do not attempt to linger when there is no longer a valid fh.
221 root 1.296 - enforce tls mode to be either accept or connect, do not simply
222     segfault in Net::SSLeay.
223 root 1.298 - AnyEvent::Handle can now call tcp_connect itself (new parameters
224 root 1.299 connect, on_prepare, on_connect and on_connect_error). Updated
225     tutorial accordingly.
226 root 1.297 - add AnyEvent::Impl::Irssi backend.
227 root 1.295
228 root 1.294 4.86 Mon Jul 20 23:52:29 CEST 2009
229     - since the verbose warning is not enough, explicitly document
230     that versions before 1.33 of Net::SSLeay are not secure.
231 root 1.292 - work around signal handling races in Event and (...) Event::Lib.
232 root 1.293 - try to align signal-race timer to full-second boundaries.
233     - work around Tk not liking negative timeouts.
234 root 1.292 - don't complain of different grades of environmental unfriendlyness
235 root 1.302 in IO::Async.
236 root 1.292
237 root 1.290 4.85 Sat Jul 18 06:16:14 CEST 2009
238 root 1.287 - nail the signal race problem in perl once and for all
239     (see $AnyEvent::MAX_SIGNAL_LATENCY).
240     - take advantage of Async::Interrupt if it is available.
241     - load Time::HiRes and Guard modules on demand only.
242     - add optional/recommended modules section to AnyEvent
243     documentation.
244 root 1.288 - reduce memory usage considerably (and reduce startup penalty)
245     by not using "strict", "warnings" and "overload" modules.
246 root 1.289 - work around buggy windows/openbsd perls and provide EBADMSG
247     and EPROTO ourselves when missing.
248     - improve perl 5.6 compatibility of the core event loop.
249     - made Net::SSLeay version 1.33 a soft requirement.
250 root 1.286
251 root 1.285 4.83 Fri Jul 17 16:56:26 CEST 2009
252 root 1.284 - implement AnyEvent::Socket::getprotobyname.
253 root 1.283 - AnyEvent::CondVar's will now detect recursive blocking
254 root 1.284 waits and will croak, as too many people fall into
255     this trap.
256 root 1.281 - AnyEvent::Handle will now call ->destroy on itself after
257     executing the on_error callback, instead of doing some
258     half-baked internal shutdown, for fatal errors.
259 root 1.282 - clarify on_eof behaviour w.r.t. the read queue and
260     on_read callbacks.
261 root 1.281 - ignore some possible spurious wake-ups in tcp_connect.
262 root 1.279
263 root 1.278 4.82 Sat Jul 11 00:34:55 CEST 2009
264 root 1.277 - POE and Event backends didn't accept some callable objects as
265     callbacks.
266 root 1.275 - use Config module instead of POSIX module to detect signal names
267     in AnyEvent::Strict and AnyEvent::Impl::EventLib, as the POSIX
268     module doesn't even have all POSIX signals :/.
269 root 1.276 - use more workarounds around the many refcnt/corruption bugs in
270     Event::Lib.
271     - work around a race condition in perl's select, causing t/03_child.t
272     to rarely fail.
273 root 1.275
274 root 1.274 4.81 Thu Jul 9 10:30:30 CEST 2009
275 root 1.272 - AnyEvent::Handle didn't properly diagnose write errors
276     (it expected -1 from syswrite, how lame... :).
277 root 1.268 - support file descriptors in addition to file handles
278     in AnyEvent->io.
279 root 1.265 - new env variables: PERL_ANYEVENT_RESOLV_CONF,
280 root 1.266 PERL_ANYEVENT_MAX_OUTSTANDING_DNS, PERL_ANYEVENT_CA_FILE
281     and PERL_ANYEVENT_CA_PATH.
282 root 1.267 - provide a sensible synopsis section for AnyEvent::TLS.
283 root 1.273 - add a "supported backends" section to the manpage.
284 root 1.270 - added simple io watcher test to testsuite, using a
285     portable_socketpair.
286 root 1.271 - tried to improve the stability of the Event::Lib backend,
287     YMMV.
288 root 1.265
289 root 1.264 4.8 Mon Jul 6 23:45:16 CEST 2009
290 root 1.261 - AnyEvent::DNS did not properly follow CNAME records with
291     uppercase targets.
292 root 1.262 - AnyEvent::DNS would errornously return AAAA records
293     with v4 mapped addresses (a faulty record) as ipv4 addresses,
294     causing AnyEvent::Socket to throw an exception.
295 root 1.260 - added new module AnyEvent::TLS for easier SSL/TLS context
296     creation, with many options including hostname verification,
297     secure default configuration, lots of documentation and,
298     predefined diffie-hellman keys for perfect forward security
299     and much more. get it while it's still fresh!
300     - use AnyEvent::TLS in AnyEvent::Handle for context management.
301 root 1.256 - load AnyEvent::Handle only on demand in AnyEvent::DNS,
302     so AnyEvent::Socket users have smaller memory footprint
303     in the common case.
304 root 1.258 - add AnyEvent::Handle->push_shutdown method.
305     - add an additional error message parameter to AnyEvent::Handle's
306     on_error callback (for TLS, $! is still available).
307 root 1.263 - add AnyEvent::Handle on_starttls/on_stoptls callbacks.
308 root 1.257 - make AnyEvent::Handle more robust against early conenction
309     failures (during new), and return C<undef> in that case
310     from the constructor.
311 root 1.259 - AnyEvent::Handle will now try to load only JSON::XS first,
312     then fall back to JSON.
313 root 1.262 - format_ipv4/format_ipv6 are now exported by default, for symmetry,
314     and because it was documented that way.
315 root 1.256
316 root 1.258 4.451 Fri Jul 3 00:28:58 CEST 2009
317     - do not clear rbuf when shutting down an AnyEvent::Handle
318     object - doing so breaks AnyEvent::HTTP.
319    
320 root 1.255 4.45 Mon Jun 29 22:59:26 CEST 2009
321     - a write error could cause AnyEvent::Handle to create
322     an I/O watcher with an undefined $fh.
323 root 1.251 - special-case mapped ipv4 addresses in both
324     AnyEvent::Socket::format_address and parse_address,
325     to treat them just like ipv4 addresses.
326 root 1.254 - updated and overhauled the AnyEvent::Intro doc.
327 root 1.252 - implement AnyEvent::Socket::format_ipv4/ipv6.
328     - slightly speed up portable_pipe/socketpair.
329 root 1.255 - expand condvar begin/end documentation.
330 root 1.250
331 root 1.249 4.42 Fri Jun 26 08:32:18 CEST 2009
332 root 1.248 - preliminary and neccesarily incomplete support for IO::Async.
333 root 1.247 - reset SIGCHLD to DEFAULT when AnyEvent is loaded, in
334     case it was set to IGNORE, to ensure we can catch child statuses
335     even when the calling env acts stupidly.
336 root 1.248 - updated benchmarks with IO::Async, which performs very well.
337 root 1.247
338 root 1.245 4.412 Wed Jun 24 01:35:57 CEST 2009
339 root 1.242 - support an "untaint" attribute for AnyEvent::DNS
340     and set it on the default resolver.
341 root 1.241 - implement and document AnyEvent::Impl::Perl::loop.
342 root 1.242 - remove all anyevent-env variables from %ENV
343     when running in tainted mode.
344 root 1.244 - mention and extend the IO::Lambda benchmark.
345 root 1.241
346 root 1.240 4.411 Sun Jun 7 18:48:02 CEST 2009
347 root 1.239 - do not try to use F_SETFD on windows.
348    
349 root 1.238 4.41 Thu May 14 06:40:11 CEST 2009
350 root 1.236 - work around issues in older perls (5.8.0?) when
351     a signal handler is deleted from the %SIG hash.
352 root 1.237 - use POSIX::_exit in child test, to avoid running
353     destructors.
354     - speed up CHLD handling by relying on SIGCHLD being
355     synchronously delivered, even when we roll our own
356     implementation.
357 root 1.238 - AnyEvent::DNS: add the "dname" resource record name
358     for cosmetic reasons.
359 root 1.235
360 root 1.234 4.4 Sun Apr 26 20:12:33 CEST 2009
361     - implemented idle watchers, where applicable.
362 root 1.232 - AnyEvent->time died when Event backend was in use.
363     - fix a memleak in the Tk backend.
364     - sped up Tk timer handling.
365 root 1.233 - clip negative "after" values to 0 in AnyEvent::Impl::Event
366     to avoid spamming out warning messages.
367 root 1.232 - fix Qt timers without interval.
368 root 1.242 - avoid Qt zero-timeout special case, in old libqt's.
369 root 1.232
370 root 1.231 4.352 Mon Apr 20 16:31:11 CEST 2009
371 root 1.229 - fix AnyEvent::Strict error messages for child watchers.
372 root 1.230 - fix/update Makefile.PL "recommends" versions.
373     - add AnyEvent->now_update.
374 root 1.229
375 root 1.228 4.351 Sat Apr 11 07:56:14 CEST 2009
376 root 1.225 - actually make the signal pipe work under win32.
377 root 1.227 - localise $! in signal handler to avoid changing $!, although
378     perl itself does not seem to save/restore errno either.
379 root 1.226 - set the cloexec flag on the signal pipe (normally set by perl too).
380 root 1.225
381 root 1.224 4.35 Fri Mar 27 11:48:20 CET 2009
382 root 1.220 - event models relying on AnyEvent's signal watcher emulation did
383     invoke the callback asynchronously, contradicting documentation
384     and causing signals to get lost (this includes AnyEvent's own
385     event loop). AnyEvent now uses the standard pipe trick to make
386     callback execution synchronous to the event loop.
387 root 1.224 - AnyEvent::Handle didn't free TLS context data on DESTROY
388 root 1.223 (patch by Pavel Shaydo).
389 root 1.220 - work around the ever-incompatibly-changing API of MakeMaker.
390 root 1.221 - document that changing global variables without restoring them
391     is a bad idea in Perl (noted by Adam Rosenstein).
392 root 1.224 - AnyEvent::Strict now barfs if ->io is passed a file.
393 root 1.220
394 root 1.219 4.34 Thu Feb 12 18:32:45 CET 2009
395 root 1.218 - separately buffer TLS read data, as otherwise the read queue could
396     deadlock as receiving data is not expected while draining the
397     read queue (which cna only happen with TLS).
398 root 1.214 - raise EBADMSG error on JSON decoding errors.
399 root 1.215 - fix some minor manpage bugs (reported by Maximilian Gaß).
400     - speed up select bitmask parsing quite a bit in the pure perl
401     backend.
402 root 1.216 - use CORE::select instead of just select in AnyEvent::Impl::Perl.
403 root 1.214
404 root 1.213 4.331 Tue Jan 6 21:07:25 CET 2009
405 root 1.212 - socketpair fails on many vista machines because vista has
406     completely broken accept/getpeername and getsockname functions,
407     so we provide our own socketpair emulation that kind of works
408     (AnyEvent::Util::portable_pipe).
409     - new function: AnyEvent::Util::portable_socketpair.
410 root 1.211 - take advantage of the Guard module if it exists.
411    
412 root 1.210 4.33 Fri Nov 21 02:35:40 CET 2008
413     - AnyEvent::Strict did errornously flag a fileno of 0 as
414     illegal.
415 root 1.206 - reduce memory usage and slightly speed up the pure perl backend
416     by only storing the file descriptor, not the file handle.
417 root 1.207 - add missing autocork method to AnyEvent::Handle (reported
418     by Adam Rosenstein).
419 root 1.209 - AnyEvent::DNS->resolve errornously documented an $rcode result
420 root 1.208 argument, but there isn't (spotted by Henrik Krohns).
421 root 1.209 - the naked truth about Tk - it's basically unmaintained.
422 root 1.206
423 root 1.205 4.32 Mon Nov 3 22:46:32 CET 2008
424 root 1.204 - fix AnyEvent::Socket::resolve_sockaddr to properly support
425     unix sockets again and choose a proper default for
426     the socket type.
427     - fix call to resolve_sockaddr in tcp_connect.
428    
429 root 1.203 4.31 Thu Oct 30 04:41:48 CET 2008
430 root 1.200 - implemented AnyEvent::Handle->destroy method.
431 root 1.203 - hint about unexpected effects in TLS mode.
432 root 1.200 - speed up AnyEvent::Impl::Perl by using more arrays
433     instead of hashes without the slightest loss of readability :)
434 root 1.201 - work around a perl argument refcounting bug.
435 root 1.202 - with some perl patches applied, AnyEvent now seems leak-free.
436 root 1.198
437 root 1.197 4.3 Fri Oct 3 09:18:43 CEST 2008
438 root 1.196 - AnyEvent will now install a no-op signal handler for SIGPIPE,
439     unless one has been installed already.
440 root 1.197 - warn about not loaidng AnyEvent::Impl::POE early enough
441     (patch by Adam Rosenstein).
442 root 1.390 - fixed a great number of bugs and corner cases in AnyEvent::Handle.
443 root 1.193 - fix a bug in where in SSL connect mode, the
444 root 1.191 client would first wait for some data by the server and
445 root 1.351 otherwise hang. (reported and analysed in an absolutely
446 root 1.191 exemplary manner by Adam Rosenstein).
447 root 1.193 - fix a bug in where SSL EOF would not be treated
448 root 1.191 as stream EOF, putting the connection into a hung state.
449 root 1.351 (reported and analysed in an absolutely exemplary manner by Adam
450 root 1.191 Rosenstein).
451 root 1.193 - fix a potential segfault when the TLS context
452 root 1.191 would go missing in a read callback (e.g. due to stoptls) -
453     Net::SSLeay of course makes no type checking whatsoever.
454 root 1.192 - AnyEvent::Handle will not stop the read watcher in TLS mode.
455     - AnyEvent::Handle->stoptls will send a TLS close notify
456     instead of simply destroying the stream now.
457 root 1.195 - fix a bug where large blocks of data written in TLS mode
458     would not be sent unless triggered by receives.
459 root 1.193 - on_drain will now take the tls write buffer into account.
460     - SSL operations have been streamlined a bit and should be faster
461     now, more to come, though.
462 root 1.194 - added a FAQ section, will document nontrivial issues in there.
463 root 1.191
464 root 1.190 4.234 Mon Sep 29 04:08:13 CEST 2008
465 root 1.189 - fix child watcher documentation: only child exits will be reported,
466     no trace events.
467 root 1.190 - mention SIGPIPE in AnyEvent::Handle.
468     - perl backend will now use POSIX::times as monotonic clock
469 root 1.188 when available and the monotonic clock option is not.
470 root 1.187 - run even without Time::HiRes in some cases now, but do not
471 root 1.190 provide sub-second accuracy (all *supported* perl versions have
472 root 1.187 Time::HiRes).
473    
474 root 1.186 4.233 Fri Aug 22 01:48:05 CEST 2008
475     - fix a bug in the testsuite, causing a hang.
476     - clarified lots of AnyEvent::Handle constructor arguments.
477    
478 root 1.185 4.232 Thu Aug 21 20:44:25 CEST 2008
479     - fix a bug in AnyEvent::Handle that could cause two fatal error
480     callbacks on EOF, which caused AnyEvent::HTTP to signal success twice
481     (testcase by Leon Brocard).
482     - clarified on_eof/on_error documentation a bit.
483    
484 root 1.184 4.231 Tue Jul 29 13:12:15 CEST 2008
485     - remove some debugging code left in AnyEvent::Util::fork_call
486     (and no, it's impossible to implement with the broken windows
487     perls without resource leaks or worse).
488    
489 root 1.183 4.23 Tue Jul 29 12:19:59 CEST 2008
490 root 1.177 - document the first parameter passed to condvar callbacks to be
491     the callback.
492 root 1.178 - add AnyEvent::Socket::{ntoa,aton} aliases.
493 root 1.180 - optimize the AE::Handle->push_read (line) for the default
494 root 1.179 eol marker.
495 root 1.180 - optimize push_read (packstring|storable) for small packets.
496 root 1.182 - invoke on_error callback when no on_eof callback is set.
497 root 1.180 - fix a bug in push_read (storable) of unknown impact.
498 root 1.177
499 root 1.176 4.22 Sun Jul 20 16:34:13 CEST 2008
500 root 1.174 - new function AnyEvent::Socket::parse_hostport.
501 root 1.175 - as the bulkheads at microsoft can't even get getprotobyname reliably
502     working on their shitty fucking broken os we need to hardcode
503     some common protocol numbers in AnyEvent::Socket. How can
504     people even bother with such a pile of shit as windows.
505 root 1.174
506 root 1.173 4.21 Thu Jul 17 14:40:05 CEST 2008
507 root 1.171 - INCOMPATIBLE CHANGE: AnyEvent::Util::fork_call now has a prototype
508     which is incompatible to previous invocation syntax.
509 root 1.172 - work around more windows perl bugs in fork_call. I cannot imagine
510     why anybody would bother implementing fork in such an obviously
511     unusable way.
512     - avoid calling $do_retry if the request has already finished in
513     AnyEvent::DNS, thus avoiding an exception (reported by Anatoly
514     K. Sharifulin).
515 root 1.170
516 root 1.169 4.2 Sat Jul 12 22:42:11 CEST 2008
517 root 1.165 - support an "interval" argument for repeating timers.
518 root 1.164 - fix a bug in the pure perl event loop that caused timers to
519     be delayed under some circumstances.
520 root 1.167 - implement optional argument checking via PERL_ANYEVENT_STRICT.
521 root 1.169 - not importing anything from Event causes it to malfunction
522     and not use Time::HiRes, work around this bug.
523     - more bug workarounds against the endlessly broken Tk module,
524 root 1.168 seems to work now on 32 bit machines, but less so on 64 bit.
525 root 1.164 - minor optimisations applied to most backends.
526    
527 root 1.163 4.161 Fri Jul 4 14:24:48 CEST 2008
528 elmex 1.162 - fixed the t/handle/02_write.t, it read after write, with the
529 root 1.163 assumption that all data could be written before read
530     (reported by Jim Razmus).
531 elmex 1.162
532 root 1.161 4.160 Thu Jul 3 04:02:21 CEST 2008
533 root 1.160 - re-registering signal watchers after unregistering one did
534     not work if a backend falls back on AnyEvent's default
535     implementation (also affected child watchers).
536 root 1.159 - new AnyEvent::Handle options: autocork and no_delay.
537    
538 root 1.158 4.152 Sun Jun 22 14:15:44 CEST 2008
539 root 1.159 - allow for 32-bit perls that implement shifts differently
540     on different architectures in parse_ipv4 (reported and
541 root 1.158 analysed by Keiichi DAIBA).
542    
543 root 1.157 4.151 Fri Jun 6 17:34:24 CEST 2008
544     - make sure specifying _only_ on_read and never pushing reads
545     works.
546    
547 root 1.155 4.15 Fri Jun 6 13:00:46 CEST 2008
548 root 1.154 - the pure perl backend would keep some watchers alive when more than
549     one watcher was registered for the same fd.
550 root 1.155 - new "packstring" and "storable" read and write types
551     for AnyEvent::Handle.
552 root 1.156 - allow on_eof handler to be called after on_error with EPIPE returns.
553 root 1.153 - do not immediately call on_read callback in handle constructor.
554    
555 root 1.152 4.14 Thu Jun 5 20:29:31 CEST 2008
556 elmex 1.149 - Fixed a bug in DNS SRV priority sorting.
557 root 1.150 - AnyEvent::Util::guard now reports runtime errors while
558     executing the guard block as warnings.
559 root 1.152 - handle 0-byte-reads just before EOF correctly in AnyEvent::Handle.
560 elmex 1.149
561 root 1.148 4.13 Thu Jun 5 00:47:59 CEST 2008
562 root 1.146 - AnyEvent::DNS only followed cname chains with length 2,
563     contrary to documentation. bumped it up to 10, thanks to
564     microsoft, the current broken-dns-config-king.
565 root 1.147 - AnyEvent::DNS didn't check for socket return status
566     but instead relied on perl not creating filehandles in that
567     case - too bad it gives you a bogus file handle (reported
568     and analysed by Vladimir Timofeev).
569 root 1.145 - fix queue management logic in AnyEvent::Handle:
570     when on_read was registered, the queue was empty
571     and no progress could be made AnyEvent::Handle would
572     enter an endless loop.
573     - correctly start reading again when the handle became
574     busy again after idling.
575 root 1.146 - correctly treat tls shut-downs as EOF condition
576     (for the time being, would be nice to have a callback for that).
577 root 1.145 - correctly call eof callback under all conditions
578     (hopefully).
579 root 1.146 - the timeout callback did not expect that $self can go
580     away any time.
581 root 1.145
582 root 1.144 4.12 Tue Jun 3 10:58:04 CEST 2008
583     - include AnyEvent::Intro, a tutorial for anyevent,
584     anyevent::socket and anyevent::handle.
585 root 1.143 - allow more options in on_error.
586 root 1.142
587 root 1.141 4.11 Fri May 30 23:42:25 CEST 2008
588 root 1.135 - INCOMPATIBLE CHANGE: replace ptr by real PTR lookup, provide
589     reverse_lookup and reverse_verify to replace it, support
590     v4mapped and v4compat addresses.
591 root 1.129 - provide more documentation for the resolver class.
592 root 1.130 - really replace longest run of :0: by :: in format_address,
593     also properly convert :: and ::1 again.
594 root 1.134 - support NAPTR record name and decode it.
595 root 1.133 - implement random weight sampling for SRV records, as per
596     rfc 2782.
597 root 1.137 - correctly abort on srv-record targets of ".".
598     - added AnyEvent::DNS::wait_for_slot.
599 root 1.138 - in the unlikely event of a virtual circuit connection
600     being invalidated by a delayed udp reply, AnyEvent::DNS
601     could die. this has been fixed.
602     - plug a probable memleak in the DNS vc code.
603     - use configured timeout also for VC request phase.
604 root 1.139 - implement timeout and max_outstanding methods
605     for resolver class.
606 root 1.140 - update version numbers in all modules.
607 root 1.129
608 root 1.128 4.1 Thu May 29 05:45:40 CEST 2008
609 root 1.123 - INCOMPATIBLE CHANGE: renamed xxx_ip functions to xxx_address
610     which mirrors their purpose better (old names still available
611     for a while). Also moved AnyEvent::DNS::addr to
612     AnyEvent::Socket::resolve_sockaddr.
613 root 1.127 - implement AnyEvent->time and AnyEvent->now.
614 root 1.124 - fix IPv6 support in pack_sockaddr.
615 root 1.123 - officially un-experimentalise all newly introduced code.
616     - support unix domain sockets everywhere by specifying
617     a host of "unix/" and the pathname as service.
618 root 1.126 - implement an activity timeout in AnyEvent::Handle.
619 root 1.122 - added a regex read type to AnyEvent::Handle.
620     - added a json read/write type to AnyEvent::Handle.
621 root 1.118 - always croak in on_error in AnyEvent::Handle.
622     - document how to subclass AnyEvent::Handle.
623 root 1.120 - implement AnyEvent::Util::fork_call.
624 root 1.127 - add support for IPv6 nameservers and nameserver statements.
625 root 1.121 - work around _yet_ _another_ windows perl bug in where empty
626     select masks cause errors in the pure perl backend (this
627     workaround cannot be implemented for the other event loops,
628     but EV also works around this).
629 root 1.123 - supply AnyEvent::Socket::address_type and make good use of it.
630 root 1.122 - clarify and fix the Handle documentation w.r.t $self vs. $handle
631     vs. callback arguments.
632 root 1.127 - add some recommends to the META.yml.
633 root 1.117
634 root 1.116 4.05 Mon May 26 19:44:06 CEST 2008
635     - some platforms ignore the rfc and prepend an extra sa_len member to
636     the sockaddr structure, cater for those. also use sockaddr_family,
637     didn't know it was there, but comes in handy for the workaround.
638 root 1.114 - undo the import WIN32 hack.
639    
640 root 1.113 4.04 Mon May 26 08:03:31 CEST 2008
641 root 1.109 - try to work around yet another windows bug: failed connects are reported
642 root 1.110 as if it were out-of-band data. windows users: you suck. Only
643     EV, Glib, Event and the pure perl backend can handle this condition.
644 root 1.111 - optimize write algorithm in AnyEvent::Handle.
645 root 1.106 - properly parse PERL_ANYEVENT_PROTOCOLS and use the info correctly.
646 root 1.112 - tcp_connect now properly iterates through all targets.
647 root 1.104 - check wether IPv6 sockets can actually be created, otherwise, disable ipv6
648 root 1.114 support entirely. also hardcode some AF_INET6 constants for the
649 root 1.107 sake of perl 5.8.
650 root 1.106 - vastly improved nameserver/suffix detection algorithm for windows
651     (still a hack...)
652     - try to use a fallback dns server if no dns servers could be found.
653 root 1.108 - splatter around some local $SIG{__DIE__}'s to work around bad
654     die handlers.
655 root 1.104
656 root 1.102 4.03 Sun May 25 05:05:57 CEST 2008
657 root 1.100 - work around perl bugs on windows, where perl returns undocumented
658     error codes for sysread, syswrite etc.
659 root 1.96 - fix AnyEvent::Handle::unshift_read to really unshift and not push.
660 root 1.97 - AnyEvent::Handle could sometimes stumble over 0-byte writes.
661 root 1.101 - fix unpack_sockaddr, now works for AF_INET6 sockaddr's.
662 root 1.100 - updated documentation.
663 root 1.103 - lots of workarounds for perl 5.8 quirks.
664 root 1.98 - implement a more flexible type system for both reads and writes
665     in AnyEvent::Handle.
666 root 1.101 - support IPv6 in tcp_server.
667     - pass local hostname and port to the prepare callback in tcp_server.
668 root 1.99 - make types extendable in AnyEvent::Handle.
669 root 1.100 - croak, not die, in AnyEvent::Handle;
670 root 1.96
671 root 1.95 4.0 Sat May 24 19:58:08 CEST 2008
672 root 1.88 - added (experimental) AnyEvent::DNS module.
673     - added (experimental) AnyEvent::Socket module.
674 root 1.93 - added (experiemntal) support for TLS/SSL in AnyEvent::Handle.
675 root 1.90 - make condvar->end call ->send as documented.
676     - make condvar constructor support the documented cb => argument.
677 root 1.94 - overload condvars so you can use them instead of code references.
678 root 1.93 - support more of the POSIX forms instead of a pure dotted quad for
679 root 1.89 verbatim ip addresses.
680 root 1.88 - AnyEvent::Socket::inet_aton will use AnyEvent::DNS now and not fork anymore.
681 root 1.87 - try very hard not to freeze on broken windows perls.
682 root 1.86 - make on_eof optional in AnyEvent::Handle.
683 root 1.83 - support service names in tcp_connect and tcp_server.
684 root 1.84 - work around netbsd/openbsd bug causing unix sockets not to
685 root 1.121 become writable until empty.
686 root 1.81 - only make a dummy read for error detection when getpeername
687     returns ENOTCONN.
688 root 1.181 - defend AnyEvent::Util::inet_aton against Coro::LWP's brutal
689 root 1.82 override.
690 root 1.91 - new AnyEvent::Guard::cancel.
691 root 1.81
692 root 1.80 3.5 Sat May 17 23:17:14 CEST 2008
693 root 1.79 - gracefully deal with systems not defining CLOCK_MONOTONIC
694     (as opposed to not supporting the clock itself, which worked in 3.41).
695 root 1.77 - added AnyEvent::Util::tcp_connect and AnyEvent::Util::tcp_server
696     helpers, to replace the ill-designed AnyEvent::Socket class.
697     - added some examples (eg/connect, eg/handle).
698     - added AnyEvent::Util::guard.
699     - AnyEvent::Util now exports most of its functions.
700 elmex 1.74 - fixed a bug in *_read_chunk, where the callback was called with $self as
701     first and second argument.
702 root 1.77 - simplified and fixed regex handling in AnyEvent::Handle::*_read_line.
703 root 1.72 - fix manpage condvars examples to use new syntax.
704 root 1.78 - considerably improve inet_aton with EV::ADNS backend to support
705     cname chains (common dns configuration bug, e.g. with www.google.de)
706     and aaaa records if no a record could be found.
707 root 1.72
708 root 1.71 3.41 Sun May 11 19:53:13 CEST 2008
709     - work around a bug in perl 5.8.8's local. Reported by Yi Ma Mao.
710    
711 root 1.70 3.4 Sun May 11 00:29:25 CEST 2008
712 root 1.181 - complete re-implementation of condvars with a hopefully much more useful
713 root 1.70 API (backward compatible functions exist but are undocumented).
714 root 1.69 - AnyEvent::Handle fully rewritten with a hopefully more powerful API
715     (still subject to change).
716 root 1.63 - take advantage of CLOCK_MONOTONIC, if available, in AnyEvent::Impl::Perl.
717 root 1.68 - provide AnyEvent::post_detect and @AnyEvent::post_detect, which
718 root 1.67 allows module authors to avoid forcing event loop detection.
719     (used by Coro::AIO, Coro::BDB, Coro::AnyEvent for example).
720 root 1.66 - remove coro backends: Coro now provides generic support for AnyEvent
721     via Coro::AnyEvent.
722 root 1.63
723 root 1.62 3.3 Mon Apr 28 09:51:06 CEST 2008
724     - added AnyEvent::Handle, AnyEvent::Socket and AnyEvent::Util modules.
725 root 1.55 - fix a bug in the pure perl backend that kept watchers alive
726     when multiple watchers were registered for the same fh/poll combo.
727 root 1.54 - add a benchmark section showing AnyEvent overhead and comparing
728     the different event loops with each other.
729 root 1.56 - prefer pure perl over tk when autoprobing, as it's about as fast,
730     but doesn't crash with many watchers.
731 root 1.62 - declare Qt support non-experimental.
732 root 1.56 - clarify the confusing section about the file descriptor being
733     kept alive.
734     - document the race between loading of an event module and
735     child processes exiting.
736 root 1.53 - support POE as "backend" (with some caveats, POE is not generic
737 root 1.54 enough, and darn slow).
738 root 1.53 - support Wx and Prima through POE.
739 root 1.60 - optimise perl backend to use 20% less memory and take advantage
740 root 1.62 of typical timeout behaviour. It can now compete with
741 root 1.60 select/poll-based C event loops in most cases (it is usually
742     faster than Event and Glib :).
743 root 1.59 - roughly cut EV memory use in half and increase its speed by 30%,
744 root 1.62 by removing undocumented functionality. Did something similar
745     to other event loops where possible.
746 root 1.53
747 root 1.50 3.2 Thu Apr 24 10:10:40 CEST 2008
748 root 1.51 - do not die when anyevent watchers are destroyed while running callbacks
749     in the pureperl backend (could only happen when two watchers are registered
750     for the same fh/poll combo).
751     - support autoloading for child watchers, was broken in all versions.
752 root 1.47 - implement PERL_ANYEVENT_MODEL env variable.
753 root 1.49 - (experimental) implement interface to the (very crashy/buggy) Event::Lib module.
754     - (experimental) implement interface to the Qt module (cannot be autoprobed).
755 root 1.52 - this release is IO:AnyEvent-proof.
756 root 1.47
757 root 1.46 3.12 Tue Apr 22 07:11:46 CEST 2008
758     - reinstate AUTHOR section that got lost somehow.
759     - do not hang in the testsuite with badly broken perls (activestate,
760     strawberry...), but instead diagnose the problem and continue.
761     - use INT instead of CHLD in an attempt to support broken windows perls
762     better (this decreases the test quality, unfortunately).
763     - do not send the signal to the process group
764     (no problem for CHLD, bad for INT :).
765    
766 root 1.45 3.11 Sat Apr 19 06:57:31 CEST 2008
767     - major documentation rework.
768     - document the fact that child watchers only watch for zombies.
769     - fix the child watcher example.
770    
771 root 1.43 3.1 Wed Apr 16 17:09:01 CEST 2008
772 root 1.40 - work around recurring bugs in Tk by dup'ing filehandles, the
773 root 1.43 only method with good success chances on Tk (the bugs apparently
774     don't get fixed anytime soon).
775 root 1.42 - lift the restriction of only one watcher per fh direction
776     (as the Tk bug workaround also lifts it and only Tk imposed
777     such strong limits).
778 root 1.41 - changed probe order to prefer coro adaptors.
779     - explain why recursion into the event loop is not supported
780     unless the backend supports it (only Coro::EV does without
781     any restrictions...).
782     - add simple manpages for all backend modules.
783 root 1.40
784 root 1.39 3.0 Mon Apr 7 21:30:23 CEST 2008
785 root 1.38 - Coro::Signal changed semantics, roll our own, also cleaning
786     up the Coro implementation in general.
787     - rename Coro backend to CoroEvent.
788     - add some decision helping paragraph to the manpage that should
789 root 1.44 help people to decide whether AnyEvent is the right thing for them.
790 root 1.38
791 root 1.37 2.9 Mon Jan 28 13:31:54 CET 2008
792     - update for EV 3.0 API changes.
793    
794 root 1.36 2.8 Sun Nov 25 15:06:03 CET 2007
795     - waitpid can validly return 0. accept this fact of life
796     instead of reporting it to any watchers.
797    
798 root 1.35 2.7 Fri Nov 23 11:41:14 CET 2007
799 root 1.34 - force use of AnyEvent::Impl::Perl in testsuite, there is
800     too much breakage outside AnyEvent.
801 root 1.35 - deliver signals synchronously in AnyEvent::Impl::Perl
802     or any other event loop that relies on AnyEvents child
803     watcher emulation. *Could* help with hanging testsuite
804     (except when Event or EV are installed).
805 root 1.34
806 root 1.33 2.6 Fri Nov 9 20:36:35 CET 2007
807 root 1.32 - fix bug in testsuite.
808     - move EV adaptor modules to AnyEvent.
809     - add Coro+EV adaptor module.
810 root 1.26
811 root 1.31 2.55 Tue Nov 6 17:41:32 CET 2007
812 root 1.27 - add EV to the list of supported event models.
813 root 1.30 - do not auto-reset pid watchers, pass pid and status to them.
814 root 1.29 - allow a pid of zero to watch for all children in child watchers.
815 root 1.27
816 root 1.25 2.54 Wed Jul 18 17:36:23 CEST 2007
817     - work around a perl bug that results in
818     BEGIN not safe after errors--compilation aborted without
819     any discernible reason or error message by once
820     again not use'ing strict.
821    
822 root 1.24 2.53 Sun Jul 8 10:51:53 CEST 2007
823     - make Glib interface work again (spotted by elmex).
824    
825 root 1.22 2.52 Wed Mar 7 18:36:16 CET 2007
826     - child watchers stopped working permanently when
827 root 1.23 all current child watchers were destroyed.
828 root 1.22
829 root 1.21 2.51 Mon Dec 11 21:33:24 CET 2006
830     - work around bugs in perl where eval "require Module" returns
831     true even if the module couldn't be loaded :/.
832    
833 root 1.20 2.5 Mon Dec 11 02:15:28 CET 2006
834 root 1.19 - avoid $AUTOLOAD because many perls corrupt it.
835 root 1.20 - AnyEvent::detect forces autodetection.
836     - implement signal watchers (experimental)
837     (Tk does not support async signals (<= 804.027 at least),
838     so they might get delayed indefinitely on Tk).
839     - implement child watchers (experimental).
840     - moved default condvar implementation into base module, simplifying
841     most implementation modules.
842 root 1.14
843 root 1.18 2.1 Fri Nov 24 15:50:48 CET 2006
844 root 1.16 - better docs.
845     - simple testsuite.
846 root 1.17 - added AnyEvent->one_event method for special purposes.
847 root 1.16
848 root 1.15 2.0 Wed Nov 1 02:21:30 CET 2006
849 root 1.13 - INCOMPATIBLE CHANGE: poll can now either be "r" or "w" but not both.
850     - INCOMPATIBLE CHANGE: io watcher callbacks have no arguments anymore.
851     - EXPERIMENTAL:
852     new pure-perl model added, AnyEvent now always finds a suitable
853     event model.
854 root 1.12 - improved documentation.
855     - reduced cpu overhead.
856    
857 root 1.11 1.02 Fri Jan 13 14:15:40 CET 2006
858     - add COPYING to clarify license.
859    
860 root 1.10 1.01 Sun Jan 8 05:48:09 CET 2006
861     - correctly cancel Event timers, avoid memory leaks.
862    
863 root 1.9 1.0 Sun Jan 8 05:40:58 CET 2006
864 root 1.8 - allow third-party interfaces to be added at runtime.
865     - fix version number.
866    
867 root 1.7 0.9 Fri Dec 30 02:25:41 CET 2005
868 root 1.6 - fixed errors in the documentation.
869 root 1.7 - going back to using $VERSION as "load check",
870     as suggested by Jörn Reder. Let's see why I stopped using
871     this method.
872     - add 'hup' to the list of events to receive for glib
873     and generate 'rw' events for it, as some versions of
874     glib seem to require this, while this breaks other
875     (older) versions of glib.
876     - implemented PERL_ANYEVENT_VERBOSE env variable.
877 root 1.6
878 root 1.5 0.3 Sun Dec 4 10:43:33 CET 2005
879     - no changes to the code.
880     - fixed documentation.
881     - clarified some corner cases.
882     - vastly improved documentation with a long example.
883    
884 root 1.3 0.2 Thu Dec 1 22:18:49 CET 2005
885 root 1.44 - check whether a valid method was called, to avoid endless loops.
886 root 1.4 - move condvars into their own class (cleaner, safer).
887     - don't die when some modules are not available.
888     - Tk is too broken to allow for words. Will work once Tk works.
889 root 1.3
890 root 1.2 0.1 Thu Dec 1 19:44:57 CET 2005
891     - spiced up and cleaned up for release.
892    
893 root 1.1 0.01 Tue Sep 21 18:12:09 CEST 2004
894     - original version; copied from Convert::Scalar.
895