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Revision: 1.135
Committed: Thu Nov 2 19:20:01 2006 UTC (17 years, 6 months ago) by root
Branch: MAIN
Changes since 1.134: +2 -0 lines
Log Message:
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File Contents

# Content
1 Revision history for Perl extension Coro.
2
3 TODO: possibly convert some of the Event modules into AnyEvent users.
4
5 - should compile with perl 5.9.x now.
6
7 2.1 Wed Nov 1 23:01:13 CET 2006
8 - fix a long-standing bug in Coro::Select where select with
9 zero timeout would instead change the current default filehandle.
10 - use a simpler and hopefully more robust way to clone padlists
11 (uses less memory and a perl function instead of our own).
12 - coro can now create a stack guard area on many architectures.
13 - Coro::AIO properly reexports additional functions from IO::AIO.
14 - updated libcoro with a workaround for OS X,
15 pach and testing by Michael Schwern.
16
17 2.0 Tue Oct 24 05:47:17 CEST 2006
18 - support additional aio requests in Coro::AIO.
19
20 1.9 (never properly released due to a glitch)
21
22 1.8 Thu Feb 2 00:59:06 CET 2006
23 - applied suggested patch by SAMV to avoid problems during stupid
24 mark & sweep gc run.
25 - applied patch by Scott Walters for 5.9.3 compatibility.
26
27 1.7 Tue Dec 27 01:41:58 CET 2005
28 - added Coro::AIO, a thin wrapper around IO::AIO.
29 - improved Makefile.PL explanations.
30
31 1.6 Mon Dec 12 21:30:05 CET 2005
32 - additionally save PM_curpm might fix as-of-yet
33 unseen problems with regex matches being attributed to the
34 wrong package.
35 - add t/10_bugs.t, which currently checks against imho broken
36 perls that use 0.26MB of stack space per Perl_magic_get
37 invocation (newer linuxes) as opposed to the 0.0002MB perl
38 normally uses.
39 - make stacksize configurable for the ultimate debian experience.
40
41 1.51 Mon Dec 12 18:48:36 CET 2005
42 - remove debugging warn() accidentally left in Coro::Select.
43
44 1.5 Tue Nov 29 13:32:44 CET 2005
45 - use Coro::Event inside Coro::Select to avoid spurious deadlocks.
46 - fix Coro::Select 'select'.
47 - strict'ify some modules.
48 - libcoro errornously restored the SIGUSR2 handler to SIGUSR1.
49 - use XSLoader in selected modules.
50 - remove some 5.6 compatibility cruft.
51
52 1.4 Tue Sep 6 00:11:05 CEST 2005
53 - libcoro did not take into account the trampoline on amd64,
54 when 'l'inux method was used.
55
56 1.31 Tue Aug 30 23:31:33 CEST 2005
57 - some portability fixes/workarounds.
58
59 1.3 Sat Aug 20 03:08:56 CEST 2005
60 - no code changes. module seems to work fine.
61 - improve Coro::State docs, remove reference to nonexisting
62 Coro::State::flush method.
63 - no longer autodetect windows, present it as an option instead.
64
65 1.2 Mon May 16 02:00:55 CEST 2005
66 - included libcoro.c earlier in State.xs, might improve portability.
67 - use a faster and possibly more stable Coro::Cont implementation.
68 - accept x86_64 in addition to amd64 for optimized linux-amd64 support.
69 - fix bugs Coro::SemaphoreSet that could cause locks never to be freed.
70 - fix bugs in CoroAPI.h and document it in Coro::MakeMaker.
71
72 1.11 Thu Mar 3 18:00:52 CET 2005
73 - change of contact address.
74
75 1.1 Tue Feb 22 20:51:16 CET 2005
76 - support [l]inux method on amd64.
77 - allow some context switches while compiling/eval'ing.
78
79 1.0 Tue Aug 10 03:47:27 CEST 2004
80 - Event 0.89 fixes the bug again.
81 - fix the remaining(??) memleak. I didn't free the cache-AV for
82 padlists, so one AV per created anon-sub leaked.
83
84 0.97 Fri May 14 15:23:32 CEST 2004
85 - remove stupid gcc extension that was an experiment only anyway.
86
87 0.96 Thu May 13 18:09:29 CEST 2004
88 - tell people if they have yet another broken Event variant.
89 - made Coro to work _better_ with threads (it seems that, as long
90 as you use Coros in one thread only everything will work fine.
91 Looking at the perl source the problem might be missing locking
92 between Coro and some perl internal routines. That's not easily
93 fixable).
94 - (hopefully) got rid of the static xnext inside transfer.
95
96 0.95 Sun Feb 15 03:20:28 CET 2004
97 - removed Coro::State::flush, implemented a new and much
98 faster caching mechanism by attaching magic to the CV.
99 - a memleak with (real) closures remains.
100 - dramatically reduced size of stacks to 65536 (linux/x86), after
101 observing that even myhttpd never had more than a kilobyte
102 of stack in use (stack is still only physically allocated in
103 pagesize increments for systems suporting mmap).
104 - fix for a "cygwin-64" architecture added, proposed by Stefan Traby.
105 - fix for threaded perl.
106
107 0.9 Sun Nov 23 04:32:39 CET 2003
108 - fix a few very hard to track down but (of course) stupid
109 memory leaks.
110 - stringify version number to avoid locale problems :(.
111 - perl 5.9.0 does not have SvPADBUSY, reported by Scott Walters,
112 hopefully ignoring it "just works".
113
114 0.8 Wed Nov 5 19:38:40 CET 2003
115 - port to perl5.005_03, but only 5.8.x+ is supported!
116 - honor LocalAddr even without LocalPort in Coro::Socket.
117
118 0.7 Tue May 27 03:12:38 CEST 2003
119 - the version jump indicates some level of testing, not gobs
120 of new features.
121 - uh... I found the prompt function in ExtUtils::MakeMaker.
122 Highly correct stuff, that is...
123 - fixed(?) a bug with die's in coroutines causing "panic: top_env".
124 the fix is not well understood by the author, so beware :(.
125
126 0.652 Thu May 8 02:54:46 CEST 2003
127 - Applied patch by Slaven Rezic to set default to "s" on FreeBSD,
128 cause version 4 doesn't have ucontext.
129 - Benjamin Reed reported that setjmp works fine on darwin,
130 so preselect it.
131
132 0.651 Sat Mar 29 15:00:23 CET 2003
133 - fix a bug in Coro::Handle where some bytes could get lost
134 on reading, reported by jason@nichego.net.
135
136 0.65 Sun Mar 23 00:08:26 CET 2003
137 - added a README.linux-glibc.
138 - new module Coro::Select.
139 - also save/restore PL_comppad, fixes segfaults with 5.8.1.
140 (I never claimed that I know what I am doing ;).
141 - set default to setjmp/longjmp on non-x86-linux.
142
143 0.6 Thu Nov 21 11:09:06 CET 2002
144 - made lazy context switching the default.
145 - fixed the bug where SemaphoreSet::guard
146 was the same as timed_guard and timed_guard was missing.
147 - fix a memleak in Coro::Timer.
148 - reclassified context sharing as not experimental.
149
150 0.534 Sun Apr 14 03:05:12 CEST 2002
151 - fixed backspace => tab in header parsing (myhttpd).
152 - added eg/readline, for elmex.
153 - Coro::Event now calls ->start on first call instead of
154 ->again, which created wrong timeouts for the first ->next.
155 - fixed a bug where Coro::Socket returned a closed socket instead
156 of nothing on ECONNREFUSED and similar error conditions.
157
158 0.533 Mon Feb 18 18:49:40 CET 2002
159 - adapt to finally working Event-0.85.
160 - fixed buggy event initialization (trapped under windows, but how
161 could it possibly have worked anywhere?)
162
163 0.532 Wed Jan 16 02:45:32 CET 2002
164 - removed the reference to pp_entersub, might work on
165 (some) win32 perls now (testsuite works under cygwin,
166 without Event, which freezes).
167
168 0.531 Mon Dec 10 22:18:44 CET 2001
169 - Fixed a bug in SemaphoreSet::timed_down.
170
171 0.53 Tue Nov 27 21:11:13 CET 2001
172 - some tests for Event.
173 - slightly different internal architecture to get refcnt into the object
174 and not the reference. might fix a few bugs, certainly did introduce
175 new ones.
176 - Coro::Timer (independent of Event).
177 - new timed_wait functions for Coro::Signal, Semaphore, SemaphoreSet.
178
179 0.52 Tue Nov 6 21:36:18 CET 2001
180 - ported to cygwin (trivial).
181 patch by Gerrit P. Haase <gp@familiehaase.de>.
182 - small setjmp code fix by Sullivan.DanielJ@epamail.epa.gov.
183
184 0.51 Thu Nov 1 20:39:01 CET 2001
185 - terminate/cancel now work properly (otherwise termination
186 could cause a "next coroutine is not and contains not..."
187 error.
188 - added Coro::Socket::shutdown.
189 - Coro::Event::loop no is the same as Event::loop.
190 - implemented terminate with args + join.
191
192 0.5 Fri Sep 28 16:15:35 CEST 2001
193 - fixed "print" on a Coro::Handle. The print method worked.
194 - small tweaks (seem to reduce memory consumption a lot)
195 in various modules.
196 - splendid use of "no warnings" scattered throughout.
197 - added Coro::Handle::rbuf, fixed Coro::Handle::fh.
198
199 0.49 Sun Sep 16 02:42:45 CEST 2001
200 - changed some method calls to function calls for speed
201 inside Coro::Handle.
202 - make Coro::Handle use an array instead of a hash for
203 speed reasons.
204 - IRIX mystery solved: it's SGI's NT, after all: "standard, huh?".
205 sjlj and ucontext should now work.
206 - IRIX-specific port for libcoro.
207 - swapped order of accept results to match IO::Socket.
208 - changed getsock/peername to sock/peername to match IO::Socket.
209 - fixed a bug that caused segfault when returning to main task
210 under some circumstances.
211 - other bugfixes.
212
213 0.45 Sun Sep 2 02:54:01 CEST 2001
214 - new method Coro::Handle::timeout.
215 - corrected speling of set...name to get...name in Coro::Socket.
216 - Coro::Socket::accept now returns a Coro::Socket, not a Coro::Handle.
217 - Coro::Handle now supports fileno and FILENO.
218 - added eg/myhttpd, a web server.
219 - Coro::Socket now accepts numeric ports as well as "port(number)"
220 syntax.
221 - moved some scheduling primitives into xs code. more to come.
222 - new simple priority system.
223 - implemented Coro::Event using XS, almost four times faster!
224 - small memory corruption problem fixed (boy that was difficult).
225
226 0.13 Wed Aug 8 16:53:07 CEST 2001
227 - new method Coro::Handle::readline.
228 - added eg/lwp and Coro::Handle::autoflush, to make LWP work.
229 (see eg/lwp on how to make LWP non-blocking).
230 - renamed Coro::Socket::new_inet to new.
231 - added Coro::Util, some utility functions.
232 - die/eval now works better (still get annoying (but true ;)
233 "Callback called exit" messages).
234 - Coro::Handle now supports timeout, and Coro::Socket Timeout.
235 - much better Coro::Socket support.
236
237 0.12 Fri Jul 27 04:19:01 CEST 2001
238 - do not use mmap if neither MAP_ANON nor MAP_ANONYMOUS is defined.
239 - very experimental stack sharing algorithm. not 100% safe but
240 should work well in practise ;)
241 - added Coro::RWLock.
242 - Coro::Specific now works.
243
244 0.11 Tue Jul 24 22:49:21 CEST 2001
245 - added specialized hack for newer and older linux versions (fast).
246 - renamed Coro::Event::IO to Coro::Handle.
247 - new module Coro::Socket.
248
249 0.1 Tue Jul 24 01:47:53 CEST 2001
250 - release candidate 3. A rather new internal structure :(
251 - the great renaming: Damian Conway gave me a suitable replacement
252 for yield.
253 - added Coro/libcoro, a portable coroutine implementation for C
254 (not even perl-dependent!!!), which can be used by Coro::State.
255 - renamed SAVE_DEFSV (on xs-level only) to avoid symbol clash in
256 perl-5.6.
257 - new function Coro::Event::idle.
258 - the idle process is now overriden
259 by default in Coro::Event.
260 - Coro::Channel now enforces the size.
261 - canceling events now works in all cases.
262 - Coro state now include $_ and $@.
263 - yet another bug workaround that I do not really understand :(
264 - new module Coro::Event::IO (very undocumented) to do
265 non-blocking i/o.
266 - performance tuning.
267
268 0.08 Thu Jul 19 06:13:25 CEST 2001
269 - release candidate 2 (new functionality).
270 - add Coro::State::flush function.
271 - transfer now supports a flags value (mostly for speed ATM).
272 - might compile and work in the presence of threads now.
273 - continuations have a saner syntax.
274 - no more memleaks.
275
276 0.07 Tue Jul 17 17:40:18 CEST 2001
277 - release candidate 1 ;)
278 - slightly nicer code.
279 - fixed a scheduling bug in Coro::Event.
280
281 0.06 Tue Jul 17 04:23:24 CEST 2001
282 - ok, I found the showstopper - the same sub must not be
283 re-entered in two different coroutines, otherwise => crash. I
284 see no easy solution to this problem, except by walking the call
285 chaing and saving/restoring the cv's, which is what I do now.
286 - memory leaks still latent, especially at thread termination.
287 - Coro::Event now works (haha).
288
289 0.05 Sun Jul 15 17:32:20 CEST 2001
290 - fixed a few issues in Coro::Event.
291 - I forgot to include Coro::Event in 0.04 :(:(:(
292
293 0.04 Sun Jul 15 05:24:59 CEST 2001
294 - @_ is now properly localized.
295 - Coro::State is now easier subclassable.
296 - Coro::Cont now coroutine-aware.
297 - Coro::Specific is a low-overhead module to create
298 coroutine-specific vars.
299 - Coro::Event provides a simple interface to Event.
300
301 0.03 Fri Jul 13 14:51:52 CEST 2001
302 - transfer() now implemented in XS (beware).
303 - new module Coro::Cont for really faked continuations.
304 - big internal architecture changes: Coro::State is now
305 really low-level and can thus be used to implement other
306 interesting things, While "Coro::" implements a process-like
307 model. Still crude and subject to change.
308 - $_ and $@ are no longer being localized.
309
310 0.02 Tue Jul 10 01:38:17 CEST 2001
311 - implemented "async" attribute.
312 - $_ and $@ are now localized.
313 - added Coro::Channel.
314 - more testcases, still no docs.
315
316 0.01 Tue Jul 3 02:18:41 CEST 2001
317 - original version; copied from Convert::Scalar.
318