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Revision: 1.143
Committed: Mon Nov 6 19:26:10 2006 UTC (17 years, 6 months ago) by root
Branch: MAIN
Changes since 1.142: +2 -3 lines
Log Message:
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File Contents

# Content
1 Revision history for Perl extension Coro.
2
3 - made Coro::Util, Coro::Select, Coro::Handle and Coro::Socket
4 use AnyEvent, moved them to Coro/.
5 - added Coro::LWP which contains all the uglyness required to
6 make LWP non-blocking.
7 - should work with perl 5.9.x now (Andreas König made me do it).
8 - fixed another bug in Coro::Select when the timeout was undef.
9 - reuse PL_start_env for all coros, saves some memory per coroutine.
10 - manage PL_top_env differently, hopefully to avoid panic: top_env.
11 - timeout argument was not properly used in Coro::Socket.
12 - allow limited forms of subclassing in Coro::Handle/Coro::Socket.
13 - emulate undocumented(!) functionality of IO::Socket required
14 by LWP(!!).
15 - updated eg/lwp to work with newer lwp's.
16 - remove "FATAL: uncaught exception" prefix. Coroutines that die
17 kill the whole process, just as exceptions in the main "coroutine"
18 did already.
19
20 2.1 Wed Nov 1 23:01:13 CET 2006
21 - fix a long-standing bug in Coro::Select where select with
22 zero timeout would instead change the current default filehandle.
23 - use a simpler and hopefully more robust way to clone padlists
24 (uses less memory and a perl function instead of our own).
25 - coro can now create a stack guard area on many architectures.
26 - Coro::AIO properly reexports additional functions from IO::AIO.
27 - updated libcoro with a workaround for OS X,
28 pach and testing by Michael Schwern.
29
30 2.0 Tue Oct 24 05:47:17 CEST 2006
31 - support additional aio requests in Coro::AIO.
32
33 1.9 (never properly released due to a glitch)
34
35 1.8 Thu Feb 2 00:59:06 CET 2006
36 - applied suggested patch by SAMV to avoid problems during stupid
37 mark & sweep gc run.
38 - applied patch by Scott Walters for 5.9.3 compatibility.
39
40 1.7 Tue Dec 27 01:41:58 CET 2005
41 - added Coro::AIO, a thin wrapper around IO::AIO.
42 - improved Makefile.PL explanations.
43
44 1.6 Mon Dec 12 21:30:05 CET 2005
45 - additionally save PM_curpm might fix as-of-yet
46 unseen problems with regex matches being attributed to the
47 wrong package.
48 - add t/10_bugs.t, which currently checks against imho broken
49 perls that use 0.26MB of stack space per Perl_magic_get
50 invocation (newer linuxes) as opposed to the 0.0002MB perl
51 normally uses.
52 - make stacksize configurable for the ultimate debian experience.
53
54 1.51 Mon Dec 12 18:48:36 CET 2005
55 - remove debugging warn() accidentally left in Coro::Select.
56
57 1.5 Tue Nov 29 13:32:44 CET 2005
58 - use Coro::Event inside Coro::Select to avoid spurious deadlocks.
59 - fix Coro::Select 'select'.
60 - strict'ify some modules.
61 - libcoro errornously restored the SIGUSR2 handler to SIGUSR1.
62 - use XSLoader in selected modules.
63 - remove some 5.6 compatibility cruft.
64
65 1.4 Tue Sep 6 00:11:05 CEST 2005
66 - libcoro did not take into account the trampoline on amd64,
67 when 'l'inux method was used.
68
69 1.31 Tue Aug 30 23:31:33 CEST 2005
70 - some portability fixes/workarounds.
71
72 1.3 Sat Aug 20 03:08:56 CEST 2005
73 - no code changes. module seems to work fine.
74 - improve Coro::State docs, remove reference to nonexisting
75 Coro::State::flush method.
76 - no longer autodetect windows, present it as an option instead.
77
78 1.2 Mon May 16 02:00:55 CEST 2005
79 - included libcoro.c earlier in State.xs, might improve portability.
80 - use a faster and possibly more stable Coro::Cont implementation.
81 - accept x86_64 in addition to amd64 for optimized linux-amd64 support.
82 - fix bugs Coro::SemaphoreSet that could cause locks never to be freed.
83 - fix bugs in CoroAPI.h and document it in Coro::MakeMaker.
84
85 1.11 Thu Mar 3 18:00:52 CET 2005
86 - change of contact address.
87
88 1.1 Tue Feb 22 20:51:16 CET 2005
89 - support [l]inux method on amd64.
90 - allow some context switches while compiling/eval'ing.
91
92 1.0 Tue Aug 10 03:47:27 CEST 2004
93 - Event 0.89 fixes the bug again.
94 - fix the remaining(??) memleak. I didn't free the cache-AV for
95 padlists, so one AV per created anon-sub leaked.
96
97 0.97 Fri May 14 15:23:32 CEST 2004
98 - remove stupid gcc extension that was an experiment only anyway.
99
100 0.96 Thu May 13 18:09:29 CEST 2004
101 - tell people if they have yet another broken Event variant.
102 - made Coro to work _better_ with threads (it seems that, as long
103 as you use Coros in one thread only everything will work fine.
104 Looking at the perl source the problem might be missing locking
105 between Coro and some perl internal routines. That's not easily
106 fixable).
107 - (hopefully) got rid of the static xnext inside transfer.
108
109 0.95 Sun Feb 15 03:20:28 CET 2004
110 - removed Coro::State::flush, implemented a new and much
111 faster caching mechanism by attaching magic to the CV.
112 - a memleak with (real) closures remains.
113 - dramatically reduced size of stacks to 65536 (linux/x86), after
114 observing that even myhttpd never had more than a kilobyte
115 of stack in use (stack is still only physically allocated in
116 pagesize increments for systems suporting mmap).
117 - fix for a "cygwin-64" architecture added, proposed by Stefan Traby.
118 - fix for threaded perl.
119
120 0.9 Sun Nov 23 04:32:39 CET 2003
121 - fix a few very hard to track down but (of course) stupid
122 memory leaks.
123 - stringify version number to avoid locale problems :(.
124 - perl 5.9.0 does not have SvPADBUSY, reported by Scott Walters,
125 hopefully ignoring it "just works".
126
127 0.8 Wed Nov 5 19:38:40 CET 2003
128 - port to perl5.005_03, but only 5.8.x+ is supported!
129 - honor LocalAddr even without LocalPort in Coro::Socket.
130
131 0.7 Tue May 27 03:12:38 CEST 2003
132 - the version jump indicates some level of testing, not gobs
133 of new features.
134 - uh... I found the prompt function in ExtUtils::MakeMaker.
135 Highly correct stuff, that is...
136 - fixed(?) a bug with die's in coroutines causing "panic: top_env".
137 the fix is not well understood by the author, so beware :(.
138
139 0.652 Thu May 8 02:54:46 CEST 2003
140 - Applied patch by Slaven Rezic to set default to "s" on FreeBSD,
141 cause version 4 doesn't have ucontext.
142 - Benjamin Reed reported that setjmp works fine on darwin,
143 so preselect it.
144
145 0.651 Sat Mar 29 15:00:23 CET 2003
146 - fix a bug in Coro::Handle where some bytes could get lost
147 on reading, reported by jason@nichego.net.
148
149 0.65 Sun Mar 23 00:08:26 CET 2003
150 - added a README.linux-glibc.
151 - new module Coro::Select.
152 - also save/restore PL_comppad, fixes segfaults with 5.8.1.
153 (I never claimed that I know what I am doing ;).
154 - set default to setjmp/longjmp on non-x86-linux.
155
156 0.6 Thu Nov 21 11:09:06 CET 2002
157 - made lazy context switching the default.
158 - fixed the bug where SemaphoreSet::guard
159 was the same as timed_guard and timed_guard was missing.
160 - fix a memleak in Coro::Timer.
161 - reclassified context sharing as not experimental.
162
163 0.534 Sun Apr 14 03:05:12 CEST 2002
164 - fixed backspace => tab in header parsing (myhttpd).
165 - added eg/readline, for elmex.
166 - Coro::Event now calls ->start on first call instead of
167 ->again, which created wrong timeouts for the first ->next.
168 - fixed a bug where Coro::Socket returned a closed socket instead
169 of nothing on ECONNREFUSED and similar error conditions.
170
171 0.533 Mon Feb 18 18:49:40 CET 2002
172 - adapt to finally working Event-0.85.
173 - fixed buggy event initialization (trapped under windows, but how
174 could it possibly have worked anywhere?)
175
176 0.532 Wed Jan 16 02:45:32 CET 2002
177 - removed the reference to pp_entersub, might work on
178 (some) win32 perls now (testsuite works under cygwin,
179 without Event, which freezes).
180
181 0.531 Mon Dec 10 22:18:44 CET 2001
182 - Fixed a bug in SemaphoreSet::timed_down.
183
184 0.53 Tue Nov 27 21:11:13 CET 2001
185 - some tests for Event.
186 - slightly different internal architecture to get refcnt into the object
187 and not the reference. might fix a few bugs, certainly did introduce
188 new ones.
189 - Coro::Timer (independent of Event).
190 - new timed_wait functions for Coro::Signal, Semaphore, SemaphoreSet.
191
192 0.52 Tue Nov 6 21:36:18 CET 2001
193 - ported to cygwin (trivial).
194 patch by Gerrit P. Haase <gp@familiehaase.de>.
195 - small setjmp code fix by Sullivan.DanielJ@epamail.epa.gov.
196
197 0.51 Thu Nov 1 20:39:01 CET 2001
198 - terminate/cancel now work properly (otherwise termination
199 could cause a "next coroutine is not and contains not..."
200 error.
201 - added Coro::Socket::shutdown.
202 - Coro::Event::loop no is the same as Event::loop.
203 - implemented terminate with args + join.
204
205 0.5 Fri Sep 28 16:15:35 CEST 2001
206 - fixed "print" on a Coro::Handle. The print method worked.
207 - small tweaks (seem to reduce memory consumption a lot)
208 in various modules.
209 - splendid use of "no warnings" scattered throughout.
210 - added Coro::Handle::rbuf, fixed Coro::Handle::fh.
211
212 0.49 Sun Sep 16 02:42:45 CEST 2001
213 - changed some method calls to function calls for speed
214 inside Coro::Handle.
215 - make Coro::Handle use an array instead of a hash for
216 speed reasons.
217 - IRIX mystery solved: it's SGI's NT, after all: "standard, huh?".
218 sjlj and ucontext should now work.
219 - IRIX-specific port for libcoro.
220 - swapped order of accept results to match IO::Socket.
221 - changed getsock/peername to sock/peername to match IO::Socket.
222 - fixed a bug that caused segfault when returning to main task
223 under some circumstances.
224 - other bugfixes.
225
226 0.45 Sun Sep 2 02:54:01 CEST 2001
227 - new method Coro::Handle::timeout.
228 - corrected speling of set...name to get...name in Coro::Socket.
229 - Coro::Socket::accept now returns a Coro::Socket, not a Coro::Handle.
230 - Coro::Handle now supports fileno and FILENO.
231 - added eg/myhttpd, a web server.
232 - Coro::Socket now accepts numeric ports as well as "port(number)"
233 syntax.
234 - moved some scheduling primitives into xs code. more to come.
235 - new simple priority system.
236 - implemented Coro::Event using XS, almost four times faster!
237 - small memory corruption problem fixed (boy that was difficult).
238
239 0.13 Wed Aug 8 16:53:07 CEST 2001
240 - new method Coro::Handle::readline.
241 - added eg/lwp and Coro::Handle::autoflush, to make LWP work.
242 (see eg/lwp on how to make LWP non-blocking).
243 - renamed Coro::Socket::new_inet to new.
244 - added Coro::Util, some utility functions.
245 - die/eval now works better (still get annoying (but true ;)
246 "Callback called exit" messages).
247 - Coro::Handle now supports timeout, and Coro::Socket Timeout.
248 - much better Coro::Socket support.
249
250 0.12 Fri Jul 27 04:19:01 CEST 2001
251 - do not use mmap if neither MAP_ANON nor MAP_ANONYMOUS is defined.
252 - very experimental stack sharing algorithm. not 100% safe but
253 should work well in practise ;)
254 - added Coro::RWLock.
255 - Coro::Specific now works.
256
257 0.11 Tue Jul 24 22:49:21 CEST 2001
258 - added specialized hack for newer and older linux versions (fast).
259 - renamed Coro::Event::IO to Coro::Handle.
260 - new module Coro::Socket.
261
262 0.1 Tue Jul 24 01:47:53 CEST 2001
263 - release candidate 3. A rather new internal structure :(
264 - the great renaming: Damian Conway gave me a suitable replacement
265 for yield.
266 - added Coro/libcoro, a portable coroutine implementation for C
267 (not even perl-dependent!!!), which can be used by Coro::State.
268 - renamed SAVE_DEFSV (on xs-level only) to avoid symbol clash in
269 perl-5.6.
270 - new function Coro::Event::idle.
271 - the idle process is now overriden
272 by default in Coro::Event.
273 - Coro::Channel now enforces the size.
274 - canceling events now works in all cases.
275 - Coro state now include $_ and $@.
276 - yet another bug workaround that I do not really understand :(
277 - new module Coro::Event::IO (very undocumented) to do
278 non-blocking i/o.
279 - performance tuning.
280
281 0.08 Thu Jul 19 06:13:25 CEST 2001
282 - release candidate 2 (new functionality).
283 - add Coro::State::flush function.
284 - transfer now supports a flags value (mostly for speed ATM).
285 - might compile and work in the presence of threads now.
286 - continuations have a saner syntax.
287 - no more memleaks.
288
289 0.07 Tue Jul 17 17:40:18 CEST 2001
290 - release candidate 1 ;)
291 - slightly nicer code.
292 - fixed a scheduling bug in Coro::Event.
293
294 0.06 Tue Jul 17 04:23:24 CEST 2001
295 - ok, I found the showstopper - the same sub must not be
296 re-entered in two different coroutines, otherwise => crash. I
297 see no easy solution to this problem, except by walking the call
298 chaing and saving/restoring the cv's, which is what I do now.
299 - memory leaks still latent, especially at thread termination.
300 - Coro::Event now works (haha).
301
302 0.05 Sun Jul 15 17:32:20 CEST 2001
303 - fixed a few issues in Coro::Event.
304 - I forgot to include Coro::Event in 0.04 :(:(:(
305
306 0.04 Sun Jul 15 05:24:59 CEST 2001
307 - @_ is now properly localized.
308 - Coro::State is now easier subclassable.
309 - Coro::Cont now coroutine-aware.
310 - Coro::Specific is a low-overhead module to create
311 coroutine-specific vars.
312 - Coro::Event provides a simple interface to Event.
313
314 0.03 Fri Jul 13 14:51:52 CEST 2001
315 - transfer() now implemented in XS (beware).
316 - new module Coro::Cont for really faked continuations.
317 - big internal architecture changes: Coro::State is now
318 really low-level and can thus be used to implement other
319 interesting things, While "Coro::" implements a process-like
320 model. Still crude and subject to change.
321 - $_ and $@ are no longer being localized.
322
323 0.02 Tue Jul 10 01:38:17 CEST 2001
324 - implemented "async" attribute.
325 - $_ and $@ are now localized.
326 - added Coro::Channel.
327 - more testcases, still no docs.
328
329 0.01 Tue Jul 3 02:18:41 CEST 2001
330 - original version; copied from Convert::Scalar.
331