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Revision: 1.132
Committed: Wed Nov 1 01:21:21 2006 UTC (17 years, 6 months ago) by root
Branch: MAIN
Changes since 1.131: +6 -4 lines
Log Message:
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File Contents

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