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Revision: 1.118
Committed: Mon Dec 12 20:28:30 2005 UTC (18 years, 5 months ago) by root
Branch: MAIN
Changes since 1.117: +5 -0 lines
Log Message:
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File Contents

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