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Comparing Coro/Event/Event.pm (file contents):
Revision 1.39 by root, Fri Nov 24 00:09:08 2006 UTC vs.
Revision 1.42 by root, Fri Dec 1 02:24:46 2006 UTC

… …
37Please note that even programs or modules (such as 37Please note that even programs or modules (such as
38L<Coro::Handle|Coro::Handle>) that use "traditional" 38L<Coro::Handle|Coro::Handle>) that use "traditional"
39event-based/continuation style will run more efficient with this module 39event-based/continuation style will run more efficient with this module
40then when using only Event. 40then when using only Event.
41 41
42=head1 WARNING
43
44Please note that Event does not support coroutines or threads. That
45means that you B<MUST NOT> block in an event callback. Again: In Event
46callbacks, you I<must never ever> call a Coroutine fucntion that blocks
47the current coroutine.
48
49While this seems to work superficially, it will eventually cause memory
50corruption.
51
52=head1 FUNCTIONS
53
42=over 4 54=over 4
43 55
44=cut 56=cut
45 57
46package Coro::Event; 58package Coro::Event;
47 59
48BEGIN { eval { require warnings } && warnings->unimport ("uninitialized") } 60no warnings;
49 61
50use Carp; 62use Carp;
51no warnings; 63no warnings;
52 64
53use Coro; 65use Coro;
66use Coro::Timer;
54use Event qw(loop unloop); # we are re-exporting this, cooool! 67use Event qw(loop unloop); # we are re-exporting this, cooool!
55 68
56use XSLoader; 69use XSLoader;
57 70
58use base Exporter::; 71use base Exporter::;
59 72
60our @EXPORT = qw(loop unloop sweep reschedule); 73our @EXPORT = qw(loop unloop sweep);
61 74
62BEGIN { 75BEGIN {
63 our $VERSION = 1.9; 76 our $VERSION = 1.9;
64 77
65 local $^W = 0; # avoid redefine warning for Coro::ready; 78 local $^W = 0; # avoid redefine warning for Coro::ready;
66 XSLoader::load __PACKAGE__, $VERSION; 79 XSLoader::load __PACKAGE__, $VERSION;
67} 80}
68 81
69=item $w = Coro::Event->flavour(args...) 82=item $w = Coro::Event->flavour (args...)
70 83
71Create and return a watcher of the given type. 84Create and return a watcher of the given type.
72 85
73Examples: 86Examples:
74 87
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81 94
82Return the next event of the event queue of the watcher. 95Return the next event of the event queue of the watcher.
83 96
84=cut 97=cut
85 98
86=item do_flavour(args...) 99=item do_flavour args...
87 100
88Create a watcher of the given type and immediately call it's next 101Create a watcher of the given type and immediately call it's next
89method. This is less efficient then calling the constructor once and the 102method. This is less efficient then calling the constructor once and the
90next method often, but it does save typing sometimes. 103next method often, but it does save typing sometimes.
91 104
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122} 135}
123 136
124# double calls to avoid stack-cloning ;() 137# double calls to avoid stack-cloning ;()
125# is about 10% slower, though. 138# is about 10% slower, though.
126sub next($) { 139sub next($) {
127 &Coro::schedule if &_next; $_[0]; 140 &Coro::schedule while &_next;
141
142 $_[0]
128} 143}
129 144
130sub Coro::Event::w { $_[0] } 145sub Coro::Event::w { $_[0] }
131sub Coro::Event::prio { $_[0]{Coro::Event}[3] } 146sub Coro::Event::prio { $_[0]{Coro::Event}[3] }
132sub Coro::Event::hits { $_[0]{Coro::Event}[4] } 147sub Coro::Event::hits { $_[0]{Coro::Event}[4] }
… …
144into the Event dispatcher. 159into the Event dispatcher.
145 160
146=cut 161=cut
147 162
148sub sweep { 163sub sweep {
149 Event::one_event(0); # for now 164 Event::one_event 0; # for now
150} 165}
151 166
152=item $result = loop([$timeout]) 167=item $result = loop([$timeout])
153 168
154This is the version of C<loop> you should use instead of C<Event::loop> 169This is the version of C<loop> you should use instead of C<Event::loop>
… …
159 174
160Same as Event::unloop (provided here for your convinience only). 175Same as Event::unloop (provided here for your convinience only).
161 176
162=cut 177=cut
163 178
164$Coro::idle = new Coro sub { 179$Coro::idle = \&Event::one_event; # inefficient
165 while () {
166 Event::one_event; # inefficient
167 Coro::schedule;
168 }
169};
170
171# provide hooks for Coro::Timer
172
173package Coro::Timer;
174
175unless ($override) {
176 $override = 1;
177 *_new_timer = sub {
178 Event->timer(at => $_[0], cb => $_[1]);
179 };
180}
181 180
1821; 1811;
183 182
184=back 183=back
185 184

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