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23 | This module collection manages coroutines. Coroutines are similar to |
23 | This module collection manages coroutines. Coroutines are similar to |
24 | Threads but don't run in parallel. |
24 | Threads but don't run in parallel. |
25 | |
25 | |
26 | This module is still experimental, see the BUGS section below. |
26 | This module is still experimental, see the BUGS section below. |
27 | |
27 | |
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28 | In this module, coroutines are defined as "callchain + lexical variables |
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29 | + @_ + $_ + $@ + $^W), that is, a coroutine has it's own callchain, it's |
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30 | own set of lexicals and it's own set of perl's most important global |
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31 | variables. |
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32 | |
28 | =cut |
33 | =cut |
29 | |
34 | |
30 | package Coro; |
35 | package Coro; |
31 | |
36 | |
32 | use Coro::State; |
37 | use Coro::State; |
33 | |
38 | |
34 | use base Exporter; |
39 | use base Exporter; |
35 | |
40 | |
36 | $VERSION = 0.09; |
41 | $VERSION = 0.10; |
37 | |
42 | |
38 | @EXPORT = qw(async yield schedule terminate current); |
43 | @EXPORT = qw(async yield schedule terminate current); |
39 | @EXPORT_OK = qw($current); |
44 | @EXPORT_OK = qw($current); |
40 | |
45 | |
41 | { |
46 | { |
42 | use subs 'async'; |
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43 | |
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44 | my @async; |
47 | my @async; |
45 | |
48 | |
46 | # this way of handling attributes simply is NOT scalable ;() |
49 | # this way of handling attributes simply is NOT scalable ;() |
47 | sub import { |
50 | sub import { |
48 | Coro->export_to_level(1, @_); |
51 | Coro->export_to_level(1, @_); |
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60 | return $old ? $old->($package, $ref, @attrs) : @attrs; |
63 | return $old ? $old->($package, $ref, @attrs) : @attrs; |
61 | }; |
64 | }; |
62 | } |
65 | } |
63 | |
66 | |
64 | sub INIT { |
67 | sub INIT { |
65 | async pop @async while @async; |
68 | &async(pop @async) while @async; |
66 | } |
69 | } |
67 | } |
70 | } |
68 | |
71 | |
69 | =item $main |
72 | =item $main |
70 | |
73 | |
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234 | - if variables or arguments "disappear" (become undef) or become |
237 | - if variables or arguments "disappear" (become undef) or become |
235 | corrupted please contact the author so he cen iron out the |
238 | corrupted please contact the author so he cen iron out the |
236 | remaining bugs. |
239 | remaining bugs. |
237 | - this module is not thread-safe. You must only ever use this module from |
240 | - this module is not thread-safe. You must only ever use this module from |
238 | the same thread (this requirement might be loosened in the future to |
241 | the same thread (this requirement might be loosened in the future to |
239 | allow per-thread schedulers, but Coro::Satte does not yet allow this). |
242 | allow per-thread schedulers, but Coro::State does not yet allow this). |
240 | |
243 | |
241 | =head1 SEE ALSO |
244 | =head1 SEE ALSO |
242 | |
245 | |
243 | L<Coro::Channel>, L<Coro::Cont>, L<Coro::Specific>, L<Coro::Semaphore>, |
246 | L<Coro::Channel>, L<Coro::Cont>, L<Coro::Specific>, L<Coro::Semaphore>, |
244 | L<Coro::Signal>, L<Coro::State>, L<Coro::Event>. |
247 | L<Coro::Signal>, L<Coro::State>, L<Coro::Event>. |