… | |
… | |
16 | print "data> "; |
16 | print "data> "; |
17 | my $ev = $w->next; my $data = <STDIN>; |
17 | my $ev = $w->next; my $data = <STDIN>; |
18 | } |
18 | } |
19 | } |
19 | } |
20 | |
20 | |
21 | &loop; |
21 | loop; |
22 | |
22 | |
23 | =head1 DESCRIPTION |
23 | =head1 DESCRIPTION |
24 | |
24 | |
25 | This module enables you to create programs using the powerful Event model |
25 | This module enables you to create programs using the powerful Event model |
26 | (and module), while retaining the linear style known from simple or |
26 | (and module), while retaining the linear style known from simple or |
… | |
… | |
38 | |
38 | |
39 | =cut |
39 | =cut |
40 | |
40 | |
41 | package Coro::Event; |
41 | package Coro::Event; |
42 | |
42 | |
43 | no warnings; |
43 | no warnings qw(uninitialized); |
44 | |
44 | |
45 | use Carp; |
45 | use Carp; |
46 | |
46 | |
47 | use Coro; |
47 | use Coro; |
48 | use Event qw(unloop); # we are re-exporting this, cooool! |
48 | use Event qw(loop unloop); # we are re-exporting this, cooool! |
49 | |
49 | |
50 | use base 'Exporter'; |
50 | use base 'Exporter'; |
51 | |
51 | |
52 | @EXPORT = qw(loop unloop sweep); |
52 | @EXPORT = qw(loop unloop sweep reschedule); |
53 | |
53 | |
54 | BEGIN { |
54 | BEGIN { |
55 | $VERSION = 0.45; |
55 | $VERSION = 0.45; |
56 | |
56 | |
|
|
57 | local $^W = 0; # avoid redefine warning for Coro::ready |
57 | require XSLoader; |
58 | require XSLoader; |
58 | XSLoader::load Coro::Event, $VERSION; |
59 | XSLoader::load Coro::Event, $VERSION; |
59 | } |
60 | } |
60 | |
61 | |
61 | =item $w = Coro::Event->flavour(args...) |
62 | =item $w = Coro::Event->flavour(args...) |
… | |
… | |
91 | @{"${class}::ISA"} = (Coro::Event::, "Event::$flavour"); |
92 | @{"${class}::ISA"} = (Coro::Event::, "Event::$flavour"); |
92 | my $coronew = sub { |
93 | my $coronew = sub { |
93 | # how does one do method-call-by-name? |
94 | # how does one do method-call-by-name? |
94 | # my $w = $class->SUPER::$flavour(@_); |
95 | # my $w = $class->SUPER::$flavour(@_); |
95 | |
96 | |
96 | $_[0] eq Coro::Event:: |
97 | shift eq Coro::Event:: |
97 | or croak "event constructor \"Coro::Event->$flavour\" must be called as a static method"; |
98 | or croak "event constructor \"Coro::Event->$flavour\" must be called as a static method"; |
98 | |
99 | |
99 | my $q = []; # [$coro, $event] |
|
|
100 | my $w = $new->( |
100 | my $w = $new->($class, |
101 | desc => $flavour, |
101 | desc => $flavour, |
102 | @_, |
102 | @_, |
103 | parked => 1, |
103 | parked => 1, |
104 | ); |
104 | ); |
105 | _install_std_cb($w, $type); |
105 | _install_std_cb($w, $type); |
… | |
… | |
107 | }; |
107 | }; |
108 | *{ $flavour } = $coronew; |
108 | *{ $flavour } = $coronew; |
109 | *{"do_$flavour"} = sub { |
109 | *{"do_$flavour"} = sub { |
110 | unshift @_, Coro::Event::; |
110 | unshift @_, Coro::Event::; |
111 | my $e = (&$coronew)->next; |
111 | my $e = (&$coronew)->next; |
112 | $e->cancel; # $e = $e->w |
112 | $e->cancel; # $e = $e->w->cancel ($e == $e->w!) |
113 | $e; |
113 | $e; |
114 | }; |
114 | }; |
115 | } |
115 | } |
116 | |
116 | |
117 | # double calls to avoid stack-cloning ;() |
117 | # double calls to avoid stack-cloning ;() |
… | |
… | |
119 | sub next($) { |
119 | sub next($) { |
120 | &Coro::schedule if &_next; $_[0]; |
120 | &Coro::schedule if &_next; $_[0]; |
121 | } |
121 | } |
122 | |
122 | |
123 | sub Coro::Event::w { $_[0] } |
123 | sub Coro::Event::w { $_[0] } |
|
|
124 | sub Coro::Event::prio { $_[0]{Coro::Event}[3] } |
|
|
125 | sub Coro::Event::hits { $_[0]{Coro::Event}[4] } |
124 | sub Coro::Event::got { $_[0]{Coro::Event}[3] } |
126 | sub Coro::Event::got { $_[0]{Coro::Event}[5] } |
125 | sub Coro::Event::prio { croak "prio not supported yet, please mail to pcg\@goof.com" } |
|
|
126 | sub Coro::Event::hits { croak "hits not supported yet, please mail to pcg\@goof.com" } |
|
|
127 | |
127 | |
128 | =item sweep |
128 | =item sweep |
129 | |
129 | |
130 | Similar to Event::one_event and Event::sweep: The idle task is called once |
130 | Similar to Event::one_event and Event::sweep: The idle task is called once |
131 | (this has the effect of jumping back into the Event loop once to serve new |
131 | (this has the effect of jumping back into the Event loop once to serve new |
… | |
… | |
137 | into the Event dispatcher. |
137 | into the Event dispatcher. |
138 | |
138 | |
139 | =cut |
139 | =cut |
140 | |
140 | |
141 | sub sweep { |
141 | sub sweep { |
142 | one_event(0); # for now |
142 | Event::one_event(0); # for now |
143 | } |
143 | } |
144 | |
144 | |
145 | =item $result = loop([$timeout]) |
145 | =item $result = loop([$timeout]) |
146 | |
146 | |
147 | This is the version of C<loop> you should use instead of C<Event::loop> |
147 | This is the version of C<loop> you should use instead of C<Event::loop> |
… | |
… | |
155 | |
155 | |
156 | =end comment |
156 | =end comment |
157 | |
157 | |
158 | =cut |
158 | =cut |
159 | |
159 | |
|
|
160 | # no longer do something special - it's done internally now |
|
|
161 | |
160 | sub loop(;$) { |
162 | #sub loop(;$) { |
161 | local $Coro::idle = $Coro::current; |
163 | # #local $Coro::idle = $Coro::current; |
162 | Coro::schedule; # become idle task, which is implicitly ready |
164 | # #Coro::schedule; # become idle task, which is implicitly ready |
163 | &Event::loop; |
165 | # &Event::loop; |
164 | } |
166 | #} |
165 | |
167 | |
166 | =item unloop([$result]) |
168 | =item unloop([$result]) |
167 | |
169 | |
168 | Same as Event::unloop (provided here for your convinience only). |
170 | Same as Event::unloop (provided here for your convinience only). |
169 | |
171 | |
… | |
… | |
174 | Event::one_event; # inefficient |
176 | Event::one_event; # inefficient |
175 | Coro::schedule; |
177 | Coro::schedule; |
176 | } |
178 | } |
177 | }; |
179 | }; |
178 | |
180 | |
|
|
181 | # provide hooks for Coro::Timer |
|
|
182 | |
|
|
183 | package Coro::Timer; |
|
|
184 | |
|
|
185 | unless ($override) { |
|
|
186 | $override = 1; |
|
|
187 | *_new_timer = sub { |
|
|
188 | Event->timer(at => $_[0], cb => $_[1]); |
|
|
189 | }; |
|
|
190 | } |
|
|
191 | |
179 | 1; |
192 | 1; |
180 | |
193 | |
181 | =head1 AUTHOR |
194 | =head1 AUTHOR |
182 | |
195 | |
183 | Marc Lehmann <pcg@goof.com> |
196 | Marc Lehmann <pcg@goof.com> |