| 1 | #!/usr/bin/perl |
1 | #!/usr/bin/perl |
| 2 | |
2 | |
| 3 | # this hack shows how one can overwrite IO::Socket::INET to provide |
3 | use Coro; |
| 4 | # non-blocking sockets by default. This makes lwp magically |
4 | use Coro::AnyEvent; |
| 5 | # non-blocking. I hope. |
5 | use Coro::LWP; # should be use'd as early as possible |
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6 | use LWP::Simple; |
| 6 | |
7 | |
| 7 | { |
8 | $SIG{PIPE} = 'IGNORE'; |
| 8 | # this is all the required magic: we replace the constructor. |
9 | |
| 9 | use Coro::Socket; |
10 | my @pids; |
| 10 | use IO::Socket::INET; |
11 | |
| 11 | sub IO::Socket::INET::new { |
12 | for (1..1) { |
| 12 | shift; new Coro::Socket @_; |
13 | push @pid, async { |
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14 | print "starting to fetch http://www.google.de/\n"; |
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15 | get "http://www.google.de/"; |
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16 | print "fetched http://www.google.de/\n"; |
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17 | }; |
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18 | |
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19 | push @pid, async { |
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20 | print "starting to fetch http://www.yahoo.com/\n"; |
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21 | get "http://www.yahoo.com/"; |
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22 | print "fetched http://www.yahoo.com/\n"; |
| 13 | }; |
23 | }; |
| 14 | } |
24 | } |
| 15 | |
25 | |
| 16 | use Coro; |
26 | $_->join for @pid; |
| 17 | use Coro::Event; |
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| 18 | use LWP::Simple; |
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| 19 | |
27 | |
| 20 | async { |
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| 21 | print "hi\n"; |
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| 22 | get "http://localhost/"; |
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| 23 | print "ho\n"; |
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| 24 | |
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| 25 | }; |
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| 26 | |
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| 27 | async { |
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| 28 | print "hi2\n"; |
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| 29 | get "http://localhost/"; |
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| 30 | print "ho2\n"; |
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| 31 | }; |
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| 32 | |
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| 33 | loop; |
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