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| 1 | use strict; | |
| 2 | use warnings; | |
| 3 | ||
| 4 | use Socket qw( INADDR_LOOPBACK PF_INET SOCK_STREAM SOMAXCONN pack_sockaddr_in ); | |
| 5 | ||
| 6 | my $port = 9999; | |
| 7 | ||
| 8 | socket(my $socket1, PF_INET, SOCK_STREAM, 0) | |
| 9 | or die("socket[1]: $!\n");
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| 10 | ||
| 11 | bind($socket1, pack_sockaddr_in($port, INADDR_LOOPBACK)) | |
| 12 | or die("bind[1]: $!\n");
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| 13 | ||
| 14 | socket(my $socket2, PF_INET, SOCK_STREAM, 0) | |
| 15 | or die("socket[2]: $!\n");
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| 16 | ||
| 17 | bind($socket2, pack_sockaddr_in($port, INADDR_LOOPBACK)) | |
| 18 | - | or die("bind[2]: $!\n");
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| 18 | + | or die("bind[2]: $!\n"); # This fails (Address already in use)
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| 19 | ||
| 20 | listen($socket2, SOMAXCONN) | |
| 21 | or die("listen[2]: $!\n");
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| 22 | ||
| 23 | listen($socket1, SOMAXCONN) | |
| 24 | or die("listen[1]: $!\n"); |
