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Last change
on this file since 283 was
271,
checked in by nanardon, 13 years ago
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- fixes, improvement and last slide
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File size:
412 bytes
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| 1 | #!/bin/env perl |
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| 2 | |
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| 3 | use strict; |
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| 4 | use warnings; |
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| 5 | use Getopt::Long; |
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| 6 | |
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| 7 | GetOptions( |
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| 8 | 'n' => \my $bynumber, |
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| 9 | ) or die "Wrong options given\n"; |
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| 10 | |
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| 11 | my ($serv, $proto) = @ARGV; |
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| 12 | $proto or die "Usage: $0 [-n] SERVICE PROTOCOL\n"; |
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| 13 | |
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| 14 | my @service = ($bynumber |
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| 15 | ? getservbyport($serv, $proto) |
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| 16 | : getservbyname($serv, $proto)) |
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| 17 | or die "Service $proto/$serv no found\n"; |
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| 18 | |
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| 19 | print(($bynumber ? $service[0] : $service[2]), "\n"); |
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