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33e4a02870
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@8145 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
23 lines
385 B
Perl
23 lines
385 B
Perl
package TEAL::Semaphore;
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use strict;
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use warnings;
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require IPC::SysV;
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sub new {
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my $class = shift;
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my $self = {};
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my $key = IPC::SysV::ftok("/var/log/teal",0x646c6100);
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$self->{ID} = semget($key,1,0);
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bless $self,$class;
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return $self;
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}
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sub post {
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my $self = shift;
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my $op = pack("s!3",0,1,0);
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semop $self->{ID},$op || die "failed to post"
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}
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1;
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