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24 lines
570 B
Perl
24 lines
570 B
Perl
use Socket;
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use IO::Handle;
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socketpair(CHILDHANDLE, PARENTHANDLE, AF_UNIX, SOCK_STREAM, PF_UNSPEC)
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or die "Could not create socketpair.";
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CHILDHANDLE->autoflush(1);
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PARENTHANDLE->autoflush(1);
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if ($pid = fork) {
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close PARENTHANDLE;
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print CHILDHANDLE "the parent!\n";
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$line = <CHILDHANDLE>;
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print "Parent: $line";
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close CHILDHANDLE;
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waitpid($pid,0);
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} else {
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close CHILDHANDLE;
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$line = <PARENTHANDLE>;
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print "Child : $line";
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print PARENTHANDLE "from the child!\n";
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close PARENTHANDLE;
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exit;
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} |