14 lines
323 B
Perl
14 lines
323 B
Perl
# If fork returns 0, the current process is the child and not the parent.
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# If an error occurs, fork returns a special undefined value called undef.
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$pid = fork();
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if ($pid == 0) {
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# We're in the child process.
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} elsif (! defined $pid) {
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# Not defined: means an error.
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} else {
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# Parent process.
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} |