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Best method to capture return code from system calls?

by bwelch (Curate)
on Aug 24, 2005 at 14:25 UTC ( [id://486200] : perlquestion . print w/replies, xml ) Need Help??

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  1. or download this
    use strict;
    system( "cp /analysis/fasta1.fa /analysis2/fasta1.fa" ) 
        or die print "Can't copy fasta file: $! \n";
  2. or download this
    use strict;
    &doSystemCommand(  "cp /analysis/fasta1.fa /analysis2/fasta1.fa"  );
            die "Failed executing [$systemCommand]\n";