$ENV{PWD} is not portable 
   use File::chdir;
 
   $CWD = "/foo/bar";     # now in /foo/bar
   {
       local $CWD = "/moo/baz";  # now in /moo/baz
       ...
   }
 
   # still in /foo/bar!

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In reply to Re^2: running programs from PERL by Anonymous Monk
in thread running programs from PERL by metalnut

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