+
+ # In non-verbose, we want to shut up the command interpreter, in case
+ # it has something to complain about. On VMS, it might complain both
+ # on stdout and stderr
+ my $save_STDOUT;
+ my $save_STDERR;
+ if ($ENV{HARNESS_ACTIVE} && !$ENV{HARNESS_VERBOSE}) {
+ open $save_STDOUT, '>&', \*STDOUT or die "Can't dup STDOUT: $!";
+ open $save_STDERR, '>&', \*STDERR or die "Can't dup STDERR: $!";
+ open STDOUT, ">", devnull();
+ open STDERR, ">", devnull();
+ }
+
+ # The dance we do with $? is the same dance the Unix shells appear to
+ # do. For example, a program that gets aborted (and therefore signals
+ # SIGABRT = 6) will appear to exit with the code 134. We mimic this
+ # to make it easier to compare with a manual run of the command.