debian/ConfigUtils.pm

   1 # This is -*- perl -*-
   2
   3 package Debian::OpenAFS::ConfigUtils;
   4
   5 use strict;
   6 use vars qw( @ISA @EXPORT @unwinds);
   7 @ISA = qw(Exporter);
   8 require Exporter;
   9 @EXPORT = qw(@unwinds run unwind);
  10
  11 sub run ($) {
  12   print join(' ', @_);
  13   print "\n";
  14   system (@_)  == 0
  15     or die "Failed: $?\n";
  16 }
  17
  18 # This subroutine takes a command to run in case of failure.  After
  19 # each succesful step, this routine should be run with a command to
  20 # undo the successful step.
  21
  22          sub unwind($) {
  23            push @unwinds, $_[0];
  24          }
  25
  26 1;