# {{{ main_init             main initialization routine
#
sub main_init {
  #
  # The priority of configurations is:
  # 1. command line parameters
  # 2. .elricrc file
  # 3. defaults/autodetection

  # At every beginning of a block - if you have to declare my variables...
  my $cpu      = '';
  my $get_opt  = '';

  if(-e '.elricrc') {
    $config = ConfigReader::Simple->new(&globalconf('rscfile'));
    $config->parse();
    $cpu = $config->get('cpu') || &num_cpus;
  }
  $get_opt       = GetOptions('cpu=i', \$cpu,
                              'c=i',   \$cpu,
                              'help',  \&print_usage_cmdline,
                              'h',     \&print_usage_cmdline,
                              'v',     \&print_version);

  &print_welcome;
  &globalconf('cpu',$cpu);
}
# }}}


   Give emacs hints what this source is all about:

   # For Emacs: -*- mode:cperl; mode:folding -*-
   
   Yes, use cperl-mode