#!/bin/sh
#
# nwmtime -- emit defn of modification time of first file
#

eval 'exec perl -S $0 ${1+"$@"}'
  if $running_under_some_shell;

$first = 1;
while(<>) {
  print;
  if ($first && /\@file\s*(\S+)/) {
    $mtime_file = $1;
    $first = 0;
  } 
}

if (!$first) {
  my $filename = $mtime_file;
  my $mtime;

  #        localtime if you really want local time...
  $mtime = gmtime((stat $filename)[9]);
  print <<EOF;
\@begin code 000
\@defn modification time of first \@file
\@nl
\@text $mtime 
\@nl
\@end code 000
EOF
}