File indexing completed on 2024-04-28 03:42:51

 #!/usr/bin/perl -w
 use strict;
 use LWP::Simple;
 
 if ( $#ARGV != 0 ) {
     print "Usage: ./check_url.pl <filename>\n\n";
     exit(1);
 }
 
 open( INF, $ARGV[0] );
 
 while ( my $line = <INF> ) {
     chomp($line);
     my $i1 = index( $line, ":" );
     my $i2 = index( $line, "http" );
 
     if ( $i1 > -1 && $i2 > -1 ) {
     my $name = substr( $line, 0, $i1 );
     my $url = substr( $line, $i2 );
 
     &img_check($name, $url);
     }
 }
 
 close( INF );
 exit;
 
 
 sub img_check {
     my $name = shift;
     my $url = shift;
 
     if (head($url)) {
     } else {
     print "$name: $url\n";
     }
 } # end sub url_check