# compare two files
sub compare {
my $file1 = shift;
my $file2 = shift;
open(F1, $file1) || return 0;
open(F2, $file2) || return 0;
my $res = 1;
my $count = 0;
while (<F1>)
{
$count++;
my $comp1 = $_;
# remove newline/carriage return (in case these aren't both Unix)
$comp1 =~ s/\n//;
$comp1 =~ s/\r//;
my $comp2 = <F2>;
# check if F2 has less lines than F1
if (!defined $comp2)
{
print "error - line $count does not exist in $file2\n $file1 : $comp1\n";
close(F1);
close(F2);
return 0;
}
# remove newline/carriage return
$comp2 =~ s/\n//;
$comp2 =~ s/\r//;
if ($comp1 ne $comp2)
{
print "error - line $count not equal\n $file1 : $comp1\n $file2 : $comp2\n";
close(F1);
close(F2);
return 0;
}
}
close(F1);
# check if F2 has more lines than F1
if (defined($comp2 = <F2>))
{
$comp2 =~ s/\n//;
$comp2 =~ s/\r//;
print "error - extra line in $file2 : '$comp2'\n";
$res = 0;
}
close(F2);
return $res;
}
1;