#!/usr/local/bin/perl
use Pod::Diff;
use strict;
my $USAGE =
"usage: poddiff file1 file2\n" .
" or poddiff file1 ... dir\n";
# Check the usage
if (scalar(@ARGV) < 2) {
print $USAGE;
exit 1;
}
# Handle the directory case
elsif (-d $ARGV[$#ARGV]) {
my $dir = pop(@ARGV);
my $file1;
my $file2;
my @diff;
for $file1 (@ARGV) {
$file2 = "$dir/$file1";
@diff = pod_diff_files($file1, $file2);
print "$file1: " . scalar(@diff) . " paragraphs differ\n";
if (@diff) {
print join("\n", @diff), "\n";
}
}
}
# Handle the simple case
elsif (scalar(@ARGV) == 2) {
my @diff = POD::Diff::pod_diff_files(@ARGV);
if (@diff) {
print scalar(@diff) . " paragraphs differ\n";
print join("\n", @diff), "\n";
}
}
else {
print $USAGE;
exit 1;
}
# Print some statistics
pod_diff_print_stats(\*STDOUT);