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#!/usr/bin/perl -w
#
# cmpVERSION - compare two Perl source trees for modules
# that have identical version numbers but different contents.
#
# Original by slaven@rezic.de, modified by jhi.
#
use strict;
use ExtUtils::MakeMaker;
use File::Compare;
use File::Find;
use File::Spec::Functions qw(rel2abs abs2rel catfile catdir curdir);
for (@ARGV[0, 1]) {
die "$0: '$_' does not look like Perl directory\n"
unless -f catfile($_, "perl.h") && -d catdir($_, "Porting");
}
my $dir2 = rel2abs($ARGV[1]);
chdir $ARGV[0] or die "$0: chdir '$ARGV[0]' failed: $!\n";
# Files to skip from the check for one reason or another,
# usually because they pull in their version from some other file.
my %skip;
@skip{
'./lib/Carp/Heavy.pm',
'./lib/Exporter/Heavy.pm',
'./win32/FindExt.pm'
} = ();
my $skip_dirs = qr|^\./t/lib|;
my @wanted;
find(
sub { /\.pm$/ &&
$File::Find::dir !~ $skip_dirs &&
! exists $skip{$File::Find::name}
&&
do { my $file2 =
catfile(catdir($dir2, $File::Find::dir), $_);
(my $xs_file1 = $_) =~ s/\.pm$/.xs/;
(my $xs_file2 = $file2) =~ s/\.pm$/.xs/;
if (-e $xs_file1 && -e $xs_file2) {
return if compare($_, $file2) == 0 &&
compare($xs_file1, $xs_file2) == 0;
} else {
return if compare($_, $file2) == 0;
}
my $version1 = eval {MM->parse_version($_)};
my $version2 = eval {MM->parse_version($file2)};
push @wanted, $File::Find::name
if defined $version1 &&
defined $version2 &&
$version1 eq $version2
} }, curdir);
print map { $_, "\n" } sort @wanted;
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