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1 | #!/usr/bin/perl -w |
2 | |
3 | # |
4 | # cmpVERSION - compare two Perl source trees for modules |
5 | # that have identical version numbers but different contents. |
6 | # |
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7 | # withg -d option, output the diffs too |
8 | # |
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9 | # Original by slaven@rezic.de, modified by jhi. |
10 | # |
11 | |
12 | use strict; |
13 | |
14 | use ExtUtils::MakeMaker; |
15 | use File::Compare; |
16 | use File::Find; |
17 | use File::Spec::Functions qw(rel2abs abs2rel catfile catdir curdir); |
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18 | use Getopt::Std; |
19 | |
20 | sub usage { |
21 | die <<'EOF'; |
22 | usage: $0 [ -d ] source_dir1 source_dir2 |
23 | EOF |
24 | } |
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25 | |
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26 | my %opts; |
27 | getopts('d', \%opts) or usage; |
28 | @ARGV == 2 or usage; |
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29 | |
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30 | for (@ARGV[0, 1]) { |
31 | die "$0: '$_' does not look like Perl directory\n" |
32 | unless -f catfile($_, "perl.h") && -d catdir($_, "Porting"); |
33 | } |
34 | |
35 | my $dir2 = rel2abs($ARGV[1]); |
36 | chdir $ARGV[0] or die "$0: chdir '$ARGV[0]' failed: $!\n"; |
37 | |
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38 | # Files to skip from the check for one reason or another, |
39 | # usually because they pull in their version from some other file. |
40 | my %skip; |
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41 | @skip{ |
42 | './lib/Carp/Heavy.pm', |
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43 | './lib/Exporter/Heavy.pm', |
44 | './win32/FindExt.pm' |
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45 | } = (); |
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46 | my $skip_dirs = qr|^\./t/lib|; |
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47 | |
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48 | my @wanted; |
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49 | my @diffs; |
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50 | find( |
51 | sub { /\.pm$/ && |
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52 | $File::Find::dir !~ $skip_dirs && |
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53 | ! exists $skip{$File::Find::name} |
54 | && |
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55 | do { my $file2 = |
56 | catfile(catdir($dir2, $File::Find::dir), $_); |
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57 | (my $xs_file1 = $_) =~ s/\.pm$/.xs/; |
58 | (my $xs_file2 = $file2) =~ s/\.pm$/.xs/; |
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59 | my $eq1 = compare($_, $file2) == 0; |
60 | my $eq2 = 1; |
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61 | if (-e $xs_file1 && -e $xs_file2) { |
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62 | $eq2 = compare($xs_file1, $xs_file2) == 0; |
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63 | } |
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64 | return if $eq1 && $eq2; |
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65 | my $version1 = eval {MM->parse_version($_)}; |
66 | my $version2 = eval {MM->parse_version($file2)}; |
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67 | return unless |
68 | defined $version1 && |
69 | defined $version2 && |
70 | $version1 eq $version2; |
71 | push @wanted, $File::Find::name; |
72 | push @diffs, [ "$File::Find::dir/$_", $file2 ] unless $eq1; |
73 | push @diffs, [ "$File::Find::dir/$xs_file1", $xs_file2 ] |
74 | unless $eq2; |
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75 | } }, curdir); |
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76 | for (sort @wanted) { |
77 | print "$_\n"; |
78 | } |
79 | exit unless $opts{d}; |
80 | for (sort { $a->[0] cmp $b->[0] } @diffs) { |
81 | print "\n"; |
82 | system "diff -du '$_->[0]' '$_->[1]'"; |
83 | } |
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84 | |