about summary refs log tree commit diff
path: root/scripts/maintenance/gc-releases.pl
blob: 2bdd154a6539f6d297bba56486ef4e69a479b356 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
#! /usr/bin/perl -w -I. -I..

use strict;
use readmanifest;
use readcache;


# Read the manifests.
my %narFiles;
my %patches;
my %successors;

foreach my $manifest (@ARGV) {
    print STDERR "loading $manifest\n";
    if (readManifest($manifest, \%narFiles, \%patches, \%successors, 1) < 3) {
#        die "manifest `$manifest' is too old (i.e., for Nix <= 0.7)\n";
    }
}


# Find the live archives.
my %usedFiles;

foreach my $narFile (keys %narFiles) {
    foreach my $file (@{$narFiles{$narFile}}) {
        $file->{url} =~ /\/([^\/]+)$/;
        my $basename = $1;
        die unless defined $basename;
#        print $basename, "\n";
        $usedFiles{$basename} = 1;
        print STDERR "missing archive `$basename'\n"
            unless defined $readcache::archives{$basename};
    }
}

foreach my $patch (keys %patches) {
    foreach my $file (@{$patches{$patch}}) {
        $file->{url} =~ /\/([^\/]+)$/;
        my $basename = $1;
        die unless defined $basename;
#        print $basename, "\n";
        $usedFiles{$basename} = 1;
        die "missing archive `$basename'"
            unless defined $readcache::archives{$basename};
    }
}


# Print out the dead archives.
foreach my $archive (keys %readcache::archives) {
    next if $archive eq "." || $archive eq "..";
    if (!defined $usedFiles{$archive}) {
        print $readcache::archives{$archive}, "\n";
    }
}