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#! /usr/bin/perl -w -I.
use strict;
use readmanifest;
die unless scalar @ARGV == 2;
my $cache = $ARGV[0];
my $manifest = $ARGV[1];
my %narFiles;
my %patches;
my %successors;
readManifest $manifest, \%narFiles, \%patches, \%successors;
foreach my $storePath (keys %narFiles) {
my $narFileList = $narFiles{$storePath};
foreach my $narFile (@{$narFileList}) {
if (!defined $narFile->{size} or
!defined $narFile->{narHash})
{
$narFile->{url} =~ /\/([^\/]+)$/;
die unless defined $1;
my $fn = "$cache/$1";
my @info = stat $fn or die;
$narFile->{size} = $info[7];
my $narHash;
my $hashFile = "$fn.NARHASH";
if (-e $hashFile) {
open HASH, "<$hashFile" or die;
$narHash = <HASH>;
close HASH;
} else {
print "$fn\n";
$narHash = `bunzip2 < '$fn' | nix-hash --flat /dev/stdin` or die;
open HASH, ">$hashFile" or die;
print HASH $narHash;
close HASH;
}
chomp $narHash;
$narFile->{narHash} = $narHash;
}
}
}
if (! -e "$manifest.backup") {
system "mv --reply=no '$manifest' '$manifest.backup'";
}
writeManifest $manifest, \%narFiles, \%patches, \%successors;
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