From d7d7910ba48d898bda2db92a4f16a6179c855f7d Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Wed, 16 Nov 2011 16:25:38 +0000
Subject: [PATCH] * Don't decompress the manifests in /nix/var/nix/manifest.
This saves disk space, and, since they're typically only decompressed once
(to fill the manifest cache), doesn't make things slower.
---
perl/lib/Nix/Manifest.pm | 10 ++++++++--
scripts/nix-pull.in | 11 +----------
2 files changed, 9 insertions(+), 12 deletions(-)
diff --git a/perl/lib/Nix/Manifest.pm b/perl/lib/Nix/Manifest.pm
index 21c61d284..9c891abb8 100644
--- a/perl/lib/Nix/Manifest.pm
+++ b/perl/lib/Nix/Manifest.pm
@@ -53,8 +53,14 @@ sub addPatch {
sub readManifest_ {
my ($manifest, $addNAR, $addPatch) = @_;
- open MANIFEST, "<$manifest"
- or die "cannot open `$manifest': $!";
+ # Decompress the manifest if necessary.
+ if ($manifest =~ /\.bz2$/) {
+ open MANIFEST, "$Nix::Config::bzip2 -d < $manifest |"
+ or die "cannot decompress `$manifest': $!";
+ } else {
+ open MANIFEST, "<$manifest"
+ or die "cannot open `$manifest': $!";
+ }
my $inside = 0;
my $type;
diff --git a/scripts/nix-pull.in b/scripts/nix-pull.in
index f3cba0c02..d8352b277 100755
--- a/scripts/nix-pull.in
+++ b/scripts/nix-pull.in
@@ -59,16 +59,7 @@ sub processURL {
# First see if a bzipped manifest is available.
if (system("$Nix::Config::curl --fail --silent --head '$url'.bz2 > /dev/null") == 0) {
print "fetching list of Nix archives at `$url.bz2'...\n";
- my $bzipped = downloadFile "$url.bz2";
-
- $manifest = "$tmpDir/MANIFEST";
-
- system("$Nix::Config::bzip2 -d < $bzipped > $manifest") == 0
- or die "cannot decompress manifest";
-
- $manifest = (`$Nix::Config::binDir/nix-store --add $manifest`
- or die "cannot copy $manifest to the store");
- chomp $manifest;
+ $manifest = downloadFile "$url.bz2";
}
# Otherwise, just get the uncompressed manifest.
--
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