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<nix/fetchurl.nix>: Support xz-compressed NARs

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This commit is contained in:
Eelco Dolstra 2015-10-30 12:33:40 +01:00
parent dae5dc7ade
commit 1f735a3440
7 changed files with 80 additions and 2 deletions
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3
src/libstore/builtins.cc
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@ -2,6 +2,7 @@
#include "download.hh"
#include "store-api.hh"
#include "archive.hh"
#include "compression.hh"
namespace nix {
@ -28,6 +29,8 @@ void builtinFetchurl(const BasicDerivation & drv)
auto unpack = drv.env.find("unpack");
if (unpack != drv.env.end() && unpack->second == "1") {
if (string(data.data, 0, 6) == string("\xfd" "7zXZ\0", 6))
data.data = decompressXZ(data.data);
StringSource source(data.data);
restorePath(storePath, source);
} else