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fetchurl: Respect unpack

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Fixes #2393.

(cherry picked from commit 2d91012754)
This commit is contained in:
Eelco Dolstra 2018-09-05 21:22:37 +02:00
parent b4441c9690
commit 46c8fcca97
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GPG key ID: 8170B4726D7198DE
1 changed files with 3 additions and 2 deletions
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5
src/libstore/builtins/fetchurl.cc
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@ -24,6 +24,7 @@ void builtinFetchurl(const BasicDerivation & drv, const std::string & netrcData)
Path storePath = getAttr("out");
auto mainUrl = getAttr("url");
bool unpack = get(drv.env, "unpack", "") == "1";
/* Note: have to use a fresh downloader here because we're in
a forked process. */
@ -40,12 +41,12 @@ void builtinFetchurl(const BasicDerivation & drv, const std::string & netrcData)
request.decompress = false;
auto decompressor = makeDecompressionSink(
hasSuffix(mainUrl, ".xz") ? "xz" : "none", sink);
unpack && hasSuffix(mainUrl, ".xz") ? "xz" : "none", sink);
downloader->download(std::move(request), *decompressor);
decompressor->finish();
});
if (get(drv.env, "unpack", "") == "1")
if (unpack)
restorePath(storePath, *source);
else
writeFile(storePath, *source);