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Add a Store::addToStore() variant that accepts a NAR

Browse source 
As a side effect, this ensures that signatures are propagated when
copying paths between stores.

Also refactored import/export to make use of this.
This commit is contained in:
Eelco Dolstra 2016-05-04 13:36:54 +02:00
parent b6c768fb6a
commit 538a64e8c3
15 changed files with 235 additions and 338 deletions
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2
src/libstore/builtins.cc
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@ -31,7 +31,7 @@ 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 = decompress("xz", ref<std::string>(data.data));
data.data = decompress("xz", *data.data);
StringSource source(*data.data);
restorePath(storePath, source);
} else