nixos/nix
1
1
Fork 0
mirror of https://github.com/NixOS/nix.git synced 2025-11-20 17:29:36 +01:00
Code Activity

Merge remote-tracking branch 'origin/master' into substitute-other-storedir

Browse source
This commit is contained in:
Matthew Bauer 2020-06-30 16:35:08 -04:00
commit 09833126f3
15 changed files with 113 additions and 46 deletions
Download patch file Download diff file Expand all files Collapse all files

7
src/libstore/build.cc
View file

@ -1950,8 +1950,11 @@ void linkOrCopy(const Path & from, const Path & to)
/* Hard-linking fails if we exceed the maximum link count on a
file (e.g. 32000 of ext3), which is quite possible after a
'nix-store --optimise'. FIXME: actually, why don't we just
bind-mount in this case? */
if (errno != EMLINK)
bind-mount in this case?
It can also fail with EPERM in BeegFS v7 and earlier versions
which don't allow hard-links to other directories */
if (errno != EMLINK && errno != EPERM)
throw SysError("linking '%s' to '%s'", to, from);
copyPath(from, to);
}

17
src/libstore/derivations.cc
View file

@ -404,7 +404,7 @@ static DerivationOutput readDerivationOutput(Source & in, const Store & store)
{
auto path = store.parseStorePath(readString(in));
auto hashAlgo = readString(in);
const auto hash = readString(in);
auto hash = readString(in);
std::optional<FixedOutputHash> fsh;
if (hashAlgo != "") {
@ -413,7 +413,7 @@ static DerivationOutput readDerivationOutput(Source & in, const Store & store)
method = FileIngestionMethod::Recursive;
hashAlgo = string(hashAlgo, 2);
}
const HashType hashType = parseHashType(hashAlgo);
auto hashType = parseHashType(hashAlgo);
fsh = FixedOutputHash {
.method = std::move(method),
.hash = Hash(hash, hashType),
@ -463,11 +463,16 @@ Source & readDerivation(Source & in, const Store & store, BasicDerivation & drv)
void writeDerivation(Sink & out, const Store & store, const BasicDerivation & drv)
{
out << drv.outputs.size();
for (auto & i : drv.outputs)
for (auto & i : drv.outputs) {
out << i.first
<< store.printStorePath(i.second.path)
<< i.second.hash->printMethodAlgo()
<< i.second.hash->hash.to_string(Base16, false);
<< store.printStorePath(i.second.path);
if (i.second.hash) {
out << i.second.hash->printMethodAlgo()
<< i.second.hash->hash.to_string(Base16, false);
} else {
out << "" << "";
}
}
writeStorePaths(store, out, drv.inputSrcs);
out << drv.platform << drv.builder << drv.args;
out << drv.env.size();