nixos/nix
1
1
Fork 0
mirror of https://github.com/NixOS/nix.git synced 2025-11-17 07:52:43 +01:00
Code Activity

StorePath: Rewrite in C++

Browse source 
On nix-env -qa -f '<nixpkgs>', this reduces maximum RSS by 20970 KiB
and runtime by 0.8%. This is mostly because we're not parsing the hash
part as a hash anymore (just validating that it consists of base-32
characters).

Also, replace storePathToHash() by StorePath::hashPart().
This commit is contained in:
Eelco Dolstra 2020-06-16 14:16:39 +02:00
parent 72e17290d4
commit 759947bf72
21 changed files with 110 additions and 111 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/libstore/remote-fs-accessor.cc
View file

@ -19,7 +19,7 @@ RemoteFSAccessor::RemoteFSAccessor(ref<Store> store, const Path & cacheDir)
Path RemoteFSAccessor::makeCacheFile(const Path & storePath, const std::string & ext)
{
assert(cacheDir != "");
return fmt("%s/%s.%s", cacheDir, storePathToHash(storePath), ext);
return fmt("%s/%s.%s", cacheDir, store->parseStorePath(storePath).hashPart(), ext);
}
void RemoteFSAccessor::addToCache(const Path & storePath, const std::string & nar,