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Test that nix-store --restore fails if the output already exists

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This restores the behaviour from before the std::filesystem
refactorings.
This commit is contained in:
Eelco Dolstra 2024-09-05 16:48:43 +02:00
parent 83d5b32803
commit da1ad28912
2 changed files with 5 additions and 1 deletions
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3
src/libutil/fs-sink.cc
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@ -71,7 +71,8 @@ static GlobalConfig::Register r1(&restoreSinkSettings);
void RestoreSink::createDirectory(const CanonPath & path)
{
std::filesystem::create_directory(dstPath / path.rel());
if (!std::filesystem::create_directory(dstPath / path.rel()))
throw Error("path '%s' already exists", (dstPath / path.rel()).string());
};
struct RestoreRegularFile : CreateRegularFileSink {