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nix/src/libutil/posix-source-accessor.hh
Eelco Dolstra a0162d5732 Improve SourceAccessor path display
Backported from lazy-trees. This allows SourceAccessors to show the
origin of the accessor. E.g. we now get

  copying '«git+https://github.com/blender/blender.git?ref=refs/heads/main&rev=4edc1389337dd3679ff66969c332d2aff52e1992»/' to the store

instead of

  copying '/' to the store
2023-11-20 18:54:36 +01:00

34 lines
817 B
C++

#pragma once
#include "source-accessor.hh"
namespace nix {
/**
* A source accessor that uses the Unix filesystem.
*/
struct PosixSourceAccessor : virtual SourceAccessor
{
/**
* The most recent mtime seen by lstat(). This is a hack to
* support dumpPathAndGetMtime(). Should remove this eventually.
*/
time_t mtime = 0;
void readFile(
const CanonPath & path,
Sink & sink,
std::function<void(uint64_t)> sizeCallback) override;
bool pathExists(const CanonPath & path) override;
std::optional<Stat> maybeLstat(const CanonPath & path) override;
DirEntries readDirectory(const CanonPath & path) override;
std::string readLink(const CanonPath & path) override;
std::optional<CanonPath> getPhysicalPath(const CanonPath & path) override;
};
}