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nix/src/libutil/posix-source-accessor.hh

34 lines
809 B
C++

#pragma once
#include "source-accessor.hh"
namespace nix {
/**
* A source accessor that uses the Unix filesystem.
*/
struct PosixSourceAccessor : 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;
};
}