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Merge FSAccessor into SourceAccessor

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This commit is contained in:
Eelco Dolstra 2023-11-01 17:09:28 +01:00
parent 581693bdea
commit 1a902f5fa7
25 changed files with 178 additions and 224 deletions
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5
src/libutil/source-accessor.cc
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@ -10,6 +10,11 @@ SourceAccessor::SourceAccessor()
{
}
bool SourceAccessor::pathExists(const CanonPath & path)
{
return maybeLstat(path).has_value();
}
std::string SourceAccessor::readFile(const CanonPath & path)
{
StringSink sink;

22
src/libutil/source-accessor.hh
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@ -40,7 +40,7 @@ struct SourceAccessor
Sink & sink,
std::function<void(uint64_t)> sizeCallback = [](uint64_t size){});
virtual bool pathExists(const CanonPath & path) = 0;
virtual bool pathExists(const CanonPath & path);
enum Type {
tRegular, tSymlink, tDirectory,
@ -57,8 +57,24 @@ struct SourceAccessor
struct Stat
{
Type type = tMisc;
//uint64_t fileSize = 0; // regular files only
bool isExecutable = false; // regular files only
/**
* For regular files only: the size of the file. Not all
* accessors return this since it may be too expensive to
* compute.
*/
std::optional<uint64_t> fileSize;
/**
* For regular files only: whether this is an executable.
*/
bool isExecutable = false;
/**
* For regular files only: the position of the contents of this
* file in the NAR. Only returned by NAR accessors.
*/
std::optional<uint64_t> narOffset;
};
Stat lstat(const CanonPath & path);