#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/FileSystem.h"
+#include "llvm/Support/VirtualFileSystem.h"
#include <cstdint>
#include <ctime>
#include <memory>
#include <string>
#include <utility>
-namespace llvm {
-
-namespace vfs {
-
-class File;
-class FileSystem;
-
-} // namespace vfs
-} // namespace llvm
-
namespace clang {
-// FIXME: should probably replace this with vfs::Status
-struct FileData {
- std::string Name;
- uint64_t Size = 0;
- time_t ModTime = 0;
- llvm::sys::fs::UniqueID UniqueID;
- bool IsDirectory = false;
- bool IsNamedPipe = false;
- bool InPCH = false;
-
- // FIXME: remove this when files support multiple names
- bool IsVFSMapped = false;
-
- FileData() = default;
-};
-
/// Abstract interface for introducing a FileManager cache for 'stat'
/// system calls, which is used by precompiled and pretokenized headers to
/// improve performance.
/// success for directories (not files). On a successful file lookup, the
/// implementation can optionally fill in \p F with a valid \p File object and
/// the client guarantees that it will close it.
- static bool get(StringRef Path, FileData &Data, bool isFile,
+ static bool get(StringRef Path, llvm::vfs::Status &Status, bool isFile,
std::unique_ptr<llvm::vfs::File> *F,
FileSystemStatCache *Cache, llvm::vfs::FileSystem &FS);
// FIXME: The pointer here is a non-owning/optional reference to the
// unique_ptr. Optional<unique_ptr<vfs::File>&> might be nicer, but
// Optional needs some work to support references so this isn't possible yet.
- virtual LookupResult getStat(StringRef Path, FileData &Data, bool isFile,
+ virtual LookupResult getStat(StringRef Path, llvm::vfs::Status &Status,
+ bool isFile,
std::unique_ptr<llvm::vfs::File> *F,
llvm::vfs::FileSystem &FS) = 0;
};
class MemorizeStatCalls : public FileSystemStatCache {
public:
/// The set of stat() calls that have been seen.
- llvm::StringMap<FileData, llvm::BumpPtrAllocator> StatCalls;
+ llvm::StringMap<llvm::vfs::Status, llvm::BumpPtrAllocator> StatCalls;
using iterator =
- llvm::StringMap<FileData, llvm::BumpPtrAllocator>::const_iterator;
+ llvm::StringMap<llvm::vfs::Status,
+ llvm::BumpPtrAllocator>::const_iterator;
iterator begin() const { return StatCalls.begin(); }
iterator end() const { return StatCalls.end(); }
- LookupResult getStat(StringRef Path, FileData &Data, bool isFile,
+ LookupResult getStat(StringRef Path, llvm::vfs::Status &Status, bool isFile,
std::unique_ptr<llvm::vfs::File> *F,
llvm::vfs::FileSystem &FS) override;
};