FileManager.cpp File Reference

#include "clang/Basic/FileManager.h"
#include "clang/Basic/FileSystemStatCache.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <climits>
#include <cstdint>
#include <cstdlib>
#include <optional>
#include <string>
#include <utility>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "file-search"

Functions
	ALWAYS_ENABLED_STATISTIC (NumDirLookups, "Number of directory lookups.")
	ALWAYS_ENABLED_STATISTIC (NumFileLookups, "Number of file lookups.")
	ALWAYS_ENABLED_STATISTIC (NumDirCacheMisses, "Number of directory cache misses.")
	ALWAYS_ENABLED_STATISTIC (NumFileCacheMisses, "Number of file cache misses.")
static llvm::Expected< DirectoryEntryRef >	getDirectoryFromFile (FileManager &FileMgr, StringRef Filename, bool CacheFailure)
	Retrieve the directory that the given file name resides in.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "file-search"

Definition at line 40 of file FileManager.cpp.

Function Documentation

ALWAYS_ENABLED_STATISTIC() [1/4]

ALWAYS_ENABLED_STATISTIC	(	NumDirCacheMisses	,
		"Number of directory cache misses."
	)

ALWAYS_ENABLED_STATISTIC() [2/4]

ALWAYS_ENABLED_STATISTIC	(	NumDirLookups	,
		"Number of directory lookups."
	)

ALWAYS_ENABLED_STATISTIC() [3/4]

ALWAYS_ENABLED_STATISTIC	(	NumFileCacheMisses	,
		"Number of file cache misses."
	)

ALWAYS_ENABLED_STATISTIC() [4/4]

ALWAYS_ENABLED_STATISTIC	(	NumFileLookups	,
		"Number of file lookups."
	)

getDirectoryFromFile()

static llvm::Expected< DirectoryEntryRef > getDirectoryFromFile ( FileManager &  FileMgr, StringRef  Filename, bool  CacheFailure  )

static

Retrieve the directory that the given file name resides in.

Filename can point to either a real file or a virtual file.

Definition at line 74 of file FileManager.cpp.

References Filename, clang::FileManager::getDirectoryRef(), and clang::make_error_code().

Referenced by clang::FileManager::getFileRef(), and clang::FileManager::getVirtualFileRef().