clang  10.0.0svn
Macros | Functions
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 <string>
#include <utility>
Include dependency graph for FileManager.cpp:

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::ErrorOr< const DirectoryEntry * > getDirectoryFromFile (FileManager &FileMgr, StringRef Filename, bool CacheFailure)
 Retrieve the directory that the given file name resides in. More...
 

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE   "file-search"

Definition at line 39 of file FileManager.cpp.

Function Documentation

◆ ALWAYS_ENABLED_STATISTIC() [1/4]

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

◆ ALWAYS_ENABLED_STATISTIC() [2/4]

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

◆ ALWAYS_ENABLED_STATISTIC() [3/4]

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

◆ ALWAYS_ENABLED_STATISTIC() [4/4]

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

◆ getDirectoryFromFile()

static llvm::ErrorOr<const DirectoryEntry *> 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 73 of file FileManager.cpp.

References clang::FileManager::getDirectory().

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