llvm::vfs::ProxyFileSystem Class Reference

By default, this delegates all calls to the underlying file system. More...

#include "llvm/Support/VirtualFileSystem.h"

Inheritance diagram for llvm::vfs::ProxyFileSystem:

Public Member Functions
	ProxyFileSystem (IntrusiveRefCntPtr< FileSystem > FS)
llvm::ErrorOr< Status >	status (const Twine &Path) override
bool	exists (const Twine &Path) override
llvm::ErrorOr< std::unique_ptr< File > >	openFileForRead (const Twine &Path) override
directory_iterator	dir_begin (const Twine &Dir, std::error_code &EC) override
llvm::ErrorOr< std::string >	getCurrentWorkingDirectory () const override
std::error_code	setCurrentWorkingDirectory (const Twine &Path) override
std::error_code	getRealPath (const Twine &Path, SmallVectorImpl< char > &Output) override
std::error_code	isLocal (const Twine &Path, bool &Result) override
Public Member Functions inherited from llvm::RTTIExtends< ProxyFileSystem, FileSystem >
const void *	dynamicClassID () const override
bool	isA () const
	Check whether this instance is a subclass of QueryT.

Static Public Attributes
static const char	ID = 0

Protected Member Functions
FileSystem &	getUnderlyingFS () const
void	visitChildFileSystems (VisitCallbackTy Callback) override

Additional Inherited Members
Static Public Member Functions inherited from llvm::RTTIExtends< ProxyFileSystem, FileSystem >
static const void *	classID ()
static bool	classof (const T *R)

Detailed Description

By default, this delegates all calls to the underlying file system.

This is useful when derived file systems want to override some calls and still proxy other calls.

Definition at line 454 of file VirtualFileSystem.h.

Constructor & Destructor Documentation

ProxyFileSystem()

llvm::vfs::ProxyFileSystem::ProxyFileSystem ( IntrusiveRefCntPtr< FileSystem > FS )

inlineexplicit

Definition at line 458 of file VirtualFileSystem.h.

References llvm::move().

Member Function Documentation

dir_begin()

directory_iterator llvm::vfs::ProxyFileSystem::dir_begin ( const Twine & Dir, std::error_code & EC )

inlineoverride

Definition at line 469 of file VirtualFileSystem.h.

Referenced by llvm::vfs::TracingFileSystem::dir_begin().

exists()

bool llvm::vfs::ProxyFileSystem::exists ( const Twine & Path )

inlineoverride

Definition at line 464 of file VirtualFileSystem.h.

Referenced by llvm::vfs::TracingFileSystem::exists().

getCurrentWorkingDirectory()

llvm::ErrorOr< std::string > llvm::vfs::ProxyFileSystem::getCurrentWorkingDirectory ( ) const

inlineoverride

Definition at line 472 of file VirtualFileSystem.h.

getRealPath()

std::error_code llvm::vfs::ProxyFileSystem::getRealPath ( const Twine & Path, SmallVectorImpl< char > & Output )

inlineoverride

Definition at line 478 of file VirtualFileSystem.h.

Referenced by llvm::vfs::TracingFileSystem::getRealPath().

getUnderlyingFS()

FileSystem & llvm::vfs::ProxyFileSystem::getUnderlyingFS ( ) const

inlineprotected

Definition at line 487 of file VirtualFileSystem.h.

isLocal()

std::error_code llvm::vfs::ProxyFileSystem::isLocal ( const Twine & Path, bool & Result )

inlineoverride

Definition at line 482 of file VirtualFileSystem.h.

Referenced by llvm::vfs::TracingFileSystem::isLocal().

openFileForRead()

llvm::ErrorOr< std::unique_ptr< File > > llvm::vfs::ProxyFileSystem::openFileForRead ( const Twine & Path )

inlineoverride

Definition at line 466 of file VirtualFileSystem.h.

Referenced by llvm::vfs::TracingFileSystem::openFileForRead().

setCurrentWorkingDirectory()

std::error_code llvm::vfs::ProxyFileSystem::setCurrentWorkingDirectory ( const Twine & Path )

inlineoverride

Definition at line 475 of file VirtualFileSystem.h.

status()

llvm::ErrorOr< Status > llvm::vfs::ProxyFileSystem::status ( const Twine & Path )

inlineoverride

Definition at line 461 of file VirtualFileSystem.h.

Referenced by llvm::vfs::TracingFileSystem::status().

visitChildFileSystems()

void llvm::vfs::ProxyFileSystem::visitChildFileSystems ( VisitCallbackTy Callback )

inlineoverrideprotected

Definition at line 488 of file VirtualFileSystem.h.

Member Data Documentation

ID

const char ProxyFileSystem::ID = 0

static

Definition at line 457 of file VirtualFileSystem.h.

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The documentation for this class was generated from the following files:

• include/llvm/Support/VirtualFileSystem.h
• lib/Support/VirtualFileSystem.cpp