Resolves file system paths with optional caching of results. More...

#include "llvm/ExecutionEngine/Orc/TargetProcess/LibraryScanner.h"

Public Member Functions
	PathResolver (std::shared_ptr< LibraryPathCache > cache)
std::optional< std::string >	resolve (StringRef Path, std::error_code &ec)
mode_t	lstatCached (StringRef Path)
std::optional< std::string >	readlinkCached (StringRef Path)
std::optional< std::string >	realpathCached (StringRef Path, std::error_code &ec, StringRef base="", bool baseIsResolved=false, long symloopLevel=40)

Detailed Description

Resolves file system paths with optional caching of results.

Supports lstat, readlink, and realpath operations. Can resolve paths relative to a base and handle symbolic links. Caches results to reduce repeated system calls when enabled.

Definition at line 145 of file LibraryScanner.h.

Constructor & Destructor Documentation

◆ PathResolver()

llvm::orc::PathResolver::PathResolver ( std::shared_ptr< LibraryPathCache > cache )

inline

Definition at line 150 of file LibraryScanner.h.

References llvm::move().

Member Function Documentation

◆ lstatCached()

mode_t llvm::orc::PathResolver::lstatCached ( StringRef Path )

Definition at line 434 of file LibraryScanner.cpp.

Referenced by realpathCached().

◆ readlinkCached()

std::optional< std::string > llvm::orc::PathResolver::readlinkCached ( StringRef Path )

Definition at line 448 of file LibraryScanner.cpp.

References PATH_MAX.

Referenced by realpathCached().

◆ realpathCached()

std::optional< std::string > llvm::orc::PathResolver::realpathCached	(	StringRef	Path,
		std::error_code &	ec,
		StringRef	base = "",
		bool	baseIsResolved = false,
		long	symloopLevel = 40 )

Definition at line 510 of file LibraryScanner.cpp.

References llvm::sys::path::append(), llvm::sampleprof::Base, llvm::CallingConv::C, llvm::orc::createComponent(), llvm::dbgs(), llvm::sys::path::get_separator(), llvm::sys::path::is_relative(), LLVM_DEBUG, lstatCached(), llvm::orc::normalizePathSegments(), llvm::StringRef::npos, readlinkCached(), llvm::sys::fs::real_path(), realpathCached(), and llvm::orc::Resolved.

Referenced by realpathCached(), and resolve().

◆ resolve()

std::optional< std::string > llvm::orc::PathResolver::resolve	(	StringRef	Path,
		std::error_code &	ec )

inline

Definition at line 153 of file LibraryScanner.h.

References realpathCached().

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

include/llvm/ExecutionEngine/Orc/TargetProcess/LibraryScanner.h
lib/ExecutionEngine/Orc/TargetProcess/LibraryScanner.cpp

Public Member Functions