llvm::vfs::getVFSFromYAML

Gets a FileSystem for a virtual file system described in YAML format.

Synopsis

Declared in <llvm/Support/VirtualFileSystem.h>

std::unique_ptr<FileSystem>
getVFSFromYAML(
    std::unique_ptr<llvm::MemoryBuffer> Buffer,
    llvm::SourceMgr::DiagHandlerTy DiagHandler,
    StringRef YAMLFilePath,
    void* DiagContext = nullptr,
    IntrusiveRefCntPtr<FileSystem> ExternalFS = getRealFileSystem());

Parameters

Name

Description

DiagHandler

Clients that want to handle their own diagnostics in a custom way can register a function pointer+context as a diagnostic handler. It gets called each time PrintMessage is invoked.

YAMLFilePath

Represent a constant reference to a string, i.e. a character array and a length, which need not be null terminated.

ExternalFS

A smart pointer to a reference‐counted object that inherits from RefCountedBase or ThreadSafeRefCountedBase.

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