FileOutputBuffer.cpp File Reference

#include "llvm/Support/FileOutputBuffer.h"
#include "llvm/Support/Errc.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Memory.h"
#include "llvm/Support/TimeProfiler.h"
#include <system_error>
#include <unistd.h>

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Functions
static Expected< std::unique_ptr< InMemoryBuffer > >	createInMemoryBuffer (StringRef Path, size_t Size, unsigned Mode)
static Expected< std::unique_ptr< FileOutputBuffer > >	createOnDiskBuffer (StringRef Path, size_t Size, unsigned Mode)

Function Documentation

createInMemoryBuffer()

Expected< std::unique_ptr< InMemoryBuffer > > createInMemoryBuffer ( StringRef Path, size_t Size, unsigned Mode )

static

Definition at line 118 of file FileOutputBuffer.cpp.

References llvm::sys::Memory::allocateMappedMemory(), llvm::errorCodeToError(), llvm::sys::Memory::MF_READ, llvm::sys::Memory::MF_WRITE, Mode, and Size.

Referenced by llvm::FileOutputBuffer::create(), and createOnDiskBuffer().

createOnDiskBuffer()

Expected< std::unique_ptr< FileOutputBuffer > > createOnDiskBuffer ( StringRef Path, size_t Size, unsigned Mode )

static

Definition at line 128 of file FileOutputBuffer.cpp.

References llvm::consumeError(), llvm::sys::fs::convertFDToNativeFile(), llvm::sys::fs::TempFile::create(), createInMemoryBuffer(), llvm::errorCodeToError(), Mode, llvm::sys::fs::mapped_file_region::readwrite, llvm::sys::fs::resize_file_before_mapping_readwrite(), Size, and llvm::Expected< T >::takeError().

Referenced by llvm::FileOutputBuffer::create().