#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/ErrorOr.h"
#include "llvm/Support/FileSystem.h"
namespace llvm {
/// Factory method to create an OutputBuffer object which manages a read/write
/// buffer of the specified size. When committed, the buffer will be written
/// to the file at the specified path.
- static std::error_code create(StringRef FilePath, size_t Size,
- std::unique_ptr<FileOutputBuffer> &Result,
- unsigned Flags = 0);
+ static ErrorOr<std::unique_ptr<FileOutputBuffer>>
+ create(StringRef FilePath, size_t Size, unsigned Flags = 0);
/// Returns a pointer to the start of the buffer.
uint8_t *getBufferStart() {
/// is called, the file is deleted in the destructor. The optional parameter
/// is used if it turns out you want the file size to be smaller than
/// initially requested.
- std::error_code commit(int64_t NewSmallerSize = -1);
+ std::error_code commit();
/// If this object was previously committed, the destructor just deletes
/// this object. If this object was not committed, the destructor
~FileOutputBuffer();
private:
- FileOutputBuffer(const FileOutputBuffer &) LLVM_DELETED_FUNCTION;
- FileOutputBuffer &operator=(const FileOutputBuffer &) LLVM_DELETED_FUNCTION;
+ FileOutputBuffer(const FileOutputBuffer &) = delete;
+ FileOutputBuffer &operator=(const FileOutputBuffer &) = delete;
FileOutputBuffer(std::unique_ptr<llvm::sys::fs::mapped_file_region> R,
StringRef Path, StringRef TempPath);