1//===- raw_os_ostream.h - std::ostream adaptor for raw_ostream --*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9//  This file defines the raw_os_ostream class.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_SUPPORT_RAW_OS_OSTREAM_H
14#define LLVM_SUPPORT_RAW_OS_OSTREAM_H
15
16#include "llvm/Support/raw_ostream.h"
17#include <iosfwd>
18
19namespace llvm {
20
21/// raw_os_ostream - A raw_ostream that writes to an std::ostream.  This is a
22/// simple adaptor class.  It does not check for output errors; clients should
23/// use the underlying stream to detect errors.
24class raw_os_ostream : public raw_ostream {
25  std::ostream &OS;
26
27  /// write_impl - See raw_ostream::write_impl.
28  void write_impl(const char *Ptr, size_t Size) override;
29
30  /// current_pos - Return the current position within the stream, not
31  /// counting the bytes currently in the buffer.
32  uint64_t current_pos() const override;
33
34public:
35  raw_os_ostream(std::ostream &O) : OS(O) {}
36  ~raw_os_ostream() override;
37};
38
39} // end llvm namespace
40
41#endif
42