1//===- raw_os_ostream.h - std::ostream adaptor for raw_ostream --*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10//  This file defines the raw_os_ostream class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_SUPPORT_RAW_OS_OSTREAM_H
15#define LLVM_SUPPORT_RAW_OS_OSTREAM_H
16
17#include "llvm/Support/raw_ostream.h"
18#include <iosfwd>
19
20namespace llvm {
21
22/// raw_os_ostream - A raw_ostream that writes to an std::ostream.  This is a
23/// simple adaptor class.  It does not check for output errors; clients should
24/// use the underlying stream to detect errors.
25class raw_os_ostream : public raw_ostream {
26  std::ostream &OS;
27
28  /// write_impl - See raw_ostream::write_impl.
29  virtual void write_impl(const char *Ptr, size_t Size) LLVM_OVERRIDE;
30
31  /// current_pos - Return the current position within the stream, not
32  /// counting the bytes currently in the buffer.
33  virtual uint64_t current_pos() const LLVM_OVERRIDE;
34
35public:
36  raw_os_ostream(std::ostream &O) : OS(O) {}
37  ~raw_os_ostream();
38};
39
40} // end llvm namespace
41
42#endif
43