third_party/WebKit/Source/wtf/FilePrintStream.cpp

   1 /*
   2  * Copyright (C) 2012 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "FilePrintStream.h"
  28
  29 namespace WTF {
  30
  31 FilePrintStream::FilePrintStream(FILE* file, AdoptionMode adoptionMode)
  32     : m_file(file)
  33     , m_adoptionMode(adoptionMode)
  34 {
  35 }
  36
  37 FilePrintStream::~FilePrintStream()
  38 {
  39     if (m_adoptionMode == Borrow)
  40         return;
  41     fclose(m_file);
  42 }
  43
  44 PassOwnPtr<FilePrintStream> FilePrintStream::open(const char* filename, const char* mode)
  45 {
  46     FILE* file = fopen(filename, mode);
  47     if (!file)
  48         return PassOwnPtr<FilePrintStream>();
  49
  50     return adoptPtr(new FilePrintStream(file));
  51 }
  52
  53 void FilePrintStream::vprintf(const char* format, va_list argList)
  54 {
  55     vfprintf(m_file, format, argList);
  56 }
  57
  58 void FilePrintStream::flush()
  59 {
  60     fflush(m_file);
  61 }
  62
  63 } // namespace WTF
  64