kc3-lang/angle/src/compiler/preprocessor/Input.cpp

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• Author : Zhenyao Mo
  Date : 2014-05-13 14:51:19
  Hash : d526f989
  Message : Fix code style violation in compiler/preprocessor BUG=angle:650 TEST=no behavior change Change-Id: Ib52f15f6471fc7897b66d11baee11216cf08158a Reviewed-on: https://chromium-review.googlesource.com/199591 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Zhenyao Mo <zmo@chromium.org> Tested-by: Zhenyao Mo <zmo@chromium.org>

• src/compiler/preprocessor/Input.cpp

• //
  // Copyright (c) 2011 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  #include "Input.h"
  
  #include <algorithm>
  #include <cassert>
  #include <cstring>
  
  namespace pp
  {
  
  Input::Input() : mCount(0), mString(0)
  {
  }
  
  Input::Input(size_t count, const char *const string[], const int length[]) :
      mCount(count),
      mString(string)
  {
      mLength.reserve(mCount);
      for (size_t i = 0; i < mCount; ++i)
      {
          int len = length ? length[i] : -1;
          mLength.push_back(len < 0 ? std::strlen(mString[i]) : len);
      }
  }
  
  size_t Input::read(char *buf, size_t maxSize)
  {
      size_t nRead = 0;
      while ((nRead < maxSize) && (mReadLoc.sIndex < mCount))
      {
          size_t size = mLength[mReadLoc.sIndex] - mReadLoc.cIndex;
          size = std::min(size, maxSize);
          std::memcpy(buf + nRead, mString[mReadLoc.sIndex] + mReadLoc.cIndex, size);
          nRead += size;
          mReadLoc.cIndex += size;
  
          // Advance string if we reached the end of current string.
          if (mReadLoc.cIndex == mLength[mReadLoc.sIndex])
          {
              ++mReadLoc.sIndex;
              mReadLoc.cIndex = 0;
          }
      }
      return nRead;
  }
  
  }  // namespace pp