kc3-lang/angle/src/libANGLE/Error.cpp

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• Author : Yuly Novikov
  Date : 2016-12-13 12:59:39
  Hash : afcc41ce
  Message : Replace gl::trace logging with Chromium style logging Removing one usage of FormatString() and its static buffer. And preparation for Platform logging. BUG=angleproject:1660 Change-Id: I58192988ad16196706fe48d0c0ab0fd1a10c0210 Reviewed-on: https://chromium-review.googlesource.com/424173 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>

• src/libANGLE/Error.cpp

• //
  // Copyright (c) 2014 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.
  //
  
  // Error.cpp: Implements the egl::Error and gl::Error classes which encapsulate API errors
  // and optional error messages.
  
  #include "libANGLE/Error.h"
  
  #include "common/angleutils.h"
  #include "common/debug.h"
  
  #include <cstdarg>
  
  namespace gl
  {
  
  Error::Error(GLenum errorCode, std::string &&message)
      : mCode(errorCode), mID(errorCode), mMessage(new std::string(std::move(message)))
  {
  }
  
  Error::Error(GLenum errorCode, const char *msg, ...) : mCode(errorCode), mID(errorCode)
  {
      va_list vararg;
      va_start(vararg, msg);
      createMessageString();
      *mMessage = FormatString(msg, vararg);
      va_end(vararg);
  }
  
  Error::Error(GLenum errorCode, GLuint id, const char *msg, ...) : mCode(errorCode), mID(id)
  {
      va_list vararg;
      va_start(vararg, msg);
      createMessageString();
      *mMessage = FormatString(msg, vararg);
      va_end(vararg);
  }
  
  void Error::createMessageString() const
  {
      if (!mMessage)
      {
          mMessage.reset(new std::string);
      }
  }
  
  const std::string &Error::getMessage() const
  {
      createMessageString();
      return *mMessage;
  }
  
  bool Error::operator==(const Error &other) const
  {
      if (mCode != other.mCode)
          return false;
  
      // TODO(jmadill): Compare extended error codes instead of strings.
      if ((!mMessage || !other.mMessage) && (!mMessage != !other.mMessage))
          return false;
  
      return (*mMessage == *other.mMessage);
  }
  
  bool Error::operator!=(const Error &other) const
  {
      return !(*this == other);
  }
  
  std::ostream &operator<<(std::ostream &os, const Error &err)
  {
      return gl::FmtHexShort(os, err.getCode());
  }
  
  namespace priv
  {
  template <GLenum EnumT>
  ErrorStream<EnumT>::ErrorStream()
  {
  }
  
  template <GLenum EnumT>
  ErrorStream<EnumT>::operator gl::Error()
  {
      return Error(EnumT, mErrorStream.str().c_str());
  }
  
  template class ErrorStream<GL_OUT_OF_MEMORY>;
  template class ErrorStream<GL_INVALID_OPERATION>;
  
  }  // namespace priv
  
  }  // namespace gl
  
  namespace egl
  {
  
  Error::Error(EGLint errorCode, const char *msg, ...) : mCode(errorCode), mID(0)
  {
      va_list vararg;
      va_start(vararg, msg);
      createMessageString();
      *mMessage = FormatString(msg, vararg);
      va_end(vararg);
  }
  
  Error::Error(EGLint errorCode, EGLint id, const char *msg, ...) : mCode(errorCode), mID(id)
  {
      va_list vararg;
      va_start(vararg, msg);
      createMessageString();
      *mMessage = FormatString(msg, vararg);
      va_end(vararg);
  }
  
  Error::Error(EGLint errorCode, EGLint id, const std::string &msg)
      : mCode(errorCode), mID(id), mMessage(new std::string(msg))
  {
  }
  
  void Error::createMessageString() const
  {
      if (!mMessage)
      {
          mMessage.reset(new std::string);
      }
  }
  
  const std::string &Error::getMessage() const
  {
      createMessageString();
      return *mMessage;
  }
  
  std::ostream &operator<<(std::ostream &os, const Error &err)
  {
      return gl::FmtHexShort(os, err.getCode());
  }
  }