lldb/source/Core/StreamAsynchronousIO.cpp

   1 //===-- StreamAsynchronousIO.cpp ------------------------------------------===//
   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 #include "lldb/Core/StreamAsynchronousIO.h"
  10
  11 #include "lldb/Core/Debugger.h"
  12 #include "lldb/lldb-enumerations.h"
  13
  14 using namespace lldb;
  15 using namespace lldb_private;
  16
  17 StreamAsynchronousIO::StreamAsynchronousIO(Debugger &debugger, bool for_stdout,
  18                                            bool colors)
  19     : Stream(0, 4, eByteOrderBig, colors), m_debugger(debugger), m_data(),
  20       m_for_stdout(for_stdout) {}
  21
  22 StreamAsynchronousIO::~StreamAsynchronousIO() {
  23   // Flush when we destroy to make sure we display the data
  24   Flush();
  25 }
  26
  27 void StreamAsynchronousIO::Flush() {
  28   if (!m_data.empty()) {
  29     m_debugger.PrintAsync(m_data.data(), m_data.size(), m_for_stdout);
  30     m_data = std::string();
  31   }
  32 }
  33
  34 size_t StreamAsynchronousIO::WriteImpl(const void *s, size_t length) {
  35   m_data.append((const char *)s, length);
  36   return length;
  37 }