ceph/src/boost/libs/process/example/intro.cpp

   1 // Copyright (c) 2006, 2007 Julio M. Merino Vidal
   2 // Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
   3 // Copyright (c) 2009 Boris Schaeling
   4 // Copyright (c) 2010 Felipe Tanus, Boris Schaeling
   5 // Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
   6 //
   7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9
  10 //[intro
  11 #include <boost/process.hpp>
  12
  13 #include <string>
  14 #include <iostream>
  15
  16 using namespace boost::process;
  17
  18 int main()
  19 {
  20     ipstream pipe_stream;
  21     child c("gcc --version", std_out > pipe_stream);
  22
  23     std::string line;
  24
  25     while (pipe_stream && std::getline(pipe_stream, line) && !line.empty())
  26         std::cerr << line << std::endl;
  27
  28     c.wait();
  29 }
  30 //]