92 lines
2.5 KiB
C++
92 lines
2.5 KiB
C++
// Copyright (c) 2006, 2007 Julio M. Merino Vidal
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// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
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// Copyright (c) 2009 Boris Schaeling
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// Copyright (c) 2010 Felipe Tanus, Boris Schaeling
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// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/process.hpp>
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#include <string>
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namespace bp = boost::process;
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int main()
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{
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//
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bp::system(
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"test.exe",
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bp::std_out > stdout, //forward
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bp::std_err.close(), //close
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bp::std_in < bp::null //null in
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);
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boost::filesystem::path p = "input.txt";
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bp::system(
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"test.exe",
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(bp::std_out & bp::std_err) > "output.txt", //redirect both to one file
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bp::std_in < p //read input from file
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);
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{
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bp::opstream p1;
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bp::ipstream p2;
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bp::system(
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"test.exe",
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bp::std_out > p2,
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bp::std_in < p1
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);
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p1 << "my_text";
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int i = 0;
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p2 >> i;
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}
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{
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boost::asio::io_context io_context;
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bp::async_pipe p1(io_context);
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bp::async_pipe p2(io_context);
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bp::system(
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"test.exe",
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bp::std_out > p2,
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bp::std_in < p1,
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io_context,
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bp::on_exit([&](int exit, const std::error_code& ec_in)
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{
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p1.async_close();
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p2.async_close();
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})
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);
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std::vector<char> in_buf;
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std::string value = "my_string";
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boost::asio::async_write(p1, boost::asio::buffer(value), []( const boost::system::error_code&, std::size_t){});
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boost::asio::async_read (p2, boost::asio::buffer(in_buf), []( const boost::system::error_code&, std::size_t){});
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}
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{
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boost::asio::io_context io_context;
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std::vector<char> in_buf;
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std::string value = "my_string";
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bp::system(
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"test.exe",
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bp::std_out > bp::buffer(in_buf),
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bp::std_in < bp::buffer(value)
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);
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}
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{
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boost::asio::io_context io_context;
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std::future<std::vector<char>> in_buf;
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std::future<void> write_fut;
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std::string value = "my_string";
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bp::system(
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"test.exe",
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bp::std_out > in_buf,
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bp::std_in < bp::buffer(value) > write_fut
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);
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write_fut.get();
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in_buf.get();
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}
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}
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