37 lines
851 B
C++
37 lines
851 B
C++
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// Copyright (c) 2022Klemens Morgenstern
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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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//[intro
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#include <boost/process/v2.hpp>
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#include <boost/asio/read.hpp>
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#include <boost/asio/readable_pipe.hpp>
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#include <boost/system/error_code.hpp>
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#include <string>
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#include <iostream>
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namespace proc = boost::process::v2;
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namespace asio = boost::asio;
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int main()
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{
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asio::io_context ctx;
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const auto exe = proc::environment::find_executable("gcc");
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proc::popen c{ctx, exe, {"--version"}};
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std::string line;
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boost::system::error_code ec;
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auto sz = asio::read(c, asio::dynamic_buffer(line), ec);
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assert(ec == asio::error::eof);
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std::cout << "Gcc version: '" << line << "'" << std::endl;
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c.wait();
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}
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//]
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