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69 lines
1.7 KiB
C++
69 lines
1.7 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 <boost/iostreams/device/file_descriptor.hpp>
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#include <boost/assign/list_of.hpp>
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#include <iostream>
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#include <fstream>
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#include <unistd.h>
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#include <errno.h>
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using namespace boost::process;
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using namespace boost::process::initializers;
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using namespace boost::iostreams;
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int main()
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{
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//[bind_fd
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file_descriptor_sink sink("output.txt");
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execute(
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run_exe("test"),
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bind_fd(4, sink)
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);
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//]
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//[close_fd
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execute(
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run_exe("test"),
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close_fd(STDIN_FILENO)
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);
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//]
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//[close_fds
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execute(
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run_exe("test"),
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close_fds(boost::assign::list_of(STDIN_FILENO)(4))
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);
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//]
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//[close_fds_if
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execute(
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run_exe("test"),
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close_fds_if([](int fd){ return fd == STDIN_FILENO; })
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);
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//]
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//[fork_execve
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const char *env[2] = { 0 };
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env[0] = "LANG=de";
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execute(
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run_exe("test"),
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on_fork_setup([env](executor &e)
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{ e.env = const_cast<char**>(env); }),
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on_fork_error([](executor&)
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{ std::cerr << errno << std::endl; }),
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on_exec_setup([](executor&)
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{ chroot("/new/root/directory/"); }),
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on_exec_error([](executor&)
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{ std::ofstream ofs("log.txt"); if (ofs) ofs << errno; })
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);
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//]
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}
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