]>
Commit | Line | Data |
---|---|---|
b32b8144 FG |
1 | // Copyright (c) 2106 Klemens D. Morgenstern |
2 | // | |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | #ifndef BOOST_PROCESS_WINDOWS_IS_RUNNING_HPP | |
7 | #define BOOST_PROCESS_WINDOWS_IS_RUNNING_HPP | |
8 | ||
9 | #include <boost/process/detail/config.hpp> | |
10 | #include <system_error> | |
11 | #include <cstdlib> | |
12 | #include <boost/winapi/process.hpp> | |
13 | ||
14 | namespace boost { namespace process { namespace detail { namespace windows { | |
15 | ||
16 | constexpr static ::boost::winapi::DWORD_ still_active = 259; | |
17 | ||
18 | ||
19 | struct child_handle; | |
20 | ||
b32b8144 FG |
21 | inline bool is_running(const child_handle &p, int & exit_code, std::error_code &ec) noexcept |
22 | { | |
23 | ::boost::winapi::DWORD_ code; | |
24 | //single value, not needed in the winapi. | |
25 | if (!::boost::winapi::GetExitCodeProcess(p.process_handle(), &code)) | |
26 | ec = ::boost::process::detail::get_last_error(); | |
27 | else | |
28 | ec.clear(); | |
29 | ||
30 | if (code == still_active) | |
31 | return true; | |
32 | else | |
33 | { | |
34 | exit_code = code; | |
35 | return false; | |
11fdf7f2 TL |
36 | } |
37 | } | |
38 | ||
39 | inline bool is_running(const child_handle &p, int & exit_code) | |
40 | { | |
41 | std::error_code ec; | |
42 | bool b = is_running(p, exit_code, ec); | |
43 | boost::process::detail::throw_error(ec, "GetExitCodeProcess() failed in is_running"); | |
44 | return b; | |
b32b8144 FG |
45 | } |
46 | ||
47 | inline bool is_running(int code) | |
48 | { | |
49 | return code == still_active; | |
50 | } | |
51 | ||
52 | inline int eval_exit_status(int in ) {return in;} | |
53 | ||
54 | }}}} | |
55 | ||
56 | #endif |