process-cpp  3.0.0
A simple convenience library for handling processes in C++11.
process.h
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1 /*
2  * Copyright © 2013 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser General Public License version 3,
6  * as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Thomas Voß <thomas.voss@canonical.com>
17  */
18 
19 #ifndef CORE_POSIX_PROCESS_H_
20 #define CORE_POSIX_PROCESS_H_
21 
23 #include <core/posix/signalable.h>
25 #include <core/posix/visibility.h>
26 #include <core/posix/wait.h>
27 
28 #include <memory>
29 #include <system_error>
30 
31 namespace core
32 {
33 namespace posix
34 {
35 enum class Signal;
36 class Self;
37 class WaitFlags;
38 
45 {
46 public:
52  explicit Process(pid_t pid);
53 
58  static Process invalid();
59 
63  virtual ~Process() noexcept;
64 
69  virtual pid_t pid() const;
70 
76  virtual ProcessGroup process_group_or_throw() const;
77 
85  virtual ProcessGroup process_group(std::error_code& se) const noexcept(true);
86 
87 private:
88  struct CORE_POSIX_DLL_LOCAL Private;
89  std::shared_ptr<Private> d;
90 };
91 }
92 }
93 #endif // CORE_POSIX_PROCESS_H_
#define CORE_POSIX_DLL_PUBLIC
Definition: visibility.h:26
The Process class models a process and possible operations on it.
Definition: process.h:44
The Signalable class abstracts the ability of an entity to be delivered a posix signal.
Definition: signalable.h:35
Signal
The Signal enum collects the most common POSIX signals.
Definition: signal.h:38
#define CORE_POSIX_DLL_LOCAL
Definition: visibility.h:27
The ProcessGroup class models a signalable group of process.
Definition: process_group.h:43