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Process.h
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1 /*
2 * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20 * DEALINGS IN THE SOFTWARE.
21 */
22
23 #ifndef __MULTITHREAD_PROCESS_H_
24 #define __MULTITHREAD_PROCESS_H_
25
26 #include <sys/types.h>
27 #include <unistd.h>
28 #include <string>
29
30
36 {
37 public:
41static pid_t GetID();
42
46static pid_t GetParentID();
47
52static std::string GetCommandLine( pid_t pid=-1 );
53
59static std::string GetExecutablePath( pid_t pid=-1 );
60
67static std::string GetExecutableDir( pid_t pid=-1 );
68
73static std::string GetWorkingDir( pid_t pid=-1 );
74
78static void Fork();
79 };
80
81
82 #endif
83
Static functions for retrieving information about the running process.
Definition: Process.h:35
static void Fork()
Duplicate the calling process.
static std::string GetCommandLine(pid_t pid=-1)
Retrieve the command line of the process with the specified PID, or of this calling process if PID is...
static std::string GetExecutableDir(pid_t pid=-1)
Retrieve the directory that the process executable resides in.
static std::string GetExecutablePath(pid_t pid=-1)
Retrieve the absolute path of the process with the specified PID, or of this calling process if PID i...
static std::string GetWorkingDir(pid_t pid=-1)
Retrieve the current working directory of the process.
static pid_t GetParentID()
Get the parent's process ID.
static pid_t GetID()
Get this process ID (PID)