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1 | .\" Hey Emacs! This file is -*- nroff -*- source. |
2 | .\" | |
3 | .\" Copyright 1993 Rickard E. Faith (faith@cs.unc.edu) | |
4 | .\" Permission is granted to make and distribute verbatim copies of this | |
5 | .\" manual provided the copyright notice and this permission notice are | |
6 | .\" preserved on all copies. | |
7 | .\" | |
8 | .\" Permission is granted to copy and distribute modified versions of this | |
9 | .\" manual under the conditions for verbatim copying, provided that the | |
10 | .\" entire resulting derived work is distributed under the terms of a | |
11 | .\" permission notice identical to this one. | |
12 | .\" | |
13 | .\" Since the Linux kernel and libraries are constantly changing, this | |
14 | .\" manual page may be incorrect or out-of-date. The author(s) assume no | |
15 | .\" responsibility for errors or omissions, or for damages resulting from | |
16 | .\" the use of the information contained herein. The author(s) may not | |
17 | .\" have taken the same level of care in the production of this manual, | |
18 | .\" which is licensed free of charge, as they might when working | |
19 | .\" professionally. | |
20 | .\" | |
21 | .\" Formatted or processed versions of this manual, if unaccompanied by | |
22 | .\" the source, must acknowledge the copyright and authors of this work. | |
23 | .TH GETPID 2 1993-07-23 "Linux 0.99.11" "Linux Programmer's Manual" | |
24 | .SH NAME | |
25 | getpid, getppid \- get process identification | |
26 | .SH SYNOPSIS | |
27 | .B #include <sys/types.h> | |
28 | .br | |
29 | .B #include <unistd.h> | |
30 | .sp | |
31 | .B pid_t getpid(void); | |
32 | .br | |
33 | .B pid_t getppid(void); | |
34 | .SH DESCRIPTION | |
e511ffb6 | 35 | .BR getpid () |
fea681da | 36 | returns the process ID of the current process. (This is often used by |
2c5f1089 | 37 | routines that generate unique temporary filenames.) |
fea681da | 38 | |
e511ffb6 | 39 | .BR getppid () |
fea681da MK |
40 | returns the process ID of the parent of the current process. |
41 | .SH "CONFORMING TO" | |
97c1eac8 | 42 | POSIX.1-2001, 4.3BSD, SVr4 |
fea681da MK |
43 | .SH "SEE ALSO" |
44 | .BR fork (2), | |
45 | .BR kill (2), | |
46 | .BR exec (3), | |
47 | .BR mkstemp (3), | |
48 | .BR tempnam (3), | |
49 | .BR tmpfile (3), | |
50 | .BR tmpnam (3) |