projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 97be4b52 KM |
1 | .\" Copyright (c) 1980 Regents of the University of California. |
| 2 | .\" All rights reserved. The Berkeley software License Agreement | |
| 3 | .\" specifies the terms and conditions for redistribution. | |
| 4 | .\" | |
| cfb84303 | 5 | .\" @(#)getpid.2 6.1 (Berkeley) %G% |
| 97be4b52 | 6 | .\" |
| cfb84303 | 7 | .TH GETPID 2 "" |
| 97be4b52 KM |
8 | .UC 4 |
| 9 | .SH NAME | |
| 209957d3 | 10 | getpid, getppid \- get process identification |
| 97be4b52 | 11 | .SH SYNOPSIS |
| 209957d3 KM |
12 | .ft B |
| 13 | .nf | |
| 14 | pid = getpid() | |
| 15 | long pid; | |
| 16 | .sp | |
| 17 | ppid = getppid() | |
| 18 | long ppid; | |
| 19 | .fi | |
| 20 | .ft R | |
| 97be4b52 KM |
21 | .SH DESCRIPTION |
| 22 | .I Getpid | |
| 23 | returns | |
| 24 | the process ID of | |
| 25 | the current process. | |
| 209957d3 KM |
26 | Most often it is used with the host identifier |
| 27 | .IR gethostid (2) | |
| 28 | to generate uniquely-named temporary files. | |
| 29 | .PP | |
| 30 | .I Getppid | |
| 31 | returns the process ID of the parent | |
| 32 | of the current process. | |
| 33 | .SH "SEE ALSO | |
| 34 | gethostid(2) |