getpid.2

Unix操作系统minix 2.0源码

.\" Copyright (c) 1980 Regents of the University of California.
.\" All rights reserved.  The Berkeley software License Agreement
.\" specifies the terms and conditions for redistribution.
.\"
.\"	@(#)getpid.2	6.3 (Berkeley) 5/13/86
.\"
.TH GETPID 2 "May 13, 1986"
.UC 4
.SH NAME
getpid, getppid \- get process identification
.SH SYNOPSIS
.ft B
.nf
#include <sys/types.h>
#include <unistd.h>

pid_t getpid(void)
pid_t getppid(void)
.fi
.ft R
.SH DESCRIPTION
.B Getpid
returns
the process ID of
the current process.
Most often it is used
to generate uniquely-named temporary files.
.PP
.B Getppid
returns the process ID of the parent
of the current process. 
.SH "SEE ALSO
.BR fork (2).