# PXFGETPGRP (L*X, M*X)

POSIX Subroutine: Gets the process group ID of the calling process.

## Module

USE IFPOSIX

CALL PXFGETPGRP (ipgrp,ierror)

ipgrp | (Output) INTEGER(4). The returned process group ID.
ierror | (Output) INTEGER(4). The error status.

If successful, ierror is set to zero; otherwise, an error code.

Each process group is a member of a session and each process is a member of the session in which its process group is a member.

Parent topic: POSIX* Library Routines