RTEMS 4.8.0 On-Line Library

Process Environment Manager Directives

RTEMS POSIX API User's Guide

3.4: Directives

Process Environment Manager getpid - Get Process ID

Process Environment Manager getppid - Get Parent Process ID

Process Environment Manager getuid - Get User ID

Process Environment Manager geteuid - Get Effective User ID

Process Environment Manager getgid - Get Real Group ID

Process Environment Manager getegid - Get Effective Group ID

Process Environment Manager setuid - Set User ID

Process Environment Manager setgid - Set Group ID

Process Environment Manager getgroups - Get Supplementary Group IDs

Process Environment Manager getlogin - Get User Name

Process Environment Manager getlogin_r - Reentrant Get User Name

Process Environment Manager getpgrp - Get Process Group ID

Process Environment Manager setsid - Create Session and Set Process Group ID

Process Environment Manager setpgid - Set Process Group ID for Job Control

Process Environment Manager uname - Get System Name

Process Environment Manager times - Get process times

Process Environment Manager getenv - Get Environment Variables

Process Environment Manager setenv - Set Environment Variables

Process Environment Manager ctermid - Generate Terminal Pathname

Process Environment Manager ttyname - Determine Terminal Device Name

Process Environment Manager ttyname_r - Reentrant Determine Terminal Device Name

Process Environment Manager isatty - Determine if File Descriptor is Terminal

Process Environment Manager sysconf - Get Configurable System Variables

This section details the process environment manager's directives. A subsection is dedicated to each of this manager's directives and describes the calling sequence, related constants, usage, and status codes.

RTEMS POSIX API User's Guide