* Copyright (c) 1991 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* %sccs.include.redist.c%
* @(#)jobs.h 5.1 (Berkeley) %G%
/* Mode argument to forkshell. Don't change FORK_FG or FORK_BG. */
* A job structure contains information about a job. A job is either a
* single process or a set of processes contained in a pipeline. In the
* latter case, pidlist will be non-NULL, and will point to a -1 terminated
short pid
; /* process id */
short status
; /* status flags (defined above) */
char *cmd
; /* text of command being run */
#define JOBSTOPPED 1 /* all procs are stopped */
#define JOBDONE 2 /* all procs are completed */
struct procstat ps0
; /* status of process */
struct procstat
*ps
; /* status or processes when more than one */
short nprocs
; /* number of processes */
short pgrp
; /* process group of this job */
char state
; /* true if job is finished */
char used
; /* true if this entry is in used */
char changed
; /* true if status has changed */
char jobctl
; /* job running under job control */
extern short backgndpid
; /* pid of last background process */
struct job
*makejob(union node
*, int);
int forkshell(struct job
*, union node
*, int);
int waitforjob(struct job
*);
#define setjobctl(on) /* do nothing */