3623 struct job {  struct
3643 	struct job *prev_job;   /* previous job */  argument
3646 static struct job *makejob(/*union node *,*/ int);
3647 static int forkshell(struct job *, union node *, int);
3648 static int waitforjob(struct job *);
3816 static struct job *jobtab; //5
3820 static struct job *curjob; //lots
3861 job_signal_status(struct job *jp)
3874 restore_tty_if_stopped_or_signaled(struct job *jp)
3889 set_curjob(struct job *jp, unsigned mode)  in set_curjob()
3891 	struct job *jp1;  in set_curjob()
3892 	struct job **jpp, **curp;  in set_curjob()
3939 jobno(const struct job *jp)  in jobno()
3951 static struct job *
3954 	struct job *jp;  in getjob()
3955 	struct job *found;  in getjob()
4036 freejob(struct job *jp)  in freejob()
4150 				struct job *jp;  in killcmd()
4194 showpipe(struct job *jp /*, FILE *out*/)  in showpipe()
4208 restartjob(struct job *jp, int mode)  in restartjob()
4242 	struct job *jp;  in fg_bgcmd()
4340 waitone(int block, struct job *job)  in waitone()  argument
4344 	struct job *jp;  in waitone()
4345 	struct job *thisjob = NULL;  in waitone()
4438 	if (thisjob && thisjob == job) {  in waitone()
4453 dowait(int block, struct job *jp)  in dowait()
4480 showjob(struct job *jp, int mode)  in showjob()
4561 	struct job *jp;  in showjobs()
4603 getstatus(struct job *job)  in getstatus()  argument
4610 	ps = job->ps + job->nprocs - 1;  in getstatus()
4614 		while (status == 0 && --ps >= job->ps)  in getstatus()
4629 				job->sigint = 1;  in getstatus()
4635 		jobno(job), job->nprocs, status, retval));  in getstatus()
4642 	struct job *job;  in waitcmd()  local
4644 	struct job *jp;  in waitcmd()
4710 			job = curjob;  in waitcmd()
4712 				if (!job)  in waitcmd()
4714 				if (job->ps[job->nprocs - 1].ps_pid == pid)  in waitcmd()
4716 				job = job->prev_job;  in waitcmd()
4719 			job = getjob(*argv, 0);  in waitcmd()
4722 		dowait(DOWAIT_BLOCK_OR_SIG, job);  in waitcmd()
4725 		job->waited = 1;  in waitcmd()
4726 		retval = getstatus(job);  in waitcmd()
4737 static struct job *
4742 	struct job *jp, *jq;  in growjobtab()
4753 		jq = (struct job *)((char *)jq + l);  in growjobtab()
4757 #define joff(p) ((struct job *)((char *)(p) + l))  in growjobtab()
4772 	jp = (struct job *)((char *)jp + len);  in growjobtab()
4784 static struct job *
4788 	struct job *jp;  in makejob()
5173 forkchild(struct job *jp, union node *n, int mode)  in forkchild()
5298 forkparent(struct job *jp, union node *n, int mode, pid_t pid)  in forkparent()
5333 forkshell(struct job *jp, union node *n, int mode)  in forkshell()
5375 waitforjob(struct job *jp)  in waitforjob()
5444 	struct job *jp;  in stoppedjobs()
5499 	if (forkshell((struct job *)NULL, (union node *)NULL, FORK_NOJOB) == 0) {  in openhere()
6558 	struct job *jp;         /* job structure for command */
6585 	struct job *jp;
9549 	struct job *jp;  in evalsubshell()
9653 	struct job *jp;  in evalpipe()
10300 	struct job *jp;  in evalcommand()