1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
extern int MyPid; /* the shell's process id */
extern int MyPgrp; /* the shell's process group */
extern int TermPgrp; /* the terminal's process group */
#define JSTOPPED (1L<<1)
#define JRUNNING (1L<<2)
#define JNEEDNOTE (1L<<3)
#define PTTYINPUT (1L<<1)
#define PTTYOUTPUT (1L<<2)
#define PSTOPSIGNAL (1L<<3)
#define PSTOPPED (1L<<4)
#define PDONE (1L<<5)
#define PEXITED (1L<<6)
#define PCOREDUMP (1L<<7)
#define PSIGNALED (1L<<8)
struct _PROC {
int pid;
int status;
int exitcode;
int termsig;
struct _PROC *next;
};
typedef struct _PROC PROC;
struct _JOB {
int status;
int pgrp;
PROC *procs;
};
typedef struct _JOB JOB;
|
