1 619085f0 2004-12-25 devnull #include <ucontext.h>
  2 619085f0 2004-12-25 devnull 
  3 619085f0 2004-12-25 devnull typedef struct Context Context;
  4 e127e40b 2004-12-27 devnull typedef struct Execjob Execjob;
  5 619085f0 2004-12-25 devnull typedef struct Proc Proc;
  6 619085f0 2004-12-25 devnull typedef struct _Procrendez _Procrendez;
  7 619085f0 2004-12-25 devnull 
  8 e1dc7e45 2004-12-27 devnull typedef struct Jmp Jmp;
  9 e1dc7e45 2004-12-27 devnull struct Jmp
 10 e1dc7e45 2004-12-27 devnull {
 11 e1dc7e45 2004-12-27 devnull 	p9jmp_buf b;
 12 e1dc7e45 2004-12-27 devnull };
 13 e1dc7e45 2004-12-27 devnull 
 14 619085f0 2004-12-25 devnull enum
 15 619085f0 2004-12-25 devnull {
 16 619085f0 2004-12-25 devnull 	STACK = 8192
 17 619085f0 2004-12-25 devnull };
 18 619085f0 2004-12-25 devnull 
 19 619085f0 2004-12-25 devnull struct Context
 20 619085f0 2004-12-25 devnull {
 21 619085f0 2004-12-25 devnull 	ucontext_t	uc;
 22 619085f0 2004-12-25 devnull };
 23 619085f0 2004-12-25 devnull 
 24 e127e40b 2004-12-27 devnull struct Execjob
 25 e127e40b 2004-12-27 devnull {
 26 e127e40b 2004-12-27 devnull 	int *fd;
 27 e127e40b 2004-12-27 devnull 	char *cmd;
 28 e127e40b 2004-12-27 devnull 	char **argv;
 29 e127e40b 2004-12-27 devnull 	Channel *c;
 30 e127e40b 2004-12-27 devnull };
 31 e127e40b 2004-12-27 devnull 
 32 619085f0 2004-12-25 devnull struct _Thread
 33 619085f0 2004-12-25 devnull {
 34 619085f0 2004-12-25 devnull 	_Thread	*next;
 35 619085f0 2004-12-25 devnull 	_Thread	*prev;
 36 619085f0 2004-12-25 devnull 	_Thread	*allnext;
 37 619085f0 2004-12-25 devnull 	_Thread	*allprev;
 38 619085f0 2004-12-25 devnull 	Context	context;
 39 619085f0 2004-12-25 devnull 	uint	id;
 40 619085f0 2004-12-25 devnull 	uchar	*stk;
 41 619085f0 2004-12-25 devnull 	uint	stksize;
 42 619085f0 2004-12-25 devnull 	int		exiting;
 43 619085f0 2004-12-25 devnull 	void	(*startfn)(void*);
 44 619085f0 2004-12-25 devnull 	void	*startarg;
 45 619085f0 2004-12-25 devnull 	Proc	*proc;
 46 619085f0 2004-12-25 devnull 	char	name[256];
 47 619085f0 2004-12-25 devnull 	char	state[256];
 48 619085f0 2004-12-25 devnull };
 49 619085f0 2004-12-25 devnull 
 50 619085f0 2004-12-25 devnull struct _Procrendez
 51 619085f0 2004-12-25 devnull {
 52 619085f0 2004-12-25 devnull 	Lock		*l;
 53 619085f0 2004-12-25 devnull 	int		asleep;
 54 4dbefdd4 2004-12-27 devnull #ifdef PLAN9PORT_USING_PTHREADS
 55 619085f0 2004-12-25 devnull 	pthread_cond_t	cond;
 56 4dbefdd4 2004-12-27 devnull #else
 57 4dbefdd4 2004-12-27 devnull 	int		pid;
 58 4dbefdd4 2004-12-27 devnull #endif
 59 619085f0 2004-12-25 devnull };
 60 619085f0 2004-12-25 devnull 
 61 619085f0 2004-12-25 devnull extern	void	_procsleep(_Procrendez*);
 62 619085f0 2004-12-25 devnull extern	void	_procwakeup(_Procrendez*);
 63 619085f0 2004-12-25 devnull 
 64 619085f0 2004-12-25 devnull struct Proc
 65 619085f0 2004-12-25 devnull {
 66 4dbefdd4 2004-12-27 devnull 	Proc		*next;
 67 4dbefdd4 2004-12-27 devnull 	Proc		*prev;
 68 4dbefdd4 2004-12-27 devnull 	char		msg[128];
 69 4dbefdd4 2004-12-27 devnull #ifdef PLAN9PORT_USING_PTHREADS
 70 4dbefdd4 2004-12-27 devnull 	pthread_t	osprocid;
 71 4dbefdd4 2004-12-27 devnull #else
 72 4dbefdd4 2004-12-27 devnull 	uint		osprocid;
 73 4dbefdd4 2004-12-27 devnull #endif
 74 619085f0 2004-12-25 devnull 	Lock		lock;
 75 8cbd854a 2004-12-27 devnull 	int			nswitch;
 76 619085f0 2004-12-25 devnull 	_Thread		*thread;
 77 619085f0 2004-12-25 devnull 	_Threadlist	runqueue;
 78 619085f0 2004-12-25 devnull 	_Threadlist	allthreads;
 79 619085f0 2004-12-25 devnull 	uint		nthread;
 80 619085f0 2004-12-25 devnull 	uint		sysproc;
 81 619085f0 2004-12-25 devnull 	_Procrendez	runrend;
 82 619085f0 2004-12-25 devnull 	Context	schedcontext;
 83 619085f0 2004-12-25 devnull 	void		*udata;
 84 e1dc7e45 2004-12-27 devnull 	Jmp		sigjmp;
 85 619085f0 2004-12-25 devnull };
 86 619085f0 2004-12-25 devnull 
 87 619085f0 2004-12-25 devnull #define proc() _threadproc()
 88 619085f0 2004-12-25 devnull #define setproc(p) _threadsetproc(p)
 89 619085f0 2004-12-25 devnull 
 90 4dbefdd4 2004-12-27 devnull extern Proc *_threadprocs;
 91 4dbefdd4 2004-12-27 devnull extern Lock _threadprocslock;
 92 955a2ca7 2004-12-27 devnull extern Proc *_threadexecproc;
 93 955a2ca7 2004-12-27 devnull extern Channel *_threadexecchan;
 94 955a2ca7 2004-12-27 devnull extern QLock _threadexeclock;
 95 955a2ca7 2004-12-27 devnull extern Channel *_dowaitchan;
 96 4dbefdd4 2004-12-27 devnull 
 97 73722a8b 2004-12-27 devnull extern void _procstart(Proc*, void (*fn)(Proc*));
 98 619085f0 2004-12-25 devnull extern _Thread *_threadcreate(Proc*, void(*fn)(void*), void*, uint);
 99 619085f0 2004-12-25 devnull extern void _threadexit(void);
100 619085f0 2004-12-25 devnull extern Proc *_threadproc(void);
101 619085f0 2004-12-25 devnull extern void _threadsetproc(Proc*);
102 619085f0 2004-12-25 devnull extern int _threadlock(Lock*, int, ulong);
103 619085f0 2004-12-25 devnull extern void _threadunlock(Lock*, ulong);
104 e1dc7e45 2004-12-27 devnull extern void _pthreadinit(void);
105 e127e40b 2004-12-27 devnull extern int _threadspawn(int*, char*, char**);
106 e127e40b 2004-12-27 devnull extern int _runthreadspawn(int*, char*, char**);
107 2c87dda8 2004-12-28 devnull extern void _threadsetupdaemonize(void);
108 2c87dda8 2004-12-28 devnull extern void _threaddodaemonize(char*);