1 d54ead7f 2004-12-28 devnull #include "u.h"
  2 d54ead7f 2004-12-28 devnull #include <errno.h>
  3 d54ead7f 2004-12-28 devnull #include <sys/time.h>
  4 d54ead7f 2004-12-28 devnull #include <sys/types.h>
  5 d54ead7f 2004-12-28 devnull #include <sys/wait.h>
  6 d54ead7f 2004-12-28 devnull #include <sched.h>
  7 d54ead7f 2004-12-28 devnull #include <signal.h>
  8 619085f0 2004-12-25 devnull #include <ucontext.h>
  9 d54ead7f 2004-12-28 devnull #include "libc.h"
 10 d54ead7f 2004-12-28 devnull #include "thread.h"
 11 619085f0 2004-12-25 devnull 
 12 0debe1c6 2004-12-29 devnull #if defined(__FreeBSD__) && __FreeBSD_version < 500000
 13 d54ead7f 2004-12-28 devnull extern	int		getcontext(ucontext_t*);
 14 d54ead7f 2004-12-28 devnull extern	void		setcontext(ucontext_t*);
 15 d54ead7f 2004-12-28 devnull extern	int		swapcontext(ucontext_t*, ucontext_t*);
 16 d54ead7f 2004-12-28 devnull extern	void		makecontext(ucontext_t*, void(*)(), int, ...);
 17 d54ead7f 2004-12-28 devnull #endif
 18 d54ead7f 2004-12-28 devnull 
 19 50f7ec33 2005-01-07 devnull #if defined(__APPLE__)
 20 b8f742db 2005-01-11 devnull #	define mcontext libthread_mcontext
 21 b8f742db 2005-01-11 devnull #	define mcontext_t libthread_mcontext_t
 22 b8f742db 2005-01-11 devnull #	define ucontext libthread_ucontext
 23 b8f742db 2005-01-11 devnull #	define ucontext_t libthread_ucontext_t
 24 50f7ec33 2005-01-07 devnull #	include "Darwin-ucontext.h"
 25 50f7ec33 2005-01-07 devnull #endif
 26 50f7ec33 2005-01-07 devnull 
 27 619085f0 2004-12-25 devnull typedef struct Context Context;
 28 e127e40b 2004-12-27 devnull typedef struct Execjob Execjob;
 29 619085f0 2004-12-25 devnull typedef struct Proc Proc;
 30 619085f0 2004-12-25 devnull typedef struct _Procrendez _Procrendez;
 31 619085f0 2004-12-25 devnull 
 32 e1dc7e45 2004-12-27 devnull typedef struct Jmp Jmp;
 33 e1dc7e45 2004-12-27 devnull struct Jmp
 34 e1dc7e45 2004-12-27 devnull {
 35 e1dc7e45 2004-12-27 devnull 	p9jmp_buf b;
 36 e1dc7e45 2004-12-27 devnull };
 37 e1dc7e45 2004-12-27 devnull 
 38 619085f0 2004-12-25 devnull enum
 39 619085f0 2004-12-25 devnull {
 40 619085f0 2004-12-25 devnull 	STACK = 8192
 41 619085f0 2004-12-25 devnull };
 42 619085f0 2004-12-25 devnull 
 43 619085f0 2004-12-25 devnull struct Context
 44 619085f0 2004-12-25 devnull {
 45 619085f0 2004-12-25 devnull 	ucontext_t	uc;
 46 619085f0 2004-12-25 devnull };
 47 619085f0 2004-12-25 devnull 
 48 e127e40b 2004-12-27 devnull struct Execjob
 49 e127e40b 2004-12-27 devnull {
 50 e127e40b 2004-12-27 devnull 	int *fd;
 51 e127e40b 2004-12-27 devnull 	char *cmd;
 52 e127e40b 2004-12-27 devnull 	char **argv;
 53 e127e40b 2004-12-27 devnull 	Channel *c;
 54 e127e40b 2004-12-27 devnull };
 55 e127e40b 2004-12-27 devnull 
 56 619085f0 2004-12-25 devnull struct _Thread
 57 619085f0 2004-12-25 devnull {
 58 619085f0 2004-12-25 devnull 	_Thread	*next;
 59 619085f0 2004-12-25 devnull 	_Thread	*prev;
 60 619085f0 2004-12-25 devnull 	_Thread	*allnext;
 61 619085f0 2004-12-25 devnull 	_Thread	*allprev;
 62 619085f0 2004-12-25 devnull 	Context	context;
 63 619085f0 2004-12-25 devnull 	uint	id;
 64 619085f0 2004-12-25 devnull 	uchar	*stk;
 65 619085f0 2004-12-25 devnull 	uint	stksize;
 66 619085f0 2004-12-25 devnull 	int		exiting;
 67 619085f0 2004-12-25 devnull 	void	(*startfn)(void*);
 68 619085f0 2004-12-25 devnull 	void	*startarg;
 69 619085f0 2004-12-25 devnull 	Proc	*proc;
 70 619085f0 2004-12-25 devnull 	char	name[256];
 71 619085f0 2004-12-25 devnull 	char	state[256];
 72 619085f0 2004-12-25 devnull };
 73 619085f0 2004-12-25 devnull 
 74 619085f0 2004-12-25 devnull struct _Procrendez
 75 619085f0 2004-12-25 devnull {
 76 619085f0 2004-12-25 devnull 	Lock		*l;
 77 619085f0 2004-12-25 devnull 	int		asleep;
 78 4dbefdd4 2004-12-27 devnull #ifdef PLAN9PORT_USING_PTHREADS
 79 619085f0 2004-12-25 devnull 	pthread_cond_t	cond;
 80 4dbefdd4 2004-12-27 devnull #else
 81 4dbefdd4 2004-12-27 devnull 	int		pid;
 82 4dbefdd4 2004-12-27 devnull #endif
 83 619085f0 2004-12-25 devnull };
 84 619085f0 2004-12-25 devnull 
 85 619085f0 2004-12-25 devnull extern	void	_procsleep(_Procrendez*);
 86 619085f0 2004-12-25 devnull extern	void	_procwakeup(_Procrendez*);
 87 a0a331aa 2005-01-06 devnull extern	void	_procwakeupandunlock(_Procrendez*);
 88 619085f0 2004-12-25 devnull 
 89 619085f0 2004-12-25 devnull struct Proc
 90 619085f0 2004-12-25 devnull {
 91 4dbefdd4 2004-12-27 devnull 	Proc		*next;
 92 4dbefdd4 2004-12-27 devnull 	Proc		*prev;
 93 4dbefdd4 2004-12-27 devnull 	char		msg[128];
 94 4dbefdd4 2004-12-27 devnull #ifdef PLAN9PORT_USING_PTHREADS
 95 4dbefdd4 2004-12-27 devnull 	pthread_t	osprocid;
 96 4dbefdd4 2004-12-27 devnull #else
 97 4dbefdd4 2004-12-27 devnull 	uint		osprocid;
 98 4dbefdd4 2004-12-27 devnull #endif
 99 619085f0 2004-12-25 devnull 	Lock		lock;
100 8cbd854a 2004-12-27 devnull 	int			nswitch;
101 619085f0 2004-12-25 devnull 	_Thread		*thread;
102 619085f0 2004-12-25 devnull 	_Threadlist	runqueue;
103 619085f0 2004-12-25 devnull 	_Threadlist	allthreads;
104 619085f0 2004-12-25 devnull 	uint		nthread;
105 619085f0 2004-12-25 devnull 	uint		sysproc;
106 619085f0 2004-12-25 devnull 	_Procrendez	runrend;
107 619085f0 2004-12-25 devnull 	Context	schedcontext;
108 619085f0 2004-12-25 devnull 	void		*udata;
109 e1dc7e45 2004-12-27 devnull 	Jmp		sigjmp;
110 619085f0 2004-12-25 devnull };
111 619085f0 2004-12-25 devnull 
112 619085f0 2004-12-25 devnull #define proc() _threadproc()
113 619085f0 2004-12-25 devnull #define setproc(p) _threadsetproc(p)
114 619085f0 2004-12-25 devnull 
115 4dbefdd4 2004-12-27 devnull extern Proc *_threadprocs;
116 4dbefdd4 2004-12-27 devnull extern Lock _threadprocslock;
117 955a2ca7 2004-12-27 devnull extern Proc *_threadexecproc;
118 955a2ca7 2004-12-27 devnull extern Channel *_threadexecchan;
119 955a2ca7 2004-12-27 devnull extern QLock _threadexeclock;
120 955a2ca7 2004-12-27 devnull extern Channel *_dowaitchan;
121 4dbefdd4 2004-12-27 devnull 
122 73722a8b 2004-12-27 devnull extern void _procstart(Proc*, void (*fn)(Proc*));
123 619085f0 2004-12-25 devnull extern _Thread *_threadcreate(Proc*, void(*fn)(void*), void*, uint);
124 619085f0 2004-12-25 devnull extern void _threadexit(void);
125 619085f0 2004-12-25 devnull extern Proc *_threadproc(void);
126 619085f0 2004-12-25 devnull extern void _threadsetproc(Proc*);
127 619085f0 2004-12-25 devnull extern int _threadlock(Lock*, int, ulong);
128 619085f0 2004-12-25 devnull extern void _threadunlock(Lock*, ulong);
129 e1dc7e45 2004-12-27 devnull extern void _pthreadinit(void);
130 e127e40b 2004-12-27 devnull extern int _threadspawn(int*, char*, char**);
131 e127e40b 2004-12-27 devnull extern int _runthreadspawn(int*, char*, char**);
132 2c87dda8 2004-12-28 devnull extern void _threadsetupdaemonize(void);
133 2c87dda8 2004-12-28 devnull extern void _threaddodaemonize(char*);
134 1d2533d0 2004-12-28 devnull extern void _threadpexit(void);
135 c7acb53e 2005-01-04 devnull extern void _threaddaemonize(void);