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 7a2c8850 2005-01-17 devnull #include <sys/utsname.h>
 10 d54ead7f 2004-12-28 devnull #include "libc.h"
 11 d54ead7f 2004-12-28 devnull #include "thread.h"
 12 619085f0 2004-12-25 devnull 
 13 0debe1c6 2004-12-29 devnull #if defined(__FreeBSD__) && __FreeBSD_version < 500000
 14 d54ead7f 2004-12-28 devnull extern	int		getcontext(ucontext_t*);
 15 d54ead7f 2004-12-28 devnull extern	void		setcontext(ucontext_t*);
 16 d54ead7f 2004-12-28 devnull extern	int		swapcontext(ucontext_t*, ucontext_t*);
 17 d54ead7f 2004-12-28 devnull extern	void		makecontext(ucontext_t*, void(*)(), int, ...);
 18 d54ead7f 2004-12-28 devnull #endif
 19 d54ead7f 2004-12-28 devnull 
 20 50f7ec33 2005-01-07 devnull #if defined(__APPLE__)
 21 b8f742db 2005-01-11 devnull #	define mcontext libthread_mcontext
 22 b8f742db 2005-01-11 devnull #	define mcontext_t libthread_mcontext_t
 23 b8f742db 2005-01-11 devnull #	define ucontext libthread_ucontext
 24 b8f742db 2005-01-11 devnull #	define ucontext_t libthread_ucontext_t
 25 50f7ec33 2005-01-07 devnull #	include "Darwin-ucontext.h"
 26 50f7ec33 2005-01-07 devnull #endif
 27 50f7ec33 2005-01-07 devnull 
 28 619085f0 2004-12-25 devnull typedef struct Context Context;
 29 e127e40b 2004-12-27 devnull typedef struct Execjob Execjob;
 30 619085f0 2004-12-25 devnull typedef struct Proc Proc;
 31 619085f0 2004-12-25 devnull typedef struct _Procrendez _Procrendez;
 32 619085f0 2004-12-25 devnull 
 33 e1dc7e45 2004-12-27 devnull typedef struct Jmp Jmp;
 34 e1dc7e45 2004-12-27 devnull struct Jmp
 35 e1dc7e45 2004-12-27 devnull {
 36 e1dc7e45 2004-12-27 devnull 	p9jmp_buf b;
 37 e1dc7e45 2004-12-27 devnull };
 38 e1dc7e45 2004-12-27 devnull 
 39 619085f0 2004-12-25 devnull enum
 40 619085f0 2004-12-25 devnull {
 41 619085f0 2004-12-25 devnull 	STACK = 8192
 42 619085f0 2004-12-25 devnull };
 43 619085f0 2004-12-25 devnull 
 44 619085f0 2004-12-25 devnull struct Context
 45 619085f0 2004-12-25 devnull {
 46 619085f0 2004-12-25 devnull 	ucontext_t	uc;
 47 619085f0 2004-12-25 devnull };
 48 619085f0 2004-12-25 devnull 
 49 e127e40b 2004-12-27 devnull struct Execjob
 50 e127e40b 2004-12-27 devnull {
 51 e127e40b 2004-12-27 devnull 	int *fd;
 52 e127e40b 2004-12-27 devnull 	char *cmd;
 53 e127e40b 2004-12-27 devnull 	char **argv;
 54 e127e40b 2004-12-27 devnull 	Channel *c;
 55 e127e40b 2004-12-27 devnull };
 56 e127e40b 2004-12-27 devnull 
 57 619085f0 2004-12-25 devnull struct _Thread
 58 619085f0 2004-12-25 devnull {
 59 619085f0 2004-12-25 devnull 	_Thread	*next;
 60 619085f0 2004-12-25 devnull 	_Thread	*prev;
 61 619085f0 2004-12-25 devnull 	_Thread	*allnext;
 62 619085f0 2004-12-25 devnull 	_Thread	*allprev;
 63 619085f0 2004-12-25 devnull 	Context	context;
 64 619085f0 2004-12-25 devnull 	uint	id;
 65 619085f0 2004-12-25 devnull 	uchar	*stk;
 66 619085f0 2004-12-25 devnull 	uint	stksize;
 67 619085f0 2004-12-25 devnull 	int		exiting;
 68 619085f0 2004-12-25 devnull 	void	(*startfn)(void*);
 69 619085f0 2004-12-25 devnull 	void	*startarg;
 70 619085f0 2004-12-25 devnull 	Proc	*proc;
 71 619085f0 2004-12-25 devnull 	char	name[256];
 72 619085f0 2004-12-25 devnull 	char	state[256];
 73 619085f0 2004-12-25 devnull };
 74 619085f0 2004-12-25 devnull 
 75 619085f0 2004-12-25 devnull struct _Procrendez
 76 619085f0 2004-12-25 devnull {
 77 619085f0 2004-12-25 devnull 	Lock		*l;
 78 619085f0 2004-12-25 devnull 	int		asleep;
 79 4dbefdd4 2004-12-27 devnull #ifdef PLAN9PORT_USING_PTHREADS
 80 619085f0 2004-12-25 devnull 	pthread_cond_t	cond;
 81 4dbefdd4 2004-12-27 devnull #else
 82 4dbefdd4 2004-12-27 devnull 	int		pid;
 83 4dbefdd4 2004-12-27 devnull #endif
 84 619085f0 2004-12-25 devnull };
 85 619085f0 2004-12-25 devnull 
 86 619085f0 2004-12-25 devnull extern	void	_procsleep(_Procrendez*);
 87 619085f0 2004-12-25 devnull extern	void	_procwakeup(_Procrendez*);
 88 a0a331aa 2005-01-06 devnull extern	void	_procwakeupandunlock(_Procrendez*);
 89 619085f0 2004-12-25 devnull 
 90 619085f0 2004-12-25 devnull struct Proc
 91 619085f0 2004-12-25 devnull {
 92 4dbefdd4 2004-12-27 devnull 	Proc		*next;
 93 4dbefdd4 2004-12-27 devnull 	Proc		*prev;
 94 4dbefdd4 2004-12-27 devnull 	char		msg[128];
 95 4dbefdd4 2004-12-27 devnull #ifdef PLAN9PORT_USING_PTHREADS
 96 4dbefdd4 2004-12-27 devnull 	pthread_t	osprocid;
 97 4dbefdd4 2004-12-27 devnull #else
 98 669a062b 2005-01-30 devnull 	int		osprocid;
 99 4dbefdd4 2004-12-27 devnull #endif
100 619085f0 2004-12-25 devnull 	Lock		lock;
101 8cbd854a 2004-12-27 devnull 	int			nswitch;
102 619085f0 2004-12-25 devnull 	_Thread		*thread;
103 619085f0 2004-12-25 devnull 	_Threadlist	runqueue;
104 619085f0 2004-12-25 devnull 	_Threadlist	allthreads;
105 619085f0 2004-12-25 devnull 	uint		nthread;
106 619085f0 2004-12-25 devnull 	uint		sysproc;
107 619085f0 2004-12-25 devnull 	_Procrendez	runrend;
108 619085f0 2004-12-25 devnull 	Context	schedcontext;
109 619085f0 2004-12-25 devnull 	void		*udata;
110 e1dc7e45 2004-12-27 devnull 	Jmp		sigjmp;
111 619085f0 2004-12-25 devnull };
112 619085f0 2004-12-25 devnull 
113 619085f0 2004-12-25 devnull #define proc() _threadproc()
114 619085f0 2004-12-25 devnull #define setproc(p) _threadsetproc(p)
115 619085f0 2004-12-25 devnull 
116 4dbefdd4 2004-12-27 devnull extern Proc *_threadprocs;
117 4dbefdd4 2004-12-27 devnull extern Lock _threadprocslock;
118 955a2ca7 2004-12-27 devnull extern Proc *_threadexecproc;
119 955a2ca7 2004-12-27 devnull extern Channel *_threadexecchan;
120 955a2ca7 2004-12-27 devnull extern QLock _threadexeclock;
121 955a2ca7 2004-12-27 devnull extern Channel *_dowaitchan;
122 4dbefdd4 2004-12-27 devnull 
123 73722a8b 2004-12-27 devnull extern void _procstart(Proc*, void (*fn)(Proc*));
124 619085f0 2004-12-25 devnull extern _Thread *_threadcreate(Proc*, void(*fn)(void*), void*, uint);
125 619085f0 2004-12-25 devnull extern void _threadexit(void);
126 619085f0 2004-12-25 devnull extern Proc *_threadproc(void);
127 619085f0 2004-12-25 devnull extern void _threadsetproc(Proc*);
128 619085f0 2004-12-25 devnull extern int _threadlock(Lock*, int, ulong);
129 619085f0 2004-12-25 devnull extern void _threadunlock(Lock*, ulong);
130 e1dc7e45 2004-12-27 devnull extern void _pthreadinit(void);
131 e127e40b 2004-12-27 devnull extern int _threadspawn(int*, char*, char**);
132 e127e40b 2004-12-27 devnull extern int _runthreadspawn(int*, char*, char**);
133 2c87dda8 2004-12-28 devnull extern void _threadsetupdaemonize(void);
134 2c87dda8 2004-12-28 devnull extern void _threaddodaemonize(char*);
135 1d2533d0 2004-12-28 devnull extern void _threadpexit(void);
136 c7acb53e 2005-01-04 devnull extern void _threaddaemonize(void);