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#include <ucontext.h>
typedef struct Context Context;
typedef struct Proc Proc;
typedef struct _Procrendez _Procrendez;
enum
{
STACK = 8192
};
struct Context
{
ucontext_t uc;
};
struct _Thread
{
_Thread *next;
_Thread *prev;
_Thread *allnext;
_Thread *allprev;
Context context;
uint id;
uchar *stk;
uint stksize;
int exiting;
void (*startfn)(void*);
void *startarg;
Proc *proc;
char name[256];
char state[256];
};
struct _Procrendez
{
Lock *l;
int asleep;
pthread_cond_t cond;
};
extern void _procsleep(_Procrendez*);
extern void _procwakeup(_Procrendez*);
struct Proc
{
pthread_t tid;
Lock lock;
_Thread *thread;
_Threadlist runqueue;
_Threadlist allthreads;
uint nthread;
uint sysproc;
_Procrendez runrend;
Context schedcontext;
void *udata;
};
extern Proc *xxx;
#define proc() _threadproc()
#define setproc(p) _threadsetproc(p)
extern void _procstart(Proc*, void (*fn)(void*));
extern _Thread *_threadcreate(Proc*, void(*fn)(void*), void*, uint);
extern void _threadexit(void);
extern Proc *_threadproc(void);
extern void _threadsetproc(Proc*);
extern int _threadlock(Lock*, int, ulong);
extern void _threadunlock(Lock*, ulong);
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