95 lines
2.1 KiB
C
95 lines
2.1 KiB
C
#ifdef _MSC_VER
|
|
#ifndef _PTHREAD_H_
|
|
#define _PTHREAD_H_
|
|
#include <windows.h>
|
|
#include <stdint.h>
|
|
|
|
typedef HANDLE pthread_t;
|
|
typedef CRITICAL_SECTION pthread_mutex_t;
|
|
|
|
typedef struct {
|
|
CONDITION_VARIABLE cond;
|
|
} pthread_cond_t;
|
|
|
|
// Mutex
|
|
static inline int pthread_mutex_init(pthread_mutex_t *m, void *a) {
|
|
(void)a;
|
|
InitializeCriticalSection(m);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_mutex_lock(pthread_mutex_t *m) {
|
|
EnterCriticalSection(m);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_mutex_unlock(pthread_mutex_t *m) {
|
|
LeaveCriticalSection(m);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_mutex_destroy(pthread_mutex_t *m) {
|
|
DeleteCriticalSection(m);
|
|
return 0;
|
|
}
|
|
|
|
// Thread
|
|
static DWORD WINAPI thread_entry(LPVOID param) {
|
|
void **args = (void **)param;
|
|
void *(*fn)(void *) = (void *(*)(void *))(uintptr_t)args[0];
|
|
void *arg = args[1];
|
|
fn(arg);
|
|
free(param);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_create(pthread_t *t, void *a, void *(*fn)(void *), void *arg) {
|
|
(void)a;
|
|
void **params = malloc(2 * sizeof(void *));
|
|
if (!params) return -1;
|
|
params[0] = (void *)(uintptr_t)fn;
|
|
params[1] = arg;
|
|
*t = CreateThread(NULL, 0, thread_entry, params, 0, NULL);
|
|
return *t ? 0 : -1;
|
|
}
|
|
|
|
static inline int pthread_join(pthread_t t, void **ret) {
|
|
WaitForSingleObject(t, INFINITE);
|
|
CloseHandle(t);
|
|
if (ret) *ret = NULL;
|
|
return 0;
|
|
}
|
|
|
|
// Condition variable
|
|
static inline int pthread_cond_init(pthread_cond_t *c, void *a) {
|
|
(void)a;
|
|
InitializeConditionVariable(&c->cond);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_cond_destroy(pthread_cond_t *c) {
|
|
(void)c;
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_cond_wait(pthread_cond_t *c, pthread_mutex_t *m) {
|
|
SleepConditionVariableCS(&c->cond, m, INFINITE);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_cond_signal(pthread_cond_t *c) {
|
|
WakeConditionVariable(&c->cond);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_cond_broadcast(pthread_cond_t *c) {
|
|
WakeAllConditionVariable(&c->cond);
|
|
return 0;
|
|
}
|
|
|
|
static inline int pthread_mutex_trylock(pthread_mutex_t *m){
|
|
return TryEnterCriticalSection(m) ? 0 : EBUSY;
|
|
}
|
|
|
|
#endif // _PTHREAD_H_
|
|
#endif // _MSC_VER
|