ciabatta/inc/threads.h

99 lines
2.1 KiB
C

#pragma once
#define thread_local _Thread_local
#define ONCE_FLAG_INIT 1
#define TSS_DTOR_ITERATIONS 32
#if !defined(_timespec_defined)
#define _timespec_defined
typedef unsigned long long time_t;
struct timespec {
time_t tv_sec;
long tv_nsec;
};
#endif
#if defined(_WIN32)
typedef struct cnd_t {
int idk_yet;
} cnd_t;
typedef struct thrd_t {
void* handle;
} thrd_t;
typedef struct tss_t {
int idk_yet;
} tss_t;
typedef struct mtx_t {
int type;
// Done to handle recursive mutexes
unsigned long recursion;
unsigned long owner;
_Atomic(int) counter;
void* semaphore;
} mtx_t;
#else
#error "Not implemented"
#endif
typedef void(*tss_dtor_t) (void*);
typedef int (*thrd_start_t)(void*);
typedef int once_flag; // TODO: change this maybe?
enum {
mtx_plain = 0,
mtx_recursive = 1,
mtx_timed = 2,
};
enum {
thrd_success,
thrd_timedout,
thrd_busy,
thrd_error,
thrd_nomem
};
void call_once(once_flag *flag, void (*func)(void));
int cnd_init (cnd_t *cond);
int cnd_broadcast(cnd_t *cond);
void cnd_destroy (cnd_t *cond);
int cnd_signal (cnd_t *cond);
int cnd_wait (cnd_t *cond, mtx_t *mtx);
int cnd_timedwait(
cnd_t *restrict cond,
mtx_t *restrict mtx,
const struct timespec *restrict ts
);
void mtx_destroy (mtx_t *mtx);
int mtx_init (mtx_t *mtx, int type);
int mtx_unlock (mtx_t *mtx);
int mtx_trylock (mtx_t *mtx);
int mtx_lock (mtx_t *mtx);
int mtx_timedlock(
mtx_t *restrict mtx,
const struct timespec *restrict ts
);
thrd_t thrd_current(void);
int thrd_create (thrd_t *thr, thrd_start_t func, void *arg);
int thrd_detach (thrd_t thr);
int thrd_equal (thrd_t thr0, thrd_t thr1);
int thrd_join (thrd_t thr, int *res);
void thrd_yield (void);
int thrd_sleep(
const struct timespec *duration,
struct timespec *remaining
);
_Noreturn void thrd_exit(int res);
int tss_create(tss_t *key, tss_dtor_t dtor);
void tss_delete(tss_t key);
void *tss_get (tss_t key);
int tss_set (tss_t key, void *val);