22 #ifndef LELY_LIBC_THREADS_H_ 23 #define LELY_LIBC_THREADS_H_ 28 #ifndef LELY_HAVE_THREADS_H 29 #if __STDC_VERSION__ >= 201112L && !defined(__STDC_NO_THREADS__) 30 #define LELY_HAVE_THREADS_H 1 35 #if LELY_HAVE_THREADS_H 37 #else // !LELY_HAVE_UNISTD_H 41 #ifndef LELY_HAVE_PTHREAD_H 42 #if _POSIX_THREADS >= 200112L || defined(__MINGW32__) 43 #define LELY_HAVE_PTHREAD_H 1 47 #if LELY_HAVE_PTHREAD_H 52 #error This file requires POSIX Threads or Windows. 56 #if __cplusplus >= 201103L 59 #define thread_local _Thread_local 64 #if LELY_HAVE_PTHREAD_H 65 #define ONCE_FLAG_INIT PTHREAD_ONCE_INIT 67 #define ONCE_FLAG_INIT 0 74 #define TSS_DTOR_ITERATIONS 1 77 #if LELY_HAVE_PTHREAD_H 80 typedef CONDITION_VARIABLE
cnd_t;
84 #if LELY_HAVE_PTHREAD_H 94 #if LELY_HAVE_PTHREAD_H 101 #if LELY_HAVE_PTHREAD_H 104 typedef CRITICAL_SECTION
mtx_t;
142 #if LELY_HAVE_PTHREAD_H 156 #if LELY_HAVE_PTHREAD_H 390 int thrd_sleep(
const struct timespec *duration,
struct timespec *remaining);
440 #endif // !LELY_HAVE_THREADS_H 442 #endif // !LELY_LIBC_THREADS_H_ int mtx_trylock(mtx_t *mtx)
Endeavors to lock the mutex at mtx.
void mtx_destroy(mtx_t *mtx)
Releases any resources used by the mutex at mtx.
int cnd_signal(cnd_t *cond)
Unblocks one of the threads that are blocked on the condition variable at cond at the time of the cal...
A mutex type that supports recursive locking.
_Noreturn void thrd_exit(int res)
Terminates execution of the calling thread and sets its result code to res.
Indicates that the time specified in the call was reached without acquiring the requested resource...
Indicates that the requested operation succeeded.
int thrd_detach(thrd_t thr)
Tells the operating system to dispose of any resources allocated to the thread identified by thr when...
pthread_t thrd_t
A complete object type that holds an identifier for a thread.
Indicates that the requested operation failed.
A mutex type that supports neither timeout nor test and return.
void * tss_get(tss_t key)
Returns the value for the current thread held in the thread-specific storage identified by key...
int mtx_unlock(mtx_t *mtx)
Unlocks the mutex at mtx.
pthread_key_t tss_t
A complete object type that holds an identifier for a thread-specific storage pointer.
Indicates that the requested operation failed because it was unable to allocate memory.
int thrd_sleep(const struct timespec *duration, struct timespec *remaining)
Suspends execution of the calling thread until either the interval specified by duration has elapsed ...
This header file is part of the C11 and POSIX compatibility library; it includes <threads.h>, if it exists, and defines any missing functionality.
int mtx_lock(mtx_t *mtx)
Blocks until it locks the mutex at mtx.
thrd_t thrd_current(void)
Identifies the thread that called it.
pthread_cond_t cnd_t
A complete object type that holds an identifier for a condition variable.
pthread_mutex_t mtx_t
A complete object type that holds an identifier for a mutex.
int thrd_join(thrd_t thr, int *res)
Joins the thread identified by thr with the current thread by blocking until the other thread has ter...
int cnd_init(cnd_t *cond)
Creates a condition variable.
int mtx_timedlock(mtx_t *mtx, const struct timespec *ts)
Endeavors to block until it locks the mutex at mtx or until after the TIME_UTC-based calendar time at...
pthread_once_t once_flag
A complete object type that holds a flag for use by call_once().
int cnd_timedwait(cnd_t *cond, mtx_t *mtx, const struct timespec *ts)
Atomically unlocks the mutex at mtx and endeavors to block until the condition variable at cond is si...
int thrd_equal(thrd_t thr0, thrd_t thr1)
Determines whether the thread identified by thr0 refers to the thread identified by thr1...
int thrd_create(thrd_t *thr, thrd_start_t func, void *arg)
Creates a new thread executing func(arg).
void thrd_yield(void)
Endeavors to permit other threads to run, even if the current thread would ordinarily continue to run...
Indicates that the requested operation failed because a resource requested by a test and return funct...
void call_once(once_flag *flag, void(*func)(void))
Uses the once_flag at flag to ensure that func is called exactly once, the first time the call_once()...
int tss_set(tss_t key, void *val)
Sets the value for the current thread held in the thread-specific storage identified by key to val...
int cnd_wait(cnd_t *cond, mtx_t *mtx)
Atomically unlocks the mutex at mtx and endeavors to block until the condition variable at cond is si...
int(* thrd_start_t)(void *)
The function pointer type that is passed to thrd_create() to create a new thread. ...
void cnd_destroy(cnd_t *cond)
Releases all resources used by the condition variable at cond.
A mutex type that supports timeout (not available with the native Windows API).
This header file is part of the Lely libraries; it contains the compiler feature definitions.
#define _Noreturn
A function declared with a _Noreturn function specifier SHALL not return to its caller.
int tss_create(tss_t *key, tss_dtor_t dtor)
Creates a thread-specific storage pointer with destructor dtor, which may be NULL.
This header file is part of the C11 and POSIX compatibility library; it includes <time.h> and defines any missing functionality.
void tss_delete(tss_t key)
Releases any resources used by the thread-specific storage identified by key.
void(* tss_dtor_t)(void *)
The function pointer type used for a destructor for a thread-specific storage pointer.
int cnd_broadcast(cnd_t *cond)
Unblocks all of the threads that are blocked on the condition variable at cond at the time of the cal...
int mtx_init(mtx_t *mtx, int type)
Creates a mutex object with properties indicated by type, which must have one of the four values: ...