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109 lines
2.1 KiB
109 lines
2.1 KiB
4 months ago
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#ifndef SYSROOT_THREADS_H_
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#define SYSROOT_THREADS_H_
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#include <features.h>
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#include <time.h>
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#ifdef __cplusplus
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extern "C" {
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typedef unsigned long thrd_t;
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#else
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typedef struct __pthread* thrd_t;
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#define thread_local _Thread_local
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#endif
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typedef unsigned tss_t;
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typedef int (*thrd_start_t)(void*);
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typedef void (*tss_dtor_t)(void*);
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#define __NEED_cnd_t
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#define __NEED_mtx_t
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#define __NEED_once_flag
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#include <bits/alltypes.h>
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#define TSS_DTOR_ITERATIONS 4
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enum {
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thrd_success = 0,
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thrd_busy = 1,
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thrd_error = 2,
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thrd_nomem = 3,
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thrd_timedout = 4,
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};
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// These are bitfield values; initialize with e.g. (mtx_plain|mtx_timed).
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// mtx_recursive is not implemented.
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enum {
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mtx_plain = 0,
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mtx_recursive = 1,
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mtx_timed = 2,
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};
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#ifdef _ALL_SOURCE
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#define MTX_INIT \
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{}
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#define CND_INIT \
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{}
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#endif
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#define ONCE_FLAG_INIT 0
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int thrd_create(thrd_t*, thrd_start_t, void*);
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#ifdef _ALL_SOURCE
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// |name| is silently truncated to a maximum of ZX_MAX_NAME_LEN-1 characters.
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int thrd_create_with_name(thrd_t*, thrd_start_t, void*, const char* name);
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#endif
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_Noreturn void thrd_exit(int);
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int thrd_detach(thrd_t);
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int thrd_join(thrd_t, int*);
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int thrd_sleep(const struct timespec*, struct timespec*);
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void thrd_yield(void);
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thrd_t thrd_current(void);
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int thrd_equal(thrd_t, thrd_t);
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#ifndef __cplusplus
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#define thrd_equal(A, B) ((A) == (B))
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#endif
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void call_once(once_flag*, void (*)(void));
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int mtx_init(mtx_t*, int);
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void mtx_destroy(mtx_t*);
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int mtx_lock(mtx_t* __m)
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#ifdef __clang__
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__attribute__((__acquire_capability__(__m)))
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#endif
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;
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int mtx_timedlock(mtx_t* __restrict, const struct timespec* __restrict);
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int mtx_trylock(mtx_t*);
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int mtx_unlock(mtx_t* __m)
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#ifdef __clang__
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__attribute__((__release_capability__(__m)))
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#endif
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;
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int cnd_init(cnd_t*);
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void cnd_destroy(cnd_t*);
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int cnd_broadcast(cnd_t*);
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int cnd_signal(cnd_t*);
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int cnd_timedwait(cnd_t* __restrict, mtx_t* __restrict, const struct timespec* __restrict);
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int cnd_wait(cnd_t*, mtx_t*);
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int tss_create(tss_t*, tss_dtor_t);
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void tss_delete(tss_t key);
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int tss_set(tss_t, void*);
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void* tss_get(tss_t);
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#ifdef __cplusplus
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}
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#endif
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#endif // SYSROOT_THREADS_H_
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