Function acl_pthread_tls_set

lib_acl/src/thread/acl_pthread.c:800–839

}

int acl_pthread_tls_set(acl_pthread_key_t key, void *ptr,
	void (*free_fn)(void *))
{
	const char *myname = "acl_pthread_tls_set";
	TLS_CTX *tls_ctxes;

	if ((long) key >= acl_tls_ctx_max) {
		acl_msg_error("%s(%d): key(%ld) invalid",
			myname, __LINE__, (long) key);
		acl_set_error(ACL_EINVAL);
		return ACL_EINVAL;
	}

	if (__tls_ctx_key == (acl_pthread_key_t) ACL_TLS_OUT_OF_INDEXES) {
		acl_msg_error("%s(%d): __tls_ctx_key invalid, tid(%lu)",
			myname, __LINE__, (unsigned long) acl_pthread_self());
		acl_set_error(ACL_ENOMEM);
		return ACL_ENOMEM;
	}
	tls_ctxes = (TLS_CTX*) acl_pthread_getspecific(__tls_ctx_key);
	if (tls_ctxes == NULL) {
		acl_msg_error("%s(%d): __tls_ctx_key(%ld) no exist",
			myname, __LINE__, (long) __tls_ctx_key);
		return -1;
	}
	if (tls_ctxes[(long) key].key != key) {
		acl_msg_error("%s(%d): key(%ld) invalid",
			myname, __LINE__, (long) key);
		acl_set_error(ACL_EINVAL);
		return ACL_EINVAL;
	}
	/* ����ü�ֵ���ھ�������������Ҫ�ͷŵ������� */
	if (tls_ctxes[(long) key].ptr != NULL && tls_ctxes[(long) key].free_fn != NULL) {
		tls_ctxes[(long) key].free_fn(tls_ctxes[(long) key].ptr);
	}

	tls_ctxes[(long) key].free_fn = free_fn;
	tls_ctxes[(long) key].ptr = ptr;
	return 0;
}

int acl_pthread_tls_del(acl_pthread_key_t key)
{