50 lines
970 B
C
50 lines
970 B
C
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/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-09-11 Meco Man First version
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*/
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#ifndef __POLL_H__
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#define __POLL_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !defined(POLLIN) && !defined(POLLOUT)
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#define POLLIN (0x01)
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#define POLLRDNORM (0x01)
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#define POLLRDBAND (0x01)
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#define POLLPRI (0x01)
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#define POLLOUT (0x02)
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#define POLLWRNORM (0x02)
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#define POLLWRBAND (0x02)
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#define POLLERR (0x04)
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#define POLLHUP (0x08)
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#define POLLNVAL (0x10)
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typedef unsigned int nfds_t;
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struct pollfd
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{
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int fd;
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short events;
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short revents;
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};
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#endif /* !defined(POLLIN) && !defined(POLLOUT) */
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#define POLLMASK_DEFAULT (POLLIN | POLLOUT | POLLRDNORM | POLLWRNORM)
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int poll(struct pollfd *fds, nfds_t nfds, int timeout);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __POLL_H__ */
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