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Cleaned up some comments and ifdefs.

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bde 1998-02-03 22:32:23 +00:00
parent ffbb93a37a
commit 08a4a83dbb
1 changed files with 17 additions and 10 deletions
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27
sys/sys/poll.h
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@ -25,18 +25,18 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: poll.h,v 1.2 1997/09/14 05:38:03 peter Exp $
* $Id: poll.h,v 1.3 1997/12/15 03:09:48 wollman Exp $
*/
#ifndef _SYS_POLL_H_
#define _SYS_POLL_H_
/*
* This file is intended to be compatable with the traditional poll.h
* This file is intended to be compatable with the traditional poll.h.
*/
/*
* This structure is passed as an array to poll(2)
* This structure is passed as an array to poll(2).
*/
struct pollfd {
int fd; /* which file descriptor to poll */
@ -83,19 +83,26 @@ struct pollfd {
POLLWRBAND|POLLERR|POLLHUP|POLLNVAL)
/*
* Request that poll wait forever.
* XXX this is in stropts.h in SYSV, and not #included by poll.h
* Request that poll() wait forever.
* XXX in SYSV, this is defined in stropts.h, which is not included
* by poll.h.
*/
#define INFTIM (-1)
#define INFTIM (-1)
/* XXX: logically, this should be in <poll.h>, but SVR4 at least has it here */
#ifndef KERNEL
#include <sys/cdefs.h>
__BEGIN_DECLS
/* XXX poll has "unsigned long" nfds on SVR4, not u_int as on the other BSD's */
int poll __P((struct pollfd *_pfd, u_int _nfds, int _timeout));
/*
* XXX logically, poll() should be declared in <poll.h>, but SVR4 at
* least has it here in <sys/poll.h>.
* XXX poll() has "unsigned long" nfds on SVR4, not unsigned as on the
* other BSDs.
*/
int poll __P((struct pollfd *_pfd, unsigned _nfds, int _timeout));
__END_DECLS
#endif /* KERNEL */
#endif /* !KERNEL */
#endif /* !_SYS_POLL_H_ */