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poll(2): Add POLLRDHUP.

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Teach poll(2) to support Linux-style POLLRDHUP events for sockets, if
requested.  Triggered when the remote peer shuts down writing or closes
its end.

Reviewed by:	kib
MFC after:	1 month
Differential Revision:	https://reviews.freebsd.org/D29757
This commit is contained in:
Thomas Munro 2021-04-28 21:31:38 +12:00 committed by Sebastian Huber
parent 85140fb378
commit 363527bb03
1 changed files with 1 additions and 0 deletions
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1
newlib/libc/sys/rtems/include/sys/poll.h
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@ -71,6 +71,7 @@ struct pollfd {
#if __BSD_VISIBLE
/* General FreeBSD extension (currently only supported for sockets): */
#define POLLINIGNEOF 0x2000 /* like POLLIN, except ignore EOF */
#define POLLRDHUP 0x4000 /* half shut down */
#endif
/*