diff options
Diffstat (limited to 'io/sys')
| -rw-r--r-- | io/sys/poll.h | 25 |
1 files changed, 4 insertions, 21 deletions
diff --git a/io/sys/poll.h b/io/sys/poll.h index e694fe37d5..b9af2cfc0e 100644 --- a/io/sys/poll.h +++ b/io/sys/poll.h @@ -1,5 +1,5 @@ /* Compatibility definitions for System V `poll' interface. - Copyright (C) 1994, 1996 Free Software Foundation, Inc. + Copyright (C) 1994, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -22,6 +22,9 @@ #include <features.h> +/* Get the platform dependent bits of `poll'. */ +#include <bits/poll.h> + __BEGIN_DECLS /* Data structure describing a polling request. */ @@ -32,26 +35,6 @@ struct pollfd short int revents; /* Types of events that actually occurred. */ }; -/* Event types that can be polled for. These bits may be set in `events' - to indicate the interesting event types; they will appear in `revents' - to indicate the status of the file descriptor. */ -#define POLLIN 01 /* There is data to read. */ -#define POLLPRI 02 /* There is urgent data to read. */ -#define POLLOUT 04 /* Writing now will not block. */ - -/* Some aliases. */ -#define POLLWRNORM POLLOUT - -/* Event types always implicitly polled for. These bits need not be set in - `events', but they will appear in `revents' to indicate the status of - the file descriptor. */ -#define POLLERR 010 /* Error condition. */ -#define POLLHUP 020 /* Hung up. */ -#define POLLNVAL 040 /* Invalid polling request. */ - -/* Canonical number of polling requests to read in at a time in poll. */ -#define NPOLLFILE 30 - /* Poll the file descriptors described by the NFDS structures starting at FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for |