diff options
Diffstat (limited to 'src/pulsecore/poll.h')
| -rw-r--r-- | src/pulsecore/poll.h | 48 |
1 files changed, 26 insertions, 22 deletions
diff --git a/src/pulsecore/poll.h b/src/pulsecore/poll.h index c3d486e1..dc741e5e 100644 --- a/src/pulsecore/poll.h +++ b/src/pulsecore/poll.h @@ -1,32 +1,33 @@ -/* $Id$ */ - -/*** - Compatibility definitions for System V `poll' interface. - Copyright (C) 1994,96,97,98,99,2000,2001,2004 Free Software Foundation, Inc. - Copyright (C) 2005, Cendio AB. - This file is part of PulseAudio. - Based on work for the GNU C Library. -***/ - /*** This file is part of PulseAudio. - + + Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB + PulseAudio is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 2 of the License, + by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. - + PulseAudio is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - + You should have received a copy of the GNU Lesser General Public License along with PulseAudio; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. ***/ +/*** + Based on work for the GNU C Library. + Copyright (C) 1994,96,97,98,99,2000,2001,2004 Free Software Foundation, Inc. +***/ + +#if defined(HAVE_POLL_H) +#include <poll.h> +#else + /* 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. */ @@ -41,21 +42,24 @@ #define POLLHUP 0x010 /* Hung up. */ #define POLLNVAL 0x020 /* Invalid polling request. */ - -/* Type used for the number of file descriptors. */ -typedef unsigned long int nfds_t; - /* Data structure describing a polling request. */ -struct pollfd - { +struct pollfd { int fd; /* File descriptor to poll. */ short int events; /* Types of events poller cares about. */ short int revents; /* Types of events that actually occurred. */ - }; +}; + /* Poll the file descriptors described by the NFDS structures starting at FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for an event to occur; if TIMEOUT is -1, block until an event occurs. Returns the number of file descriptors with events, zero if timed out, or -1 for errors. */ -extern int poll (struct pollfd *__fds, nfds_t __nfds, int __timeout); + +#endif /* HAVE_POLL_H */ + +#if defined(HAVE_POLL_H) && !defined(OS_IS_DARWIN) +#define pa_poll(fds,nfds,timeout) poll((fds),(nfds),(timeout)) +#else +int pa_poll(struct pollfd *fds, unsigned long nfds, int timeout); +#endif |