1 files changed, 62 insertions, 0 deletions
diff --git a/src/pulsecore/poll.h b/src/pulsecore/poll.h
new file mode 100644
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--- /dev/null
+++ b/src/pulsecore/poll.h
@@ -0,0 +1,62 @@
+/***
+  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 2.1 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, see <http://www.gnu.org/licenses/>.
+***/
+
+/***
+   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.  */
+#define POLLIN          0x001           /* There is data to read.  */
+#define POLLPRI         0x002           /* There is urgent data to read.  */
+#define POLLOUT         0x004           /* Writing now will not block.  */
+
+/* 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         0x008           /* Error condition.  */
+#define POLLHUP         0x010           /* Hung up.  */
+#define POLLNVAL        0x020           /* Invalid polling request.  */
+
+/* Data structure describing a polling request.  */
+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.  */
+
+#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