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488aa22758
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15298 Signed-off-by: Stefan Metzmacher <metze@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
#ifndef _system_select_h
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#define _system_select_h
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/*
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Unix SMB/CIFS implementation.
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select system include wrappers
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Copyright (C) Andrew Tridgell 2004
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** NOTE! The following LGPL license applies to the replace
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** library. This does NOT imply that all of Samba is released
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** under the LGPL
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef HAVE_SYS_SELECT_H
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#include <sys/select.h>
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#endif
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#ifdef HAVE_SYS_EPOLL_H
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#include <sys/epoll.h>
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#endif
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#ifndef SELECT_CAST
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#define SELECT_CAST
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#endif
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#ifdef HAVE_POLL
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#include <poll.h>
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#else
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/* Type used for the number of file descriptors. */
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typedef unsigned long int nfds_t;
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/* Data structure describing a polling request. */
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struct pollfd
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{
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int fd; /* File descriptor to poll. */
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short int events; /* Types of events poller cares about. */
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short int revents; /* Types of events that actually occurred. */
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};
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/* Event types that can be polled for. These bits may be set in `events'
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to indicate the interesting event types; they will appear in `revents'
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to indicate the status of the file descriptor. */
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#define POLLIN 0x001 /* There is data to read. */
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#define POLLPRI 0x002 /* There is urgent data to read. */
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#define POLLOUT 0x004 /* Writing now will not block. */
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#define POLLRDNORM 0x040 /* Normal data may be read. */
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#define POLLRDBAND 0x080 /* Priority data may be read. */
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#define POLLWRNORM 0x100 /* Writing now will not block. */
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#define POLLWRBAND 0x200 /* Priority data may be written. */
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#define POLLERR 0x008 /* Error condition. */
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#define POLLHUP 0x010 /* Hung up. */
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#define POLLNVAL 0x020 /* Invalid polling request. */
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/* define is in "replace.h" */
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int rep_poll(struct pollfd *fds, nfds_t nfds, int timeout);
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#endif
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#endif
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