# vim:ts=4
#
# Copyright (c) 2010 Hypertriton, Inc. <http://hypertriton.com/>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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# DAMAGES (INCLUDING BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
# USE OF THIS SOFTWARE EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

sub Test
{
	TryCompile 'HAVE_SELECT', << 'EOF';
#include <sys/types.h>
#include <sys/time.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>

int
main(int argc, char *argv[])
{
	struct timeval tv;
	int rv;

	tv.tv_sec = 1;
	tv.tv_usec = 1;
	rv = select(0, NULL, NULL, NULL, &tv);
	return (rv == -1 && errno != EINTR);
}
EOF
}

sub Emul
{
	my ($os, $osrel, $machine) = @_;

	# Note: On Windows, a kind of select() is available of linking
	# against WinSock (see winsock.pm)

	MkEmulUnavail('SELECT');
	return (1);
}

BEGIN
{
	$DESCR{'select'} = 'the select() interface';
	$DEPS{'select'} = 'cc';
	$TESTS{'select'} = \&Test;
	$EMUL{'select'} = \&Emul;
}

;1