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#!/bin/sh
#
# Copyright (c) 1989 Jan-Simon Pendry
# Copyright (c) 1989 Imperial College of Science, Technology & Medicine
# Copyright (c) 1989, 1993
# The Regents of the University of California. All rights reserved.
#
# This code is derived from software contributed to Berkeley by
# Jan-Simon Pendry at Imperial College, London.
#
# 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.
# 3. All advertising materials mentioning features or use of this software
# must display the following acknowledgement:
# This product includes software developed by the University of
# California, Berkeley and its contributors.
# 4. Neither the name of the University nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# 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.
#
# @(#)os-type 8.1 (Berkeley) 6/6/93
#
# $Id: os-type,v 5.2.2.2 1992/05/31 16:45:46 jsp Exp $
#
#
# Take a pot-shot at your os type
#
echo "# ... No OS= option specified; dynamically determining OS type" >&2
#
# First try poking around in /etc/motd
#
case "`exec 2>/dev/null; head -2 /etc/motd`" in
*"Sun UNIX 4.2 Release 3."*) OS=sos3;;
*"SunOS Release 4."*) OS=sos4;;
*"HP-UX on the HP"*) OS=hpux;;
*"Ultrix V2."*) OS=u2_2;;
*"Ultrix V3."*) OS=u3_0;;
*"Ultrix-32 V3."*) OS=u3_0;;
*"Ultrix Worksystem V2."*) OS=u3_0;;
*"ULTRIX V4.2"*) OS=u4_2;;
*"ULTRIX V4."*) OS=u4_0;;
*"HLH OTS Version 1."*) OS=hlh42;;
*"RISC iX release 1."*) OS=riscix;;
*"FPX 4."*) OS=fpx4;;
*"HCX/UX"*) OS=hcx;;
*"4.4 BSD UNIX"*) OS=bsd44;;
*"4.3 BSD Reno UNIX"*) OS=bsd44;;
*"4.3 BSD UNIX"*) if [ -f /etc/minidisk ]; then
OS=acis43
elif [ -f /sbin/nfsiod ]; then
OS=bsd44 # prototype
else
OS=xinu43
fi;;
*"Alliant Concentrix"*) OS=concentrix;;
*"Umax 4.3"*) OS=umax43;;
*)
#
# Well, that didn't work so apply some heuristics
# to the filesystem name space...
#
echo "# ... inspecting File system ..." >&2
if [ -f /etc/comply ]; then
OS=utek
elif [ -d /usr/lib/methods -o -d /etc/methods ]; then
OS=aix3
elif [ -f /usr/bin/cat ]; then
OS=sos4
elif [ -f /etc/nd ]; then
OS=sos3
elif [ -f /etc/elcsd ]; then
echo "# ... Ultrix - assuming U4.0 ..." >&2
OS=u4_0
elif [ -f /hp-ux ]; then
OS=hpux
elif [ -f /etc/ttylocal ]; then
OS=xinu43
elif [ -f /etc/minidisk ]; then
OS=acis43
elif [ -f /etc/toolboxdaemon ]; then
OS=aux
elif [ -f /sbin/nfsiod ]; then
OS=bsd44
elif [ -d /vrm ]; then
OS=aix2
elif [ -f /bin/pyr ] && /bin/pyr; then
OS=pyrOSx
elif [ -d /NextApps ]; then
OS=next
elif [ -f /etc/gl/ucode ]; then
OS=irix3
elif [ -f /usr/gfx/ucode ]; then
OS=irix4
elif [ -f /stellix ]; then
OS=stellix
else
case "`(sh ../config/arch)2>/dev/null`" in
ibm032) OS=acis43;;
aviion) OS=dgux;;
*) OS=unknown;;
esac
fi;;
esac
echo "# ... OS appears to be \"${OS}\"" >&2
echo "${OS}"
exit 0
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