1#!/bin/sh
2
3#
4# Copyright (c) 2015 EMC Corp.
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26# SUCH DAMAGE.
27#
28
29# tmpfs version of buildworld.sh
30
31. ../default.cfg
32
33[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
34
35[ -d /usr/src/sys ] || exit 0
36[ `swapinfo | wc -l` -eq 1 ] && exit 0
37[ `sysctl -n hw.physmem` -gt $(( 2 * 1024 * 1024 * 1024)) ] &&
38    { echo "RAM must be clamped to 2GB or less."; exit 0; }
39mount | grep -q "on $mntpoint " && umount $mntpoint
40mount -t tmpfs tmpfs $mntpoint || exit 1
41
42cd /usr/src
43export MAKEOBJDIRPREFIX=$mntpoint/obj
44export TMPDIR=$mntpoint/tmp
45mkdir $TMPDIR
46chmod 0777 $TMPDIR
47
48p=$((`sysctl -n hw.ncpu`+ 1))
49make -j $p buildworld  DESTDIR=$mntpoint TARGET=amd64 TARGET_ARCH=amd64 \
50    > /dev/null &
51sleep $((20 *  60))
52kill $!
53wait
54
55while mount | grep -q "on $mntpoint "; do
56	umount $mntpoint || sleep 1
57done
58