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)) 49[ $p -gt 32 ] && p=32 # Arbitrary cap 50make -j $p buildworld DESTDIR=$mntpoint TARGET=amd64 TARGET_ARCH=amd64 \ 51 > /dev/null & 52sleep $((20 * 60)) 53kill $! 54wait 55 56while mount | grep -q "on $mntpoint "; do 57 umount $mntpoint || sleep 1 58done 59