1#!/usr/bin/ksh93 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22# 23# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26# script to generate example .make.machines for build users 27# 28 29 30PATH=/usr/bin:/usr/sbin 31 32THISHOST=$(uname -n) 33 34cpus=$(psrinfo | grep on-line | wc -l) 35max=$(((cpus + 1) * 2)) 36 37EXISTING=$(grep "^$THISHOST" $HOME/.make.machines |awk -F"=" '{print $2}') 38 39if [[ -n "$EXISTING" ]] then 40 printf "Your existing \$HOME/.make.machines has a concurrency " 41 printf "setting of $EXISTING for host\n" 42 printf "$THISHOST. If you wish to change the setting then this " 43 printf "script suggests\nsetting concurrency to $max for a single-user " 44 printf "machine. Multi-user machines might\nrequire different values.\n" 45else 46 printf "$THISHOST max=$max\n" >> $HOME/.make.machines 47 printf "dmake concurrency for host $THISHOST set to $max.\n" 48fi 49