1236769Sobrien: 2236769Sobrien# NAME: 3236769Sobrien# os.sh - operating system specifics 4236769Sobrien# 5236769Sobrien# DESCRIPTION: 6236769Sobrien# This file is included at the start of processing. Its role is 7236769Sobrien# to set the variables OS, OSREL, OSMAJOR, MACHINE and MACHINE_ARCH to 8236769Sobrien# reflect the current system. 9236769Sobrien# 10236769Sobrien# It also sets variables such as MAILER, LOCAL_FS, PS_AXC to hide 11236769Sobrien# certain aspects of different UNIX flavours. 12236769Sobrien# 13236769Sobrien# SEE ALSO: 14236769Sobrien# site.sh,funcs.sh 15236769Sobrien# 16236769Sobrien# AUTHOR: 17236769Sobrien# Simon J. Gerraty <sjg@crufty.net> 18236769Sobrien 19236769Sobrien# RCSid: 20321964Ssjg# $Id: os.sh,v 1.53 2017/01/11 20:01:09 sjg Exp $ 21236769Sobrien# 22236769Sobrien# @(#) Copyright (c) 1994 Simon J. Gerraty 23236769Sobrien# 24236769Sobrien# This file is provided in the hope that it will 25236769Sobrien# be of use. There is absolutely NO WARRANTY. 26236769Sobrien# Permission to copy, redistribute or otherwise 27236769Sobrien# use this file is hereby granted provided that 28236769Sobrien# the above copyright notice and this notice are 29236769Sobrien# left intact. 30236769Sobrien# 31236769Sobrien# Please send copies of changes and bug-fixes to: 32236769Sobrien# sjg@crufty.net 33236769Sobrien# 34236769Sobrien 35236769Sobrien# this lets us skip sourcing it again 36236769Sobrien_OS_SH=: 37236769Sobrien 38236769SobrienOS=`uname` 39236769SobrienOSREL=`uname -r` 40236769SobrienOSMAJOR=`IFS=.; set $OSREL; echo $1` 41236769SobrienMACHINE=`uname -m` 42236769SobrienMACHINE_ARCH=`uname -p 2>/dev/null || echo $MACHINE` 43236769Sobrien 44236769Sobrien# there is at least one case of `uname -p` outputting 45236769Sobrien# a bunch of usless drivel 46236769Sobriencase "$MACHINE_ARCH" in 47292068Ssjgunknown|*[!A-Za-z0-9_-]*) MACHINE_ARCH="$MACHINE";; 48236769Sobrienesac 49236769Sobrien 50236769Sobrien# we need this here, and it is not always available... 51236769SobrienWhich() { 52236769Sobrien case "$1" in 53236769Sobrien -*) t=$1; shift;; 54236769Sobrien *) t=-x;; 55236769Sobrien esac 56236769Sobrien case "$1" in 57236769Sobrien /*) test $t $1 && echo $1;; 58236769Sobrien *) 59293174Ssjg # some shells cannot correctly handle `IFS` 60293174Ssjg # in conjunction with the for loop. 61293174Ssjg _dirs=`IFS=:; echo ${2:-$PATH}` 62293174Ssjg for d in $_dirs 63236769Sobrien do 64236769Sobrien test $t $d/$1 && { echo $d/$1; break; } 65236769Sobrien done 66236769Sobrien ;; 67236769Sobrien esac 68236769Sobrien} 69236769Sobrien 70236769Sobrien# tr is insanely non-portable wrt char classes, so we need to 71236769Sobrien# spell out the alphabet. sed y/// would work too. 72236769SobrientoUpper() { 73293174Ssjg ${TR:-tr} abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ 74236769Sobrien} 75236769Sobrien 76236769SobrientoLower() { 77293174Ssjg ${TR:-tr} ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 78236769Sobrien} 79236769Sobrien 80236769SobrienK= 81236769Sobriencase $OS in 82236769SobrienAIX) # everyone loves to be different... 83236769Sobrien OSMAJOR=`uname -v` 84236769Sobrien OSREL="$OSMAJOR.`uname -r`" 85236769Sobrien LOCAL_FS=jfs 86236769Sobrien PS_AXC=-e 87236769Sobrien SHARE_ARCH=$OS/$OSMAJOR.X 88236769Sobrien ;; 89236769SobrienSunOS) 90236769Sobrien CHOWN=`Which chown /usr/etc:/usr/bin` 91236769Sobrien export CHOWN 92236769Sobrien 93236769Sobrien # Great! Solaris keeps moving arch(1) 94293174Ssjg # should just bite the bullet and use uname -p 95236769Sobrien arch=`Which arch /usr/bin:/usr/ucb` 96236769Sobrien 97236769Sobrien MAILER=/usr/ucb/Mail 98236769Sobrien LOCAL_FS=4.2 99236769Sobrien 100236769Sobrien case "$OSREL" in 101236769Sobrien 4.0*) 102236769Sobrien # uname -m just says sun which could be anything 103236769Sobrien # so use arch(1). 104236769Sobrien MACHINE_ARCH=`arch` 105236769Sobrien MACHINE=$MACHINE_ARCH 106236769Sobrien ;; 107236769Sobrien 4*) 108293174Ssjg MACHINE_ARCH=`arch` 109293174Ssjg ;; 110236769Sobrien 5*) 111236769Sobrien K=-k 112236769Sobrien LOCAL_FS=ufs 113236769Sobrien MAILER=mailx 114236769Sobrien PS_AXC=-e 115236769Sobrien # can you believe that ln on Solaris defaults to 116236769Sobrien # overwriting an existing file!!!!! We want one that works! 117236769Sobrien test -x /usr/xpg4/bin/ln && LN=${LN:-/usr/xpg4/bin/ln} 118236769Sobrien # wonderful, 5.8's tr again require's []'s 119293174Ssjg # but /usr/xpg4/bin/tr causes problems if LC_COLLATE is set! 120293174Ssjg # use toUpper/toLower instead. 121236769Sobrien ;; 122236769Sobrien esac 123236769Sobrien case "$OS/$MACHINE_ARCH" in 124236769Sobrien *sun386) SHARE_ARCH=$MACHINE_ARCH;; 125236769Sobrien esac 126236769Sobrien ;; 127236769Sobrien*BSD) 128236769Sobrien K=-k 129236769Sobrien MAILER=/usr/bin/Mail 130236769Sobrien LOCAL_FS=local 131276305Sngie : $-,$ENV 132276305Sngie case "$-,$ENV" in 133276305Sngie *i*,*) ;; 134276305Sngie *,|*ENVFILE*) ;; 135236769Sobrien *) ENV=;; 136236769Sobrien esac 137276305Sngie # NetBSD at least has good backward compatibility 138236769Sobrien # so NetBSD/i386 is good enough 139236769Sobrien case $OS in 140292068Ssjg NetBSD) 141292068Ssjg HOST_ARCH=$MACHINE 142321964Ssjg SHARE_ARCH=$OS/$HOST_ARCH 143292068Ssjg ;; 144236769Sobrien OpenBSD) 145293174Ssjg arch=`Which arch /usr/bin:/usr/ucb:$PATH` 146293174Ssjg MACHINE_ARCH=`$arch -s` 147293174Ssjg ;; 148236769Sobrien esac 149236769Sobrien NAWK=awk 150236769Sobrien export NAWK 151236769Sobrien ;; 152236769SobrienHP-UX) 153236769Sobrien TMP_DIRS="/tmp /usr/tmp" 154236769Sobrien LOCAL_FS=hfs 155236769Sobrien MAILER=mailx 156236769Sobrien # don't rely on /bin/sh, its broken 157236769Sobrien _shell=/bin/ksh; ENV= 158236769Sobrien # also, no one would be interested in OSMAJOR=A 159236769Sobrien case "$OSREL" in 160236769Sobrien ?.09*) OSMAJOR=9; PS_AXC=-e;; 161236769Sobrien ?.10*) OSMAJOR=10; PS_AXC=-e;; 162236769Sobrien esac 163236769Sobrien ;; 164236769SobrienIRIX) 165236769Sobrien LOCAL_FS=efs 166236769Sobrien ;; 167236769SobrienInterix) 168236769Sobrien MACHINE=i386 169236769Sobrien MACHINE_ARCH=i386 170236769Sobrien ;; 171236769SobrienUnixWare) 172236769Sobrien OSREL=`uname -v` 173236769Sobrien OSMAJOR=`IFS=.; set $OSREL; echo $1` 174236769Sobrien MACHINE_ARCH=`uname -m` 175236769Sobrien ;; 176236769SobrienLinux) 177236769Sobrien # Not really any such thing as Linux, but 178236769Sobrien # this covers red-hat and hopefully others. 179236769Sobrien case $MACHINE in 180236769Sobrien i?86) MACHINE_ARCH=i386;; # we don't care about i686 vs i586 181236769Sobrien esac 182236769Sobrien LOCAL_FS=ext2 183236769Sobrien PS_AXC=axc 184236769Sobrien [ -x /usr/bin/md5sum ] && { MD5=/usr/bin/md5sum; export MD5; } 185236769Sobrien ;; 186236769SobrienQNX) 187236769Sobrien case $MACHINE in 188236769Sobrien x86pc) MACHINE_ARCH=i386;; 189236769Sobrien esac 190236769Sobrien ;; 191236769SobrienHaiku) 192236769Sobrien case $MACHINE in 193236769Sobrien BeBox) MACHINE_ARCH=powerpc;; 194236769Sobrien BeMac) MACHINE_ARCH=powerpc;; 195236769Sobrien BePC) MACHINE_ARCH=i386;; 196236769Sobrien esac 197236769Sobrien ;; 198236769Sobrienesac 199236769Sobrien 200236769SobrienHOSTNAME=${HOSTNAME:-`( hostname ) 2>/dev/null`} 201236769SobrienHOSTNAME=${HOSTNAME:-`( uname -n ) 2>/dev/null`} 202236769Sobriencase "$HOSTNAME" in 203236769Sobrien*.*) HOST=`IFS=.; set -- $HOSTNAME; echo $1`;; 204236769Sobrien*) HOST=$HOSTNAME;; 205236769Sobrienesac 206236769Sobrien 207236769SobrienTMP_DIRS=${TMP_DIRS:-"/tmp /var/tmp"} 208236769SobrienMACHINE_ARCH=${MACHINE_ARCH:-$MACHINE} 209321964Ssjgcase "$MACHINE_ARCH" in 210321964Ssjgx86*64|amd64) MACHINE32_ARCH=i386;; 211321964Ssjg*64) MACHINE32_ARCH=`echo $MACHINE_ARCH | sed 's,64,32,'`;; 212321964Ssjg*) MACHINE32_ARCH=$MACHINE_ARCH;; 213321964Ssjgesac 214292068SsjgHOST_ARCH=${HOST_ARCH:-$MACHINE_ARCH} 215321964SsjgHOST_ARCH32=${HOST_ARCH32:-$MACHINE32_ARCH} 216236769Sobrien# we mount server:/share/arch/$SHARE_ARCH as /usr/local 217321964SsjgSHARE_ARCH_DEFAULT=$OS/$OSMAJOR.X/$HOST_ARCH 218321964SsjgSHARE_ARCH=${SHARE_ARCH:-$SHARE_ARCH_DEFAULT} 219236769SobrienLN=${LN:-ln} 220236769SobrienTR=${TR:-tr} 221236769Sobrien 222236769Sobrien# Some people like have /share/$HOST_TARGET/bin etc. 223292068SsjgHOST_TARGET=`echo ${OS}${OSMAJOR}-$HOST_ARCH | tr -d / | toLower` 224321964SsjgHOST_TARGET32=`echo ${OS}${OSMAJOR}-$HOST_ARCH32 | tr -d / | toLower` 225321964Ssjgexport HOST_TARGET HOST_TARGET32 226236769Sobrien 227236769Sobriencase `echo -n .` in -n*) N=; C="\c";; *) N=-n; C=;; esac 228236769Sobrien 229293174SsjgEcho() { 230293174Ssjg case "$1" in 231293174Ssjg -n) _n=$N _c=$C; shift;; 232293174Ssjg *) _n= _c=;; 233293174Ssjg esac 234293174Ssjg echo $_n "$@" $_c 235293174Ssjg} 236293174Ssjg 237293174Ssjgexport HOSTNAME HOST 238236769Sobrienexport OS MACHINE MACHINE_ARCH OSREL OSMAJOR LOCAL_FS TMP_DIRS MAILER N C K PS_AXC 239236769Sobrienexport LN SHARE_ARCH TR 240236769Sobrien 241236769Sobriencase /$0 in 242236769Sobrien*/os.sh) 243293174Ssjg for v in $* 244236769Sobrien do 245293174Ssjg eval vv=\$$v 246293174Ssjg echo "$v='$vv'" 247236769Sobrien done 248293174Ssjg ;; 249236769Sobrienesac 250236769Sobrien 251