freebsd-src/machine.sh
Simon J. Gerraty 2e36ab2363 Import bmake-20230126
Relevant/interesting changes (see ChangeLog for more):

	o variables like .newline and .MAKE.{GID,PID,PPID,UID}
	should be read-only.
	o .[NO]READONLY: for control of read-only variables
	o .SYSPATH: for controlling the path searched for makefiles
	o allow for white-space between command specifiers @+-
	o add more details to warning 'Extra targets ignored'
	o make.1: sync list of built-in variables with reality
	sort list of built-in variables
	o cond.c: add more details to error message for numeric comparison
	o job.c: fix handling of null bytes in output
	o Allow .break to terminate a .for loop early
	o var.c: fix out-of-bounds errors when parsing
	o fix exit status for '-q' (since 1994)
2023-01-27 16:23:54 -08:00

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:
# This is mostly redundant.
# These days I use the pseudo machine "host" when building for host
# and $TARGET_HOST for its objdir
# RCSid:
# $Id: machine.sh,v 1.19 2023/01/17 18:30:21 sjg Exp $
#
# @(#) Copyright (c) 1994-2023 Simon J. Gerraty
#
# This file is provided in the hope that it will
# be of use. There is absolutely NO WARRANTY.
# Permission to copy, redistribute or otherwise
# use this file is hereby granted provided that
# the above copyright notice and this notice are
# left intact.
#
# Please send copies of changes and bug-fixes to:
# sjg@crufty.net
#
# leverage os.sh
Mydir=`dirname $0`
. $Mydir/os.sh
# some further overrides - mostly for MACHINE_ACH
case $OS in
AIX) # from http://gnats.netbsd.org/29386
MACHINE_ARCH=`bootinfo -T`
;;
Bitrig)
MACHINE_ARCH=$MACHINE;
;;
HP-UX)
MACHINE_ARCH=`IFS="/-."; set $MACHINE; echo $1`
;;
esac
(
case "$0" in
arch*) echo $MACHINE_ARCH;;
*)
case "$1" in
"") echo $MACHINE;;
*) echo $MACHINE_ARCH;;
esac
;;
esac
) | toLower