#!/bin/sh
#
# kmk target [usual kernel make arguments]
#
#

export LANG=C
native() { for i; do eval "$i() { ARCH=$i; }"; done; }
mapped() { eval "$1() { ARCH=$2; CROSS_COMPILE=$3-; }"; }
normal() { for i; do mapped $i $i $i-linux; done; }
uml() { $1; SUBARCH=$ARCH; ARCH=um; }
missing() { for i; do eval "$1() { echo no toolchain for $1; exit 1; }"; done; }
test -e /etc/kmk.rc && . /etc/kmk.rc
test -e ~/.kmkrc && . ~/.kmkrc

target=$1
shift

# build tree
BUILDDIR=$BUILDBASE/$target

# target description
CONFIG=$CONFIGDIR/$target
test -e $CONFIG || { echo unknown target: $target; exit 1; }

# OK, get its definitions.
SUBARCH=
EXTRA=
. $CONFIG

# decide whether to filter pathnames in the output, decide where we need
# FIXED_CONF=... in make arguments.
FIXED_CONF=
filter="sed -u -e"
filter_arg="s^`/bin/pwd`/^^g"
case "$*" in
	*V=1* | oldconfig | menuconfig)
		filter=;;
	allmodconfig)
		FIXED_CONF="FIXED_CONF=$CONFIG"
		filter=;;
	-n)
		filter="sed -ne"
		filter_arg="/^set -e/s/';.*/'/p"
esac

if [ $SUBARCH ]; then
	SUBARCH=SUBARCH=$SUBARCH	# yeeecch
fi

run_make()
{
	make O=`pwd`/$BUILDDIR ARCH=$ARCH $SUBARCH \
		CROSS_COMPILE=$CROSS_COMPILE $FIXED_CONF $EXTRA "$@" 2>&1
}

if [ -n "$filter" ]; then
	run_make "$@" | $filter "$filter_arg"
else
	run_make "$@"
fi