</$objtype/mkfile

YTARG=`{ls *.y | sed 's/..$//'}
TARG=`{ls *.c | sed 's/..$//'} $YTARG
HFILES=/$objtype/include/u.h /sys/include/libc.h /sys/include/bio.h
BIN=/$objtype/bin
LDFLAGS=
YFLAGS=-d

NOTSYS=.+\..+
PCONLY=|vmx
NOMK=$NOTSYS`{~ $objtype (386 amd64) || echo $PCONLY}

Ocpu=`{sed -n 's/^O=//p' /$cputype/mkfile}
DIRS=`{echo */mkfile | sed 's,/mkfile *,\n,g' | grep -v '^('$NOMK')$'}

none:VQ:
	echo usage: mk cmds, all, allall, install, installall
	echo '	$O'.'$cmd', '$cmd'.install, '$cmd'.installall
	echo '	clean, nuke'

^([$OS])\.(.*):R:	\2.\1
	$stem1^l $LDFLAGS -o $target $stem2.$stem1

.*\.[$OS]:R:	$HFILES

(.*)\.([$OS])'$':R:	\1.c
	$stem2^c $CFLAGS $stem1.c

%.tab.h %.c:D:	%.y
	$YACC $YFLAGS -o $stem.c -s $stem $prereq

$BIN/%:	$O.% $Ocpu.cp
	./$Ocpu.cp $O.$stem $BIN/$stem

$BIN/init:	$O.init  # hack, install location is not target
	cp $prereq /$objtype/init

%.acid: %.$O $HFILES
	$CC $CFLAGS -a $stem.c >$target

%.dirs:V:
	for(i in $DIRS) @{
		cd $i
		echo mk $i
		mk $MKFLAGS $stem
	}

cmds:V:	${TARG:%=$O.%}

all:V:	cmds all.dirs

allall:V:
	for(objtype in $CPUS)
		mk all

%.install:V:	$BIN/%

install:V:	${TARG:%=$BIN/%} install.dirs

%.installall:V:
	for(objtype in $CPUS)
		mk $stem.install

installall:V:
	for(objtype in $CPUS)
		mk $MKFLAGS install

cleancmds:V:
	rm -f *.[$OS] [$OS].* y.tab.? y.debug y.output $YTARG.c *.tab.h

clean:V:	cleancmds clean.dirs

nuke:V:		cleancmds nuke.dirs
	rm -f *.acid