Bring this regress into nicer shape. Add all recent architectures.

For me it is still unclear what should actually be tested.  It runs
MAKEDEV, stores the result into an outfile and checks nothing.

regress/etc/MAKEDEV/Makefile

@@ -1,48 +1,48 @@
+# $OpenBSD: Makefile,v 1.38 2021/09/27 18:27:14 bluhm Exp $
 
-# $OpenBSD: Makefile,v 1.37 2021/05/01 16:11:09 visa Exp $
+ARCHS =
+ARCHS +=	alpha amd64 arm64 armv7
+ARCHS +=	hppa
+ARCHS +=	i386
+ARCHS +=	landisk loongson luna88k
+ARCHS +=	macppc
+ARCHS +=	octeon
+ARCHS +=	powerpc64
+ARCHS +=	riscv64
+ARCHS +=	sparc64
 
-MAKEDEVARCHS+=alpha amd64 armv7 hppa i386 landisk
-MAKEDEVARCHS+=loongson luna88k macppc
-MAKEDEVARCHS+=sparc64
+DEVS =		all ramdisk
 
-MAKEDEVTARGS?=all ramdisk
+ETCSRCDIR ?=	${.CURDIR}/../../../etc
 
-ETCSRCDIR?=	/usr/src/etc
+REGRESS_TARGETS =
 
-REGRESS_SLOW_TARGETS=${REGRESS_TARGETS}
+.for a in ${ARCHS}
+.for d in ${DEVS}
 
-# test separate targets, all, ramdisk/raminst, std, etc
-# t1 = all
-# t2 = ramdisk
+REGRESS_TARGETS +=	run-$a-$d
+run-$a-$d:
+	${SUDO} rm -rf -- $a-$d.dir
+	mkdir -m 700 $a-$d.dir
+	cp ${ETCSRCDIR}/etc.$a/MAKEDEV $a-$d.dir/
+	${SUDO} chown root:wheel $a-$d.dir
+	${SUDO} time sh -c 'cd $a-$d.dir && sh ./MAKEDEV $d'
+	${SUDO} ls -ln $a-$d.dir/ | \
+	    awk '/^[bcps]/ {printf "%s %x.%x %x,%x%s\n",$$1,$$3,$$4,$$5,$$6,$$10} \
+		 /^l/      {printf "%s %s.%s%s>%s\n",$$1,$$3,$$4,$$9,$$11}' | \
+	    sort +5 -n | \
+	    sed -e 's/rwx/7/g;s/rw-/6/g;s/r-x/5/g;s/r--/4/g' \
+		-e 's/-wx/3/g;s/-w-/2/g;s/--x/1/g;s/---/0/g' \
+		-e 's/^\([bcpsl]\)\([0-9][0-9]*\) /\2\1/' \
+	    >$a-$d.out
 
-REGRESS_TARGETS+= ${MAKEDEVARCHS}
-REGRESS_ROOT_TARGETS=${REGRESS_TARGETS}
-
-${REGRESS_TARGETS}:
-. for _T in ${MAKEDEVTARGS}
-	@echo "====> ${_T}.${.TARGET}"
-	@exec ${SUDO} rm -rf test.${_T}.${.TARGET}
-	@exec mkdir -p -m 700 test.${_T}.${.TARGET}
-	@exec cp ${ETCSRCDIR}/etc.${.TARGET}/MAKEDEV test.${_T}.${.TARGET}
-	@exec ${SUDO} chown root:wheel test.${_T}.${.TARGET}
-	@cd test.${_T}.${.TARGET}; \
-	time ${SUDO} sh ./MAKEDEV ${_T} || true; \
-	time ${SUDO} sh ./MAKEDEV ${_T} || true; \
-	( ls -ln; ls -ln fd/ ) 2> /dev/null | \
-		awk '/^[bcps]/ {printf "%s %x.%x %x,%x%s\n",$$1,$$3,$$4,$$5,$$6,$$10} \
-		     /^l/      {printf "%s %s.%s%s>%s\n",$$1,$$3,$$4,$$9,$$11}' | \
-		sort +5 -n | \
-		sed -e 's/rwx/7/g;s/rw-/6/g;s/r-x/5/g;s/r--/4/g' \
-		    -e 's/-wx/3/g;s/-w-/2/g;s/--x/1/g;s/---/0/g' \
-		    -e 's/^\([bcpsl]\)\([0-9][0-9]*\) /\2\1/' \
-		> ../t1.${_T}.${.TARGET}.out
+.endfor
 .endfor
 
-clean:
-	for f in ${MAKEDEVARCHS}; do rm -rf test.$$f; done
-	rm -f ${CLEANFILES}
+REGRESS_ROOT_TARGETS=${REGRESS_TARGETS}
 
-.PHONY: ${MAKEDEVARCHS}
-CLEANFILES+=t1.*.out
+clean:
+	${SUDO} rm -rf -- *-*.dir/
+	${SUDO} rm -f -- *-*.out
 
 .include <bsd.regress.mk>