--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scripts/mk-component.sh	Sun Jul 15 21:34:56 2018 +0000
@@ -0,0 +1,157 @@
+#!/bin/sh
+
+if [ $# -lt 1 -o $# -gt 2 ]
+then
+	echo "usage: $0 component-lib [flavor]" 1>&2
+	exit 1
+fi
+
+LIBNAME="$1"
+
+if [ -n "$2" ]
+then
+	recipe_file="components/$1-$2"
+else
+	recipe_file="components/$1"
+fi
+
+if [ ! -f "$recipe_file" ]
+then
+	echo "Error: $recipe_file not found" 1>&2
+	exit 1
+fi
+
+if [ -z "$BUILD_DIR" ]
+then
+	echo "Error: BUILD_DIR= must be passed via environment" 1>&2
+	exit 1
+fi
+
+set -e
+
+mkdir -p $BUILD_DIR/$LIBNAME
+
+# beginning of the Makefile
+echo "all:	$LIBNAME.lib" > $BUILD_DIR/$LIBNAME/Makefile
+echo >> $BUILD_DIR/$LIBNAME/Makefile
+
+# shell functions to be used in the recipes
+
+make_version() {
+	case $# in
+	    1)
+		echo "$1_version.c:" >> $BUILD_DIR/$LIBNAME/Makefile
+		echo "	../../scripts/make-version.sh $1 > $1_version.c" \
+			>> $BUILD_DIR/$LIBNAME/Makefile
+		;;
+	    2)
+		echo "$2_version.c:" >> $BUILD_DIR/$LIBNAME/Makefile
+		echo "	../../scripts/make-version.sh $1 > $2_version.c" \
+			>> $BUILD_DIR/$LIBNAME/Makefile
+		;;
+	    *)
+		echo "Error: make_version takes 1 or 2 arguments" 1>&2
+		exit 1
+		;;
+	esac
+	echo >> $BUILD_DIR/$LIBNAME/Makefile
+}
+
+asm_file() {
+	if [ $# != 1 ]
+	then
+		echo "Error: asm_file takes 1 argument" 1>&2
+		exit 1
+	fi
+	objname=`basename "$1" .s`.obj
+	helpers/makeline dep $objname "$1" >> $BUILD_DIR/$LIBNAME/Makefile
+	helpers/makeline cmd ../../toolwrap/asm470 ${ASMFLAGS} "$1" '$@' \
+		>> $BUILD_DIR/$LIBNAME/Makefile
+	echo >> $BUILD_DIR/$LIBNAME/Makefile
+	OBJS="$OBJS $objname"
+}
+
+cfile_plain() {
+	if [ $# != 1 ]
+	then
+		echo "Error: cfile_plain takes 1 argument" 1>&2
+		exit 1
+	fi
+	objname=`basename "$1" .c`.obj
+	helpers/makeline dep $objname "$1" >> $BUILD_DIR/$LIBNAME/Makefile
+	case "$objname" in
+		*[A-Z]*)
+			helpers/makeline cmd rm -f '$@' \
+				>> $BUILD_DIR/$LIBNAME/Makefile
+			;;
+	esac
+	helpers/makeline cmd ../../toolwrap/cl470 -q -c ${CFLAGS} ${CPPFLAGS} \
+		"$1" >> $BUILD_DIR/$LIBNAME/Makefile
+	case "$objname" in
+		*[A-Z]*)
+			objname_lc=`echo $objname | tr A-Z a-z`
+			helpers/makeline cmd mv $objname_lc $objname \
+				>> $BUILD_DIR/$LIBNAME/Makefile
+			;;
+	esac
+	echo >> $BUILD_DIR/$LIBNAME/Makefile
+	OBJS="$OBJS $objname"
+}
+
+cfile_str2ind() {
+	if [ $# != 1 ]
+	then
+		echo "Error: cfile_str2ind takes 1 argument" 1>&2
+		exit 1
+	fi
+	if [ "$USE_STR2IND" = 1 ]
+	then
+		objname=`basename "$1" .c`.obj
+		pp_name=`echo $1 | sed -e 's/\.c$/.pp/' | tr A-Z a-z`
+		pp__name=`echo $1 | sed -e 's/\.c$/.pp_/' | tr A-Z a-z`
+		helpers/makeline dep $objname "$1" \
+			>> $BUILD_DIR/$LIBNAME/Makefile
+		case "$objname" in
+			*[A-Z]*)
+				helpers/makeline cmd rm -f '$@' \
+					>> $BUILD_DIR/$LIBNAME/Makefile
+				;;
+		esac
+		helpers/makeline cmd ../../toolwrap/cl470 -q -po -p? -x \
+			${CPPFLAGS} "$1" >> $BUILD_DIR/$LIBNAME/Makefile
+		helpers/makeline cmd ../../toolwrap/str2ind -a \
+			-t ../str2ind.tab -l ../str2ind.log \
+			-f "$pp_name" >> $BUILD_DIR/$LIBNAME/Makefile
+		helpers/makeline cmd ../../toolwrap/cl470 -q -c ${CFLAGS} \
+			"$pp__name" >> $BUILD_DIR/$LIBNAME/Makefile
+		helpers/makeline cmd @rm -f "$pp_name" \
+			>> $BUILD_DIR/$LIBNAME/Makefile
+		helpers/makeline cmd @rm -f "$pp__name" \
+			>> $BUILD_DIR/$LIBNAME/Makefile
+		case "$objname" in
+			*[A-Z]*)
+				objname_lc=`echo $objname | tr A-Z a-z`
+				helpers/makeline cmd mv $objname_lc $objname \
+					>> $BUILD_DIR/$LIBNAME/Makefile
+				;;
+		esac
+		echo >> $BUILD_DIR/$LIBNAME/Makefile
+		OBJS="$OBJS $objname"
+	else
+		cfile_plain "$1"
+	fi
+}
+
+# invoke the recipe
+
+SRC=../../src
+OBJS=
+. "$recipe_file"
+
+# finish the Makefile
+
+helpers/makeline dep $LIBNAME.lib ${OBJS} >> $BUILD_DIR/$LIBNAME/Makefile
+echo '	../../toolwrap/ar470 r $@ $^' >> $BUILD_DIR/$LIBNAME/Makefile
+echo >> $BUILD_DIR/$LIBNAME/Makefile
+echo 'clean:' >> $BUILD_DIR/$LIBNAME/Makefile
+echo '	rm -f *.obj *.lib *.c' >> $BUILD_DIR/$LIBNAME/Makefile