Let image depend on Scheme source files.

Makefile

@@ -16,7 +16,7 @@ SCX_IMAGE = scx.image
 SCX = scx
 
 ### The first=default target
-enough: $(SCX_VM)               #$(SCX_IMAGE) #doesn't work yet
+enough: $(SCX)
 
 ### Making the VM ###
 ### The VM is scsh plus all new primitives from the c files ###
@@ -30,6 +30,26 @@ OBJECTS = \
 	c/xlib/extension.o c/xlib/init.o c/xlib/util.o c/xlib/grab.o \
 	c/xlib/visual.o c/xlib/region.o
 
+SCM_FILES = scheme/xlib/atom-type.scm scheme/xlib/client.scm \
+	scheme/xlib/color-type.scm scheme/xlib/color.scm \
+	scheme/xlib/colormap-type.scm scheme/xlib/colormap.scm \
+	scheme/xlib/cursor-type.scm scheme/xlib/cursor.scm \
+	scheme/xlib/display-type.scm \
+	scheme/xlib/display.scm scheme/xlib/drawable-type.scm \
+	scheme/xlib/drawable.scm scheme/xlib/error.scm \
+	scheme/xlib/event-type.scm scheme/xlib/event.scm \
+	scheme/xlib/extension.scm scheme/xlib/font-type.scm \
+	scheme/xlib/font.scm scheme/xlib/gcontext-type.scm \
+	scheme/xlib/gcontext.scm scheme/xlib/grab.scm scheme/xlib/graphics.scm \
+	scheme/xlib/helper.scm scheme/xlib/key.scm scheme/xlib/pixel-type.scm \
+	scheme/xlib/pixel.scm scheme/xlib/pixmap-type.scm \
+	scheme/xlib/pixmap.scm scheme/xlib/property.scm \
+	scheme/xlib/region-type.scm scheme/xlib/region.scm \
+	scheme/xlib/text.scm scheme/xlib/utility.scm \
+	scheme/xlib/visual-type.scm scheme/xlib/visual.scm \
+	scheme/xlib/window-type.scm scheme/xlib/window.scm \
+	scheme/xlib/wm.scm
+
 $(SCX_VM): tmpmain.o $(OBJECTS)
 	$(CC) -g -o $(SCX_VM) -L $(SCSH_LIB) -L $(X11_LIB) \
 		tmpmain.o $(OBJECTS) -lscsh -lm -lX11 -lcrypt &&
@@ -51,7 +71,7 @@ main.o: c/main.c
 
 STARTUP_MSG = "with SCX $(SCX_VERSION), the X11 support."
 
-$(SCX_IMAGE): $(SCX_VM)
+$(SCX_IMAGE): $(SCX_VM) $(SCM_FILES)
 	( \
 	echo ",batch on"; \
 	echo ",config ,load scheme/xlib/xlib-type-interfaces.scm"; \