trying to make auto-dependencies work

Makefile

@@ -25,13 +25,15 @@ POLYFLAGS  =
 SCADFLAGS  = 
 
 # Targets
-all: all_stl
+all: stl
 poly: $(POLY_OBJ)
-$(STL_DIR)/key_blanks.d:
-	BUILD_DIR=$(STL_DIR) bin/parse.py $(SCAD_SRC)
+$(STL_DIR)/%.d: $(SCAD_DIR)/%.scad
+	BUILD_DIR=$(STL_DIR) bin/parse.py $<
 clean:
-	-rm -f $(POLY_DIR)/*.gen.scad $(STL_DIR)/*.stl
+	-rm -f $(POLY_DIR)/*.gen.scad $(STL_DIR)/*.stl $(STL_DIR)/*.d
 $(POLY_DIR)/%.gen.scad: $(SVG_DIR)/%.svg
 	$(POLY) $(POLYFLAGS) --fname $@ $<
 
-include $(STL_DIR)/key_blanks.d
+include $(patsubst $(SCAD_DIR)/%.scad,$(STL_DIR)/%.d,$(SCAD_SRC))
+
+stl: $(STL_OBJ)

bin/parse.py

@@ -7,43 +7,45 @@ import json
 import string
 import itertools
 
-def handle(fn):
-    with open(fn) as f:
-        scad_text = f.read()
+build_dir = os.environ.get("BUILD_DIR", "")
 
-    poly_reqs = re.findall(r'<(.+\.gen\.scad)>', scad_text)
+fn = sys.argv[1]
 
-    modules = re.findall(r"module\s+([^\s\(]+)\s*\("
-                         r".+"
-                         r"outlines_k\s*=\s*(\[[^\]]+\])"
-                         r".+"
-                         r"wardings_k\s*=\s*(\[[^\]]+\])"
-                         , scad_text, flags=re.S)
+with open(fn) as f:
+    scad_text = f.read()
 
-    modules_parsed = [(n, json.loads(o), json.loads(w)) for (n, o, w) in modules]
+poly_reqs = re.findall(r'<(.+\.gen\.scad)>', scad_text)
 
-    def sanitize(s):
-        return "".join([c for c in s.lower() if c in string.ascii_lowercase + string.digits])
+modules = re.findall(r"module\s+([^\s\(]+)\s*\("
+                     r".+"
+                     r"outlines_k\s*=\s*(\[[^\]]+\])"
+                     r".+"
+                     r"wardings_k\s*=\s*(\[[^\]]+\])"
+                     , scad_text, flags=re.S)
 
-    all_keys = [(n, o, w) for (n, os, ws) in modules_parsed for o in os for w in ws]
+modules_parsed = [(n, json.loads(o), json.loads(w)) for (n, o, w) in modules]
 
-    def stl_filename(n, o, w):
-        return "$(STL_DIR)/{n}_{o_s}_{w_s}.stl".format(n=n, o=o, w=w, o_s=sanitize(o), w_s=sanitize(w))
+def sanitize(s):
+    return "".join([c for c in s.lower() if c in string.ascii_lowercase + string.digits])
 
-    all_keys_makefile = ["{stl_fn}: {scad_fn} {deps}\n\t$(SCAD) $(SCADFLAGS) -D 'outline=\"{o}\"' -D 'warding=\"{w}\"' {scad_fn} -o $@"
-        .format(n=n, o=o, w=w,
-        scad_fn=fn, stl_fn=stl_filename(n, o, w), deps=" ".join(["$(POLY_DIR)/{}".format(r) for r in poly_reqs]))
-        for (n, o, w) in all_keys]
-    all_stl = [stl_filename(n, o, w) for (n, o, w) in all_keys]
-    all_keys_makefile.append("all_stl: {}".format(" \\\n ".join(all_stl)))
+all_keys = [(n, o, w) for (n, os, ws) in modules_parsed for o in os for w in ws]
 
-    return all_keys, all_keys_makefile
+def stl_filename(n, o, w):
+    return "$(STL_DIR)/{n}_{o_s}_{w_s}.stl".format(n=n, o=o, w=w, o_s=sanitize(o), w_s=sanitize(w))
 
-all_keys, all_keys_makefile = (list(itertools.chain.from_iterable(e)) for e in zip(*[handle(fn) for fn in sys.argv[1:]]))
+all_keys_makefile = ["{stl_fn}: {scad_fn} {deps}\n\t$(SCAD) $(SCADFLAGS) -D 'outline=\"{o}\"' -D 'warding=\"{w}\"' {scad_fn} -o $@"
+    .format(n=n, o=o, w=w,
+    scad_fn=fn, stl_fn=stl_filename(n, o, w), deps=" ".join(["$(POLY_DIR)/{}".format(r) for r in poly_reqs]))
+    for (n, o, w) in all_keys]
+all_stl = [stl_filename(n, o, w) for (n, o, w) in all_keys]
+all_keys_makefile.append("STL_OBJ += {}".format(" \\\n ".join(all_stl)))
 
-d = os.environ.get("BUILD_DIR", "")
+def stripfn(fn):
+    fn = os.path.basename(fn)
+    if fn.endswith(".scad"):
+        fn = fn[:-5]
+    return fn
 
-with open(os.path.join(d, "key_blanks.d"), "w") as f:
-    print("\n".join(all_keys_makefile), file=f)
-with open(os.path.join(d, "key_blanks.json"), "w") as f:
-    print(json.dumps(all_keys), file=f)
+with open(os.path.join(build_dir, "{}.d".format(stripfn(fn))), "w") as f:
+    print("\n".join(all_keys_makefile), file=f
+)

src/schlage.scad

@@ -5,6 +5,8 @@ module schlage_classic(bitting="",
                        outline_name="5-pin",
                        warding_name="C") {
 
+    name = "Schlage Classic";
+
     outlines_k = ["5-pin",
                   "6-pin"];
     outlines_v = [[outline_5pin_points, outline_5pin_paths,