1 files changed, 10 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 31135cb..a488056 100644
--- a/Makefile
+++ b/Makefile
@@ -5,2 +5,5 @@ OPENSCAD_BIN?=${OPENSCAD_APP}/Contents/MacOS/OpenSCAD
 OPENSCAD_FLAGS=-D draft=false
+SED?=sed
+ECHO?=/bin/echo
+AWK?=awk
 
@@ -22,2 +25,9 @@ another-%-knob.stl: another-%.scad another.scad
 
+multiswitch.c8r.scad: multiswitch-c8r.scad threads.scad  pushfit_data.scad pushfittery.scad multiswitch.scad
+        @echo "Preprocessing into $@…"
+        @( \
+         $(ECHO) "/* DO NOT. JUST DO NOT. FORGET THIS FILE, IT'S PREPROCESSED, GET THE SOURCE. */" ;\
+         $(AWK) '/^\/\/CUSTOMIZERCUTOFF/ {nextfile} {print}' $^ | $(SED) -Ee 's,^(use|include),//\1,g' \
+        ) > $@
+
 %.stl: %.scad