From a874434bfd463fc4aeba8d6ec829c0293785c484 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 20 Sep 2012 10:27:55 +0100
Subject: [PATCH] Makefile use PRECIOUS

---
 Makefile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 317fe39..feb5c28 100644
--- a/Makefile
+++ b/Makefile
@@ -19,10 +19,12 @@ default:
 -include .*.d
 
 %.stl:		%.scad
-		openscad -d .$@.d -o $@ $<
+		openscad -d .$@.d -o $@.tmp $<
+	        @mv -f $@.tmp $@
 
 %.gcode:	$(CONFIG) %.stl
-		$(SLIC3R) --load $^ --output $@
+		$(SLIC3R) --load $^ --output $@.tmp
+	        @mv -f $@.tmp $@
 
 #%.gcode:	%.stl
 #		$(SKEINFORGE) $<
@@ -37,5 +39,7 @@ dovecliptest.stl: doveclip.scad
 		$< $@ >$@.tmp
 	        @mv -f $@.tmp $@
 
+.PRECIOUS:	%.stl %.gcode
+
 clean:
 		rm -f *~ *.stl *.auto.scad *.gcode .*.d
-- 
2.30.2