X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=graphics%2Fgfx_classic%2FMakefile;h=2c27a4b2b5ea263629198d8bcfd39b2e542e9adc;hb=HEAD;hp=d38d1b001788807c4bfe3f9cf92db7a9dc22d795;hpb=65bfe5289ae5bcb4c1ea9bee97ebc619e1ecfc16;p=rocksndiamonds.git

diff --git a/graphics/gfx_classic/Makefile b/graphics/gfx_classic/Makefile
index d38d1b00..2c27a4b2 100644
--- a/graphics/gfx_classic/Makefile
+++ b/graphics/gfx_classic/Makefile
@@ -4,7 +4,7 @@
 # (c) 1995-2015 by Artsoft Entertainment
 #                  Holger Schemel
 #                  info@artsoft.org
-#                  http://www.artsoft.org/
+#                  https://www.artsoft.org/
 # -----------------------------------------------------------------------------
 # graphics/gfx_classic/Makefile
 # =============================================================================
@@ -57,10 +57,14 @@ all: $(FILES)
 %.png: %.ilbm
 	ilbmtoppm $< | pnmtopng > $@
 
-RocksCE.ilbm: RocksCE-template.ilbm
+RocksCE.png: RocksCE-template.ilbm
+ifneq ("$(wildcard RocksCE-template.ilbm)","")
 	$(RND) -e "create CE image ."
-	bmptoppm RocksCE.bmp | ppmtoilbm > RocksCE.ilbm
+	bmptoppm RocksCE.bmp | pnmtopng > $@
 	$(RM) RocksCE.bmp
+endif
+
+RocksCE-template.ilbm:
 
 clean:
 	@for i in $(FILES); do			\