Fixes assets being re-generated every build.json-comm

1 files changed, 15 insertions, 5 deletions

diff --git a/src/asset/Makefile b/src/asset/Makefile
index a3c68e9..37afeb6 100644
--- a/src/asset/Makefile
+++ b/src/asset/Makefile
@@ -18,17 +18,27 @@ TILE_STYLE_TEMPLATE ?= $(TEMPLATE_DIR)/tile_entry.css
 TOTAL_NUMBER_OF_COLORS = \
 	$(shell expr $(NUMBER_OF_TILE_TYPES) + $(NUMBER_OF_CHAR_TYPES))
 
+SENSITIVITY_LIST = \
+	Makefile \
+	$(GENERATE_N_COLORS_SCRIPT) $(GENERATE_N_ENTITIES)
+
 ################################################################################
-build:
+build: $(TILE_STYLE_CSS) $(CHAR_STYLE_CSS)
+
+clean:
+	rm -f $(CHAR_STYLE_CSS) $(TILE_STYLE_CSS)
+
+reset: clean
+
+
+$(TILE_STYLE_CSS): $(SENSITIVITY_LIST) $(TILE_STYLE_TEMPLATE)
 	$(GENERATE_N_COLORS_SCRIPT) $(TOTAL_NUMBER_OF_COLORS) 0 | \
 		$(GENERATE_N_ENTITIES) $(NUMBER_OF_TILE_TYPES) $(TILE_STYLE_TEMPLATE) > \
 		$(TILE_STYLE_CSS)
+
+$(CHAR_STYLE_CSS): $(SENSITIVITY_LIST) $(CHAR_STYLE_TEMPLATE)
 	$(GENERATE_N_COLORS_SCRIPT) $(TOTAL_NUMBER_OF_COLORS) \
 		$(NUMBER_OF_TILE_TYPES) | \
 		$(GENERATE_N_ENTITIES) $(NUMBER_OF_CHAR_TYPES) $(CHAR_STYLE_TEMPLATE) > \
 		$(CHAR_STYLE_CSS)
-clean:
-	rm -f $(CHAR_STYLE_CSS) $(TILE_STYLE_CSS)
-
-reset: clean