Only zip up assets if there are any.

avdi · Jul 16, 2012 · fdab21e · fdab21e
1 parent 91465a2
commit fdab21e
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/stages/package/html.mk b/lib/stages/package/html.mk
@@ -9,6 +9,8 @@ outputs			= $(OP_BOOK_NAME).html.zip
 %.html.zip: %.html $(LOCAL_ASSET_TARGETS) $(COMPOSITE_STYLESHEET)
 	$(ZIP) $(ZIPFLAGS) $@ -j $<
 	$(ZIP) $(ZIPFLAGS) $@ -j $(COMPOSITE_STYLESHEET)
-	$(ZIP) $(ZIPFLAGS) $@ $(ASSET_TARGETS)
+	if [ -n "$(ASSET_TARGETS)" ]; then \
+		$(ZIP) $(ZIPFLAGS) $@ $(ASSET_TARGETS); \
+	fi
 	$(ADD_FONTS_TO_ARCHIVE)