Description: do a clean only if build.ninja exist.
Author: Joao Eriberto Mota Filho <eriberto@debian.org>
Last-Update: 2015-10-04
Index: diskscan-0.16/Makefile
===================================================================
--- diskscan-0.16.orig/Makefile
+++ diskscan-0.16/Makefile
@@ -17,7 +17,7 @@ build: build.ninja
 	@if [ "${V}" = 1 ]; then ninja -v; else ninja; fi
 
 clean:
-	ninja -t clean
+	if [ -e build.ninja ]; then ninja -t clean; fi
 
 install: diskscan Documentation/diskscan.1
 	install -m 0755 diskscan $(DESTDIR)$(PREFIX)/bin/diskscan
