Author: Andreas Tille <tille@debian.org>
Last-Change: Sat, 02 Dec 2017 09:56:17 +0100
Description: Do not fail if files to remove do not exist

--- a/Makefile
+++ b/Makefile
@@ -118,8 +118,8 @@ transposeFiles.o: transposeFiles.cpp tra
 
 # CLEAN:
 clean:
-	rm *.o $(PROGRAMS)
+	rm -f *.o $(PROGRAMS)
 
 clean-all:
-	rm samtools/*.o *.o $(PROGRAMS)
+	rm -f samtools/*.o *.o $(PROGRAMS)