Fix the clean hook to avoid problems in make distcheck.

diff --git a/buildaux/Makefile.am b/buildaux/Makefile.am
index ccb37ec5de45310c886c1d949d827e003b208c04..cc4932c90b1a1d10d5a457cb4bd1e042f73830db 100644 (file)
--- a/buildaux/Makefile.am
+++ b/buildaux/Makefile.am
@@ -174,7 +174,7 @@ DISTCLEANFILES = parser.c parser.h lexer.c oil-oil.c host.mak bconfig.h config.s
 
 # Clean the pit test binaries on toplevel make clean
 clean-local:
-       cd pit; make clean
+       if [ -d pit ]; then cd pit; make clean; fi
 
 # If a documentation file is needed but not available, invoke the doc
 # makefile to build it.