bin/mdw-build: Strip path from program name in messages.

diff --git a/bin/mdw-build b/bin/mdw-build
index fa3eb3ef63ba9ea12f07abf3d562a07e8d0eee99..7247073e3924d75584769131e721d624012404a6 100755 (executable)
--- a/bin/mdw-build
+++ b/bin/mdw-build
@@ -56,9 +56,11 @@ set -e
 ###--------------------------------------------------------------------------
 ### Parse options.
 
+prog=${0##*/}
+
 usage () {
   cat <<EOF
-Usage: $0 [-vr] BUILDOPT
+Usage: $prog [-vr] BUILDOPT
 
 Build options: