[dunecontrol,release] Make warnings about superseeded modules less verbose.

bin/dunecontrol

@@ -823,6 +823,15 @@ create_module_list() {
   if test "x$SKIPFIRST" = "xyes" ; then
     export MODULES=`echo $MODULES " " | cut '--delimiter= ' --fields=2-`
   fi
+  # warn about superseeded modules:
+  if test -n "$superseeded_modules"; then
+    # sort moules list and make it unique.
+    superseeded_modules=$(echo $superseeded_modules | tr ' ' '\n'| sort -u)
+    echo >&2
+    echo "The following local modules do superseed the corresponding installed ones:"  >&2
+    echo "$superseeded_modules"  >&2
+    echo  >&2
+  fi
 }
 
 # print the module list

lib/dunemodules.lib

@@ -119,19 +119,11 @@ parse_control() {
     ;;
     # installed modules are superseded by locally built modules
     noyes)
-      echo "WARNING: ignoring installed module file" >&2
-      echo "  $path/lib/dunecontrol/$name/$CONTROL" >&2
-      echo "using previously found locally built module" >&2
-      echo "  $(eval echo \$PATH_$module)/$CONTROL" >&2
-	  module_inst="no"
       return
     ;;
     # local modules supersede installed modules
     yesno)
-      echo "WARNING: not using installed module file" >&2
-      echo "  $(eval echo \$PATH_$module)/lib/dunecontrol/$name/$CONTROL" >&2
-      echo "using locally built module" >&2
-      echo "  $path/$CONTROL" >&2
+      superseeded_modules="$superseeded_modules $path"
       true # do nothing, ignore the previously found module
     ;;
     esac