testsuite: Enable color output for tests.

diff --git a/tests/testsuite.in b/tests/testsuite.in
index ea502079b068fcd5d93d8c0747aa436da288460a..5080901167af547f5dd22d059fa8a17937d83802 100644 (file)
--- a/tests/testsuite.in
+++ b/tests/testsuite.in
@@ -1,4 +1,4 @@
-dnl PSPP - a program for statistical analysis.
+dnl PSPP - a program for statistical analysis.   -*- autotest -*-
 dnl Copyright (C) 2017 Free Software Foundation, Inc.
 dnl 
 dnl This program is free software: you can redistribute it and/or modify
@@ -17,6 +17,8 @@ dnl
 
 AT_INIT
 
+m4_ifdef([AT_COLOR_TESTS], [AT_COLOR_TESTS])
+
 # Define SKIP_IF for compatibility with Autotest before 2.64
 m4_ifndef([AT_SKIP_IF],
   [m4_define([AT_SKIP_IF],