X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=tests%2Ftapdiffer;h=495427e6aa5b8cccb272f4a4dc1b7c2f14c62095;hb=20e1b9d9303a66e492ba1a12437971b817785e84;hp=3ddd6296bdd9c47ad4b26613ef8b86a09f016d41;hpb=1f644a1d7d441a24bfc6df7271e028f08c125d40;p=open-adventure.git

diff --git a/tests/tapdiffer b/tests/tapdiffer
index 3ddd629..495427e 100755
--- a/tests/tapdiffer
+++ b/tests/tapdiffer
@@ -1,4 +1,6 @@
 #! /bin/sh
+# SPDX-FileCopyrightText: Eric S. Raymond <esr@thyrsus.com>
+# SPDX-License-Identifier: MIT-0
 #
 # tapdiffer - Render diff between input and checkfile as a TAP report
 #
@@ -8,12 +10,30 @@
 # A nonempty diff is shipped as a TAP YAML block following "not ok" 
 # unless QUIET=1 in the environment.
 #
+# This code is intended to be embedded in your project. The author
+# grants permission for it to be distributed under the prevailing
+# license of your project if you choose, provided that license is
+# OSD-compliant; otherwise the following SPDX tag incorporates the
+# MIT No Attribution license by reference.
+#
+# A newer version may be available at https://gitlab.com/esr/tapview
+# Check your last commit dqte for this file against the commit list
+# there to see if it might be a good idea to update.
+#
+if [ "$1" = "-b" ]
+then
+    diffopts=-ub
+    shift
+else
+    diffopts=-u
+fi
+
 legend=$1
 checkfile=$2
 
 trap 'rm /tmp/tapdiff$$' EXIT HUP INT QUIT TERM
 
-if diff --text -u ${checkfile} - >/tmp/tapdiff$$
+if diff --text "${diffopts}" "${checkfile}" - >/tmp/tapdiff$$
 then
 	echo "ok - ${legend}"
 else