X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/b5c7e78352a4744a97c88c4d952847b95bf9a42d..d231c858d574d37b6cc3d3cef82b06cb04f13b81:/test/common.sh.in

diff --git a/test/common.sh.in b/test/common.sh.in
index cd99ad50..4c804155 100644
--- a/test/common.sh.in
+++ b/test/common.sh.in
@@ -96,8 +96,14 @@ if [ -t 1 ] ; then
   }
 else
   # don't emit anything if stdout is not connected to a tty.
-  progress_update () :
-  progress_done () :
+  progress_update ()
+  {
+	:
+  }
+  progress_done ()
+  {
+	:
+  }
 fi
 
 check_for_hard_links () {
@@ -122,10 +128,13 @@ check_for_hard_links () {
 #### If different, global variable "failed" is incremented.
 check() {
     #### POSIX diff should support -c.
-    if diff -c "$1" "$2"; then
+    if cmp -s "$1" "$2"; then
       test $# -lt 3 -o "$3" != 'keep first'  &&  rm -f "$1"
       rm -f "$2"
     else
+      echo
+      diff -c "$1" "$2"
+      echo
       echo "$0: test failed, outputs are in $1 and $2."
       failed=`expr ${failed:-0} + 1`
     fi