Adapted test_hardlinks to newest agreements with George

libisoburn/trunk/releng/test_hardlinks

@@ -7,7 +7,7 @@
 export prog=$(basename "$0")
 
 export xorriso=xorriso
-export workdir=./tmp/"$prog"
+export workdir=./releng_generated_data/"$prog"
 export image_file="$workdir"/xorriso_hardlinks.iso
 export on_disk="$workdir"/xorriso_hardlinks_test_dir
 export in_iso=""
@@ -26,20 +26,11 @@ config_by_var() {
   # Variables get set to empty content to keep them from being applied
   # more than once and thus overriding settings of higher precedence.
 
-  # >>> The short names are not good.
-  # >>> Environment variables should have a common prefix. Like RELENG_
-  # >>> In general, the names should be a bit more expressive.
-  # >>> Like RELENG_XORRISO
-
-  test -n "$XOR" && xorriso="$XOR" && XOR=
   test -n "$RELENG_XORRISO" && xorriso="$RELENG_XORRISO" && RELENG_XORRISO=
 
-  test -n "$IMG" && image_file="$IMG" && IMG=
   test -n "$RELENG_WORKIMAGE" && image_file="$RELENG_WORKIMAGE" \
                               && RELENG_WORKIMAGE=
 
-  # This is not $DIR, which would exist before and after the test,
-  # but a temporary directory which may not exist before.
   test -n "$RELENG_WORKDIR" && on_disk="$RELENG_WORKDIR" && RELENG_WORKDIR=
 
   test -n "$RELENG_ISODIR" && in_iso="$RELENG_ISODIR" && RELENG_ISODIR=
@@ -118,13 +109,13 @@ done
 
 test -z "$in_iso" && in_iso="$on_disk"
 
-if test -d ./tmp
+if test -d ./releng_generated_data
 then
   dummy=dummy
 else
-  echo "=== TEST ENVIRONMENT ERROR: $prog : No ./tmp directory existing" >&2
+  echo "=== TEST ENVIRONMENT ERROR: $prog : No ./releng_generated_data directory existing" >&2
   echo "=== Is the current working directory really ./releng of libisoburn ?" >&2
-  echo "FAIL : $prog : Test environment error : No ./tmp directory"
+  echo "FAIL : $prog : Test environment error : No ./releng_generated_data directory"
   exit 3
 fi
 if test -e "$workdir"