Adding upstream version 0.6.

Signed-off-by: Daniel Baumann <daniel@debian.org>

testsuite/check.sh

@@ -1,6 +1,6 @@
 #! /bin/sh
 # check script for Lzd - Educational decompressor for lzip files
-# Copyright (C) 2013 Antonio Diaz Diaz.
+# Copyright (C) 2013, 2014 Antonio Diaz Diaz.
 #
 # This script is free software: you have unlimited permission
 # to copy, distribute and modify it.
@@ -12,7 +12,7 @@ testdir=`cd "$1" ; pwd`
 LZIP="${objdir}"/lzd
 framework_failure() { echo "failure in testing framework" ; exit 1 ; }
 
-if [ ! -x "${LZIP}" ] ; then
+if [ ! -f "${LZIP}" ] || [ ! -x "${LZIP}" ] ; then
 	echo "${LZIP}: cannot execute"
 	exit 1
 fi
@@ -28,10 +28,10 @@ fail=0
 printf "testing lzd-%s..." "$2"
 
 "${LZIP}" < "${in}" 2> /dev/null
-if [ $? = 2 ] ; then printf . ; else fail=1 ; printf - ; fi
+if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
 dd if="${in_lz}" bs=1 count=6 2> /dev/null | "${LZIP}" 2> /dev/null
 if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
-dd if="${in_lz}" bs=1 count=20 2> /dev/null | "${LZIP}" 2> /dev/null
+dd if="${in_lz}" bs=1 count=20 2> /dev/null | "${LZIP}" > /dev/null 2>&1
 if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
 
 "${LZIP}" < "${in_lz}" > copy || fail=1