tests: move guestfs-md5.sh to test-data

Move it to the test-data directory, giving it a more generic name so it
can be used also for more than just md5; adjust qemu tests accordingly.

This is just code motion, no behaviour change.

test-data/Makefile.am

@@ -26,6 +26,9 @@ SUBDIRS += fake-virtio-win fake-virt-tools
 SUBDIRS += files
 SUBDIRS += .
 
+EXTRA_DIST = \
+        guestfs-hashsums.sh
+
 # Build an ISO containing various files from the subdirectories, which
 # is used by tests/c-api and a few guestfish tests and regression
 # tests.

test-data/guestfs-hashsums.sh

@@ -0,0 +1,30 @@
+#!/bin/bash -
+# libguestfs
+# Copyright (C) 2014 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+do_md5 ()
+{
+  case "$(uname)" in
+    Linux)
+      md5sum "$1" | awk '{print $1}'
+      ;;
+    *)
+      echo "$0: unknown method to calculate MD5 of file on $(uname)"
+      exit 1
+      ;;
+  esac
+}