Build genesys testsuite only when backend is build. Re #354

configure.ac

@@ -717,11 +717,15 @@ for backend in ${BACKENDS} ; do
   BACKEND_LIBS_ENABLED="${BACKEND_LIBS_ENABLED} libsane-${backend}.la"
   BACKEND_CONFS_ENABLED="${BACKEND_CONFS_ENABLED} ${backend}.conf"
   BACKEND_MANS_ENABLED="${BACKEND_MANS_ENABLED} sane-${backend}.5"
+  if test x$backend = xgenesys; then
+    with_genesys_tests=yes
+  fi
   if test x$backend = xumax_pp; then
     install_umax_pp_tools=yes
   fi
 done
 AC_SUBST(BACKEND_LIBS_ENABLED)
+AM_CONDITIONAL(WITH_GENESYS_TESTS, test xyes = x$with_genesys_tests)
 AM_CONDITIONAL(INSTALL_UMAX_PP_TOOLS, test xyes = x$install_umax_pp_tools)
 
 AC_ARG_VAR(PRELOADABLE_BACKENDS, [list of backends to preload into single DLL])

testsuite/backend/Makefile.am

@@ -4,4 +4,6 @@
 ##  This file is part of the "Sane" build infra-structure.  See
 ##  included LICENSE file for license information.
 
+if WITH_GENESYS_TESTS
 SUBDIRS = genesys
+endif