fix #314694

- make sanei_config testsuite handle out of source builds by using
  SANE_CONFIG_DIR

ChangeLog

@@ -1,3 +1,7 @@
+2014-07-01 Stéphane Voltz <stef.dev@free.fr>
+	* testsuite/sanei/sanei_config_test.c: fix #314694 by exporting a
+	specific SANE_CONFIG_DIR env dir for tests
+
 2014-06-29 Stéphane Voltz <stef.dev@free.fr>
 	* backend/genesys_gl646.c: fix regression in coarse gain calibration
 

testsuite/sanei/sanei_config_test.c

@@ -895,6 +895,9 @@ sanei_config_suite (void)
 int
 main (void)
 {
+  /* set up config dir for local conf files */
+  putenv("SANE_CONFIG_DIR=.:/");
+
   /* run suites */
   sanei_config_suite ();