(sc_space_tab): Use exclusion list in separate file.

diff --git a/Makefile.maint b/Makefile.maint
index 82c2d80..93da1e2 100644 (file)
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -111,8 +111,8 @@ sc_cast_of_x_alloc_return_value:
 
 sc_space_tab:
        @( cvsu --list ) > /dev/null 2>&1 || : &&                       \
-         grep '[ ]     ' $$(cvsu --list                                \
-           | grep -vE 'configure|config\.(guess|sub)') &&              \
+         grep '[ ]     '                                               \
+            $$(cvsu --list | grep -vEf .x-$@ ) &&                      \
          { echo '$(ME): found SPACE-TAB sequence; remove the SPACE'    \
                1>&2; exit 1; } || :