Fix support for except in nameclasses
For https://bugzilla.gnome.org/show_bug.cgi?id=565219
The code was imply missing even if simple, added a few regression
tests.
diff --git a/relaxng.c b/relaxng.c
index 5357b56..5779e7f 100644
--- a/relaxng.c
+++ b/relaxng.c
@@ -3819,7 +3819,11 @@
return (0);
return (1);
} else if (def1->type == XML_RELAXNG_EXCEPT) {
- TODO ret = 0;
+ ret = xmlRelaxNGCompareNameClasses(def1->content, def2);
+ if (ret == 0)
+ ret = 1;
+ else if (ret == 1)
+ ret = 0;
} else {
TODO ret = 0;
}