X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=retrieval%2Fd1_grs.c;h=7c863b07680793c90b6375fd52c9816c3264c777;hb=cb914e4afd1e815bf47604efdfa964cee69557fa;hp=650f9c76016fc8830dc49ee3c0d5f0341191fb48;hpb=cea212fba995de3fa0d6d6723d828f6fd7ca31df;p=yaz-moved-to-github.git

diff --git a/retrieval/d1_grs.c b/retrieval/d1_grs.c
index 650f9c7..7c863b0 100644
--- a/retrieval/d1_grs.c
+++ b/retrieval/d1_grs.c
@@ -4,7 +4,13 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: d1_grs.c,v $
- * Revision 1.1  1995-11-01 11:56:07  quinn
+ * Revision 1.3  1995-11-13 09:27:35  quinn
+ * Fiddling with the variant stuff.
+ *
+ * Revision 1.2  1995/11/01  13:54:46  quinn
+ * Minor adjustments
+ *
+ * Revision 1.1  1995/11/01  11:56:07  quinn
  * Added Retrieval (data management) functions en masse.
  *
  *
@@ -16,7 +22,7 @@
 #include <proto.h>
 #include <log.h>
 
-#include "data1.h"
+#include <data1.h>
 
 #define D1_VARIANTARRAY 20 /* fixed max length on sup'd variant-list. Lazy me */
 
@@ -174,6 +180,10 @@ static Z_TaggedElement *nodetotaggedelement(data1_node *n, int select, ODR o)
 	data = n->child;
 	leaf = 0;
     }
+    /*
+     * If we're a data element at this point, we need to insert a
+     * wellKnown tag to wrap us up.
+     */
     else if (n->which == DATA1N_data || n->which == DATA1N_variant)
     {
 	if (!(tag = data1_gettagbyname(n->root->u.root.absyn->tagset,
@@ -222,16 +232,24 @@ static Z_TaggedElement *nodetotaggedelement(data1_node *n, int select, ODR o)
 	int nvars = 0;
 
 	res->metaData = get_ElementMetaData(o);
-	if (traverse_triples(data, 0, res->metaData, o) < 0)
-	    return 0;
+	if (n->which == DATA1N_tag && n->u.tag.make_variantlist)
+	    if (traverse_triples(data, 0, res->metaData, o) < 0)
+		return 0;
 	while (data && data->which == DATA1N_variant)
 	{
 	    nvars++;
 	    data = data->child;
 	}
-	res->appliedVariant = make_variant(data->parent, nvars-1, o);
+	if (n->which != DATA1N_tag || !n->u.tag.no_data_requested)
+	    res->appliedVariant = make_variant(data->parent, nvars-1, o);
+    }
+    if (n->which == DATA1N_tag && n->u.tag.no_data_requested)
+    {
+	res->content = odr_malloc(o, sizeof(*res->content));
+	res->content->which = Z_ElementData_noDataRequested;
+	res->content->u.noDataRequested = ODR_NULLVAL;
     }
-    if (!(res->content = nodetoelementdata(data, select, leaf, o)))
+    else if (!(res->content = nodetoelementdata(data, select, leaf, o)))
 	return 0;
     return res;
 }