X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fextract.c;h=f92ca7f932421d38a6640e8b9a72aad576a1d06f;hb=05f87dcf55976c4ce82fdea867f00b16d4d8ee09;hp=45fde5d7c362d8c7af3b93eb8e59a592033c7274;hpb=52824e358151328181178232866be5766dcfce6c;p=idzebra-moved-to-github.git

diff --git a/index/extract.c b/index/extract.c
index 45fde5d..f92ca7f 100644
--- a/index/extract.c
+++ b/index/extract.c
@@ -1,4 +1,4 @@
-/* $Id: extract.c,v 1.199 2005-11-10 11:25:47 adam Exp $
+/* $Id: extract.c,v 1.200 2005-12-09 10:45:04 adam Exp $
    Copyright (C) 1995-2005
    Index Data ApS
 
@@ -845,6 +845,7 @@ ZEBRA_RES buffer_extract_record(ZebraHandle zh,
 				int force_update,
 				int allow_update)
 {
+    SYSNO sysno0 = 0;
     RecordAttr *recordAttr;
     struct recExtractCtrl extractCtrl;
     int r;
@@ -942,14 +943,14 @@ ZEBRA_RES buffer_extract_record(ZebraHandle zh,
 	yaz_log (YLOG_WARN, "extract error: no such filter");
 	return ZEBRA_FAIL;
     }
-    /* match criteria */
-    matchStr = NULL;
 
     if (extractCtrl.match_criteria[0])
 	match_criteria = extractCtrl.match_criteria;
 
-    if (! *sysno) {
-        char *rinfo;
+    if (!sysno) {
+
+	sysno = &sysno0;
+
         if (match_criteria && *match_criteria) {
             matchStr = match_criteria;
         } else {
@@ -964,7 +965,7 @@ ZEBRA_RES buffer_extract_record(ZebraHandle zh,
             }
         }
         if (matchStr) {
-            rinfo = dict_lookup (zh->reg->matchDict, matchStr);
+	    char *rinfo = dict_lookup (zh->reg->matchDict, matchStr);
             if (rinfo)
 	    {
 		assert(*rinfo == sizeof(*sysno));