From: Dennis Schafroth <dennis@indexdata.com>
Date: Thu, 12 Apr 2012 16:10:23 +0000 (+0200)
Subject: Support for approximation
X-Git-Tag: v1.6.13~56^2~3
X-Git-Url: http://git.indexdata.com/?a=commitdiff_plain;ds=sidebyside;h=3333bc7385d16bc0707c5b5a3b9e5a27fac35472;p=pazpar2-moved-to-github.git

Support for approximation
---

diff --git a/src/client.c b/src/client.c
index 26dd6ef..f80e302 100644
--- a/src/client.c
+++ b/src/client.c
@@ -1327,6 +1327,14 @@ Odr_int client_get_hits(struct client *cl)
     return cl->hits;
 }
 
+Odr_int client_get_approximation(struct client *cl)
+{
+    int records = cl->record_offset + cl->filtered;
+    if (records > 0)
+        return cl->hits * cl->record_offset / records;
+    return cl->hits;
+}
+
 int client_get_num_records(struct client *cl)
 {
     return cl->record_offset;