X-Git-Url: http://jsfdemo.indexdata.com/?a=blobdiff_plain;f=rset%2Frsnull.c;h=3cf371fcf245cdea5753f5127df1eb617ace84c4;hb=162fa86044b5aa303c03fa26f1ecf140b34060d5;hp=d46c9aa752aef0d7adbb02bfb9f2933aaa60fe42;hpb=7eefa059dbe0c2d4ba24060421940df637d9cca8;p=idzebra-moved-to-github.git

diff --git a/rset/rsnull.c b/rset/rsnull.c
index d46c9aa..3cf371f 100644
--- a/rset/rsnull.c
+++ b/rset/rsnull.c
@@ -4,7 +4,18 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: rsnull.c,v $
- * Revision 1.3  1995-09-08 14:52:42  adam
+ * Revision 1.6  1995-10-12 12:41:57  adam
+ * Private info (buf) moved from struct rset_control to struct rset.
+ * Bug fixes in relevance.
+ *
+ * Revision 1.5  1995/10/10  14:00:04  adam
+ * Function rset_open changed its wflag parameter to general flags.
+ *
+ * Revision 1.4  1995/10/06  14:38:06  adam
+ * New result set method: r_score.
+ * Local no (sysno) and score is transferred to retrieveCtrl.
+ *
+ * Revision 1.3  1995/09/08  14:52:42  adam
  * Work on relevance feedback.
  *
  * Revision 1.2  1995/09/07  13:58:43  adam
@@ -21,19 +32,19 @@
 #include <rsnull.h>
 #include <alexutil.h>
 
-static rset_control *r_create(const struct rset_control *sel, void *parms);
-static RSFD r_open (rset_control *ct, int wflag);
+static void *r_create(const struct rset_control *sel, void *parms);
+static RSFD r_open (RSET ct, int flag);
 static void r_close (RSFD rfd);
-static void r_delete (rset_control *ct);
+static void r_delete (RSET ct);
 static void r_rewind (RSFD rfd);
-static int r_count (rset_control *ct);
+static int r_count (RSET ct);
 static int r_read (RSFD rfd, void *buf);
 static int r_write (RSFD rfd, const void *buf);
+static int r_score (RSFD rfd, int *score);
 
 static const rset_control control = 
 {
     "NULL set type",
-    0,
     r_create,
     r_open,
     r_close,
@@ -41,23 +52,20 @@ static const rset_control control =
     r_rewind,
     r_count,
     r_read,
-    r_write
+    r_write,
+    r_score
 };
 
 const rset_control *rset_kind_null = &control;
 
-static rset_control *r_create(const struct rset_control *sel, void *parms)
+static void *r_create(const struct rset_control *sel, void *parms)
 {
-    rset_control *newct;
-
-    newct = xmalloc(sizeof(*newct));
-    memcpy(newct, sel, sizeof(*sel));
-    return newct;
+    return NULL;
 }
 
-static RSFD r_open (rset_control *ct, int wflag)
+static RSFD r_open (RSET ct, int flag)
 {
-    if (wflag)
+    if (flag & RSETF_WRITE)
     {
 	logf (LOG_FATAL, "NULL set type is read-only");
 	return NULL;
@@ -69,9 +77,8 @@ static void r_close (RSFD rfd)
 {
 }
 
-static void r_delete (rset_control *ct)
+static void r_delete (RSET ct)
 {
-    xfree(ct);
 }
 
 static void r_rewind (RSFD rfd)
@@ -79,7 +86,7 @@ static void r_rewind (RSFD rfd)
     logf (LOG_DEBUG, "rsnull_rewind");
 }
 
-static int r_count (rset_control *ct)
+static int r_count (RSET ct)
 {
     return 0;
 }
@@ -94,3 +101,10 @@ static int r_write (RSFD rfd, const void *buf)
     logf (LOG_FATAL, "NULL set type is read-only");
     return -1;
 }
+
+static int r_score (RSFD rfd, int *score)
+{
+    *score = -1;
+    return -1;
+}
+