From 7d212bcdc9d80ed8cc48e6dd72cb63855c936259 Mon Sep 17 00:00:00 2001
From: Adam Dickmeiss <adam@indexdata.dk>
Date: Wed, 2 Feb 2005 17:11:05 +0000
Subject: [PATCH] Added yaz-client command scansize

---
 NEWS                        |    3 +++
 client/client.c             |   29 ++++++++++++++++++++++-------
 doc/yaz-client-commands.xml |   12 +++++++++++-
 3 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/NEWS b/NEWS
index 88c1850..d2dc1f7 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,8 @@
 Possible compatibility problems with earlier versions marked with '*'.
 
+Added yaz-client commands scansize that sets maximum number of
+entries to be returned by scan.
+
 --- 2.0.32 2005/01/11 
 
 Added support for SRW scan in yaz-client and Generic Frontend Server.
diff --git a/client/client.c b/client/client.c
index 602dde8..94c772e 100644
--- a/client/client.c
+++ b/client/client.c
@@ -2,7 +2,7 @@
  * Copyright (C) 1995-2005, Index Data ApS
  * See the file LICENSE for details.
  *
- * $Id: client.c,v 1.272 2005-01-27 09:05:09 adam Exp $
+ * $Id: client.c,v 1.273 2005-02-02 17:11:05 adam Exp $
  */
 
 #include <stdio.h>
@@ -130,6 +130,7 @@ static Odr_bitmask z3950_options;
 static int z3950_version = 3;
 static int scan_stepSize = 0;
 static int scan_position = 1;
+static int scan_size = 20;
 static char cur_host[200];
 
 typedef enum {
@@ -601,7 +602,7 @@ int session_connect(const char *arg)
     strncpy(type_and_host, arg, sizeof(type_and_host)-1);
     type_and_host[sizeof(type_and_host)-1] = '\0';
 
-    cmd_open_remember_last_open_command(arg,type_and_host);
+    cmd_open_remember_last_open_command(arg, type_and_host);
 
     if (yazProxy)
         conn = cs_create_host(yazProxy, 1, &add);
@@ -2285,9 +2286,14 @@ static int cmd_explain(const char *arg)
 
 static int cmd_init(const char *arg)
 {
+    if (*arg)
+    {
+        strncpy (cur_host, arg, sizeof(cur_host)-1);
+        cur_host[sizeof(cur_host)-1] = 0;
+    }
     if (!conn || protocol != PROTO_Z3950)
        return 0;
-    send_initRequest(0);
+    send_initRequest(cur_host);
     return 2;
 }
 
@@ -2870,6 +2876,14 @@ int cmd_scanpos(const char *arg)
     return 0;
 }
 
+int cmd_scansize(const char *arg)
+{
+    int r = sscanf(arg, "%d", &scan_size);
+    if (r == 0)
+        scan_size = 20;
+    return 0;
+}
+
 int cmd_scan(const char *arg)
 {
     if (protocol == PROTO_HTTP)
@@ -2881,12 +2895,12 @@ int cmd_scan(const char *arg)
 	    return 0;
 	if (*arg)
 	{
-	    if (send_SRW_scanRequest(arg, scan_position, 20) < 0)
+	    if (send_SRW_scanRequest(arg, scan_position, scan_size) < 0)
 		return 0;
 	}
 	else
 	{
-	    if (send_SRW_scanRequest(last_scan_line, 1, 20) < 0)
+	    if (send_SRW_scanRequest(last_scan_line, 1, scan_size) < 0)
 		return 0;
 	}
 	return 2;
@@ -2913,12 +2927,12 @@ int cmd_scan(const char *arg)
 	if (*arg)
 	{
 	    strcpy (last_scan_query, arg);
-	    if (send_scanrequest(arg, scan_position, 20, 0) < 0)
+	    if (send_scanrequest(arg, scan_position, scan_size, 0) < 0)
 		return 0;
 	}
 	else
 	{
-	    if (send_scanrequest(last_scan_query, 1, 20, last_scan_line) < 0)
+	    if (send_scanrequest(last_scan_query, 1, scan_size, last_scan_line) < 0)
 		return 0;
 	}
 	return 2;
@@ -4052,6 +4066,7 @@ static struct {
     {"scan", cmd_scan, "<term>",NULL,0,NULL},
     {"scanstep", cmd_scanstep, "<size>",NULL,0,NULL},
     {"scanpos", cmd_scanpos, "<size>",NULL,0,NULL},
+    {"scansize", cmd_scansize, "<size>",NULL,0,NULL},
     {"sort", cmd_sort, "<sortkey> <flag> <sortkey> <flag> ...",NULL,0,NULL},
     {"sort+", cmd_sort_newset, "<sortkey> <flag> <sortkey> <flag> ...",NULL,0,NULL},
     {"authentication", cmd_authentication, "<acctstring>",NULL,0,NULL},
diff --git a/doc/yaz-client-commands.xml b/doc/yaz-client-commands.xml
index b368b6c..3238353 100644
--- a/doc/yaz-client-commands.xml
+++ b/doc/yaz-client-commands.xml
@@ -1,5 +1,5 @@
 <!-- 
-   $Id: yaz-client-commands.xml,v 1.6 2004-12-09 09:30:00 adam Exp $
+   $Id: yaz-client-commands.xml,v 1.7 2005-02-02 17:11:05 adam Exp $
    Commands for YAZ client.
    Included in both manual and man page for yaz-client.
 -->
@@ -102,6 +102,16 @@
   </listitem>
  </varlistentry>
  <varlistentry><term>
+   <literal>scansize</literal> <replaceable>size</replaceable>
+  </term>
+  <listitem>
+   <simpara>
+    Sets number of entries to be returned by scan. Default
+    number of entries is 20.
+   </simpara>
+  </listitem>
+ </varlistentry>
+ <varlistentry><term>
    <literal>scanstep</literal> <replaceable>step</replaceable>
   </term>
   <listitem>
-- 
1.7.10.4