From c9c9df90cf9d66e46b177e62a4402a9def633634 Mon Sep 17 00:00:00 2001
From: Sebastian Hammer <quinn@indexdata.com>
Date: Wed, 28 Sep 1994 16:58:26 +0000
Subject: [PATCH] Small mod.

---
 include/isam.h |    9 ++++++++-
 isam/isam.c    |   15 ++++++++++++++-
 isam/memory.c  |   16 +++++++++++++++-
 isam/memory.h  |    6 +++++-
 4 files changed, 42 insertions(+), 4 deletions(-)

diff --git a/include/isam.h b/include/isam.h
index 4febc17..2051bf5 100644
--- a/include/isam.h
+++ b/include/isam.h
@@ -4,7 +4,10 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: isam.h,v $
- * Revision 1.8  1994-09-28 12:56:09  quinn
+ * Revision 1.9  1994-09-28 16:58:26  quinn
+ * Small mod.
+ *
+ * Revision 1.8  1994/09/28  12:56:09  quinn
  * Added access functions (ISPT)
  *
  * Revision 1.7  1994/09/28  11:56:13  quinn
@@ -120,6 +123,10 @@ int is_readkey(ISPT ip, void *buf);
 
 int is_writekey(ISPT ip, const void *buf);
 
+int is_numkeys(ISPT ip);
+
+void is_rewind(ISPT ip);
+
 ISAM_P is_merge(ISAM is, ISAM_P pos, int num, char *data);
 
 #endif
diff --git a/isam/isam.c b/isam/isam.c
index 98a1f01..2958f16 100644
--- a/isam/isam.c
+++ b/isam/isam.c
@@ -4,7 +4,10 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: isam.c,v $
- * Revision 1.9  1994-09-28 12:56:15  quinn
+ * Revision 1.10  1994-09-28 16:58:32  quinn
+ * Small mod.
+ *
+ * Revision 1.9  1994/09/28  12:56:15  quinn
  * Added access functions (ISPT)
  *
  * Revision 1.8  1994/09/28  12:32:17  quinn
@@ -438,3 +441,13 @@ int is_readkey(ISPT ip, void *buf)
 {
     return is_m_read_record(&ip->tab, buf);
 }    
+
+int is_numkeys(ISPT ip)
+{
+    return is_m_num_records(&ip->tab);
+}
+
+void is_rewind(ISPT ip)
+{
+    is_m_rewind(&ip->tab);
+}    
diff --git a/isam/memory.c b/isam/memory.c
index 7962a0e..4bbb4d6 100644
--- a/isam/memory.c
+++ b/isam/memory.c
@@ -4,7 +4,10 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: memory.c,v $
- * Revision 1.4  1994-09-27 20:03:52  quinn
+ * Revision 1.5  1994-09-28 16:58:33  quinn
+ * Small mod.
+ *
+ * Revision 1.4  1994/09/27  20:03:52  quinn
  * Seems relatively bug-free.
  *
  * Revision 1.3  1994/09/26  17:11:30  quinn
@@ -378,3 +381,14 @@ int is_m_seek_record(is_mtable *tab, const void *rec)
 	    return 0;
     }
 }
+
+int is_m_num_records(is_mtable *tab)
+{
+    if (tab->data->state < IS_MBSTATE_PARTIAL)
+	if (read_current_full(tab, tab->data) < 0)
+	{
+	    log(LOG_FATAL, "read full failed");
+	    exit(1);
+	}
+    return tab->num_records;
+}
diff --git a/isam/memory.h b/isam/memory.h
index 59e726d..2f92ee0 100644
--- a/isam/memory.h
+++ b/isam/memory.h
@@ -4,7 +4,10 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: memory.h,v $
- * Revision 1.2  1994-09-27 20:03:52  quinn
+ * Revision 1.3  1994-09-28 16:58:33  quinn
+ * Small mod.
+ *
+ * Revision 1.2  1994/09/27  20:03:52  quinn
  * Seems relatively bug-free.
  *
  * Revision 1.1  1994/09/26  17:12:32  quinn
@@ -92,5 +95,6 @@ int is_m_seek_record(is_mtable *tab, const void *rec);
 void is_m_delete_record(is_mtable *tab);
 int is_m_peek_record(is_mtable *tab, void *rec);
 int is_m_read_full(is_mtable *tab, is_mblock *mblock);
+int is_m_num_records(is_mtable *tab);
 
 #endif
-- 
1.7.10.4