From: Heikki Levanto <heikki@indexdata.dk>
Date: Wed, 14 Jul 1999 13:21:34 +0000 (+0000)
Subject: Added isam-d files. Compiles (almost) clean. Doesn't work at all
X-Git-Tag: ZEBRA.1.0~71
X-Git-Url: http://jsfdemo.indexdata.com/cgi-bin?a=commitdiff_plain;h=e8f4cf34c75ffdc7bbfaf3fa232f29cc1384b60c;p=idzebra-moved-to-github.git

Added isam-d files. Compiles (almost) clean. Doesn't work at all
---

diff --git a/include/isamd.h b/include/isamd.h
index acd2024..cf3c0cc 100644
--- a/include/isamd.h
+++ b/include/isamd.h
@@ -12,8 +12,8 @@
  *
  */
 
-#ifndef ISAMH_H
-#define ISAMH_H
+#ifndef ISAMD_H
+#define ISAMD_H
 
 #include <bfile.h>
 
@@ -21,22 +21,22 @@
 extern "C" {
 #endif
 
-typedef struct ISAMH_s *ISAMH;
-typedef int ISAMH_P;
-typedef struct ISAMH_PP_s *ISAMH_PP;
+typedef struct ISAMD_s *ISAMD;
+typedef int ISAMD_P;
+typedef struct ISAMD_PP_s *ISAMD_PP;
 
-typedef struct ISAMH_filecat_s {  /* filecategories, mostly block sizes */
+typedef struct ISAMD_filecat_s {  /* filecategories, mostly block sizes */
     int bsize;         /* block size */
     int mblocks;       /* maximum keys before switching to larger sizes */
-} *ISAMH_filecat;
+} *ISAMD_filecat;
 
-typedef struct ISAMH_M_s {
-    ISAMH_filecat filecat;
+typedef struct ISAMD_M_s {
+    ISAMD_filecat filecat;
 
     int (*compare_item)(const void *a, const void *b);
 
-#define ISAMH_DECODE 0
-#define ISAMH_ENCODE 1
+#define ISAMD_DECODE 0
+#define ISAMD_ENCODE 1
     void *(*code_start)(int mode);
     void (*code_stop)(int mode, void *p);
     void (*code_item)(int mode, void *p, char **dst, char **src);
@@ -44,46 +44,49 @@ typedef struct ISAMH_M_s {
 
     int max_blocks_mem;
     int debug;
-} *ISAMH_M;
+} *ISAMD_M;
 
-typedef struct ISAMH_I_s {  /* encapsulation of input data */
+typedef struct ISAMD_I_s {  /* encapsulation of input data */
     int (*read_item)(void *clientData, char **dst, int *insertMode);
     void *clientData;
-} *ISAMH_I;
+} *ISAMD_I;
 
-ISAMH_M isamd_getmethod (void);
+ISAMD_M isamd_getmethod (ISAMD_M me);
 
-ISAMH isamd_open (BFiles bfs, const char *name, int writeflag, ISAMH_M method);
-int isamd_close (ISAMH is);
-ISAMH_P isamd_append (ISAMH is, ISAMH_P pos, ISAMH_I data);
+ISAMD isamd_open (BFiles bfs, const char *name, int writeflag, ISAMD_M method);
+int isamd_close (ISAMD is);
+ISAMD_P isamd_append (ISAMD is, ISAMD_P pos, ISAMD_I data);
   /* corresponds to isc_merge */
   
   
-ISAMH_PP isamd_pp_open (ISAMH is, ISAMH_P pos);
-void isamd_pp_close (ISAMH_PP pp);
-int isamd_read_item (ISAMH_PP pp, char **dst);
-int isamd_pp_read (ISAMH_PP pp, void *buf);
-int isamd_pp_num (ISAMH_PP pp);
+ISAMD_PP isamd_pp_open (ISAMD is, ISAMD_P pos);
+void isamd_pp_close (ISAMD_PP pp);
+int isamd_read_item (ISAMD_PP pp, char **dst);
+int isamd_pp_read (ISAMD_PP pp, void *buf);
+int isamd_pp_num (ISAMD_PP pp);
 
-int isamd_block_used (ISAMH is, int type);
-int isamd_block_size (ISAMH is, int type);
+int isamd_block_used (ISAMD is, int type);
+int isamd_block_size (ISAMD is, int type);
 
 
 #define isamd_type(x) ((x) & 7)
 #define isamd_block(x) ((x) >> 3)
 #define isamd_addr(blk,typ) (((blk)<<3)+(typ))
 
-void isamd_buildfirstblock(ISAMH_PP pp);
-void isamd_buildlaterblock(ISAMH_PP pp);
+void isamd_buildfirstblock(ISAMD_PP pp);
+void isamd_buildlaterblock(ISAMD_PP pp);
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif  /* ISAMH_H */
+#endif  /* ISAMD_H */
 
 
 /*
- * $Log:  $
+ * $Log: isamd.h,v $
+ * Revision 1.1  1999/07/14 12:34:43  heikki
+ * Copied from isamh, starting to change things...
+ *
  *
  */
diff --git a/index/index.h b/index/index.h
index b3f906d..e7c61de 100644
--- a/index/index.h
+++ b/index/index.h
@@ -14,6 +14,7 @@
 #include <isamc.h>
 #include <isams.h>
 #include <isamh.h>
+#include <isamd.h>
 #include <data1.h>
 #include <recctrl.h>
 
@@ -102,6 +103,7 @@ void key_input (BFiles bfs, int nkeys, int cache);
 ISAMC_M key_isamc_m (Res res, ISAMC_M me);
 ISAMS_M key_isams_m (Res res, ISAMS_M me);
 ISAMH_M key_isamh_m (Res res);
+ISAMD_M key_isamd_m (Res res, ISAMD_M me);
 int merge_sort (char **buf, int from, int to);
 int key_SU_code (int ch, char *out);
 
@@ -110,6 +112,7 @@ int key_SU_code (int ch, char *out);
 #define FNAME_ISAMC "isamc"
 #define FNAME_ISAMS "isams"
 #define FNAME_ISAMH "isamh"
+#define FNAME_ISAMD "isamd"
 #define FNAME_CONFIG "zebra.cfg"
 
 #define GMATCH_DICT "gmatch"
@@ -158,7 +161,10 @@ extern Res common_resource;
 
 /*
  * $Log: index.h,v $
- * Revision 1.65  1999-07-14 10:59:26  adam
+ * Revision 1.66  1999-07-14 13:21:34  heikki
+ * Added isam-d files. Compiles (almost) clean. Doesn't work at all
+ *
+ * Revision 1.65  1999/07/14 10:59:26  adam
  * Changed functions isc_getmethod, isams_getmethod.
  * Improved fatal error handling (such as missing EXPLAIN schema).
  *
diff --git a/index/kcompare.c b/index/kcompare.c
index ec85430..39ee853 100644
--- a/index/kcompare.c
+++ b/index/kcompare.c
@@ -1,123 +1,13 @@
 /*
  * Copyright (C) 1994-1999, Index Data
  * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: kcompare.c,v $
- * Revision 1.33  1999-07-14 10:59:26  adam
- * Changed functions isc_getmethod, isams_getmethod.
- * Improved fatal error handling (such as missing EXPLAIN schema).
- *
- * Revision 1.32  1999/07/13 13:21:15  heikki
- * Managing negative deltas
- *
- * Revision 1.31  1999/07/06 09:37:04  heikki
- * Working on isamh - not ready yet.
- *
- * Revision 1.30  1999/06/30 15:07:23  heikki
- * Adding isamh stuff
- *
- * Revision 1.29  1999/06/30 09:08:23  adam
- * Added coder to reset.
- *
- * Revision 1.28  1999/05/26 07:49:13  adam
- * C++ compilation.
- *
- * Revision 1.27  1999/05/12 13:08:06  adam
- * First version of ISAMS.
- *
- * Revision 1.26  1999/02/02 14:50:54  adam
- * Updated WIN32 code specific sections. Changed header.
- *
- * Revision 1.25  1998/06/08 15:26:06  adam
- * Minor changes.
- *
- * Revision 1.24  1998/06/08 14:43:12  adam
- * Added suport for EXPLAIN Proxy servers - added settings databasePath
- * and explainDatabase to facilitate this. Increased maximum number
- * of databases and attributes in one register.
- *
- * Revision 1.23  1998/03/05 08:45:12  adam
- * New result set model and modular ranking system. Moved towards
- * descent server API. System information stored as "SGML" records.
- *
- * Revision 1.22  1997/09/22 12:39:06  adam
- * Added get_pos method for the ranked result sets.
- *
- * Revision 1.21  1997/09/17 12:19:13  adam
- * Zebra version corresponds to YAZ version 1.4.
- * Changed Zebra server so that it doesn't depend on global common_resource.
- *
- * Revision 1.20  1996/12/23 15:30:44  adam
- * Work on truncation.
- * Bug fix: result sets weren't deleted after server shut down.
- *
- * Revision 1.19  1996/12/11 12:08:00  adam
- * Added better compression.
- *
- * Revision 1.18  1996/10/29 14:09:44  adam
- * Use of cisam system - enabled if setting isamc is 1.
- *
- * Revision 1.17  1996/06/04 10:18:58  adam
- * Minor changes - removed include of ctype.h.
- *
- * Revision 1.16  1996/05/13  14:23:05  adam
- * Work on compaction of set/use bytes in dictionary.
- *
- * Revision 1.15  1995/11/20  16:59:46  adam
- * New update method: the 'old' keys are saved for each records.
- *
- * Revision 1.14  1995/10/30  15:08:08  adam
- * Bug fixes.
- *
- * Revision 1.13  1995/10/27  14:00:11  adam
- * Implemented detection of database availability.
- *
- * Revision 1.12  1995/10/17  18:02:08  adam
- * New feature: databases. Implemented as prefix to words in dictionary.
- *
- * Revision 1.11  1995/10/06  16:33:37  adam
- * Use attribute mappings.
- *
- * Revision 1.10  1995/09/29  14:01:41  adam
- * Bug fixes.
- *
- * Revision 1.9  1995/09/28  12:10:32  adam
- * Bug fixes. Field prefix used in queries.
- *
- * Revision 1.8  1995/09/28  09:19:42  adam
- * xfree/xmalloc used everywhere.
- * Extract/retrieve method seems to work for text records.
- *
- * Revision 1.7  1995/09/27  12:22:28  adam
- * More work on extract in record control.
- * Field name is not in isam keys but in prefix in dictionary words.
- *
- * Revision 1.6  1995/09/14  07:48:23  adam
- * Record control management.
- *
- * Revision 1.5  1995/09/11  13:09:34  adam
- * More work on relevance feedback.
- *
- * Revision 1.4  1995/09/08  14:52:27  adam
- * Minor changes. Dictionary is lower case now.
- *
- * Revision 1.3  1995/09/07  13:58:36  adam
- * New parameter: result-set file descriptor (RSFD) to support multiple
- * positions within the same result-set.
- * Boolean operators: and, or, not implemented.
- * Result-set references.
- *
- * Revision 1.2  1995/09/06  16:11:17  adam
- * Option: only one word key per file.
- *
- * Revision 1.1  1995/09/04  09:10:36  adam
- * More work on index add/del/update.
- * Merge sort implemented.
- * Initial work on z39 server.
+ * Sebastian Hammer, Adam Dickmeiss, Heikki Levanto
+ * log at the end
  *
+ * $Id
  */
 
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
@@ -363,6 +253,23 @@ ISAMH_M key_isamh_m (Res res)
     return me;
 }
 
+ISAMD_M key_isamd_m (Res res,ISAMD_M me)
+{
+
+    me = isamd_getmethod (me);
+
+    me->compare_item = key_compare;
+
+    me->code_start = iscz1_code_start;
+    me->code_item = iscz1_code_item;
+    me->code_stop = iscz1_code_stop;
+    me->code_reset = iscz1_code_reset;
+
+    me->debug = atoi(res_get_def (res, "isamdDebug", "0"));
+
+    return me;
+}
+
 
 int key_SU_code (int ch, char *out)
 {
@@ -377,3 +284,123 @@ int key_SU_code (int ch, char *out)
     }
     return i;
 }
+
+
+/* 
+ * $Log: kcompare.c,v $
+ * Revision 1.34  1999-07-14 13:21:34  heikki
+ * Added isam-d files. Compiles (almost) clean. Doesn't work at all
+ *
+ * Revision 1.33  1999/07/14 10:59:26  adam
+ * Changed functions isc_getmethod, isams_getmethod.
+ * Improved fatal error handling (such as missing EXPLAIN schema).
+ *
+ * Revision 1.32  1999/07/13 13:21:15  heikki
+ * Managing negative deltas
+ *
+ * Revision 1.31  1999/07/06 09:37:04  heikki
+ * Working on isamh - not ready yet.
+ *
+ * Revision 1.30  1999/06/30 15:07:23  heikki
+ * Adding isamh stuff
+ *
+ * Revision 1.29  1999/06/30 09:08:23  adam
+ * Added coder to reset.
+ *
+ * Revision 1.28  1999/05/26 07:49:13  adam
+ * C++ compilation.
+ *
+ * Revision 1.27  1999/05/12 13:08:06  adam
+ * First version of ISAMS.
+ *
+ * Revision 1.26  1999/02/02 14:50:54  adam
+ * Updated WIN32 code specific sections. Changed header.
+ *
+ * Revision 1.25  1998/06/08 15:26:06  adam
+ * Minor changes.
+ *
+ * Revision 1.24  1998/06/08 14:43:12  adam
+ * Added suport for EXPLAIN Proxy servers - added settings databasePath
+ * and explainDatabase to facilitate this. Increased maximum number
+ * of databases and attributes in one register.
+ *
+ * Revision 1.23  1998/03/05 08:45:12  adam
+ * New result set model and modular ranking system. Moved towards
+ * descent server API. System information stored as "SGML" records.
+ *
+ * Revision 1.22  1997/09/22 12:39:06  adam
+ * Added get_pos method for the ranked result sets.
+ *
+ * Revision 1.21  1997/09/17 12:19:13  adam
+ * Zebra version corresponds to YAZ version 1.4.
+ * Changed Zebra server so that it doesn't depend on global common_resource.
+ *
+ * Revision 1.20  1996/12/23 15:30:44  adam
+ * Work on truncation.
+ * Bug fix: result sets weren't deleted after server shut down.
+ *
+ * Revision 1.19  1996/12/11 12:08:00  adam
+ * Added better compression.
+ *
+ * Revision 1.18  1996/10/29 14:09:44  adam
+ * Use of cisam system - enabled if setting isamc is 1.
+ *
+ * Revision 1.17  1996/06/04 10:18:58  adam
+ * Minor changes - removed include of ctype.h.
+ *
+ * Revision 1.16  1996/05/13  14:23:05  adam
+ * Work on compaction of set/use bytes in dictionary.
+ *
+ * Revision 1.15  1995/11/20  16:59:46  adam
+ * New update method: the 'old' keys are saved for each records.
+ *
+ * Revision 1.14  1995/10/30  15:08:08  adam
+ * Bug fixes.
+ *
+ * Revision 1.13  1995/10/27  14:00:11  adam
+ * Implemented detection of database availability.
+ *
+ * Revision 1.12  1995/10/17  18:02:08  adam
+ * New feature: databases. Implemented as prefix to words in dictionary.
+ *
+ * Revision 1.11  1995/10/06  16:33:37  adam
+ * Use attribute mappings.
+ *
+ * Revision 1.10  1995/09/29  14:01:41  adam
+ * Bug fixes.
+ *
+ * Revision 1.9  1995/09/28  12:10:32  adam
+ * Bug fixes. Field prefix used in queries.
+ *
+ * Revision 1.8  1995/09/28  09:19:42  adam
+ * xfree/xmalloc used everywhere.
+ * Extract/retrieve method seems to work for text records.
+ *
+ * Revision 1.7  1995/09/27  12:22:28  adam
+ * More work on extract in record control.
+ * Field name is not in isam keys but in prefix in dictionary words.
+ *
+ * Revision 1.6  1995/09/14  07:48:23  adam
+ * Record control management.
+ *
+ * Revision 1.5  1995/09/11  13:09:34  adam
+ * More work on relevance feedback.
+ *
+ * Revision 1.4  1995/09/08  14:52:27  adam
+ * Minor changes. Dictionary is lower case now.
+ *
+ * Revision 1.3  1995/09/07  13:58:36  adam
+ * New parameter: result-set file descriptor (RSFD) to support multiple
+ * positions within the same result-set.
+ * Boolean operators: and, or, not implemented.
+ * Result-set references.
+ *
+ * Revision 1.2  1995/09/06  16:11:17  adam
+ * Option: only one word key per file.
+ *
+ * Revision 1.1  1995/09/04  09:10:36  adam
+ * More work on index add/del/update.
+ * Merge sort implemented.
+ * Initial work on z39 server.
+ *
+ */
diff --git a/index/kinput.c b/index/kinput.c
index b2cf034..9a2d6c1 100644
--- a/index/kinput.c
+++ b/index/kinput.c
@@ -208,6 +208,7 @@ struct heap_info {
     ISAMC isamc;
     ISAMS isams;
     ISAMH isamh;
+    ISAMD isamd;
 };
 
 struct heap_info *key_heap_init (int nkeys,
@@ -478,6 +479,60 @@ int heap_inph (struct heap_info *hi)
     return 0;
 } 
 
+int heap_inpd (struct heap_info *hi)
+{
+    struct heap_cread_info hci;
+    ISAMD_I isamd_i = (ISAMD_I) xmalloc (sizeof(*isamd_i));
+
+    hci.key = (char *) xmalloc (KEY_SIZE);
+    hci.mode = 1;
+    hci.hi = hi;
+    hci.more = heap_read_one (hi, hci.cur_name, hci.key);
+
+    isamd_i->clientData = &hci;
+    isamd_i->read_item = heap_cread_item;
+
+    while (hci.more)
+    {
+        char this_name[INP_NAME_MAX];
+        ISAMD_P isamd_p, isamd_p2;
+        char *dict_info;
+
+        strcpy (this_name, hci.cur_name);
+	assert (hci.cur_name[1]);
+        no_diffs++;
+        if ((dict_info = dict_lookup (hi->dict, hci.cur_name)))
+        {
+            memcpy (&isamd_p, dict_info+1, sizeof(ISAMD_P));
+            isamd_p2 = isamd_append (hi->isamd, isamd_p, isamd_i);
+            if (!isamd_p2)
+            {
+                no_deletions++;
+                if (!dict_delete (hi->dict, this_name))
+                    abort();
+            }
+            else 
+            {
+                no_updates++;
+                if (isamd_p2 != isamd_p)
+                    dict_insert (hi->dict, this_name,
+                                 sizeof(ISAMD_P), &isamd_p2);
+            }
+        } 
+        else
+        {
+            isamd_p = isamd_append (hi->isamd, 0, isamd_i);
+            no_insertions++;
+            dict_insert (hi->dict, this_name, sizeof(ISAMD_P), &isamd_p);
+        }
+    }
+    xfree (isamd_i);
+    return 0;
+} 
+
+
+
+
 int heap_inp (struct heap_info *hi)
 {
     char *info;
@@ -591,6 +646,7 @@ void key_input (BFiles bfs, int nkeys, int cache)
     ISAMC isamc = NULL;
     ISAMS isams = NULL;
     ISAMH isamh = NULL;
+    ISAMD isamd = NULL;
     struct key_file **kf;
     char rbuf[1024];
     int i, r;
@@ -648,6 +704,17 @@ void key_input (BFiles bfs, int nkeys, int cache)
             exit (1);
         }
     }
+    else if (res_get_match (common_resource, "isam", "d", NULL))
+    {
+	struct ISAMD_M_s isamd_m;
+        isamd = isamd_open (bfs, FNAME_ISAMD, 1,
+			  key_isamd_m (common_resource,&isamd_m));
+        if (!isamd)
+        {
+            logf (LOG_FATAL, "isamd_open fail");
+            exit (1);
+        }
+    }
     else
     {
 	struct ISAMC_M_s isamc_m;
@@ -678,6 +745,7 @@ void key_input (BFiles bfs, int nkeys, int cache)
     hi->isamc = isamc;
     hi->isams = isams;
     hi->isamh = isamh;
+    hi->isamd = isamd;
     
     for (i = 1; i<=nkeys; i++)
         if ((r = key_file_read (kf[i], rbuf)))
@@ -690,6 +758,8 @@ void key_input (BFiles bfs, int nkeys, int cache)
 	heap_inp (hi);
     else if (isamh)
 	heap_inph (hi);
+    else if (isamd)
+	heap_inpd (hi);
 	
     dict_close (dict);
     if (isam)
@@ -700,6 +770,8 @@ void key_input (BFiles bfs, int nkeys, int cache)
 	isams_close (isams);
     if (isamh)
         isamh_close (isamh);
+    if (isamd)
+        isamd_close (isamd);
    
     for (i = 1; i<=nkeys; i++)
     {
@@ -717,7 +789,10 @@ void key_input (BFiles bfs, int nkeys, int cache)
 
 /*
  * $Log: kinput.c,v $
- * Revision 1.36  1999-07-14 10:59:26  adam
+ * Revision 1.37  1999-07-14 13:21:34  heikki
+ * Added isam-d files. Compiles (almost) clean. Doesn't work at all
+ *
+ * Revision 1.36  1999/07/14 10:59:26  adam
  * Changed functions isc_getmethod, isams_getmethod.
  * Improved fatal error handling (such as missing EXPLAIN schema).
  *
diff --git a/isamc/Makefile.in b/isamc/Makefile.in
index e925140..316c008 100644
--- a/isamc/Makefile.in
+++ b/isamc/Makefile.in
@@ -1,7 +1,7 @@
 # Copyright (C) 1996-1998, Index Data 
 # All rights reserved.
 # Sebastian Hammer, Adam Dickmeiss
-# $Id: Makefile.in,v 1.5 1999-06-30 15:03:55 heikki Exp $
+# $Id: Makefile.in,v 1.6 1999-07-14 13:21:34 heikki Exp $
 
 SHELL=/bin/sh
 
@@ -18,7 +18,7 @@ INCLUDE=-I../include $(YAZINC)
 TPROG1=isamctst
 DEFS=$(CDEFS) $(INCLUDE)
 LIB=../lib/isamc.a 
-PO = isamc.o isamh.o merge.o isams.o
+PO = isamc.o isamh.o isamd.o merge.o merge-d.o isams.o
 
 all: $(LIB)
 
@@ -37,7 +37,7 @@ $(LIB): $(PO)
 	$(CC) -c $(DEFS) $(CFLAGS) $<
 
 clean:
-	rm -f *.[oa] $(TPROG1) core mon.out gmon.out errlist
+	rm -f *.[oa] $(TPROG1) core mon.out gmon.out errlist *~
 
 depend:
 	sed '/^#Depend/q' <Makefile >Makefile.tmp
diff --git a/isamc/isamd-p.h b/isamc/isamd-p.h
index 0c62419..81d1530 100644
--- a/isamc/isamd-p.h
+++ b/isamc/isamd-p.h
@@ -16,12 +16,12 @@ extern "C" {
 typedef struct {
     int lastblock;
     int freelist;
-} ISAMH_head;
+} ISAMD_head;
 
-typedef unsigned ISAMH_BLOCK_SIZE;
+typedef unsigned ISAMD_BLOCK_SIZE;
 
-typedef struct ISAMH_file_s {
-    ISAMH_head head;
+typedef struct ISAMD_file_s {
+    ISAMD_head head;
     BFile bf;
     int head_is_dirty;
     
@@ -45,44 +45,44 @@ typedef struct ISAMH_file_s {
 
     int fc_max;
     int *fc_list;
-} *ISAMH_file;
+} *ISAMD_file;
 
-struct ISAMH_s {
+struct ISAMD_s {
     int no_files;
     int max_cat;
   //  char *merge_buf;
     char *startblock; /* start of the chain, update lastptr and numKeys here */
     char *lastblock;  /* end of the chain, append here */
-    ISAMH_M method;
-    ISAMH_file files;
+    ISAMD_M method;
+    ISAMD_file files;
 }; 
 
-struct ISAMH_PP_s {
+struct ISAMD_PP_s {
     char *buf;
-    ISAMH_BLOCK_SIZE offset;
-    ISAMH_BLOCK_SIZE size;
+    ISAMD_BLOCK_SIZE offset;
+    ISAMD_BLOCK_SIZE size;
     int cat;  /* category of this block */
     int pos;  /* block number of this block */
     int next; /* number of the next block */
-    ISAMH is;
+    ISAMD is;
     void *decodeClientData;
     int deleteFlag;
     int numKeys;
-    ISAMH_BLOCK_SIZE lastblock;  /* last block in chain */
+    ISAMD_BLOCK_SIZE lastblock;  /* last block in chain */
 };
 
-#define ISAMH_BLOCK_OFFSET_N (sizeof(int) +  \
-                              sizeof(ISAMH_BLOCK_SIZE)) 
+#define ISAMD_BLOCK_OFFSET_N (sizeof(int) +  \
+                              sizeof(ISAMD_BLOCK_SIZE)) 
 /* == 8 */
-#define ISAMH_BLOCK_OFFSET_1 (sizeof(int) + \
-                              sizeof(ISAMH_BLOCK_SIZE) + \
+#define ISAMD_BLOCK_OFFSET_1 (sizeof(int) + \
+                              sizeof(ISAMD_BLOCK_SIZE) + \
                               sizeof(int) + \
-                              sizeof(ISAMH_BLOCK_SIZE)) 
+                              sizeof(ISAMD_BLOCK_SIZE)) 
 /* == 16 */
-int isamd_alloc_block (ISAMH is, int cat);
-void isamd_release_block (ISAMH is, int cat, int pos);
-int isamd_read_block (ISAMH is, int cat, int pos, char *dst);
-int isamd_write_block (ISAMH is, int cat, int pos, char *src);
+int isamd_alloc_block (ISAMD is, int cat);
+void isamd_release_block (ISAMD is, int cat, int pos);
+int isamd_read_block (ISAMD is, int cat, int pos, char *dst);
+int isamd_write_block (ISAMD is, int cat, int pos, char *src);
 
 #ifdef __cplusplus
 }
@@ -92,7 +92,10 @@ int isamd_write_block (ISAMH is, int cat, int pos, char *src);
 
 /*
  * $Log: isamd-p.h,v $
- * Revision 1.1  1999-07-14 12:34:43  heikki
+ * Revision 1.2  1999-07-14 13:21:34  heikki
+ * Added isam-d files. Compiles (almost) clean. Doesn't work at all
+ *
+ * Revision 1.1  1999/07/14 12:34:43  heikki
  * Copied from isamh, starting to change things...
  *
  *