X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=isam%2Fisam.c;h=057ffa8a7fbda0484723b9a9d7d33efda2989336;hb=b9ac6469056f0a8ff7336dbd0b91c2a679329ca3;hp=42d7acdb51d3ad4fb741fa0b6c652ee3728d4f9c;hpb=b879b04a092d5b00cc866cf16f755e55053d2e89;p=idzebra-moved-to-github.git

diff --git a/isam/isam.c b/isam/isam.c
index 42d7acd..057ffa8 100644
--- a/isam/isam.c
+++ b/isam/isam.c
@@ -4,7 +4,16 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: isam.c,v $
- * Revision 1.11  1995-09-04 12:33:46  adam
+ * Revision 1.14  1995-11-24 17:26:19  quinn
+ * Mostly about making some ISAM stuff in the config file optional.
+ *
+ * Revision 1.13  1995/10/17  18:03:15  adam
+ * Commented out qsort in is_merge.
+ *
+ * Revision 1.12  1995/09/06  16:11:41  adam
+ * Keysize parameter to is_open (if non-zero).
+ *
+ * Revision 1.11  1995/09/04  12:33:46  adam
  * Various cleanup. YAZ util used instead.
  *
  * Revision 1.10  1994/09/28  16:58:32  quinn
@@ -99,7 +108,7 @@ static int splitargs(const char *s, char *bf[], int max)
  * Process resources.
  */
 ISAM is_open(const char *name, int (*cmp)(const void *p1, const void *p2),
-    int writeflag)
+    int writeflag, int keysize)
 {
     ISAM new;
     char *nm, *r, *pp[IS_MAX_BLOCKTYPES+1], m[2];
@@ -113,8 +122,9 @@ ISAM is_open(const char *name, int (*cmp)(const void *p1, const void *p2),
 	new->types[i].index = 0;                        /* dummy */
 
     /* determine number and size of blocktypes */
-    if (!(r = res_get(common_resource, nm = strconcat(name, ".",
-	"blocktypes", 0))) || !(num = splitargs(r, pp, IS_MAX_BLOCKTYPES)))
+    if (!(r = res_get_def(common_resource, nm = strconcat(name, ".",
+	"blocktypes", 0), "64 1K")) ||
+	!(num = splitargs(r, pp, IS_MAX_BLOCKTYPES)))
     {
     	logf (LOG_FATAL, "Failed to locate resource %s", nm);
     	return 0;
@@ -172,16 +182,22 @@ ISAM is_open(const char *name, int (*cmp)(const void *p1, const void *p2),
 	}
 	/* ELSE: this is an empty file opened in read-only mode. */
     }
-    if (!(r = res_get_def(common_resource, nm = strconcat(name, ".", "keysize",
-    	0), "4")))
-    {
-    	logf (LOG_FATAL, "Failed to locate resource %s", nm);
-    	return 0;
-    }
-    if ((new->keysize = atoi(r)) <= 0)
+    if (keysize > 0)
+        new->keysize = keysize;
+    else
     {
-    	logf (LOG_FATAL, "Must specify positive keysize.");
-    	return 0;
+        if (!(r = res_get_def(common_resource, nm = strconcat(name, ".",
+                                                              "keysize",
+                                                              0), "4")))
+        {
+            logf (LOG_FATAL, "Failed to locate resource %s", nm);
+            return 0;
+        }
+        if ((new->keysize = atoi(r)) <= 0)
+        {
+            logf (LOG_FATAL, "Must specify positive keysize.");
+            return 0;
+        }
     }
 
     /* determine repack percent */
@@ -194,8 +210,8 @@ ISAM is_open(const char *name, int (*cmp)(const void *p1, const void *p2),
     new->repack = atoi(r);
 
     /* determine max keys/blocksize */
-    if (!(r = res_get(common_resource, nm = strconcat(name, ".",
-	"maxkeys", 0))) || !(num = splitargs(r, pp, IS_MAX_BLOCKTYPES)))
+    if (!(r = res_get_def(common_resource, nm = strconcat(name, ".",
+	"maxkeys", 0), "50")) || !(num = splitargs(r, pp, IS_MAX_BLOCKTYPES)))
     {
     	logf (LOG_FATAL, "Failed to locate resource %s", nm);
     	return 0;
@@ -236,8 +252,9 @@ ISAM is_open(const char *name, int (*cmp)(const void *p1, const void *p2),
     }
 
     /* determine nice fill rates */
-    if (!(r = res_get(common_resource, nm = strconcat(name, ".",
-	"nicefill", 0))) || !(num = splitargs(r, pp, IS_MAX_BLOCKTYPES)))
+    if (!(r = res_get_def(common_resource, nm = strconcat(name, ".",
+	"nicefill", 0), "90 90")) || !(num = splitargs(r, pp,
+	IS_MAX_BLOCKTYPES)))
     {
     	logf (LOG_FATAL, "Failed to locate resource %s", nm);
     	return 0;
@@ -323,7 +340,9 @@ ISAM_P is_merge(ISAM is, ISAM_P pos, int num, char *data)
     char operation, *record;
 
     extcmp = is->cmp;
+#if 0
     qsort(data, num, is_keysize(is) + 1, sort_input);
+#endif
     is_m_establish_tab(is, &tab, pos);
     if (pos)
     	if (is_m_read_full(&tab, tab.data) < 0)