* 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
* 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];
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;
}
/* 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 */
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;
}
/* 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;
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)