/*
- * Copyright (C) 1994-1995, Index Data I/S
+ * Copyright (C) 1994-1996, Index Data I/S
* All rights reserved.
* Sebastian Hammer, Adam Dickmeiss
*
* $Log: extract.c,v $
- * Revision 1.57 1996-05-13 14:23:04 adam
+ * Revision 1.64 1996-11-08 11:10:16 adam
+ * Buffers used during file match got bigger.
+ * Compressed ISAM support everywhere.
+ * Bug fixes regarding masking characters in queries.
+ * Redesigned Regexp-2 queries.
+ *
+ * Revision 1.63 1996/10/29 14:09:39 adam
+ * Use of cisam system - enabled if setting isamc is 1.
+ *
+ * Revision 1.62 1996/10/11 10:57:01 adam
+ * New module recctrl. Used to manage records (extract/retrieval).
+ * Several files have been moved to the recctrl sub directory.
+ *
+ * Revision 1.61 1996/06/06 12:08:37 quinn
+ * Added showRecord function
+ *
+ * Revision 1.60 1996/06/04 10:18:12 adam
+ * Search/scan uses character mapping module.
+ *
+ * Revision 1.59 1996/05/14 15:47:07 adam
+ * Cleanup of various buffer size entities.
+ *
+ * Revision 1.58 1996/05/14 06:16:38 adam
+ * Compact use/set bytes used in search service.
+ *
+ * Revision 1.57 1996/05/13 14:23:04 adam
* Work on compaction of set/use bytes in dictionary.
*
* Revision 1.56 1996/05/09 09:54:42 adam
#include <assert.h>
#include <unistd.h>
#include <fcntl.h>
-#include <ctype.h>
-#include <alexutil.h>
#include <recctrl.h>
#include "index.h"
void key_open (int mem)
{
+ if (!mem)
+ mem = atoi(res_get_def (common_resource, "memMax", "4"))*1024*1024;
if (mem < 50000)
mem = 50000;
key_buf = xmalloc (mem);
struct encode_info {
int sysno;
int seqno;
- char buf[512];
+ char buf[768];
};
void encode_key_init (struct encode_info *i)
}
}
+static int key_y_len;
+
+static int key_y_compare (const void *p1, const void *p2)
+{
+ int r;
+
+ if ((r = key_compare (*(char**) p1 + key_y_len + 1,
+ *(char**) p2 + key_y_len + 1)))
+ return r;
+ return *(*(char**) p1 + key_y_len) - *(*(char**) p2 + key_y_len);
+}
+
+static int key_x_compare (const void *p1, const void *p2)
+{
+ return strcmp (*(char**) p1, *(char**) p2);
+}
+
void key_flush (void)
{
FILE *outf;
char out_fname[200];
char *prevcp, *cp;
struct encode_info encode_info;
+ int i;
if (ptr_i <= 0)
return;
key_file_no++;
logf (LOG_LOG, "sorting section %d", key_file_no);
+#if 1
qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_qsort_compare);
- sprintf (out_fname, TEMP_FNAME, key_file_no);
+ getFnameTmp (out_fname, key_file_no);
if (!(outf = fopen (out_fname, "w")))
{
else
encode_key_write (cp + strlen(cp), &encode_info, outf);
}
+#else
+ qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_x_compare);
+ getFnameTmp (out_fname, key_file_no);
+
+ if (!(outf = fopen (out_fname, "w")))
+ {
+ logf (LOG_FATAL|LOG_ERRNO, "fopen (4) %s", out_fname);
+ exit (1);
+ }
+ logf (LOG_LOG, "writing section %d", key_file_no);
+ i = ptr_i;
+ prevcp = key_buf[ptr_top-i];
+ while (1)
+ if (!--i || strcmp (prevcp, key_buf[ptr_top-i]))
+ {
+ key_y_len = strlen(prevcp)+1;
+#if 0
+ logf (LOG_LOG, "key_y_len: %2d %02x %02x %s",
+ key_y_len, prevcp[0], prevcp[1], 2+prevcp);
+#endif
+ qsort (key_buf + ptr_top-ptr_i, ptr_i - i,
+ sizeof(char*), key_y_compare);
+ cp = key_buf[ptr_top-ptr_i];
+ --key_y_len;
+ encode_key_init (&encode_info);
+ encode_key_write (cp, &encode_info, outf);
+ while (--ptr_i > i)
+ {
+ cp = key_buf[ptr_top-ptr_i];
+ encode_key_write (cp+key_y_len, &encode_info, outf);
+ }
+ if (!i)
+ break;
+ prevcp = key_buf[ptr_top-ptr_i];
+ }
+#endif
if (fclose (outf))
{
logf (LOG_FATAL|LOG_ERRNO, "fclose %s", out_fname);
else
reckeys.prevAttrUse = attrUse;
+ *dst++ = lead;
+
+ if (!(lead & 1))
+ {
+ memcpy (dst, &attrSet, sizeof(attrSet));
+ dst += sizeof(attrSet);
+ }
+ if (!(lead & 2))
+ {
+ memcpy (dst, &attrUse, sizeof(attrUse));
+ dst += sizeof(attrUse);
+ }
switch (p->which)
{
- case Word_String: case Word_Phrase:
- *dst++ = lead;
-
- if (!(lead & 1))
- {
- memcpy (dst, &attrSet, sizeof(attrSet));
- dst += sizeof(attrSet);
- }
- if (!(lead & 2))
- {
- memcpy (dst, &attrUse, sizeof(attrUse));
- dst += sizeof(attrUse);
- }
- for (i = 0; p->u.string[i]; i++)
- *dst++ = p->u.string[i];
- *dst++ = '\0';
-
- memcpy (dst, &p->seqno, sizeof(p->seqno));
- dst += sizeof(p->seqno);
-
- break;
- default:
- return;
+ case Word_String:
+ *dst++ = 'w';
+ break;
+ case Word_Phrase:
+ *dst++ = 'p';
+ break;
+ case Word_Numeric:
+ *dst++ = 'n';
}
+ for (i = 0; p->u.string[i]; i++)
+ *dst++ = p->u.string[i];
+ *dst++ = '\0';
+
+ memcpy (dst, &p->seqno, sizeof(p->seqno));
+ dst += sizeof(p->seqno);
reckeys.buf_used = dst - reckeys.buf;
}
short attrUse = -1;
int off = 0;
-#if 1
if (zebTargetInfo_curDatabase (zti, databaseName))
{
if (zebTargetInfo_newDatabase (zti, databaseName))
abort ();
}
-#endif
while (off < reckeys->buf_used)
{
const char *src = reckeys->buf + off;
key_flush ();
++ptr_i;
key_buf[ptr_top-ptr_i] = (char*)key_buf + key_buf_used;
-#if 1
+
lead = zebTargetInfo_lookupSU (zti, attrSet, attrUse);
if (lead < 0)
lead = zebTargetInfo_addSU (zti, attrSet, attrUse);
assert (lead > 0);
((char*) key_buf) [key_buf_used++] = lead;
-#else
- key_buf_used += index_word_prefix ((char*)key_buf + key_buf_used,
- attrSet, attrUse, databaseName);
-#endif
while (*src)
- ((char*)key_buf) [key_buf_used++] = index_char_cvt (*src++);
+ ((char*)key_buf) [key_buf_used++] = *src++;
src++;
((char*)key_buf) [key_buf_used++] = '\0';
extractCtrl.readf = file_read;
extractCtrl.seekf = file_seek;
extractCtrl.endf = file_end;
+ extractCtrl.map_chrs_input = map_chrs_input;
+ extractCtrl.flagShowRecords = rGroup->flagShowRecords;
r = (*recType->extract)(&extractCtrl);
if (r)
projects / idzebra-moved-to-github.git / blobdiff