-/* $Id: zrpn.c,v 1.169 2005-02-25 10:08:44 adam Exp $
+/* $Id: zrpn.c,v 1.178 2005-04-25 21:40:34 adam Exp $
Copyright (C) 1995-2005
Index Data ApS
02111-1307, USA.
*/
-
#include <stdio.h>
#include <assert.h>
#ifdef WIN32
#include <charmap.h>
#include <rset.h>
-/* maximum number of terms in an and/or/phrase item */
-#define TERM_LIST_LENGTH_MAX 256
-
static const struct key_control it_ctrl =
{
sizeof(struct it_key),
#ifdef TERM_COUNT
int *term_no;
#endif
- ISAMC_P *isam_p_buf;
+ ISAM_P *isam_p_buf;
int isam_p_size;
int isam_p_indx;
ZebraHandle zh;
}
static void add_isam_p(const char *name, const char *info,
- struct grep_info *p)
+ struct grep_info *p)
{
if (!log_level_set)
{
}
if (p->isam_p_indx == p->isam_p_size)
{
- ISAMC_P *new_isam_p_buf;
+ ISAM_P *new_isam_p_buf;
#ifdef TERM_COUNT
int *new_term_no;
#endif
p->isam_p_size = 2*p->isam_p_size + 100;
- new_isam_p_buf = (ISAMC_P *) xmalloc(sizeof(*new_isam_p_buf) *
- p->isam_p_size);
+ new_isam_p_buf = (ISAM_P *) xmalloc(sizeof(*new_isam_p_buf) *
+ p->isam_p_size);
if (p->isam_p_buf)
{
memcpy(new_isam_p_buf, p->isam_p_buf,
}
static int term_pre(ZebraMaps zebra_maps, int reg_type, const char **src,
- const char *ct1, const char *ct2, int first)
+ const char *ct1, const char *ct2, int first)
{
const char *s1, *s0 = *src;
const char **map;
return *s0;
}
+
+static void esc_str(char *out_buf, int out_size,
+ const char *in_buf, int in_size)
+{
+ int k;
+
+ assert(out_buf);
+ assert(in_buf);
+ assert(out_size > 20);
+ *out_buf = '\0';
+ for (k = 0; k<in_size; k++)
+ {
+ int c = in_buf[k] & 0xff;
+ int pc;
+ if (c < 32 || c > 126)
+ pc = '?';
+ else
+ pc = c;
+ sprintf(out_buf +strlen(out_buf), "%02X:%c ", c, pc);
+ if (strlen(out_buf) > out_size-20)
+ {
+ strcat(out_buf, "..");
+ break;
+ }
+ }
+}
+
#define REGEX_CHARS " []()|.*+?!"
/* term_100: handle term, where trunc = none(no operators at all) */
static int term_100(ZebraMaps zebra_maps, int reg_type,
- const char **src, char *dst, int space_split,
- char *dst_term)
+ const char **src, char *dst, int space_split,
+ char *dst_term)
{
- const char *s0, *s1;
+ const char *s0;
const char **map;
int i = 0;
int j = 0;
s0 = *src;
while (*s0)
{
- s1 = s0;
- map = zebra_maps_input(zebra_maps, reg_type, &s0, strlen(s0), 0);
+ const char *s1 = s0;
+ int q_map_match = 0;
+ map = zebra_maps_search(zebra_maps, reg_type, &s0, strlen(s0),
+ &q_map_match);
if (space_split)
{
if (**map == *CHR_SPACE)
space_start = space_end = 0;
}
}
- /* add non-space char */
- while (s1 < s0)
- {
- if (strchr(REGEX_CHARS, *s1))
- dst[i++] = '\\';
- dst_term[j++] = *s1;
- dst[i++] = *s1++;
- }
+ /* add non-space char */
+ memcpy(dst_term+j, s1, s0 - s1);
+ j += (s0 - s1);
+ if (!q_map_match)
+ {
+ while (s1 < s0)
+ {
+ if (strchr(REGEX_CHARS, *s1))
+ dst[i++] = '\\';
+ dst[i++] = *s1++;
+ }
+ }
+ else
+ {
+ char tmpbuf[80];
+ esc_str(tmpbuf, sizeof(tmpbuf), map[0], strlen(map[0]));
+
+ strcpy(dst + i, map[0]);
+ i += strlen(map[0]);
+ }
}
dst[i] = '\0';
dst_term[j] = '\0';
/* term_101: handle term, where trunc = Process # */
static int term_101(ZebraMaps zebra_maps, int reg_type,
- const char **src, char *dst, int space_split,
- char *dst_term)
+ const char **src, char *dst, int space_split,
+ char *dst_term)
{
- const char *s0, *s1;
+ const char *s0;
const char **map;
int i = 0;
int j = 0;
}
else
{
- s1 = s0;
- map = zebra_maps_input(zebra_maps, reg_type, &s0, strlen(s0), 0);
+ const char *s1 = s0;
+ int q_map_match = 0;
+ map = zebra_maps_search(zebra_maps, reg_type, &s0, strlen(s0),
+ &q_map_match);
if (space_split && **map == *CHR_SPACE)
break;
- while (s1 < s0)
- {
- if (strchr(REGEX_CHARS, *s1))
- dst[i++] = '\\';
- dst_term[j++] = *s1;
- dst[i++] = *s1++;
- }
+
+ /* add non-space char */
+ memcpy(dst_term+j, s1, s0 - s1);
+ j += (s0 - s1);
+ if (!q_map_match)
+ {
+ while (s1 < s0)
+ {
+ if (strchr(REGEX_CHARS, *s1))
+ dst[i++] = '\\';
+ dst[i++] = *s1++;
+ }
+ }
+ else
+ {
+ char tmpbuf[80];
+ esc_str(tmpbuf, sizeof(tmpbuf), map[0], strlen(map[0]));
+
+ strcpy(dst + i, map[0]);
+ i += strlen(map[0]);
+ }
}
}
dst[i] = '\0';
/* term_103: handle term, where trunc = re-2 (regular expressions) */
static int term_103(ZebraMaps zebra_maps, int reg_type, const char **src,
- char *dst, int *errors, int space_split,
- char *dst_term)
+ char *dst, int *errors, int space_split,
+ char *dst_term)
{
int i = 0;
int j = 0;
- const char *s0, *s1;
+ const char *s0;
const char **map;
if (!term_pre(zebra_maps, reg_type, src, "^\\()[].*+?|", "(", !space_split))
}
else
{
- s1 = s0;
- map = zebra_maps_input(zebra_maps, reg_type, &s0, strlen(s0), 0);
- if (**map == *CHR_SPACE)
+ const char *s1 = s0;
+ int q_map_match = 0;
+ map = zebra_maps_search(zebra_maps, reg_type, &s0, strlen(s0),
+ &q_map_match);
+ if (space_split && **map == *CHR_SPACE)
break;
- while (s1 < s0)
- {
- if (strchr(REGEX_CHARS, *s1))
- dst[i++] = '\\';
- dst_term[j++] = *s1;
- dst[i++] = *s1++;
- }
+
+ /* add non-space char */
+ memcpy(dst_term+j, s1, s0 - s1);
+ j += (s0 - s1);
+ if (!q_map_match)
+ {
+ while (s1 < s0)
+ {
+ if (strchr(REGEX_CHARS, *s1))
+ dst[i++] = '\\';
+ dst[i++] = *s1++;
+ }
+ }
+ else
+ {
+ char tmpbuf[80];
+ esc_str(tmpbuf, sizeof(tmpbuf), map[0], strlen(map[0]));
+
+ strcpy(dst + i, map[0]);
+ i += strlen(map[0]);
+ }
}
}
dst[i] = '\0';
dst_term[j] = '\0';
*src = s0;
+
return i;
}
/* term_103: handle term, where trunc = re-1 (regular expressions) */
-static int term_102 (ZebraMaps zebra_maps, int reg_type, const char **src,
- char *dst, int space_split, char *dst_term)
+static int term_102(ZebraMaps zebra_maps, int reg_type, const char **src,
+ char *dst, int space_split, char *dst_term)
{
return term_103(zebra_maps, reg_type, src, dst, NULL, space_split,
- dst_term);
+ dst_term);
}
/* term_104: handle term, where trunc = Process # and ! */
static int term_104(ZebraMaps zebra_maps, int reg_type,
- const char **src, char *dst, int space_split,
- char *dst_term)
+ const char **src, char *dst, int space_split,
+ char *dst_term)
{
const char *s0, *s1;
const char **map;
}
/* term_105/106: handle term, where trunc = Process * and ! and right trunc */
-static int term_105 (ZebraMaps zebra_maps, int reg_type,
- const char **src, char *dst, int space_split,
- char *dst_term, int right_truncate)
+static int term_105(ZebraMaps zebra_maps, int reg_type,
+ const char **src, char *dst, int space_split,
+ char *dst_term, int right_truncate)
{
const char *s0, *s1;
const char **map;
* ([^a-].*|a[^b-].*|ab[^c-].*|abc)
*/
static int string_relation(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char **term_sub, char *term_dict,
- oid_value attributeSet,
- int reg_type, int space_split, char *term_dst)
+ const char **term_sub, char *term_dict,
+ oid_value attributeSet,
+ int reg_type, int space_split, char *term_dst,
+ int *error_code)
{
AttrType relation;
int relation_value;
attr_init(&relation, zapt, 2);
relation_value = attr_find(&relation, NULL);
+ *error_code = 0;
yaz_log(YLOG_DEBUG, "string relation value=%d", relation_value);
switch (relation_value)
{
case 1:
- if (!term_100 (zh->reg->zebra_maps, reg_type,
- term_sub, term_component,
- space_split, term_dst))
+ if (!term_100(zh->reg->zebra_maps, reg_type,
+ term_sub, term_component,
+ space_split, term_dst))
return 0;
yaz_log(log_level_rpn, "Relation <");
if (i)
*term_tmp++ = '|';
while (j < i)
- string_rel_add_char (&term_tmp, term_component, &j);
+ string_rel_add_char(&term_tmp, term_component, &j);
*term_tmp++ = '[';
*term_tmp++ = '^';
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
*term_tmp++ = '-';
*term_tmp++ = ']';
*term_tmp = '\0';
break;
case 2:
- if (!term_100 (zh->reg->zebra_maps, reg_type,
- term_sub, term_component,
- space_split, term_dst))
+ if (!term_100(zh->reg->zebra_maps, reg_type,
+ term_sub, term_component,
+ space_split, term_dst))
return 0;
yaz_log(log_level_rpn, "Relation <=");
int j = 0;
while (j < i)
- string_rel_add_char (&term_tmp, term_component, &j);
+ string_rel_add_char(&term_tmp, term_component, &j);
*term_tmp++ = '[';
*term_tmp++ = '^';
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
*term_tmp++ = '-';
*term_tmp++ = ']';
break;
}
for (i = 0; term_component[i]; )
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
*term_tmp++ = ')';
*term_tmp = '\0';
break;
int j = 0;
while (j < i)
- string_rel_add_char (&term_tmp, term_component, &j);
+ string_rel_add_char(&term_tmp, term_component, &j);
*term_tmp++ = '[';
*term_tmp++ = '^';
*term_tmp++ = '-';
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
*term_tmp++ = ']';
*term_tmp++ = '.';
break;
}
for (i = 0; term_component[i];)
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
*term_tmp++ = '.';
*term_tmp++ = '+';
*term_tmp++ = ')';
*term_tmp = '\0';
break;
case 4:
- if (!term_100 (zh->reg->zebra_maps, reg_type, term_sub,
- term_component, space_split, term_dst))
+ if (!term_100(zh->reg->zebra_maps, reg_type, term_sub,
+ term_component, space_split, term_dst))
return 0;
yaz_log(log_level_rpn, "Relation >=");
if (i)
*term_tmp++ = '|';
while (j < i)
- string_rel_add_char (&term_tmp, term_component, &j);
+ string_rel_add_char(&term_tmp, term_component, &j);
*term_tmp++ = '[';
if (term_component[i+1])
{
*term_tmp++ = '^';
*term_tmp++ = '-';
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
}
else
{
- string_rel_add_char (&term_tmp, term_component, &i);
+ string_rel_add_char(&term_tmp, term_component, &i);
*term_tmp++ = '-';
}
*term_tmp++ = ']';
*term_tmp = '\0';
break;
case 3:
- default:
+ case 102:
+ case -1:
yaz_log(log_level_rpn, "Relation =");
- if (!term_100 (zh->reg->zebra_maps, reg_type, term_sub,
- term_component, space_split, term_dst))
+ if (!term_100(zh->reg->zebra_maps, reg_type, term_sub,
+ term_component, space_split, term_dst))
return 0;
strcat(term_tmp, "(");
strcat(term_tmp, term_component);
strcat(term_tmp, ")");
+ break;
+ default:
+ *error_code = 117;
+ return 0;
}
return 1;
}
-static int string_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char **term_sub,
- oid_value attributeSet, NMEM stream,
- struct grep_info *grep_info,
- int reg_type, int complete_flag,
- int num_bases, char **basenames,
- char *term_dst, int xpath_use);
-
-static RSET term_trunc(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char **term_sub,
- oid_value attributeSet, NMEM stream,
- struct grep_info *grep_info,
- int reg_type, int complete_flag,
- int num_bases, char **basenames,
- char *term_dst,
- const char *rank_type, int xpath_use,
- NMEM rset_nmem)
+static ZEBRA_RES string_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ const char **term_sub,
+ oid_value attributeSet, NMEM stream,
+ struct grep_info *grep_info,
+ int reg_type, int complete_flag,
+ int num_bases, char **basenames,
+ char *term_dst, int xpath_use);
+
+static ZEBRA_RES term_trunc(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ const char **term_sub,
+ oid_value attributeSet, NMEM stream,
+ struct grep_info *grep_info,
+ int reg_type, int complete_flag,
+ int num_bases, char **basenames,
+ char *term_dst,
+ const char *rank_type, int xpath_use,
+ NMEM rset_nmem,
+ RSET *rset)
{
- int r;
+ ZEBRA_RES res;
+ *rset = 0;
grep_info->isam_p_indx = 0;
- r = string_term(zh, zapt, term_sub, attributeSet, stream, grep_info,
- reg_type, complete_flag, num_bases, basenames,
- term_dst, xpath_use);
- if (r < 1)
- return 0;
+ res = string_term(zh, zapt, term_sub, attributeSet, stream, grep_info,
+ reg_type, complete_flag, num_bases, basenames,
+ term_dst, xpath_use);
+ if (res != ZEBRA_OK)
+ return res;
+ if (!*term_sub) /* no more terms ? */
+ return res;
yaz_log(log_level_rpn, "term: %s", term_dst);
- return rset_trunc(zh, grep_info->isam_p_buf,
- grep_info->isam_p_indx, term_dst,
- strlen(term_dst), rank_type, 1 /* preserve pos */,
- zapt->term->which, rset_nmem,
- key_it_ctrl,key_it_ctrl->scope);
+ *rset = rset_trunc(zh, grep_info->isam_p_buf,
+ grep_info->isam_p_indx, term_dst,
+ strlen(term_dst), rank_type, 1 /* preserve pos */,
+ zapt->term->which, rset_nmem,
+ key_it_ctrl, key_it_ctrl->scope);
+ if (!*rset)
+ return ZEBRA_FAIL;
+ return ZEBRA_OK;
}
+
static char *nmem_strdup_i(NMEM nmem, int v)
{
char val_str[64];
- sprintf (val_str, "%d", v);
+ sprintf(val_str, "%d", v);
return nmem_strdup(nmem, val_str);
}
-static int string_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char **term_sub,
- oid_value attributeSet, NMEM stream,
- struct grep_info *grep_info,
- int reg_type, int complete_flag,
- int num_bases, char **basenames,
- char *term_dst, int xpath_use)
+static ZEBRA_RES string_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ const char **term_sub,
+ oid_value attributeSet, NMEM stream,
+ struct grep_info *grep_info,
+ int reg_type, int complete_flag,
+ int num_bases, char **basenames,
+ char *term_dst, int xpath_use)
{
char term_dict[2*IT_MAX_WORD+4000];
int j, r, base_no;
char *errString = 0; /* addinfo */
rpn_char_map_prepare (zh->reg, reg_type, &rcmi);
- attr_init (&use, zapt, 1);
- use_value = attr_find_ex (&use, &curAttributeSet, &use_string);
+ attr_init(&use, zapt, 1);
+ use_value = attr_find_ex(&use, &curAttributeSet, &use_string);
yaz_log(log_level_rpn, "string_term, use value %d", use_value);
- attr_init (&truncation, zapt, 5);
- truncation_value = attr_find (&truncation, NULL);
+ attr_init(&truncation, zapt, 5);
+ truncation_value = attr_find(&truncation, NULL);
yaz_log(log_level_rpn, "truncation value %d", truncation_value);
if (use_value == -1) /* no attribute - assumy "any" */
use_value = 1016;
for (base_no = 0; base_no < num_bases; base_no++)
{
+ int ord = -1;
int attr_ok = 0;
int regex_range = 0;
int init_pos = 0;
data1_local_attribute id_xpath_attr;
data1_local_attribute *local_attr;
int max_pos, prefix_len = 0;
+ int relation_error;
termp = *term_sub;
{
zh->errCode = 109; /* Database unavailable */
zh->errString = basenames[base_no];
- return -1;
+ return ZEBRA_FAIL;
}
if (xpath_use > 0 && use_value == -2)
{
- use_value = xpath_use;
+ /* xpath mode and we have a string attribute */
attp.local_attributes = &id_xpath_attr;
attp.attset_ordinal = VAL_IDXPATH;
id_xpath_attr.next = 0;
+
+ use_value = xpath_use; /* xpath_use as use-attribute now */
id_xpath_attr.local = use_value;
}
- else if (curAttributeSet == VAL_IDXPATH)
+ else if (curAttributeSet == VAL_IDXPATH && use_value >= 0)
{
+ /* X-Path attribute, use numeric value directly */
attp.local_attributes = &id_xpath_attr;
attp.attset_ordinal = VAL_IDXPATH;
id_xpath_attr.next = 0;
id_xpath_attr.local = use_value;
}
- else
+ else if (use_string &&
+ (ord = zebraExplain_lookup_attr_str(zh->reg->zei,
+ use_string)) >= 0)
+ {
+ /* we have a match for a raw string attribute */
+ char ord_buf[32];
+ int i, ord_len;
+
+ if (prefix_len)
+ term_dict[prefix_len++] = '|';
+ else
+ term_dict[prefix_len++] = '(';
+
+ ord_len = key_SU_encode (ord, ord_buf);
+ for (i = 0; i<ord_len; i++)
+ {
+ term_dict[prefix_len++] = 1;
+ term_dict[prefix_len++] = ord_buf[i];
+ }
+ attp.local_attributes = 0; /* no more attributes */
+ }
+ else
{
+ /* lookup in the .att files . Allow string as well */
if ((r = att_getentbyatt (zh, &attp, curAttributeSet, use_value,
- use_string)))
+ use_string)))
{
yaz_log(YLOG_DEBUG, "att_getentbyatt fail. set=%d use=%d r=%d",
- curAttributeSet, use_value, r);
+ curAttributeSet, use_value, r);
if (r == -1)
{
/* set was found, but value wasn't defined */
oid_ent_to_oid (&oident, oid);
errCode = 121;
- errString = nmem_strdup (stream, oident.desc);
+ errString = nmem_strdup(stream, oident.desc);
}
continue;
}
}
- for (local_attr = attp.local_attributes; local_attr;
- local_attr = local_attr->next)
- {
- int ord;
- char ord_buf[32];
- int i, ord_len;
-
- ord = zebraExplain_lookupSU (zh->reg->zei, attp.attset_ordinal,
- local_attr->local);
- if (ord < 0)
- continue;
- if (prefix_len)
- term_dict[prefix_len++] = '|';
- else
- term_dict[prefix_len++] = '(';
-
- ord_len = key_SU_encode (ord, ord_buf);
- for (i = 0; i<ord_len; i++)
- {
- term_dict[prefix_len++] = 1;
- term_dict[prefix_len++] = ord_buf[i];
- }
- }
- if (!prefix_len)
- {
-#if 1
- bases_ok++;
-#else
- errCode = 114;
- errString = nmem_strdup_i(stream, use_value);
- continue;
-#endif
- }
- else
+ for (local_attr = attp.local_attributes; local_attr;
+ local_attr = local_attr->next)
{
- bases_ok++; /* this has OK attributes */
- attr_ok = 1;
+ char ord_buf[32];
+ int i, ord_len;
+
+ ord = zebraExplain_lookup_attr_su(zh->reg->zei,
+ attp.attset_ordinal,
+ local_attr->local);
+ if (ord < 0)
+ continue;
+ if (prefix_len)
+ term_dict[prefix_len++] = '|';
+ else
+ term_dict[prefix_len++] = '(';
+
+ ord_len = key_SU_encode (ord, ord_buf);
+ for (i = 0; i<ord_len; i++)
+ {
+ term_dict[prefix_len++] = 1;
+ term_dict[prefix_len++] = ord_buf[i];
+ }
}
+ bases_ok++;
+ if (prefix_len)
+ attr_ok = 1;
term_dict[prefix_len++] = ')';
term_dict[prefix_len++] = 1;
case 100: /* do not truncate */
if (!string_relation (zh, zapt, &termp, term_dict,
attributeSet,
- reg_type, space_split, term_dst))
- return 0;
+ reg_type, space_split, term_dst,
+ &relation_error))
+ {
+ if (relation_error)
+ {
+ zh->errCode = relation_error;
+ return ZEBRA_FAIL;
+ }
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
break;
case 1: /* right truncation */
term_dict[j++] = '(';
if (!term_100(zh->reg->zebra_maps, reg_type,
&termp, term_dict + j, space_split, term_dst))
- return 0;
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ".*)");
break;
case 2: /* keft truncation */
term_dict[j++] = '('; term_dict[j++] = '.'; term_dict[j++] = '*';
if (!term_100(zh->reg->zebra_maps, reg_type,
&termp, term_dict + j, space_split, term_dst))
- return 0;
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
break;
case 3: /* left&right truncation */
term_dict[j++] = '('; term_dict[j++] = '.'; term_dict[j++] = '*';
if (!term_100(zh->reg->zebra_maps, reg_type,
&termp, term_dict + j, space_split, term_dst))
- return 0;
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ".*)");
break;
case 101: /* process # in term */
term_dict[j++] = '(';
if (!term_101(zh->reg->zebra_maps, reg_type,
&termp, term_dict + j, space_split, term_dst))
- return 0;
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
break;
case 102: /* Regexp-1 */
term_dict[j++] = '(';
if (!term_102(zh->reg->zebra_maps, reg_type,
&termp, term_dict + j, space_split, term_dst))
- return 0;
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
break;
case 103: /* Regexp-2 */
r = 1;
term_dict[j++] = '(';
init_pos = 2;
- if (!term_103 (zh->reg->zebra_maps, reg_type,
- &termp, term_dict + j, ®ex_range,
- space_split, term_dst))
- return 0;
+ if (!term_103(zh->reg->zebra_maps, reg_type,
+ &termp, term_dict + j, ®ex_range,
+ space_split, term_dst))
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
case 104: /* process # and ! in term */
term_dict[j++] = '(';
- if (!term_104 (zh->reg->zebra_maps, reg_type,
- &termp, term_dict + j, space_split, term_dst))
- return 0;
+ if (!term_104(zh->reg->zebra_maps, reg_type,
+ &termp, term_dict + j, space_split, term_dst))
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
break;
case 105: /* process * and ! in term */
term_dict[j++] = '(';
- if (!term_105 (zh->reg->zebra_maps, reg_type,
- &termp, term_dict + j, space_split, term_dst, 1))
- return 0;
+ if (!term_105(zh->reg->zebra_maps, reg_type,
+ &termp, term_dict + j, space_split, term_dst, 1))
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
break;
case 106: /* process * and ! in term */
term_dict[j++] = '(';
- if (!term_105 (zh->reg->zebra_maps, reg_type,
- &termp, term_dict + j, space_split, term_dst, 0))
- return 0;
+ if (!term_105(zh->reg->zebra_maps, reg_type,
+ &termp, term_dict + j, space_split, term_dst, 0))
+ {
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
strcat(term_dict, ")");
break;
default:
zh->errCode = 120;
zh->errString = nmem_strdup_i(stream, truncation_value);
- return -1;
+ return ZEBRA_FAIL;
}
if (attr_ok)
{
+ char buf[80];
+ const char *input = term_dict + prefix_len;
+ esc_str(buf, sizeof(buf), input, strlen(input));
+ }
+ if (attr_ok)
+ {
yaz_log(log_level_rpn, "dict_lookup_grep: %s", term_dict+prefix_len);
r = dict_lookup_grep(zh->reg->dict, term_dict, regex_range,
grep_info, &max_pos, init_pos,
{
zh->errCode = errCode;
zh->errString = errString;
- return -1;
+ return ZEBRA_FAIL;
}
*term_sub = termp;
yaz_log(YLOG_DEBUG, "%d positions", grep_info->isam_p_indx);
- return 1;
+ return ZEBRA_OK;
}
/* convert APT search term to UTF8 */
-static int zapt_term_to_utf8 (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- char *termz)
+static ZEBRA_RES zapt_term_to_utf8(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ char *termz)
{
size_t sizez;
Z_Term *term = zapt->term;
break;
default:
zh->errCode = 124;
- return -1;
+ return ZEBRA_FAIL;
}
- return 0;
+ return ZEBRA_OK;
}
/* convert APT SCAN term to internal cmap */
-static int trans_scan_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- char *termz, int reg_type)
+static ZEBRA_RES trans_scan_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ char *termz, int reg_type)
{
char termz0[IT_MAX_WORD];
- if (zapt_term_to_utf8(zh, zapt, termz0))
- return -1; /* error */
+ if (zapt_term_to_utf8(zh, zapt, termz0) == ZEBRA_FAIL)
+ return ZEBRA_FAIL; /* error */
else
{
const char **map;
while ((len = (cp_end - cp)) > 0)
{
- map = zebra_maps_input (zh->reg->zebra_maps, reg_type, &cp, len, 0);
+ map = zebra_maps_input(zh->reg->zebra_maps, reg_type, &cp, len, 0);
if (**map == *CHR_SPACE)
space_map = *map;
else
}
termz[i] = '\0';
}
- return 0;
+ return ZEBRA_OK;
}
char *normalize_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
int truncation_value;
char *ex_list = 0;
- attr_init (&truncation, zapt, 5);
- truncation_value = attr_find (&truncation, NULL);
+ attr_init(&truncation, zapt, 5);
+ truncation_value = attr_find(&truncation, NULL);
switch (truncation_value)
{
}
}
-static void grep_info_delete (struct grep_info *grep_info)
+static void grep_info_delete(struct grep_info *grep_info)
{
#ifdef TERM_COUNT
xfree(grep_info->term_no);
#endif
- xfree (grep_info->isam_p_buf);
+ xfree(grep_info->isam_p_buf);
}
-static int grep_info_prepare (ZebraHandle zh,
- Z_AttributesPlusTerm *zapt,
- struct grep_info *grep_info,
- int reg_type,
- NMEM stream)
+static int grep_info_prepare(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ struct grep_info *grep_info,
+ int reg_type,
+ NMEM stream)
{
AttrType termset;
int termset_value_numeric;
if (!zapt)
return 0;
- attr_init (&termset, zapt, 8);
+ attr_init(&termset, zapt, 8);
termset_value_numeric =
- attr_find_ex (&termset, NULL, &termset_value_string);
+ attr_find_ex(&termset, NULL, &termset_value_string);
if (termset_value_numeric != -1)
{
char resname[32];
if (termset_value_numeric != -2)
{
- sprintf (resname, "%d", termset_value_numeric);
+ sprintf(resname, "%d", termset_value_numeric);
termset_name = resname;
}
else
termset_name = termset_value_string;
yaz_log(log_level_rpn, "creating termset set %s", termset_name);
- grep_info->termset = resultSetAdd (zh, termset_name, 1);
+ grep_info->termset = resultSetAdd(zh, termset_name, 1);
if (!grep_info->termset)
{
zh->errCode = 128;
- zh->errString = nmem_strdup (stream, termset_name);
+ zh->errString = nmem_strdup(stream, termset_name);
return -1;
}
}
}
-static RSET rpn_search_APT_phrase (ZebraHandle zh,
- Z_AttributesPlusTerm *zapt,
- const char *termz_org,
- oid_value attributeSet,
- NMEM stream,
- int reg_type, int complete_flag,
- const char *rank_type, int xpath_use,
- int num_bases, char **basenames,
- NMEM rset_nmem)
+static ZEBRA_RES term_list_trunc(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ const char *termz_org,
+ oid_value attributeSet,
+ NMEM stream,
+ int reg_type, int complete_flag,
+ const char *rank_type, int xpath_use,
+ int num_bases, char **basenames,
+ NMEM rset_nmem,
+ RSET **result_sets, int *num_result_sets)
{
char term_dst[IT_MAX_WORD+1];
- RSET rset[TERM_LIST_LENGTH_MAX], result;
- size_t rset_no = 0;
struct grep_info grep_info;
char *termz = normalize_term(zh, zapt, termz_org, stream, reg_type);
const char *termp = termz;
+ int alloc_sets = 0;
+ *num_result_sets = 0;
*term_dst = 0;
- if (grep_info_prepare (zh, zapt, &grep_info, reg_type, stream))
- return 0;
- for (; rset_no < sizeof(rset)/sizeof(*rset); rset_no++)
+ if (grep_info_prepare(zh, zapt, &grep_info, reg_type, stream))
+ return ZEBRA_FAIL;
+ while(1)
{
- yaz_log(log_level_rpn, "APT_phrase termp=%s", termp);
- rset[rset_no] = term_trunc(zh, zapt, &termp, attributeSet,
- stream, &grep_info,
- reg_type, complete_flag,
- num_bases, basenames,
- term_dst, rank_type,
- xpath_use,rset_nmem);
- if (!rset[rset_no])
- break;
+ ZEBRA_RES res;
+
+ if (alloc_sets == *num_result_sets)
+ {
+ int add = 10;
+ RSET *rnew = (RSET *) nmem_malloc(stream, (alloc_sets+add) *
+ sizeof(*rnew));
+ if (alloc_sets)
+ memcpy(rnew, *result_sets, alloc_sets * sizeof(*rnew));
+ alloc_sets = alloc_sets + add;
+ *result_sets = rnew;
+ }
+ res = term_trunc(zh, zapt, &termp, attributeSet,
+ stream, &grep_info,
+ reg_type, complete_flag,
+ num_bases, basenames,
+ term_dst, rank_type,
+ xpath_use, rset_nmem,
+ &(*result_sets)[*num_result_sets]);
+ if (res != ZEBRA_OK)
+ {
+ int i;
+ for (i = 0; i < *num_result_sets; i++)
+ rset_delete((*result_sets)[i]);
+ grep_info_delete (&grep_info);
+ return res;
+ }
+ if ((*result_sets)[*num_result_sets] == 0)
+ break;
+ (*num_result_sets)++;
}
- grep_info_delete (&grep_info);
- if (rset_no == 0)
- return rsnull_create (rset_nmem,key_it_ctrl);
- else if (rset_no == 1)
- return (rset[0]);
- else
- result = rsprox_create( rset_nmem, key_it_ctrl, key_it_ctrl->scope,
- rset_no, rset,
- 1 /* ordered */, 0 /* exclusion */,
- 3 /* relation */, 1 /* distance */);
- return result;
+ grep_info_delete(&grep_info);
+ return ZEBRA_OK;
}
-static RSET rpn_search_APT_or_list (ZebraHandle zh,
- Z_AttributesPlusTerm *zapt,
- const char *termz_org,
- oid_value attributeSet,
- NMEM stream,
- int reg_type, int complete_flag,
- const char *rank_type,
- int xpath_use,
- int num_bases, char **basenames,
- NMEM rset_nmem)
+static ZEBRA_RES rpn_search_APT_phrase(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ const char *termz_org,
+ oid_value attributeSet,
+ NMEM stream,
+ int reg_type, int complete_flag,
+ const char *rank_type, int xpath_use,
+ int num_bases, char **basenames,
+ NMEM rset_nmem,
+ RSET *rset)
{
- char term_dst[IT_MAX_WORD+1];
- RSET rset[TERM_LIST_LENGTH_MAX];
- size_t rset_no = 0;
- struct grep_info grep_info;
- char *termz = normalize_term(zh, zapt, termz_org, stream, reg_type);
- const char *termp = termz;
-
- if (grep_info_prepare (zh, zapt, &grep_info, reg_type, stream))
- return 0;
- for (; rset_no < sizeof(rset)/sizeof(*rset); rset_no++)
- {
- yaz_log(log_level_rpn, "APT_or_list termp=%s", termp);
- rset[rset_no] = term_trunc(zh, zapt, &termp, attributeSet,
- stream, &grep_info,
- reg_type, complete_flag,
- num_bases, basenames,
- term_dst, rank_type,
- xpath_use,rset_nmem);
- if (!rset[rset_no])
- break;
- }
- grep_info_delete (&grep_info);
- if (rset_no == 0)
- return rsnull_create (rset_nmem,key_it_ctrl);
- return rsmulti_or_create(rset_nmem, key_it_ctrl,key_it_ctrl->scope,
- rset_no, rset);
+ RSET *result_sets = 0;
+ int num_result_sets = 0;
+ ZEBRA_RES res =
+ term_list_trunc(zh, zapt, termz_org, attributeSet,
+ stream, reg_type, complete_flag,
+ rank_type, xpath_use,
+ num_bases, basenames,
+ rset_nmem,
+ &result_sets, &num_result_sets);
+ if (res != ZEBRA_OK)
+ return res;
+ if (num_result_sets == 0)
+ *rset = rsnull_create (rset_nmem, key_it_ctrl);
+ else if (num_result_sets == 1)
+ *rset = result_sets[0];
+ else
+ *rset = rsprox_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
+ num_result_sets, result_sets,
+ 1 /* ordered */, 0 /* exclusion */,
+ 3 /* relation */, 1 /* distance */);
+ if (!*rset)
+ return ZEBRA_FAIL;
+ return ZEBRA_OK;
}
-static RSET rpn_search_APT_and_list (ZebraHandle zh,
- Z_AttributesPlusTerm *zapt,
- const char *termz_org,
- oid_value attributeSet,
- NMEM stream,
- int reg_type, int complete_flag,
- const char *rank_type,
- int xpath_use,
- int num_bases, char **basenames,
- NMEM rset_nmem)
+static ZEBRA_RES rpn_search_APT_or_list(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ const char *termz_org,
+ oid_value attributeSet,
+ NMEM stream,
+ int reg_type, int complete_flag,
+ const char *rank_type,
+ int xpath_use,
+ int num_bases, char **basenames,
+ NMEM rset_nmem,
+ RSET *rset)
{
- char term_dst[IT_MAX_WORD+1];
- RSET rset[TERM_LIST_LENGTH_MAX];
- size_t rset_no = 0;
- struct grep_info grep_info;
- char *termz = normalize_term(zh, zapt, termz_org, stream, reg_type);
- const char *termp = termz;
+ RSET *result_sets = 0;
+ int num_result_sets = 0;
+ ZEBRA_RES res =
+ term_list_trunc(zh, zapt, termz_org, attributeSet,
+ stream, reg_type, complete_flag,
+ rank_type, xpath_use,
+ num_bases, basenames,
+ rset_nmem,
+ &result_sets, &num_result_sets);
+ if (res != ZEBRA_OK)
+ return res;
+ if (num_result_sets == 0)
+ *rset = rsnull_create (rset_nmem, key_it_ctrl);
+ else if (num_result_sets == 1)
+ *rset = result_sets[0];
+ else
+ *rset = rsmulti_or_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
+ num_result_sets, result_sets);
+ if (!*rset)
+ return ZEBRA_FAIL;
+ return ZEBRA_OK;
+}
- if (grep_info_prepare (zh, zapt, &grep_info, reg_type, stream))
- return 0;
- for (; rset_no < sizeof(rset)/sizeof(*rset); rset_no++)
- {
- yaz_log(log_level_rpn, "APT_and_list termp=%s", termp);
- rset[rset_no] = term_trunc(zh, zapt, &termp, attributeSet,
- stream, &grep_info,
- reg_type, complete_flag,
- num_bases, basenames,
- term_dst, rank_type,
- xpath_use, rset_nmem);
- if (!rset[rset_no])
- break;
- }
- grep_info_delete (&grep_info);
- if (rset_no == 0)
- return rsnull_create(rset_nmem,key_it_ctrl);
-
- return rsmulti_and_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
- rset_no, rset);
+static ZEBRA_RES rpn_search_APT_and_list(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ const char *termz_org,
+ oid_value attributeSet,
+ NMEM stream,
+ int reg_type, int complete_flag,
+ const char *rank_type,
+ int xpath_use,
+ int num_bases, char **basenames,
+ NMEM rset_nmem,
+ RSET *rset)
+{
+ RSET *result_sets = 0;
+ int num_result_sets = 0;
+ ZEBRA_RES res =
+ term_list_trunc(zh, zapt, termz_org, attributeSet,
+ stream, reg_type, complete_flag,
+ rank_type, xpath_use,
+ num_bases, basenames,
+ rset_nmem,
+ &result_sets, &num_result_sets);
+ if (res != ZEBRA_OK)
+ return res;
+ if (num_result_sets == 0)
+ *rset = rsnull_create (rset_nmem, key_it_ctrl);
+ else if (num_result_sets == 1)
+ *rset = result_sets[0];
+ else
+ *rset = rsmulti_and_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
+ num_result_sets, result_sets);
+ if (!*rset)
+ return ZEBRA_FAIL;
+ return ZEBRA_OK;
}
-static int numeric_relation (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char **term_sub,
- char *term_dict,
- oid_value attributeSet,
- struct grep_info *grep_info,
- int *max_pos,
- int reg_type,
- char *term_dst)
+static int numeric_relation(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ const char **term_sub,
+ char *term_dict,
+ oid_value attributeSet,
+ struct grep_info *grep_info,
+ int *max_pos,
+ int reg_type,
+ char *term_dst,
+ int *error_code)
{
AttrType relation;
int relation_value;
int r;
char *term_tmp = term_dict + strlen(term_dict);
- attr_init (&relation, zapt, 2);
- relation_value = attr_find (&relation, NULL);
+ *error_code = 0;
+ attr_init(&relation, zapt, 2);
+ relation_value = attr_find(&relation, NULL);
yaz_log(log_level_rpn, "numeric relation value=%d", relation_value);
- if (!term_100 (zh->reg->zebra_maps, reg_type, term_sub, term_tmp, 1,
- term_dst))
+ if (!term_100(zh->reg->zebra_maps, reg_type, term_sub, term_tmp, 1,
+ term_dst))
return 0;
term_value = atoi (term_tmp);
switch (relation_value)
{
case 1:
yaz_log(log_level_rpn, "Relation <");
- gen_regular_rel (term_tmp, term_value-1, 1);
+ gen_regular_rel(term_tmp, term_value-1, 1);
break;
case 2:
yaz_log(log_level_rpn, "Relation <=");
- gen_regular_rel (term_tmp, term_value, 1);
+ gen_regular_rel(term_tmp, term_value, 1);
break;
case 4:
yaz_log(log_level_rpn, "Relation >=");
- gen_regular_rel (term_tmp, term_value, 0);
+ gen_regular_rel(term_tmp, term_value, 0);
break;
case 5:
yaz_log(log_level_rpn, "Relation >");
- gen_regular_rel (term_tmp, term_value+1, 0);
+ gen_regular_rel(term_tmp, term_value+1, 0);
break;
+ case -1:
case 3:
- default:
yaz_log(log_level_rpn, "Relation =");
- sprintf (term_tmp, "(0*%d)", term_value);
+ sprintf(term_tmp, "(0*%d)", term_value);
+ break;
+ default:
+ *error_code = 117;
+ return 0;
}
yaz_log(log_level_rpn, "dict_lookup_grep: %s", term_tmp);
r = dict_lookup_grep(zh->reg->dict, term_dict, 0, grep_info, max_pos,
return 1;
}
-static int numeric_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char **term_sub,
- oid_value attributeSet, struct grep_info *grep_info,
- int reg_type, int complete_flag,
- int num_bases, char **basenames,
- char *term_dst, int xpath_use, NMEM stream)
+static ZEBRA_RES numeric_term(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ const char **term_sub,
+ oid_value attributeSet,
+ struct grep_info *grep_info,
+ int reg_type, int complete_flag,
+ int num_bases, char **basenames,
+ char *term_dst, int xpath_use, NMEM stream)
{
char term_dict[2*IT_MAX_WORD+2];
int r, base_no;
char *errString = 0; /* addinfo */
rpn_char_map_prepare (zh->reg, reg_type, &rcmi);
- attr_init (&use, zapt, 1);
- use_value = attr_find_ex (&use, &curAttributeSet, &use_string);
+ attr_init(&use, zapt, 1);
+ use_value = attr_find_ex(&use, &curAttributeSet, &use_string);
if (use_value == -1)
use_value = 1016;
data1_local_attribute id_xpath_attr;
data1_local_attribute *local_attr;
int max_pos, prefix_len = 0;
+ int relation_error = 0;
termp = *term_sub;
if (use_value == -2) /* string attribute (assume IDXPATH/any) */
curAttributeSet, use_value, r);
if (r == -1)
{
- errString = nmem_strdup_i(stream, use_value);
errCode = 114;
+ if (use_string)
+ errString = nmem_strdup(stream, use_string);
+ else
+ errString = nmem_strdup_i (stream, use_value);
}
else
errCode = 121;
char ord_buf[32];
int i, ord_len;
- ord = zebraExplain_lookupSU (zh->reg->zei, attp.attset_ordinal,
- local_attr->local);
+ ord = zebraExplain_lookup_attr_su(zh->reg->zei,
+ attp.attset_ordinal,
+ local_attr->local);
if (ord < 0)
continue;
if (prefix_len)
term_dict[prefix_len++] = reg_type;
yaz_log(YLOG_DEBUG, "reg_type = %d", term_dict[prefix_len-1]);
term_dict[prefix_len] = '\0';
- if (!numeric_relation (zh, zapt, &termp, term_dict,
- attributeSet, grep_info, &max_pos, reg_type,
- term_dst))
- return 0;
+ if (!numeric_relation(zh, zapt, &termp, term_dict,
+ attributeSet, grep_info, &max_pos, reg_type,
+ term_dst, &relation_error))
+ {
+ if (relation_error)
+ {
+ zh->errCode = relation_error;
+ zh->errString = 0;
+ return ZEBRA_FAIL;
+ }
+ *term_sub = 0;
+ return ZEBRA_OK;
+ }
}
if (!bases_ok)
{
zh->errCode = errCode;
zh->errString = errString;
- return -1;
+ return ZEBRA_FAIL;
}
*term_sub = termp;
yaz_log(YLOG_DEBUG, "%d positions", grep_info->isam_p_indx);
- return 1;
+ return ZEBRA_OK;
}
-static RSET rpn_search_APT_numeric (ZebraHandle zh,
- Z_AttributesPlusTerm *zapt,
- const char *termz,
- oid_value attributeSet,
- NMEM stream,
- int reg_type, int complete_flag,
- const char *rank_type, int xpath_use,
- int num_bases, char **basenames,
- NMEM rset_nmem)
+static ZEBRA_RES rpn_search_APT_numeric(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ const char *termz,
+ oid_value attributeSet,
+ NMEM stream,
+ int reg_type, int complete_flag,
+ const char *rank_type, int xpath_use,
+ int num_bases, char **basenames,
+ NMEM rset_nmem,
+ RSET *rset)
{
char term_dst[IT_MAX_WORD+1];
const char *termp = termz;
- RSET rset[TERM_LIST_LENGTH_MAX];
- int r;
- size_t rset_no = 0;
+ RSET *result_sets = 0;
+ int num_result_sets = 0;
+ ZEBRA_RES res;
struct grep_info grep_info;
+ int alloc_sets = 0;
- yaz_log(log_level_rpn, "APT_numeric t='%s'",termz);
- if (grep_info_prepare (zh, zapt, &grep_info, reg_type, stream))
- return 0;
- for (; rset_no < sizeof(rset)/sizeof(*rset); rset_no++)
+ yaz_log(log_level_rpn, "APT_numeric t='%s'", termz);
+ if (grep_info_prepare(zh, zapt, &grep_info, reg_type, stream))
+ return ZEBRA_FAIL;
+ while (1)
{
+ if (alloc_sets == num_result_sets)
+ {
+ int add = 10;
+ RSET *rnew = (RSET *) nmem_malloc(stream, (alloc_sets+add) *
+ sizeof(*rnew));
+ if (alloc_sets)
+ memcpy(rnew, result_sets, alloc_sets * sizeof(*rnew));
+ alloc_sets = alloc_sets + add;
+ result_sets = rnew;
+ }
yaz_log(YLOG_DEBUG, "APT_numeric termp=%s", termp);
grep_info.isam_p_indx = 0;
- r = numeric_term(zh, zapt, &termp, attributeSet, &grep_info,
- reg_type, complete_flag, num_bases, basenames,
- term_dst, xpath_use,
- stream);
- if (r < 1)
- break;
+ res = numeric_term(zh, zapt, &termp, attributeSet, &grep_info,
+ reg_type, complete_flag, num_bases, basenames,
+ term_dst, xpath_use,
+ stream);
+ if (res == ZEBRA_FAIL || termp == 0)
+ break;
yaz_log(YLOG_DEBUG, "term: %s", term_dst);
- rset[rset_no] = rset_trunc(zh, grep_info.isam_p_buf,
- grep_info.isam_p_indx, term_dst,
- strlen(term_dst), rank_type,
- 0 /* preserve position */,
- zapt->term->which, rset_nmem,
- key_it_ctrl,key_it_ctrl->scope);
- if (!rset[rset_no])
+ result_sets[num_result_sets] =
+ rset_trunc(zh, grep_info.isam_p_buf,
+ grep_info.isam_p_indx, term_dst,
+ strlen(term_dst), rank_type,
+ 0 /* preserve position */,
+ zapt->term->which, rset_nmem,
+ key_it_ctrl,key_it_ctrl->scope);
+ if (!result_sets[num_result_sets])
break;
+ num_result_sets++;
}
- grep_info_delete (&grep_info);
- if (rset_no == 0)
- return rsnull_create(rset_nmem,key_it_ctrl);
- if (rset_no == 1)
- return rset[0];
- return rsmulti_and_create(rset_nmem,key_it_ctrl,key_it_ctrl->scope,
- rset_no, rset);
+ grep_info_delete(&grep_info);
+ if (termp)
+ {
+ int i;
+ for (i = 0; i<num_result_sets; i++)
+ rset_delete(result_sets[i]);
+ return ZEBRA_FAIL;
+ }
+ if (num_result_sets == 0)
+ *rset = rsnull_create(rset_nmem, key_it_ctrl);
+ if (num_result_sets == 1)
+ *rset = result_sets[0];
+ else
+ *rset = rsmulti_and_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
+ num_result_sets, result_sets);
+ if (!*rset)
+ return ZEBRA_FAIL;
+ return ZEBRA_OK;
}
-static RSET rpn_search_APT_local (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- const char *termz,
- oid_value attributeSet,
- NMEM stream,
- const char *rank_type, NMEM rset_nmem)
+static ZEBRA_RES rpn_search_APT_local(ZebraHandle zh,
+ Z_AttributesPlusTerm *zapt,
+ const char *termz,
+ oid_value attributeSet,
+ NMEM stream,
+ const char *rank_type, NMEM rset_nmem,
+ RSET *rset)
{
- RSET result;
RSFD rsfd;
struct it_key key;
int sys;
- result = rstemp_create( rset_nmem,key_it_ctrl,key_it_ctrl->scope,
- res_get (zh->res, "setTmpDir"),0 );
- rsfd = rset_open (result, RSETF_WRITE);
-
+ *rset = rstemp_create(rset_nmem,key_it_ctrl,key_it_ctrl->scope,
+ res_get (zh->res, "setTmpDir"),0 );
+ rsfd = rset_open(*rset, RSETF_WRITE);
+
sys = atoi(termz);
if (sys <= 0)
sys = 1;
key.len = 2;
rset_write (rsfd, &key);
rset_close (rsfd);
- return result;
+ return ZEBRA_OK;
}
-static RSET rpn_sort_spec (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- oid_value attributeSet, NMEM stream,
- Z_SortKeySpecList *sort_sequence,
- const char *rank_type)
+static ZEBRA_RES rpn_sort_spec(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ oid_value attributeSet, NMEM stream,
+ Z_SortKeySpecList *sort_sequence,
+ const char *rank_type,
+ RSET *rset)
{
int i;
int sort_relation_value;
oident oe;
char termz[20];
- attr_init (&sort_relation_type, zapt, 7);
- sort_relation_value = attr_find (&sort_relation_type, &attributeSet);
+ attr_init(&sort_relation_type, zapt, 7);
+ sort_relation_value = attr_find(&sort_relation_type, &attributeSet);
- attr_init (&use_type, zapt, 1);
- use_value = attr_find (&use_type, &attributeSet);
+ attr_init(&use_type, zapt, 1);
+ use_value = attr_find(&use_type, &attributeSet);
if (!sort_sequence->specs)
{
zapt->term->u.general->len);
if (i >= sort_sequence->num_specs)
i = 0;
- sprintf (termz, "%d", i);
+ sprintf(termz, "%d", i);
oe.proto = PROTO_Z3950;
oe.oclass = CLASS_ATTSET;
oe.value = attributeSet;
if (!oid_ent_to_oid (&oe, oid))
- return 0;
+ return ZEBRA_FAIL;
sks = (Z_SortKeySpec *) nmem_malloc(stream, sizeof(*sks));
sks->sortElement = (Z_SortElement *)
sks->which = Z_SortKeySpec_null;
sks->u.null = odr_nullval ();
sort_sequence->specs[i] = sks;
- return rsnull_create (NULL,key_it_ctrl);
- /* FIXME - nmem?? */
+ *rset = rsnull_create (NULL, key_it_ctrl);
+ return ZEBRA_OK;
}
AttrType use;
const char *use_string = 0;
- attr_init (&use, zapt, 1);
- attr_find_ex (&use, &curAttributeSet, &use_string);
+ attr_init(&use, zapt, 1);
+ attr_find_ex(&use, &curAttributeSet, &use_string);
if (!use_string || *use_string != '/')
return -1;
char term_dict[2048];
char ord_buf[32];
int prefix_len = 0;
- int ord = zebraExplain_lookupSU (zh->reg->zei, curAttributeSet, use);
+ int ord = zebraExplain_lookup_attr_su(zh->reg->zei, curAttributeSet, use);
int ord_len, i, r, max_pos;
int term_type = Z_Term_characterString;
const char *flags = "void";
- if (grep_info_prepare (zh, 0 /* zapt */, &grep_info, '0', stream))
+ if (grep_info_prepare(zh, 0 /* zapt */, &grep_info, '0', stream))
return rsnull_create (rset_nmem,key_it_ctrl);
-
+
if (ord < 0)
return rsnull_create (rset_nmem,key_it_ctrl);
if (prefix_len)
grep_info.isam_p_indx = 0;
r = dict_lookup_grep(zh->reg->dict, term_dict, 0,
&grep_info, &max_pos, 0, grep_handle);
- yaz_log (YLOG_LOG, "%s %d positions", term,
+ yaz_log(YLOG_DEBUG, "%s %d positions", term,
grep_info.isam_p_indx);
rset = rset_trunc(zh, grep_info.isam_p_buf,
- grep_info.isam_p_indx, term, strlen(term),
- flags, 1, term_type,rset_nmem,
- key_it_ctrl, key_it_ctrl->scope);
- grep_info_delete (&grep_info);
+ grep_info.isam_p_indx, term, strlen(term),
+ flags, 1, term_type,rset_nmem,
+ key_it_ctrl, key_it_ctrl->scope);
+ grep_info_delete(&grep_info);
return rset;
}
-static RSET rpn_search_xpath (ZebraHandle zh,
- oid_value attributeSet,
- int num_bases, char **basenames,
- NMEM stream, const char *rank_type, RSET rset,
- int xpath_len, struct xpath_location_step *xpath,
- NMEM rset_nmem)
+static RSET rpn_search_xpath(ZebraHandle zh,
+ oid_value attributeSet,
+ int num_bases, char **basenames,
+ NMEM stream, const char *rank_type, RSET rset,
+ int xpath_len, struct xpath_location_step *xpath,
+ NMEM rset_nmem)
{
oid_value curAttributeSet = attributeSet;
int base_no;
if (xpath_len < 0)
return rset;
- yaz_log (YLOG_DEBUG, "xpath len=%d", xpath_len);
+ yaz_log(YLOG_DEBUG, "xpath len=%d", xpath_len);
for (i = 0; i<xpath_len; i++)
{
- yaz_log (log_level_rpn, "XPATH %d %s", i, xpath[i].part);
+ yaz_log(log_level_rpn, "XPATH %d %s", i, xpath[i].part);
}
if (!first_path)
continue;
}
- yaz_log (log_level_rpn, "xpath_rev (%d) = %s", level, xpath_rev);
+ yaz_log(log_level_rpn, "xpath_rev (%d) = %s", level, xpath_rev);
if (strlen(xpath_rev))
{
rset_start_tag = xpath_trunc(zh, stream, '0',
-static RSET rpn_search_APT (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
- oid_value attributeSet, NMEM stream,
- Z_SortKeySpecList *sort_sequence,
- int num_bases, char **basenames,
- NMEM rset_nmem)
+static ZEBRA_RES rpn_search_APT(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ oid_value attributeSet, NMEM stream,
+ Z_SortKeySpecList *sort_sequence,
+ int num_bases, char **basenames,
+ NMEM rset_nmem,
+ RSET *rset)
{
+ ZEBRA_RES res = ZEBRA_OK;
unsigned reg_id;
char *search_type = NULL;
char rank_type[128];
int complete_flag;
int sort_flag;
char termz[IT_MAX_WORD+1];
- RSET rset = 0;
int xpath_len;
int xpath_use = 0;
struct xpath_location_step xpath[10];
log_level_rpn = yaz_log_module_level("rpn");
log_level_set = 1;
}
- zebra_maps_attr (zh->reg->zebra_maps, zapt, ®_id, &search_type,
- rank_type, &complete_flag, &sort_flag);
+ zebra_maps_attr(zh->reg->zebra_maps, zapt, ®_id, &search_type,
+ rank_type, &complete_flag, &sort_flag);
yaz_log(YLOG_DEBUG, "reg_id=%c", reg_id);
yaz_log(YLOG_DEBUG, "complete_flag=%d", complete_flag);
yaz_log(YLOG_DEBUG, "search_type=%s", search_type);
yaz_log(YLOG_DEBUG, "rank_type=%s", rank_type);
- if (zapt_term_to_utf8(zh, zapt, termz))
- return 0;
+ if (zapt_term_to_utf8(zh, zapt, termz) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
if (sort_flag)
- return rpn_sort_spec (zh, zapt, attributeSet, stream, sort_sequence,
- rank_type);
+ return rpn_sort_spec(zh, zapt, attributeSet, stream, sort_sequence,
+ rank_type, rset);
xpath_len = parse_xpath(zh, zapt, attributeSet, xpath, 10, stream);
if (xpath_len >= 0)
{
xpath_use = 1015;
}
- if (!strcmp (search_type, "phrase"))
+ if (!strcmp(search_type, "phrase"))
{
- rset = rpn_search_APT_phrase (zh, zapt, termz, attributeSet, stream,
- reg_id, complete_flag, rank_type,
- xpath_use,
- num_bases, basenames, rset_nmem);
+ res = rpn_search_APT_phrase(zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ xpath_use,
+ num_bases, basenames, rset_nmem,
+ rset);
}
- else if (!strcmp (search_type, "and-list"))
+ else if (!strcmp(search_type, "and-list"))
{
- rset = rpn_search_APT_and_list (zh, zapt, termz, attributeSet, stream,
- reg_id, complete_flag, rank_type,
- xpath_use,
- num_bases, basenames, rset_nmem);
+ res = rpn_search_APT_and_list(zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ xpath_use,
+ num_bases, basenames, rset_nmem,
+ rset);
}
- else if (!strcmp (search_type, "or-list"))
+ else if (!strcmp(search_type, "or-list"))
{
- rset = rpn_search_APT_or_list (zh, zapt, termz, attributeSet, stream,
- reg_id, complete_flag, rank_type,
- xpath_use,
- num_bases, basenames, rset_nmem);
+ res = rpn_search_APT_or_list(zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ xpath_use,
+ num_bases, basenames, rset_nmem,
+ rset);
}
- else if (!strcmp (search_type, "local"))
+ else if (!strcmp(search_type, "local"))
{
- rset = rpn_search_APT_local (zh, zapt, termz, attributeSet, stream,
- rank_type, rset_nmem);
+ res = rpn_search_APT_local(zh, zapt, termz, attributeSet, stream,
+ rank_type, rset_nmem, rset);
}
- else if (!strcmp (search_type, "numeric"))
+ else if (!strcmp(search_type, "numeric"))
{
- rset = rpn_search_APT_numeric (zh, zapt, termz, attributeSet, stream,
- reg_id, complete_flag, rank_type,
- xpath_use,
- num_bases, basenames, rset_nmem);
- }
- else if (!strcmp (search_type, "always"))
- {
- rset = 0;
+ res = rpn_search_APT_numeric(zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ xpath_use,
+ num_bases, basenames, rset_nmem, rset);
}
else
+ {
zh->errCode = 118;
- return rpn_search_xpath (zh, attributeSet, num_bases, basenames,
- stream, rank_type, rset,
- xpath_len, xpath, rset_nmem);
+ return ZEBRA_FAIL;
+ }
+ if (res != ZEBRA_OK)
+ return res;
+ if (!*rset)
+ return ZEBRA_FAIL;
+ *rset = rpn_search_xpath(zh, attributeSet, num_bases, basenames,
+ stream, rank_type, *rset,
+ xpath_len, xpath, rset_nmem);
+ if (!*rset)
+ return ZEBRA_FAIL;
+ return ZEBRA_OK;
}
-static RSET rpn_search_structure (ZebraHandle zh, Z_RPNStructure *zs,
- oid_value attributeSet,
- NMEM stream, NMEM rset_nmem,
- Z_SortKeySpecList *sort_sequence,
- int num_bases, char **basenames)
+static ZEBRA_RES rpn_search_structure(ZebraHandle zh, Z_RPNStructure *zs,
+ oid_value attributeSet,
+ NMEM stream, NMEM rset_nmem,
+ Z_SortKeySpecList *sort_sequence,
+ int num_bases, char **basenames,
+ RSET **result_sets, int *num_result_sets,
+ Z_Operator *parent_op);
+
+ZEBRA_RES rpn_search_top(ZebraHandle zh, Z_RPNStructure *zs,
+ oid_value attributeSet,
+ NMEM stream, NMEM rset_nmem,
+ Z_SortKeySpecList *sort_sequence,
+ int num_bases, char **basenames,
+ RSET *result_set)
{
- RSET r = NULL;
+ RSET *result_sets = 0;
+ int num_result_sets = 0;
+ ZEBRA_RES res = rpn_search_structure(zh, zs, attributeSet,
+ stream, rset_nmem,
+ sort_sequence,
+ num_bases, basenames,
+ &result_sets, &num_result_sets,
+ 0 /* no op */);
+ if (res != ZEBRA_OK)
+ {
+ int i;
+ for (i = 0; i<num_result_sets; i++)
+ rset_delete(result_sets[i]);
+ *result_set = 0;
+ return res;
+ }
+ assert(num_result_sets == 1);
+ assert(result_sets);
+ assert(*result_sets);
+ *result_set = *result_sets;
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES rpn_search_structure(ZebraHandle zh, Z_RPNStructure *zs,
+ oid_value attributeSet,
+ NMEM stream, NMEM rset_nmem,
+ Z_SortKeySpecList *sort_sequence,
+ int num_bases, char **basenames,
+ RSET **result_sets, int *num_result_sets,
+ Z_Operator *parent_op)
+{
+ *num_result_sets = 0;
if (zs->which == Z_RPNStructure_complex)
{
+ ZEBRA_RES res;
Z_Operator *zop = zs->u.complex->roperator;
- RSET rsets[2]; /* l and r argument */
-
- rsets[0]=rpn_search_structure (zh, zs->u.complex->s1,
- attributeSet, stream, rset_nmem,
- sort_sequence,
- num_bases, basenames);
- if (rsets[0] == NULL)
- return NULL;
- rsets[1]=rpn_search_structure (zh, zs->u.complex->s2,
- attributeSet, stream, rset_nmem,
- sort_sequence,
- num_bases, basenames);
- if (rsets[1] == NULL)
- {
- rset_delete (rsets[0]);
- return NULL;
- }
+ RSET *result_sets_l = 0;
+ int num_result_sets_l = 0;
+ RSET *result_sets_r = 0;
+ int num_result_sets_r = 0;
+
+ res = rpn_search_structure(zh, zs->u.complex->s1,
+ attributeSet, stream, rset_nmem,
+ sort_sequence,
+ num_bases, basenames,
+ &result_sets_l, &num_result_sets_l,
+ zop);
+ if (res != ZEBRA_OK)
+ {
+ int i;
+ for (i = 0; i<num_result_sets_l; i++)
+ rset_delete(result_sets_l[i]);
+ return res;
+ }
+ res = rpn_search_structure(zh, zs->u.complex->s2,
+ attributeSet, stream, rset_nmem,
+ sort_sequence,
+ num_bases, basenames,
+ &result_sets_r, &num_result_sets_r,
+ zop);
+ if (res != ZEBRA_OK)
+ {
+ int i;
+ for (i = 0; i<num_result_sets_l; i++)
+ rset_delete(result_sets_l[i]);
+ for (i = 0; i<num_result_sets_r; i++)
+ rset_delete(result_sets_r[i]);
+ return res;
+ }
- switch (zop->which)
- {
- case Z_Operator_and:
- r = rsmulti_and_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
- 2, rsets);
- break;
- case Z_Operator_or:
- r = rsmulti_or_create(rset_nmem, key_it_ctrl, key_it_ctrl->scope,
- 2, rsets);
- break;
- case Z_Operator_and_not:
- r = rsbool_create_not(rset_nmem,key_it_ctrl, key_it_ctrl->scope,
- rsets[0],rsets[1]);
- break;
- case Z_Operator_prox:
- if (zop->u.prox->which != Z_ProximityOperator_known)
- {
- zh->errCode = 132;
- return NULL;
- }
- if (*zop->u.prox->u.known != Z_ProxUnit_word)
- {
- char *val = (char *) nmem_malloc(stream, 16);
- zh->errCode = 132;
- zh->errString = val;
- sprintf (val, "%d", *zop->u.prox->u.known);
- return NULL;
- }
- else
- {
- /* new / old prox */
- r = rsprox_create(rset_nmem,key_it_ctrl,key_it_ctrl->scope,
- 2, rsets,
- *zop->u.prox->ordered,
- (!zop->u.prox->exclusion ?
- 0 : *zop->u.prox->exclusion),
- *zop->u.prox->relationType,
- *zop->u.prox->distance );
- }
- break;
- default:
- zh->errCode = 110;
- return NULL;
- }
+ /* make a new list of result for all children */
+ *num_result_sets = num_result_sets_l + num_result_sets_r;
+ *result_sets = nmem_malloc(stream, *num_result_sets *
+ sizeof(**result_sets));
+ memcpy(*result_sets, result_sets_l,
+ num_result_sets_l * sizeof(**result_sets));
+ memcpy(*result_sets + num_result_sets_l, result_sets_r,
+ num_result_sets_r * sizeof(**result_sets));
+
+ if (!parent_op || parent_op->which != zop->which
+ || (zop->which != Z_Operator_and &&
+ zop->which != Z_Operator_or))
+ {
+ /* parent node different from this one (or non-present) */
+ /* we must combine result sets now */
+ RSET rset;
+ switch (zop->which)
+ {
+ case Z_Operator_and:
+ rset = rsmulti_and_create(rset_nmem, key_it_ctrl,
+ key_it_ctrl->scope,
+ *num_result_sets, *result_sets);
+ break;
+ case Z_Operator_or:
+ rset = rsmulti_or_create(rset_nmem, key_it_ctrl,
+ key_it_ctrl->scope,
+ *num_result_sets, *result_sets);
+ break;
+ case Z_Operator_and_not:
+ rset = rsbool_create_not(rset_nmem, key_it_ctrl,
+ key_it_ctrl->scope,
+ (*result_sets)[0],
+ (*result_sets)[1]);
+ break;
+ case Z_Operator_prox:
+ if (zop->u.prox->which != Z_ProximityOperator_known)
+ {
+ zh->errCode = 132;
+ return ZEBRA_FAIL;
+ }
+ if (*zop->u.prox->u.known != Z_ProxUnit_word)
+ {
+ char *val = (char *) nmem_malloc(stream, 16);
+ zh->errCode = 132;
+ zh->errString = val;
+ sprintf(val, "%d", *zop->u.prox->u.known);
+ return ZEBRA_FAIL;
+ }
+ else
+ {
+ rset = rsprox_create(rset_nmem, key_it_ctrl,
+ key_it_ctrl->scope,
+ *num_result_sets, *result_sets,
+ *zop->u.prox->ordered,
+ (!zop->u.prox->exclusion ?
+ 0 : *zop->u.prox->exclusion),
+ *zop->u.prox->relationType,
+ *zop->u.prox->distance );
+ }
+ break;
+ default:
+ zh->errCode = 110;
+ return ZEBRA_FAIL;
+ }
+ *num_result_sets = 1;
+ *result_sets = nmem_malloc(stream, *num_result_sets *
+ sizeof(**result_sets));
+ (*result_sets)[0] = rset;
+ }
}
else if (zs->which == Z_RPNStructure_simple)
{
+ RSET rset;
+ ZEBRA_RES res;
+
if (zs->u.simple->which == Z_Operand_APT)
{
yaz_log(YLOG_DEBUG, "rpn_search_APT");
- r = rpn_search_APT (zh, zs->u.simple->u.attributesPlusTerm,
- attributeSet, stream, sort_sequence,
- num_bases, basenames,rset_nmem);
+ res = rpn_search_APT(zh, zs->u.simple->u.attributesPlusTerm,
+ attributeSet, stream, sort_sequence,
+ num_bases, basenames, rset_nmem, &rset);
+ if (res != ZEBRA_OK)
+ return res;
}
else if (zs->u.simple->which == Z_Operand_resultSetId)
{
yaz_log(YLOG_DEBUG, "rpn_search_ref");
- r = resultSetRef (zh, zs->u.simple->u.resultSetId);
- if (!r)
+ rset = resultSetRef(zh, zs->u.simple->u.resultSetId);
+ if (!rset)
{
- r = rsnull_create (rset_nmem,key_it_ctrl);
zh->errCode = 30;
zh->errString =
- nmem_strdup (stream, zs->u.simple->u.resultSetId);
- return 0;
+ nmem_strdup(stream, zs->u.simple->u.resultSetId);
+ return ZEBRA_FAIL;
}
- else
- rset_dup(r);
+ rset_dup(rset);
}
else
{
zh->errCode = 3;
- return 0;
+ return ZEBRA_FAIL;
}
+ *num_result_sets = 1;
+ *result_sets = nmem_malloc(stream, *num_result_sets *
+ sizeof(**result_sets));
+ (*result_sets)[0] = rset;
}
else
{
zh->errCode = 3;
- return 0;
+ return ZEBRA_FAIL;
}
- return r;
-}
-
-
-RSET rpn_search(ZebraHandle zh, NMEM nmem, NMEM rset_nmem,
- Z_RPNQuery *rpn, int num_bases, char **basenames,
- const char *setname,
- ZebraSet sset)
-{
- RSET rset;
- oident *attrset;
- oid_value attributeSet;
- Z_SortKeySpecList *sort_sequence;
- int sort_status, i;
-
- zh->errCode = 0;
- zh->errString = NULL;
- zh->hits = 0;
-
- sort_sequence = (Z_SortKeySpecList *)
- nmem_malloc(nmem, sizeof(*sort_sequence));
- sort_sequence->num_specs = 10; /* FIXME - Hard-coded number */
- sort_sequence->specs = (Z_SortKeySpec **)
- nmem_malloc(nmem, sort_sequence->num_specs *
- sizeof(*sort_sequence->specs));
- for (i = 0; i<sort_sequence->num_specs; i++)
- sort_sequence->specs[i] = 0;
-
- attrset = oid_getentbyoid (rpn->attributeSetId);
- attributeSet = attrset->value;
- rset = rpn_search_structure (zh, rpn->RPNStructure, attributeSet,
- nmem, rset_nmem,
- sort_sequence, num_bases, basenames);
- if (!rset)
- return 0;
-
- if (zh->errCode)
- yaz_log(YLOG_DEBUG, "search error: %d", zh->errCode);
-
- for (i = 0; sort_sequence->specs[i]; i++)
- ;
- sort_sequence->num_specs = i;
- if (!i)
- resultSetRank (zh, sset, rset, rset_nmem);
- else
- {
- yaz_log(YLOG_DEBUG, "resultSetSortSingle in rpn_search");
- resultSetSortSingle (zh, nmem, sset, rset,
- sort_sequence, &sort_status);
- if (zh->errCode)
- {
- yaz_log(YLOG_DEBUG, "resultSetSortSingle status = %d", zh->errCode);
- }
- }
- return rset;
+ return ZEBRA_OK;
}
struct scan_info_entry {
char *term;
- ISAMC_P isam_p;
+ ISAM_P isam_p;
};
struct scan_info {
scan_info->list[idx].term = (char *)
odr_malloc(scan_info->odr, strlen(name + len_prefix)+1);
strcpy(scan_info->list[idx].term, name + len_prefix);
- assert (*info == sizeof(ISAMC_P));
- memcpy (&scan_info->list[idx].isam_p, info+1, sizeof(ISAMC_P));
+ assert (*info == sizeof(ISAM_P));
+ memcpy (&scan_info->list[idx].isam_p, info+1, sizeof(ISAM_P));
return 0;
}
yaz_log(YLOG_DEBUG, "%d keys, %d records", kno, *count);
}
-void rpn_scan(ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
- oid_value attributeset,
- int num_bases, char **basenames,
- int *position, int *num_entries, ZebraScanEntry **list,
- int *is_partial, RSET limit_set, int return_zero)
+ZEBRA_RES rpn_scan(ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
+ oid_value attributeset,
+ int num_bases, char **basenames,
+ int *position, int *num_entries, ZebraScanEntry **list,
+ int *is_partial, RSET limit_set, int return_zero)
{
int i;
int pos = *position;
NMEM rset_nmem = NULL;
*list = 0;
+ *is_partial = 0;
if (attributeset == VAL_NONE)
attributeset = VAL_BIB1;
AttrType termset;
int termset_value_numeric;
const char *termset_value_string;
- attr_init (&termset, zapt, 8);
+ attr_init(&termset, zapt, 8);
termset_value_numeric =
- attr_find_ex (&termset, NULL, &termset_value_string);
+ attr_find_ex(&termset, NULL, &termset_value_string);
if (termset_value_numeric != -1)
{
char resname[32];
if (termset_value_numeric != -2)
{
- sprintf (resname, "%d", termset_value_numeric);
+ sprintf(resname, "%d", termset_value_numeric);
termset_name = resname;
}
else
}
}
- yaz_log (YLOG_DEBUG, "position = %d, num = %d set=%d",
- pos, num, attributeset);
+ yaz_log(YLOG_DEBUG, "position = %d, num = %d set=%d",
+ pos, num, attributeset);
- attr_init (&use, zapt, 1);
- use_value = attr_find_ex (&use, &attributeset, &use_string);
+ attr_init(&use, zapt, 1);
+ use_value = attr_find_ex(&use, &attributeset, &use_string);
- if (zebra_maps_attr (zh->reg->zebra_maps, zapt, ®_id, &search_type,
- rank_type, &complete_flag, &sort_flag))
+ if (zebra_maps_attr(zh->reg->zebra_maps, zapt, ®_id, &search_type,
+ rank_type, &complete_flag, &sort_flag))
{
*num_entries = 0;
zh->errCode = 113;
- return ;
+ return ZEBRA_FAIL;
}
- yaz_log (YLOG_DEBUG, "use_value = %d", use_value);
+ yaz_log(YLOG_DEBUG, "use_value = %d", use_value);
if (use_value == -1)
use_value = 1016;
for (base_no = 0; base_no < num_bases && ord_no < 32; base_no++)
{
- int r;
- attent attp;
- data1_local_attribute *local_attr;
+ data1_local_attribute *local_attr;
+ attent attp;
+ int ord;
- if ((r = att_getentbyatt (zh, &attp, attributeset, use_value,
- use_string)))
- {
- yaz_log(YLOG_DEBUG, "att_getentbyatt fail. set=%d use=%d",
- attributeset, use_value);
- if (r == -1)
- {
- char val_str[32];
- sprintf (val_str, "%d", use_value);
- errCode = 114;
- errString = odr_strdup (stream, val_str);
- }
- else
- errCode = 121;
- continue;
- }
- if (zebraExplain_curDatabase (zh->reg->zei, basenames[base_no]))
- {
- zh->errString = basenames[base_no];
- zh->errCode = 109; /* Database unavailable */
- *num_entries = 0;
- return;
- }
- bases_ok++;
- for (local_attr = attp.local_attributes; local_attr && ord_no < 32;
- local_attr = local_attr->next)
- {
- int ord;
+ if (zebraExplain_curDatabase (zh->reg->zei, basenames[base_no]))
+ {
+ zh->errString = basenames[base_no];
+ zh->errCode = 109; /* Database unavailable */
+ *num_entries = 0;
+ return ZEBRA_FAIL;
+ }
- ord = zebraExplain_lookupSU (zh->reg->zei, attp.attset_ordinal,
- local_attr->local);
- if (ord > 0)
- ords[ord_no++] = ord;
- }
+ if (use_string &&
+ (ord = zebraExplain_lookup_attr_str(zh->reg->zei,
+ use_string)) >= 0)
+ {
+ /* we have a match for a raw string attribute */
+ if (ord > 0)
+ ords[ord_no++] = ord;
+ attp.local_attributes = 0; /* no more attributes */
+ }
+ else
+ {
+ int r;
+
+ if ((r = att_getentbyatt (zh, &attp, attributeset, use_value,
+ use_string)))
+ {
+ yaz_log(YLOG_DEBUG, "att_getentbyatt fail. set=%d use=%d",
+ attributeset, use_value);
+ if (r == -1)
+ {
+ errCode = 114;
+ if (use_string)
+ errString = odr_strdup(stream, use_string);
+ else
+ {
+ char val_str[32];
+ sprintf(val_str, "%d", use_value);
+ errString = odr_strdup(stream, val_str);
+ }
+ }
+ else
+ errCode = 121;
+ continue;
+ }
+ }
+ bases_ok++;
+ for (local_attr = attp.local_attributes; local_attr && ord_no < 32;
+ local_attr = local_attr->next)
+ {
+ ord = zebraExplain_lookup_attr_su(zh->reg->zei,
+ attp.attset_ordinal,
+ local_attr->local);
+ if (ord > 0)
+ ords[ord_no++] = ord;
+ }
}
if (!bases_ok && errCode)
{
zh->errCode = errCode;
zh->errString = errString;
*num_entries = 0;
+ return ZEBRA_FAIL;
}
if (ord_no == 0)
{
*num_entries = 0;
- return;
+ return ZEBRA_OK;
}
/* prepare dictionary scanning */
before = pos-1;
termz[prefix_len] = 0;
strcpy(scan_info->prefix, termz);
- if (trans_scan_term(zh, zapt, termz+prefix_len, reg_id))
- return ;
+ if (trans_scan_term(zh, zapt, termz+prefix_len, reg_id) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
dict_scan(zh->reg->dict, termz, &before_tmp, &after_tmp,
scan_info, scan_handle);
}
if (j0 == -1)
break;
- scan_term_untrans (zh, stream->mem, reg_id,
- &glist[i+before].term, mterm);
+ scan_term_untrans(zh, stream->mem, reg_id,
+ &glist[i+before].term, mterm);
rset = rset_trunc(zh, &scan_info_array[j0].list[ptr[j0]].isam_p, 1,
glist[i+before].term, strlen(glist[i+before].term),
NULL, 0, zapt->term->which, rset_nmem,
yaz_log(YLOG_DEBUG, "position = %d, num_entries = %d",
*position, *num_entries);
- if (zh->errCode)
- yaz_log(YLOG_DEBUG, "scan error: %d", zh->errCode);
+ return ZEBRA_OK;
}