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#include <stdlib.h>
#include <string.h>
#include <bow/archer_query.h>
archer_query_info *archer_query_tree = NULL;
char *archer_query_errorstr = NULL;
void
archer_query_error (char *s)
{
if (archer_query_errorstr)
free (archer_query_errorstr);
archer_query_errorstr = strdup (s);
}
archer_query_string_list *
archer_query_string_list_new (char *string)
{
archer_query_string_list *ret;
ret = (archer_query_string_list *) malloc (sizeof (archer_query_string_list));
ret->string = string;
ret->next = NULL;
return ret;
}
archer_query_string_list *
archer_query_string_list_prepend (char *string, archer_query_string_list * list)
{
archer_query_string_list *ret;
ret = archer_query_string_list_new (string);
ret->next = list;
return ret;
}
archer_query_term *
archer_query_term_new ()
{
archer_query_term *ret;
ret = (archer_query_term *) malloc (sizeof (archer_query_term));
ret->word = ret->range_start = ret->range_end = NULL;
ret->weight = 1;
ret->df = 0;
ret->idf = -1.0;
ret->next = NULL;
ret->head = NULL;
ret->proximity = NULL;
ret->labels = NULL;
return ret;
}
archer_query_pterm *
archer_query_pterm_new ()
{
archer_query_pterm *ret;
ret = (archer_query_pterm *) malloc (sizeof (archer_query_pterm));
ret->term = NULL;
return ret;
}
archer_query_info *
archer_query_info_new ()
{
archer_query_info *ret;
ret = (archer_query_info *) malloc (sizeof (archer_query_info));
ret->ranking = NULL;
ret->inclusion = NULL;
ret->exclusion = NULL;
return ret;
}
void
archer_query_string_list_free(archer_query_string_list *list)
{
if (list->string) free(list->string);
if (list->next) archer_query_string_list_free(list->next);
free(list);
}
void
archer_query_pterm_free(archer_query_pterm *pterm)
{
void archer_query_term_free(archer_query_term *term);
if (pterm->term) archer_query_term_free(pterm->term);
free(pterm);
}
void
archer_query_term_free(archer_query_term *term)
{
if (term->word) free(term->word);
if (term->labels) archer_query_string_list_free(term->labels);
if (term->range_start) free(term->range_start);
if (term->range_end) free(term->range_end);
if (term->next) archer_query_term_free(term->next);
if (term->proximity) archer_query_pterm_free(term->proximity);
free(term);
}
int
archer_query_term_length(archer_query_term *term)
{
int length = 0;
while (term)
{
++length;
term = term->next;
}
return length;
}
void
archer_query_info_free(archer_query_info *query)
{
if (query->exclusion) archer_query_term_free(query->exclusion);
if (query->inclusion) archer_query_term_free(query->inclusion);
if (query->ranking) archer_query_term_free(query->ranking);
free(query);
}
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