NAME

       rulexdb_remove_rule - remove specified rule from the rulex database

SYNOPSIS

       #include <rulexdb.h>

       int rulexdb_remove_rule(RULEXDB *rulexdb, int rule_type, int position);

DESCRIPTION

       The rulexdb_remove_rule() function removes a rule identified by its type and position in the ruleset from
       the rulex database referenced by rulexdb argument.

       The argument rule_type specifies the rule type. It may accept one of the following values:

       RULEXDB_LEXCLASS
              The rule is the word classifier and belongs to the Classifiers dataset.

       RULEXDB_PREFIX
              The requested rule should be removed from the Prefix detectors ruleset.

       RULEXDB_RULE
              The requested rule should be removed from the General rules dataset.

       RULEXDB_CORRECTOR
              The rule is a correction rule that belongs to the Correctors dataset.

       The argument position defines position of the requested rule in the ruleset.

RETURN VALUE

       The  rulexdb_remove_rule()  function  returns  RULEXDB_SUCCESS  which  is  zero  when  specified rule was
       successfully removed, positive value RULEXDB_SPECIAL when there is no rule with such number in  specified
       ruleset, or negative error code otherwise.

ERRORS

       RULEXDB_FAILURE
              Referenced  database  has  not  been  opened, internal data structures are corrupted or some other
              general failure has occurred.

       RULEXDB_EPARM
              The argument rulexdb or rule_type has an invalid value.

       RULEXDB_EACCESS
              The database is not opened for updating.

SEE ALSO

       rulexdb_classify(3),    rulexdb_close(3),     rulexdb_dataset_name(3),     rulexdb_discard_dictionary(3),
       rulexdb_discard_ruleset(3),     rulexdb_fetch_rule(3),    rulexdb_lexbase(3),    rulexdb_load_ruleset(3),
       rulexdb_open(3),    rulexdb_remove_item(3),    rulexdb_remove_this_item(3),     rulexdb_retrieve_item(3),
       rulexdb_search(3), rulexdb_seq(3), rulexdb_subscribe_item(3), rulexdb_subscribe_rule(3)

AUTHOR

       Igor B. Poretsky <poretsky@mlbox.ru>.

                                                February 19, 2012                         RULEXDB_REMOVE_RULE(3)