rulexdb_retrieve_item3

Usage

#include <rulexdb.h>

int rulexdb_retrieve_item(RULEXDB *rulexdb, const char *key, char *value, int item_type);

Overview

The rulexdb_retrieve_item() function retrieves an item from one of the dictionary datasets in the database referenced by rulexdb argument.

The argument key points to a text string containing the word to be fetched.

The argument value points to the memory area where corresponding pronunciation string will be placed.

The argument item_type specifies target dataset. It may accept one of the following values:

RULEXDB_LEXBASE

The item should be fetched from the Implicit dictionary and, therefore, it represents a lexical base.

RULEXDB_EXCEPTION

The item representing an exception should be fetched from the Explicit dictionary.

RULEXDB_DEFAULT

Target dictionary should be guessed according to the key specified: if it represents any lexical base, then Implicit dictionary will be chosen, otherwise the Explicit dictionary will be used.

Return value

The rulexdb_retrieve_item() function returns RULEXDB_SUCCESS which is zero when specified item was successfully retrieved, positive value RULEXDB_SPECIAL when specified key does not exist in the dictionary, 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_EINVKEY

Invalid key specified.

RULEXDB_EPARM

The argument rulexdb or item_type has an invalid value.