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#ifndef __FUZZKANA_H__ /* file wrapper */
#define __FUZZKANA_H__
/*
* Jeffrey Friedl
* Omron Corporation ʳ
* Nagaokakyoshi, Japan 617Ĺ
*
* jfriedl@nff.ncl.omron.co.jp
*
* This work is placed under the terms of the GNU General Purpose License
* (the "GNU Copyleft").
*
* Oct 1993
*
* "Fuzzify" a kana string such that using it as a regular expression
* will result in a search which ignores vowel length and/or small TSUs.
*
* For example, the string֤Ȥwould be turned into
* ֤[]*[]*
* if ignoring vowel length, such that֤Ȥand֤Ȥ礦
* among others) would match in addition to the original֤Ȥ.
*
*/
extern unsigned fuzzkana(
const unsigned char *in, /* string to consider */
unsigned char *out, /* where to write new string */
unsigned out_size, /* size of output buffer */
unsigned flags); /* flags are from the list below */
#define FUZZ_LONG_VOWELS 0x01U
#define FUZZ_SMALL_TSU 0x02U
#define FUZZ_VOICED 0x04U
#define FUZZ_REPEATER 0x08U /* not really kana, but easy to add here */
#define FUZZ_ALL (FUZZ_LONG_VOWELS | FUZZ_SMALL_TSU | FUZZ_VOICED)
/*
* Returns the number of bytes written to *out if all went well, 0 otherwise
* (buffer overflow, null input parameters, empty input string).
* If OUT is null, simply returns the number of bytes that would be required.
*/
#endif /* file wrapper */
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