/* Make header file work when included from C++ */#ifdef __cplusplusextern "C" {#endifstruct sb_stemmer;typedef unsigned char sb_symbol;/* FIXME - should be able to get a version number for each stemming * algorithm (which will be incremented each time the output changes). *//** Returns an array of the names of the available stemming algorithms. *  Note that these are the canonical names - aliases (ie, other names for *  the same algorithm) will not be included in the list. *  The list is terminated with am null pointer. * *  The list must not be modified in any way. */const char ** sb_stemmer_list(void);/** Create a new stemmer object, using the specified algorithm, for the *  specified character encoding. * *  All algorithms will usually be available in UTF-8, but may also be *  available in other character encodings. * *  @param algorithm The algorithm name.  This is either the english *  name of the algorithm, or the 2 or 3 letter ISO 639 codes for the *  language.  Note that case is significant in this parameter - the *  value should be supplied in lower case. * *  @param charenc The character encoding.  NULL may be passed as *  this value, in which case UTF-8 encoding will be assumed. Otherwise, *  the argument may be one of "UTF_8", "ISO_8859_1" (ie, Latin 1), *  "CP850" (ie, MS-DOS Latin 1) or "KOI8_R" (Russian).  Note that *  case is significant in this parameter. * *  @return NULL if the specified algorithm is not recognised, or the *  algorithm is not available for the requested encoding.  Otherwise, *  returns a pointer to a newly created stemmer for the requested algorithm. *  The returned pointer must be deleted by calling sb_stemmer_delete(). * *  @note NULL will also be returned if an out of memory error occurs. */struct sb_stemmer * sb_stemmer_new(const char * algorithm, const char * charenc);/** Delete a stemmer object. * *  This frees all resources allocated for the stemmer.  After calling *  this function, the supplied stemmer may no longer be used in any way. * *  It is safe to pass a null pointer to this function - this will have *  no effect. */void                sb_stemmer_delete(struct sb_stemmer * stemmer);/** Stem a word. * *  The return value is owned by the stemmer - it must not be freed or *  modified, and it will become invalid when the stemmer is called again, *  or if the stemmer is freed. * *  The length of the return value can be obtained using sb_stemmer_length(). * *  If an out-of-memory error occurs, this will return NULL. */const sb_symbol *   sb_stemmer_stem(struct sb_stemmer * stemmer,				    const sb_symbol * word, int size);/** Get the length of the result of the last stemmed word. *  This should not be called before sb_stemmer_stem() has been called. */int                 sb_stemmer_length(struct sb_stemmer * stemmer);#ifdef __cplusplus}#endif