static void AddByte( Lexer *lexer, tmbchar ch )
{
    if ( lexer->lexsize + 2 >= lexer->lexlength )
    {
        tmbstr buf = NULL;
        uint allocAmt = lexer->lexlength;
        while ( lexer->lexsize + 2 >= allocAmt )
        {
            if ( allocAmt == 0 )
                allocAmt = 8192;
            else
                allocAmt *= 2;
        }
        buf = (tmbstr) TidyRealloc( lexer->allocator, lexer->lexbuf, allocAmt );
        if ( buf )
        {
          TidyClearMemory( buf + lexer->lexlength, 
                           allocAmt - lexer->lexlength );
          lexer->lexbuf = buf;
          lexer->lexlength = allocAmt;
        }
    }

    lexer->lexbuf[ lexer->lexsize++ ] = ch;
    lexer->lexbuf[ lexer->lexsize ]   = '\0';  /* debug */
}
Unknown