C++ (Cpp) IS_ASCII_ALPHA Examples

Example #1

File: raptor_ntriples.c Project: Distrotech/raptor

static int
raptor_ntriples_term_valid(unsigned char c, int position,
                           raptor_ntriples_term_class term_class)
{
  int result = 0;

  switch(term_class) {
    case RAPTOR_TERM_CLASS_URI:
      /* ends on > */
      result = (c != '>');
      break;

    case RAPTOR_TERM_CLASS_BNODEID:
      /* ends on first non [A-Za-z0-9_:][-.A-Za-z0-9]* */
      result = IS_ASCII_ALPHA(c) || IS_ASCII_DIGIT(c) || c == '_' || c == ':';
      if(position)
        /* FIXME
         * This isn't correct; '.' is allowed in positions 1..N-1 but
         * this calling convention of character-by-character cannot
         * check this.
         */
        result = (result || c == '-' || c == '.');
      break;

    case RAPTOR_TERM_CLASS_STRING:
      /* ends on " */
      result = (c != '"');
      break;

    case RAPTOR_TERM_CLASS_LANGUAGE:
      /* ends on first non [a-zA-Z]+ ('-' [a-zA-Z0-9]+ )? */
      result = IS_ASCII_ALPHA(c);
      if(position)
        result = (result || IS_ASCII_DIGIT(c) || c == '-');
      break;

    default:
      RAPTOR_DEBUG2("Unknown N-Triples term class %d", term_class);
  }

  return result;
}

Example #2

File: ntriples_parse.c Project: copasi/copasi-dependencies

static int 
raptor_ntriples_term_valid(unsigned char c, int position, 
                           raptor_ntriples_term_class term_class) 
{
  int result=0;

  switch(term_class) {
    case RAPTOR_TERM_CLASS_URI:
      /* ends on > */
      result=(c!= '>');
      break;
      
    case RAPTOR_TERM_CLASS_BNODEID:  
      /* ends on first non [A-Za-z][A-Za-z0-9]* */
      result=IS_ASCII_ALPHA(c);
      if(position)
        result = (result || IS_ASCII_DIGIT(c));
      break;
      
    case RAPTOR_TERM_CLASS_STRING:
      /* ends on " */
      result=(c!= '"');
      break;

    case RAPTOR_TERM_CLASS_LANGUAGE:
      /* ends on first non [a-z0-9]+ ('-' [a-z0-9]+ )? */
      result=(IS_ASCII_ALPHA(c) || IS_ASCII_DIGIT(c));
      if(position)
        result = (result || c=='-');
      break;
      
    case RAPTOR_TERM_CLASS_FULL:
      result=1;
      break;
      
    default:
      RAPTOR_FATAL2("Unknown ntriples term %d", term_class);
  }

  return result;
}

Example #3

File: ntriples_parse.c Project: iskunk/raptor

static int 
raptor_ntriples_term_valid(raptor_parser* rdf_parser,
                           unsigned char c, int position, 
                           raptor_ntriples_term_class term_class) 
{
  int result = 0;

  switch(term_class) {
    case RAPTOR_TERM_CLASS_URI:
      /* ends on > */
      result = (c != '>');
      break;
      
    case RAPTOR_TERM_CLASS_BNODEID:  
      /* ends on first non [A-Za-z][A-Za-z0-9]* */
      result = IS_ASCII_ALPHA(c);
      if(position)
        result = (result || IS_ASCII_DIGIT(c));
      break;
      
    case RAPTOR_TERM_CLASS_STRING:
      /* ends on " */
      result = (c != '"');
      break;

    case RAPTOR_TERM_CLASS_LANGUAGE:
      /* ends on first non [a-zA-Z]+ ('-' [a-zA-Z0-9]+ )? */
      result = IS_ASCII_ALPHA(c);
      if(position)
        result = (result || IS_ASCII_DIGIT(c) || c == '-');
      break;
      
    default:
      raptor_parser_error(rdf_parser, "Unknown N-Triples term class %d",
                          term_class);
  }

  return result;
}