Subversion Repositories DevTools

/*
        CPP V5 -- Header file for all enumerations.

        source:  enum.h
        started: June 20, 1986
        version: December 12, 1987; January 19, 1988

        Written by Edward K. Ream.
        This software is in the public domain.

        See the read.me file for disclaimer and other information.
*/

/*
        ----------    PARSING    ----------
*/

/*
        Input Codes and Internal Operator Codes:
        Type fields of parse nodes.
*/
typedef enum /* en_tokens */ { NULL_TOK, ERR_TOK,

/*      start of key subenum.                           */
/*      kdecl subenum.                                  */

K_AUTO,  K_CHAR, K_CONST, K_DOUBLE,  K_EXTERN,
K_FLOAT, K_INT, K_LONG, K_REGISTER, K_SHORT,
K_STATIC, K_TYPEDEF, K_SIGNED, K_STRUCT, K_UNION,
K_UNSIGNED, K_VOID, K_VOLATILE,

/*      kcontrol subenum.                               */

K_BREAK, K_CASE,
K_CONTINUE, K_DEFAULT, K_DO, K_ELSE, K_ENUM, K_FOR,
K_GOTO, K_IF, K_RETURN, K_SWITCH, K_WHILE,

/*      Remainder of key subenum.                       */

K_ENTRY, K_SIZEOF,

/*      Separator and grouping tokens.                  */
/*      Start of is_op subenum.                         */

SEPARATOR_TOK, NL_TOK,
SEMICOLON_TOK, LBRACK_TOK, LCURLY_TOK, LPAREN_TOK, RBRACK_TOK,
RCURLY_TOK, RPAREN_TOK,

/*      is_ternop.                                      */

COLON_TOK, QUESTION_TOK,

/*      Start of is_binop enum.                         */

ARRAY_TOK, ARROW_TOK, DOT_TOK, LAND_TOK, LOR_TOK, COMMA_TOK,

/*      is_assnop subenum.                              */

ASSN_TOK,
AND_ASSN_TOK, DIV_ASSN_TOK, LSHIFT_ASSN_TOK, MINUS_ASSN_TOK, MOD_ASSN_TOK,
OR_ASSN_TOK, PLUS_ASSN_TOK, RSHIFT_ASSN_TOK, STAR_ASSN_TOK, XOR_ASSN_TOK,

/*      is_aop, is_abelian  subenum.                    */

AND_TOK, OR_TOK, PLUS_TOK, STAR_TOK, XOR_TOK,

DIV_TOK, LSHIFT_TOK, MINUS_TOK, MOD_TOK, RSHIFT_TOK,

/*      end of is_aop.                                  */

/*      is_relop subenum.                               */
/*      Final entries of is_binop subenum.              */

EQUAL_TOK, GE_TOK, GT_TOK, LE_TOK, LT_TOK, NE_TOK,

/*      Unary operators returned by get_token().        */

DEC_TOK, INC_TOK,

/*      Start of is_unop subenum.                       */

NOT_TOK, TILDE_TOK,

/*      Unary operators created by expr().              */
/*      End of is_unop subenum.                         */

CAST_TOK, POST_DEC_TOK, POST_INC_TOK, PRE_DEC_TOK, PRE_INC_TOK,

/*      Artificial unary operators; also is_unop        */

UAND_TOK, UMINUS_TOK, UPLUS_TOK, USTAR_TOK,

/*      Operators with variable operand count           */
/*      Final entries in is_op subenum.                 */

CALL_TOK,

/*      Class tokens.                                   */

CHAR_TOK, EOP_TOK, ID_TOK, INT_TOK, FLOAT_TOK, LONG_TOK, STRING_TOK,

/*      Miscellaneous tokens                    */

DOTS3, LABEL_TOK

} en_tokens;

/*
        Most of the unary operators are specials generated in the parser.
        Only NOT_TOK and TILDE_TOK are unambiguously unary.
*/
#define is_kdecl(n)     (n >= K_AUTO    && n <= K_VOLATILE)
#define is_kcontrol(n)  (n >= K_BREAK   && n <= K_WHILE)
#define is_key(n)       (n >= K_AUTO    && n <= K_SIZEOF)

#define is_op(n)        (n >= SEPARATOR_TOK     && n <= CALL_TOK)
#define is_binop(n)     (n >= ARRAY_TOK && n <= NE_TOK)
#define is_assnop(n)    (n >= ASSN_TOK  && n <= XOR_ASSN_TOK)
#define is_abelian(n)   (n >= AND_TOK   && n <= XOR_TOK)
#define is_aop(n)       (n >= AND_TOK   && n <= RSHIFT_TOK)
#define is_relop(n)     (n >= EQUAL_TOK && n <= NE_TOK)
#define is_unop(n)      (n >= NOT_TOK   && n <= USTAR_TOK)
#define is_argop(n)     (n >= COLON_TOK && n <= CALL_TOK)