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- /*
- 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)
-