1 /*- 2 * Copyright (c) 1993 3 * The Regents of the University of California. All rights reserved. 4 * Copyright (c) 2007 5 * Herbert Xu <herbert@gondor.apana.org.au>. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Kenneth Almquist. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $FreeBSD$ 35 */ 36 37 #define ARITH_ASS 1 38 39 #define ARITH_OR 2 40 #define ARITH_AND 3 41 #define ARITH_BAD 4 42 #define ARITH_NUM 5 43 #define ARITH_VAR 6 44 #define ARITH_NOT 7 45 46 #define ARITH_BINOP_MIN 8 47 #define ARITH_LE 8 48 #define ARITH_GE 9 49 #define ARITH_LT 10 50 #define ARITH_GT 11 51 #define ARITH_EQ 12 52 #define ARITH_REM 13 53 #define ARITH_BAND 14 54 #define ARITH_LSHIFT 15 55 #define ARITH_RSHIFT 16 56 #define ARITH_MUL 17 57 #define ARITH_ADD 18 58 #define ARITH_BOR 19 59 #define ARITH_SUB 20 60 #define ARITH_BXOR 21 61 #define ARITH_DIV 22 62 #define ARITH_NE 23 63 #define ARITH_BINOP_MAX 24 64 65 #define ARITH_ASS_MIN 24 66 #define ARITH_REMASS 24 67 #define ARITH_BANDASS 25 68 #define ARITH_LSHIFTASS 26 69 #define ARITH_RSHIFTASS 27 70 #define ARITH_MULASS 28 71 #define ARITH_ADDASS 29 72 #define ARITH_BORASS 30 73 #define ARITH_SUBASS 31 74 #define ARITH_BXORASS 32 75 #define ARITH_DIVASS 33 76 #define ARITH_ASS_MAX 34 77 78 #define ARITH_LPAREN 34 79 #define ARITH_RPAREN 35 80 #define ARITH_BNOT 36 81 #define ARITH_QMARK 37 82 #define ARITH_COLON 38 83 84 extern const char *arith_buf; 85 86 union yystype { 87 arith_t val; 88 char *name; 89 }; 90 91 extern union yystype yylval; 92 93 arith_t strtoarith_t(const char *restrict nptr, char **restrict endptr); 94 int yylex(void); 95