1%{ 2/*- 3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 4 * 5 * Copyright (c) 2008 Kai Wang 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> 31__FBSDID("$FreeBSD$"); 32 33#include <err.h> 34#include <errno.h> 35#include <stdio.h> 36#include <string.h> 37#include <sysexits.h> 38 39#include "y.tab.h" 40 41int lineno = 1; 42 43int yylex(void); 44 45#define YY_DECL int yylex(void) 46 47%} 48 49%option nounput 50%option noinput 51%option noyywrap 52 53%% 54 55ADDLIB|addlib { return (ADDLIB); } 56ADDMOD|addmod { return (ADDMOD); } 57CLEAR|clear { return (CLEAR); } 58CREATE|create { return (CREATE); } 59DELETE|delete { return (DELETE); } 60DIRECTORY|directory { return (DIRECTORY); } 61END|end { return (END); } 62EXTRACT|extract { return (EXTRACT); } 63LIST|list { return (LIST); } 64OPEN|open { return (OPEN); } 65REPLACE|replace { return (REPLACE); } 66VERBOSE|verbose { return (VERBOSE); } 67SAVE|save { return (SAVE); } 68"(" { return (LP); } 69")" { return (RP); } 70"," { return (COMMA); } 71 72[-_A-Za-z0-9/:$.\\]+ { 73 yylval.str = strdup(yytext); 74 if (yylval.str == NULL) 75 errc(EX_SOFTWARE, errno, "strdup failed"); 76 return (FNAME); 77} 78 79[ \t] /* whitespace */ 80"*".* /* comment */ 81";".* /* comment */ 82"+\n" { lineno++; /* '+' is line continuation char */ } 83"\n" { lineno++; return (EOL); } 84