3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 * Copyright (c) 2008 Kai Wang
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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.
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
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
45 #define YY_DECL int yylex(void)
55 ADDLIB|addlib { return (ADDLIB); }
56 ADDMOD|addmod { return (ADDMOD); }
57 CLEAR|clear { return (CLEAR); }
58 CREATE|create { return (CREATE); }
59 DELETE|delete { return (DELETE); }
60 DIRECTORY|directory { return (DIRECTORY); }
61 END|end { return (END); }
62 EXTRACT|extract { return (EXTRACT); }
63 LIST|list { return (LIST); }
64 OPEN|open { return (OPEN); }
65 REPLACE|replace { return (REPLACE); }
66 VERBOSE|verbose { return (VERBOSE); }
67 SAVE|save { return (SAVE); }
70 "," { return (COMMA); }
72 [-_A-Za-z0-9/:$.\\]+ {
73 yylval.str = strdup(yytext);
74 if (yylval.str == NULL)
75 errc(EXIT_FAILURE, errno, "strdup failed");
79 [ \t] /* whitespace */
82 "+\n" { lineno++; /* '+' is line continuation char */ }
83 "\n" { lineno++; return (EOL); }