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82 lines
2.4 KiB
Plaintext
82 lines
2.4 KiB
Plaintext
%{
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2008 Kai Wang
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <err.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "y.tab.h"
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int lineno = 1;
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int yylex(void);
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#define YY_DECL int yylex(void)
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%}
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%option nounput
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%option noinput
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%option noyywrap
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%%
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ADDLIB|addlib { return (ADDLIB); }
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ADDMOD|addmod { return (ADDMOD); }
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CLEAR|clear { return (CLEAR); }
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CREATE|create { return (CREATE); }
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DELETE|delete { return (DELETE); }
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DIRECTORY|directory { return (DIRECTORY); }
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END|end { return (END); }
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EXTRACT|extract { return (EXTRACT); }
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LIST|list { return (LIST); }
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OPEN|open { return (OPEN); }
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REPLACE|replace { return (REPLACE); }
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VERBOSE|verbose { return (VERBOSE); }
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SAVE|save { return (SAVE); }
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"(" { return (LP); }
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")" { return (RP); }
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"," { return (COMMA); }
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[-_A-Za-z0-9/:$.\\]+ {
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yylval.str = strdup(yytext);
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if (yylval.str == NULL)
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errc(EXIT_FAILURE, errno, "strdup failed");
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return (FNAME);
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}
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[ \t] /* whitespace */
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"*".* /* comment */
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";".* /* comment */
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"+\n" { lineno++; /* '+' is line continuation char */ }
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"\n" { lineno++; return (EOL); }
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