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74 lines
2.1 KiB
Plaintext
74 lines
2.1 KiB
Plaintext
/*-
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* Copyright (c) 2007-2009, Ulf Lilleengen <lulf@FreeBSD.org>
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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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* $FreeBSD$
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*/
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/*
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* This tokenizer must be generated by a lexxer with support for reentrancy.
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*/
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%{
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#include <string.h>
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#include "misc.h"
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#include "rcsparse.h"
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%}
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%option reentrant noyywrap
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%option header-file="rcstokenizer.h"
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everything (.|\n)*
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num [0-9\.]+
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whitespace [\t\n ]
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digit [0-9]
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idchar [^$,.:;\t\n ]
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string @([^@]|\n|"@@")*@
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keyword head|access|symbols|locks|comment|expand|strict|date|author|state|branches|next|desc|log|text
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keyword2 branch
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newline \n
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%%
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{keyword2} {
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return (KEYWORD_TWO);
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}
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{keyword} {
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return (KEYWORD);
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}
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{string} {
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return (STRING);
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}
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{num} {
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return (NUM);
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}
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{num}?{idchar}({idchar}|{num})* {
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/* This will use ID as both ID and SYM. Do extra checking elsewhere.*/
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return (ID);
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}
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; { return (SEMIC); }
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: { return (COLON); }
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\n ;
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[ \t]+ ;
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%%
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