chew.h

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#ifndef CHEW_H
#define CHEW_H

/***************************************************************************
 *   Copyright (C) 2004, 2006 Symbian Software Ltd.                        *
 *   All rights reserved.                                                  *
 *   Copyright (C) 2002, 2003 Tony Finch <dot@dotat.at>.                   *
 *   All rights reserved.                                                  *
 *   Copyright (C) 1985, 1993 The Regents of the University of California. *
 *   All rights reserved.                                                  *
 *   Copyright (C) 2007-2011 Mike Kinghan, imk@strudl.org                  *
 *   All rights reserved.                                                  *
 *                                                                         *
 *   Contributed by Mike Kinghan, imk@strudl.org, derived from the code    *
 *   of Tony Finch                                                         *
 *                                                                         *
 *   Redistribution and use in source and binary forms, with or without    *
 *   modification, are permitted provided that the following conditions    *
 *   are met:                                                              *
 *                                                                         *
 *   Redistributions of source code must retain the above copyright        *
 *   notice, this list of conditions and the following disclaimer.         *
 *                                                                         *
 *   Redistributions in binary form must reproduce the above copyright     *
 *   notice, this list of conditions and the following disclaimer in the   *
 *   documentation and/or other materials provided with the distribution.  *
 *                                                                         *
 *   Neither the name of Symbian Software Ltd. nor the names of its        *
 *   contributors may be used to endorse or promote products derived from  *
 *   this software without specific prior written permission.              *
 *                                                                         *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   *
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     *
 *   LIMITED TO, THE IMPLIED WARRANTIES OF  MERCHANTABILITY AND FITNESS    *
 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE        *
 *   COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,   *
 *   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,  *
 *   BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS *
 *   OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED    *
 *   AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,*
 *   OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF *
 *   THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH  *
 *   DAMAGE.                                                               *
 *                                                                         *
 **************************************************************************/

#include "state_utils.h"


typedef enum comment_state {
    NO_COMMENT = false,
    C_COMMENT,
    CXX_COMMENT,
    STARTING_COMMENT,
    FINISHING_COMMENT,
    PSEUDO_COMMENT
} comment_state_t;

typedef enum {
    LS_NEUTER,
    LS_DIRECTIVE,
    LS_CODE
} line_state_t;

extern unsigned
eol(char const *cp);

extern char const *
chew_on(char const *cp);

extern char const *
chew_symbol(char const *cp);

extern char const *
chew_continuation(char const *cp);


extern char const *
chew_macro_call(char const *cp);

extern char const *
chew_header_name(char const *cp);


extern char const *
chew_string(char const *cp);

extern char const *
chew_unbroken_string(char const *cp);

extern void
chew_toplevel(void);


PUBLIC_STATE_DEF(chew)
{
    enum comment_state comment_state;
    bool stop_at_quote;
    bool must_balance_quotes;
    bool in_double_quote; 
    bool in_source; 
    line_state_t line_state;
    size_t      last_quote_start_line;
    size_t       last_comment_start_line;
}
PUBLIC_STATE_T(chew);
IMPORT(chew);
#endif /* EOF*/