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72 lines
2.3 KiB
72 lines
2.3 KiB
/* ------------------------------------------------------------------------
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@NAME : lex_auxiliary.h
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@DESCRIPTION: Macros and function prototypes needed by the lexical scanner.
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Some of these are called from internal PCCTS code, and some
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are explicitly called from the lexer actions in bibtex.g.
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@CREATED : Summer 1996, Greg Ward
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@MODIFIED :
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@VERSION : $Id: lex_auxiliary.h,v 1.15 1999/11/29 01:13:10 greg Rel $
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@COPYRIGHT : Copyright (c) 1996-99 by Gregory P. Ward. All rights reserved.
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This file is part of the btparse library. This library is
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free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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-------------------------------------------------------------------------- */
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#ifndef LEX_AUXILIARY_H
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#define LEX_AUXILIARY_H
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#include "btparse.h"
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#include "attrib.h"
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#define ZZCOPY_FUNCTION 0
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#if ZZCOPY_FUNCTION
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#define ZZCOPY zzcopy (&zznextpos, &lastpos, &zzbufovf)
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#else
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#define ZZCOPY \
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if (zznextpos >= lastpos) \
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{ \
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lexer_overflow (&lastpos, &zznextpos); \
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} \
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*(zznextpos++) = zzchar;
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#endif
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/* Function prototypes: */
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void lex_info (void);
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void zzcr_attr (Attrib *a, int tok, char *txt);
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void alloc_lex_buffer (int size);
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void free_lex_buffer (void);
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void lexer_overflow (unsigned char **lastpos, unsigned char **nextpos);
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#if ZZCOPY_FUNCTION
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void zzcopy (char **nextpos, char **lastpos, int *ovf_flag);
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#endif
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void initialize_lexer_state (void);
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bt_metatype entry_metatype (void);
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void newline (void);
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void comment (void);
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void at_sign (void);
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void toplevel_junk (void);
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void name (void);
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void lbrace (void);
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void rbrace (void);
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void lparen (void);
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void rparen (void);
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void start_string (char start_char);
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void end_string (char end_char);
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void open_brace (void);
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void close_brace (void);
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void lparen_in_string (void);
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void rparen_in_string (void);
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void quote_in_string (void);
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void check_runaway_string (void);
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#endif /* ! defined LEX_AUXILIARY_H */
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