Pacify "gcc -Wunused" for the input function from Flex.

[bison.git] / src / files.h

/* File names and variables for bison,

   Copyright (C) 1984, 1989, 2000, 2001, 2002, 2006, 2007 Free Software
   Foundation, Inc.

   This file is part of Bison, the GNU Compiler Compiler.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#ifndef FILES_H_
# define FILES_H_

# include "uniqstr.h"

/* File name specified with -o for the output file, or 0 if no -o.  */
extern char const *spec_outfile;

/* File name for the parser (i.e., the one above, or its default.) */
extern char *parser_file_name;

/* Symbol prefix specified with -p, or 0 if no -p.  */
extern const char *spec_name_prefix;

/* File name prefix specified with -b, or 0 if no -b.  */
extern char const *spec_file_prefix;

/* --verbose. */
extern char *spec_verbose_file;

/* File name specified for the output graph.  */
extern char *spec_graph_file;

/* File name specified for the xml output.  */
extern char *spec_xml_file;

/* File name specified with --defines.  */
extern char *spec_defines_file;

/* Directory prefix of output file names.  */
extern char *dir_prefix;

/* The file name as given on the command line.
   Not named "input_file" because Flex uses this name for an argument,
   and therefore GCC warns about a name clash. */
extern uniqstr grammar_file;

/* The current file name.  Might change with %include, or with #line.  */
extern uniqstr current_file;

/* The computed base for output file names.  */
extern char *all_but_ext;

void compute_output_file_names (void);
void output_file_names_free (void);
void output_file_name_check (char const *file_name);

FILE *xfopen (const char *name, const char *mode);
void xfclose (FILE *ptr);

#endif /* !FILES_H_ */