src/files.h

   1 /* File names and variables for bison,
   2    Copyright 1984, 1989, 2000, 2002 Free Software Foundation, Inc.
   3
   4    This file is part of Bison, the GNU Compiler Compiler.
   5
   6    Bison is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2, or (at your option)
   9    any later version.
  10
  11    Bison is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with Bison; see the file COPYING.  If not, write to
  18    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19    Boston, MA 02111-1307, USA.  */
  20
  21 #ifndef FILES_H_
  22 # define FILES_H_
  23
  24 /* These two should be pathnames for opening the sample parser files.
  25    When bison is installed, they should be absolute pathnames.
  26    XPFILE1 and XPFILE2 normally come from config.h.  */
  27
  28 /* File name specified with -o for the output file, or 0 if no -o.  */
  29 extern char *spec_outfile;
  30
  31 /* For -a. */
  32 extern char *spec_name_prefix;
  33
  34 /* File name pfx specified with -b, or 0 if no -b.  */
  35 extern char *spec_file_prefix;
  36
  37 /* --verbose. */
  38 extern char *spec_verbose_file;
  39
  40 /* File name specified for the output VCG graph.  */
  41 extern char *spec_graph_file;
  42
  43 /* File name specified with --defines.  */
  44 extern char *spec_defines_file;
  45
  46 /* Read grammar specifications. */
  47 extern FILE *finput;
  48
  49
  50 /* Output all the action code; precise form depends on which parser. */
  51 extern struct obstack action_obstack;
  52
  53 /* Output the tables and the parser and also contains all the %{
  54    ... %} definitions.  */
  55 extern struct obstack table_obstack;
  56
  57 /* optionally output #define's for token numbers. */
  58 extern struct obstack defines_obstack;
  59
  60 /* If semantic parser, output a .h file that defines YYSTYPE... */
  61 extern struct obstack attrs_obstack;
  62
  63 /* ... and output yyguard, containing all the guard code. */
  64 extern struct obstack guard_obstack;
  65
  66 /* The verbose output. */
  67 extern struct obstack output_obstack;
  68
  69 extern char *infile;
  70 extern char *attrsfile;
  71
  72 void open_files PARAMS((void));
  73 void close_files PARAMS((void));
  74
  75 void compute_output_file_names PARAMS((void));
  76 void output_files PARAMS((void));
  77
  78 FILE *xfopen PARAMS ((const char *name, const char *mode));
  79 int xfclose PARAMS ((FILE *ptr));
  80
  81 const char *skeleton_find PARAMS ((const char *envvar,
  82                                    const char *skeleton_name));
  83 #endif /* !FILES_H_ */