gcc/opts.h

   1 /* Command line option handling.
   2    Copyright (C) 2002, 2003 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 2, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING.  If not, write to the Free
  18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  19 02111-1307, USA.  */
  20
  21 #ifndef GCC_OPTS_H
  22 #define GCC_OPTS_H
  23
  24 extern void decode_options (unsigned int argc, const char **argv);
  25 extern void add_input_filename (const char *filename);
  26
  27 struct cl_option
  28 {
  29   const char *opt_text;
  30   const char *help;
  31   unsigned short back_chain;
  32   unsigned char opt_len;
  33   unsigned int flags;
  34 };
  35
  36 extern const struct cl_option cl_options[];
  37 extern const unsigned int cl_options_count;
  38 extern const char *const lang_names[];
  39
  40 #define CL_JOINED               (1 << 24) /* If takes joined argument.  */
  41 #define CL_SEPARATE             (1 << 25) /* If takes a separate argument.  */
  42 #define CL_REJECT_NEGATIVE      (1 << 26) /* Reject no- form.  */
  43 #define CL_MISSING_OK           (1 << 27) /* Missing argument OK (joined).  */
  44 #define CL_UINTEGER             (1 << 28) /* Argument is an integer >=0.  */
  45 #define CL_COMMON               (1 << 29) /* Language-independent.  */
  46 #define CL_UNDOCUMENTED         (1 << 30) /* Do not output with --help.  */
  47
  48 /* Input file names.  */
  49
  50 extern const char **in_fnames;
  51
  52 /* The count of input filenames.  */
  53
  54 extern unsigned num_in_fnames;
  55
  56 #endif