opts.h revision 132718 
1/* Command line option handling.
2   Copyright (C) 2002, 2003 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 2, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING.  If not, write to the Free
18Software Foundation, 59 Temple Place - Suite 330, Boston, MA
1902111-1307, USA.  */
20
21#ifndef GCC_OPTS_H
22#define GCC_OPTS_H
23
24extern void decode_options (unsigned int argc, const char **argv);
25extern void add_input_filename (const char *filename);
26
27struct 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
36extern const struct cl_option cl_options[];
37extern const unsigned int cl_options_count;
38extern 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
50extern const char **in_fnames;
51
52/* The count of input filenames.  */
53
54extern unsigned num_in_fnames;
55
56#endif
57