1/* CPP Library.
2   Copyright (C) 1986-2015 Free Software Foundation, Inc.
3   Contributed by Per Bothner, 1994-95.
4   Based on CCCP program by Paul Rubin, June 1986
5   Adapted to ANSI C, Richard Stallman, Jan 1987
6
7   This program is free software; you can redistribute it and/or modify it
8   under the terms of the GNU General Public License as published by the
9   Free Software Foundation; either version 3, or (at your option) any
10   later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program; see the file COPYING3.  If not see
19   <http://www.gnu.org/licenses/>.  */
20
21#ifndef GCC_CPPDEFAULT_H
22#define GCC_CPPDEFAULT_H
23
24/* This is the default list of directories to search for include files.
25   It may be overridden by the various -I and -ixxx options.
26
27   #include "file" looks in the same directory as the current file,
28   then this list.
29   #include <file> just looks in this list.
30
31   All these directories are treated as `system' include directories
32   (they are not subject to pedantic warnings in some cases).  */
33
34struct default_include
35{
36  const char *const fname;	/* The name of the directory.  */
37  const char *const component;	/* The component containing the directory
38				   (see update_path in prefix.c) */
39  const char cplusplus;		/* Only look here if we're compiling C++.  */
40  const char cxx_aware;		/* Includes in this directory don't need to
41				   be wrapped in extern "C" when compiling
42				   C++.  */
43  const char add_sysroot;	/* FNAME should be prefixed by
44				   cpp_SYSROOT.  */
45  const char multilib;		/* FNAME should have appended
46				   - the multilib path specified with -imultilib
47				     when set to 1,
48				   - the multiarch path specified with
49				     -imultiarch, when set to 2.  */
50};
51
52extern const struct default_include cpp_include_defaults[];
53extern const char cpp_GCC_INCLUDE_DIR[];
54extern const size_t cpp_GCC_INCLUDE_DIR_len;
55
56/* The configure-time prefix, i.e., the value supplied as the argument
57   to --prefix=.  */
58extern const char cpp_PREFIX[];
59/* The length of the configure-time prefix.  */
60extern const size_t cpp_PREFIX_len;
61/* The configure-time execution prefix.  This is typically the lib/gcc
62   subdirectory of cpp_PREFIX.  */
63extern const char cpp_EXEC_PREFIX[];
64/* The run-time execution prefix.  This is typically the lib/gcc
65   subdirectory of the actual installation.  */
66extern const char *gcc_exec_prefix;
67
68/* Return true if the toolchain is relocated.  */
69bool cpp_relocated (void);
70
71#endif /* ! GCC_CPPDEFAULT_H */
72