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/* CPP Library.
Copyright (C) 1986-2022 Free Software Foundation, Inc.
Contributed by Per Bothner, 1994-95.
Based on CCCP program by Paul Rubin, June 1986
Adapted to ANSI C, Richard Stallman, Jan 1987
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, 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; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_CPPDEFAULT_H
#define GCC_CPPDEFAULT_H
/* This is the default list of directories to search for include files.
It may be overridden by the various -I and -ixxx options.
#include "file" looks in the same directory as the current file,
then this list.
#include <file> just looks in this list.
All these directories are treated as `system' include directories
(they are not subject to pedantic warnings in some cases). */
struct default_include
{
const char *const fname; /* The name of the directory. */
const char *const component; /* The component containing the directory
(see update_path in prefix.cc) */
const char cplusplus; /* When this is non-zero, we should only
consider this if we're compiling C++.
When the -stdlib option is configured, this
may take values greater than 1 to indicate
which C++ standard library should be
used. */
const char cxx_aware; /* Includes in this directory don't need to
be wrapped in extern "C" when compiling
C++. */
const char add_sysroot; /* FNAME should be prefixed by
cpp_SYSROOT. */
const char multilib; /* FNAME should have appended
- the multilib path specified with -imultilib
when set to 1,
- the multiarch path specified with
-imultiarch, when set to 2. */
};
extern const struct default_include cpp_include_defaults[];
extern const char cpp_GCC_INCLUDE_DIR[];
extern const size_t cpp_GCC_INCLUDE_DIR_len;
/* The configure-time prefix, i.e., the value supplied as the argument
to --prefix=. */
extern const char cpp_PREFIX[];
/* The length of the configure-time prefix. */
extern const size_t cpp_PREFIX_len;
/* The configure-time execution prefix. This is typically the lib/gcc
subdirectory of cpp_PREFIX. */
extern const char cpp_EXEC_PREFIX[];
/* The run-time execution prefix. This is typically the lib/gcc
subdirectory of the actual installation. */
extern const char *gcc_exec_prefix;
/* Return true if the toolchain is relocated. */
bool cpp_relocated (void);
#endif /* ! GCC_CPPDEFAULT_H */
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