[thirdparty/gcc.git] / gcc / cppdefault.h

/* CPP Library.
   Copyright (C) 1986-2020 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.c) */
  const char cplusplus;		/* Only look here if we're compiling C++.  */
  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 */
Commit	Line	Data
60893f43	1	/* CPP Library.
8d9254fc	2	Copyright (C) 1986-2020 Free Software Foundation, Inc.
60893f43 ZW	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
9dcd6f09 NC	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.
60893f43	11
9dcd6f09 NC	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.
60893f43	16
9dcd6f09 NC	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/>. */
60893f43	20
88657302 RH	21	#ifndef GCC_CPPDEFAULT_H
88657302 RH	22	#define GCC_CPPDEFAULT_H
60893f43	23
60893f43 ZW	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
	34	struct default_include
	35	{
8b60264b KG	36	const char const fname; / The name of the directory. */
8b60264b KG	37	const char const component; / The component containing the directory
60893f43	38	(see update_path in prefix.c) */
5793b276 NB	39	const char cplusplus; /* Only look here if we're compiling C++. */
5793b276 NB	40	const char cxx_aware; /* Includes in this directory don't need to
60893f43 ZW	41	be wrapped in extern "C" when compiling
60893f43 ZW	42	C++. */
5793b276	43	const char add_sysroot; /* FNAME should be prefixed by
047d636f	44	cpp_SYSROOT. */
e0cdc09f MK	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. */
60893f43 ZW	50	};
	51
	52	extern const struct default_include cpp_include_defaults[];
	53	extern const char cpp_GCC_INCLUDE_DIR[];
	54	extern const size_t cpp_GCC_INCLUDE_DIR_len;
	55
6d4817e3 MM	56	/* The configure-time prefix, i.e., the value supplied as the argument
6d4817e3 MM	57	to --prefix=. */
76642aab	58	extern const char cpp_PREFIX[];
6d4817e3	59	/* The length of the configure-time prefix. */
76642aab	60	extern const size_t cpp_PREFIX_len;
6d4817e3 MM	61	/* The configure-time execution prefix. This is typically the lib/gcc
	62	subdirectory of cpp_PREFIX. */
	63	extern const char cpp_EXEC_PREFIX[];
	64	/* The run-time execution prefix. This is typically the lib/gcc
	65	subdirectory of the actual installation. */
76642aab CD	66	extern const char *gcc_exec_prefix;
	67
	68	/* Return true if the toolchain is relocated. */
	69	bool cpp_relocated (void);
	70
88657302	71	#endif /* ! GCC_CPPDEFAULT_H */