2b6dd222bb
PR libstdc++/25524 * cppdefault.h (struct default_include): Add multilib flag. * cppdefault.c (cpp_include_defaults): Set it. * c.opt (-imultilib): New option. * c-opts.c (imultilib): New. (c_common_handle_option): Handle -imultilib. (c_common_post_options): Likewise. * c-incpath.c (add_standard_paths, register_include_chains): Likewise. * c-incpath.h (register_include_chains): Add extra parameter. * gcc.c (do_spec_1): Generate -imultilib option. (The Specs Language): Update %I description. (process_command): Update copyright notice. * doc/cppopts.texi (-imultilib): Document. * doc/invoke.texi (-imultilib): Include in option summary. (%I): Update specs documentation. libstdc++-v3: * include/Makefile.am: Install host-specific headers in multilib subdirectory. * include/Makefile.in: Regenerate. From-SVN: r110037
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
/* CPP Library.
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Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
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1999, 2000, 2003, 2004, 2006 Free Software Foundation, Inc.
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Contributed by Per Bothner, 1994-95.
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Based on CCCP program by Paul Rubin, June 1986
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Adapted to ANSI C, Richard Stallman, Jan 1987
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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#ifndef GCC_CPPDEFAULT_H
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#define GCC_CPPDEFAULT_H
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/* This is the default list of directories to search for include files.
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It may be overridden by the various -I and -ixxx options.
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#include "file" looks in the same directory as the current file,
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then this list.
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#include <file> just looks in this list.
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All these directories are treated as `system' include directories
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(they are not subject to pedantic warnings in some cases). */
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struct default_include
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{
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const char *const fname; /* The name of the directory. */
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const char *const component; /* The component containing the directory
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(see update_path in prefix.c) */
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const char cplusplus; /* Only look here if we're compiling C++. */
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const char cxx_aware; /* Includes in this directory don't need to
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be wrapped in extern "C" when compiling
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C++. */
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const char add_sysroot; /* FNAME should be prefixed by
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cpp_SYSROOT. */
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const char multilib; /* FNAME should have the multilib path
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specified with -imultilib
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appended. */
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};
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extern const struct default_include cpp_include_defaults[];
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extern const char cpp_GCC_INCLUDE_DIR[];
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extern const size_t cpp_GCC_INCLUDE_DIR_len;
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#endif /* ! GCC_CPPDEFAULT_H */
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