Implemented project structure

xpack-riscv-none-elf-gcc-13.4.0-1/lib/gcc/riscv-none-elf/13.4.0/plugin/include/cppdefault.h

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+/* CPP Library.
+   Copyright (C) 1986-2023 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 */