Implemented project structure

xpack-riscv-none-elf-gcc-13.4.0-1/lib/gcc/riscv-none-elf/13.4.0/include/ssp/unistd.h

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+/* Checking macros for unistd functions.
+   Copyright (C) 2005-2023 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file into combinations with other programs,
+and to distribute those combinations without any restriction coming
+from the use of this file.  (The General Public License restrictions
+do apply in other respects; for example, they cover modification of
+the file, and distribution when not linked into a combine
+executable.)
+
+GCC 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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+
+#ifndef _SSP_UNISTD_H
+#define _SSP_UNISTD_H 1
+
+#include <ssp.h>
+#include_next <unistd.h>
+
+#if __SSP_FORTIFY_LEVEL > 0
+
+#undef read
+#undef readlink
+#undef getcwd
+
+extern ssize_t __SSP_REDIRECT (__read_alias, (int __fd, void *__buf,
+					      size_t __nbytes), read);
+
+extern inline __attribute__((__always_inline__)) ssize_t
+read (int __fd, void *__buf, size_t __nbytes)
+{
+  if (__ssp_bos0 (__buf) != (size_t) -1 && __nbytes > __ssp_bos0 (__buf))
+    __chk_fail ();
+  return __read_alias (__fd, __buf, __nbytes);
+}
+
+extern int __SSP_REDIRECT (__readlink_alias,
+			   (const char *__restrict__ __path,
+			    char *__restrict__ __buf, size_t __len),
+			   readlink);
+
+extern inline __attribute__((__always_inline__)) int
+readlink (const char *__restrict__ __path, char *__restrict__ __buf,
+	  size_t __len)
+{
+  if (__ssp_bos (__buf) != (size_t) -1 && __len > __ssp_bos (__buf))
+    __chk_fail ();
+  return __readlink_alias (__path, __buf, __len);
+}
+
+extern char *__SSP_REDIRECT (__getcwd_alias,
+			     (char *__buf, size_t __size), getcwd);
+
+extern inline __attribute__((__always_inline__)) char *
+getcwd (char *__buf, size_t __size)
+{
+  if (__ssp_bos (__buf) != (size_t) -1 && __size > __ssp_bos (__buf))
+    __chk_fail ();
+  return __getcwd_alias (__buf, __size);
+}
+
+#endif /* __SSP_FORTIFY_LEVEL > 0 */
+#endif /* _SSP_UNISTD_H */