gccrs: Add licence text and change header guard name

This file was missing a licence text and it's header guard was not
matching the file name.

gcc/rust/ChangeLog:

	* util/rust-attribute-values.h (RUST_ATTRIBUTES_VALUE_H): Remove old
	header guard.
	(RUST_ATTRIBUTE_VALUES_H): Add new one.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

diff --git a/gcc/rust/util/rust-attribute-values.h b/gcc/rust/util/rust-attribute-values.h
index 513550a01eccd98795c7ca1b9372c9c37b478f97..b8994da2df9bdd439fb22a844d9076157d05451f 100644 (file)
--- a/gcc/rust/util/rust-attribute-values.h
+++ b/gcc/rust/util/rust-attribute-values.h
@@ -1,5 +1,23 @@
-#ifndef RUST_ATTRIBUTES_VALUE_H
-#define RUST_ATTRIBUTES_VALUE_H
+// Copyright (C) 2020-2023 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.
+
+// 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.
+
+// You should have received a copy of the GNU General Public License
+// along with GCC; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#ifndef RUST_ATTRIBUTE_VALUES_H
+#define RUST_ATTRIBUTE_VALUES_H
 
 namespace Rust {
 namespace Values {
@@ -37,4 +55,4 @@ public:
 } // namespace Values
 } // namespace Rust
 
-#endif /* !RUST_ATTRIBUTES_VALUE_H */
+#endif /* !RUST_ATTRIBUTE_VALUES_H */