Relax substrate licensing scheme (#5947)

substrate/client/transaction-pool/graph/src/base_pool.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 //! A basic version of the dependency graph.
 //!
 //! For a more full-featured pool, have a look at the `pool` module.

substrate/client/transaction-pool/graph/src/error.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 //! Transaction pool errors.
 
 use sp_runtime::transaction_validity::{

substrate/client/transaction-pool/graph/src/future.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 use std::{
 	collections::{HashMap, HashSet},
 	fmt,

substrate/client/transaction-pool/graph/src/lib.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 //! Generic Transaction Pool
 //!
 //! The pool is based on dependency graph between transactions

substrate/client/transaction-pool/graph/src/listener.rs

@@ -1,20 +1,21 @@
 
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 use std::{
 	collections::HashMap, hash,
 };

substrate/client/transaction-pool/graph/src/pool.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 use std::{
 	hash,
 	collections::HashMap,

substrate/client/transaction-pool/graph/src/ready.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 use std::{
 	collections::{HashMap, HashSet, BTreeSet},
 	cmp,

substrate/client/transaction-pool/graph/src/rotator.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 //! Rotate extrinsic inside the pool.
 //!
 //! Keeps only recent extrinsic and discard the ones kept for a significant amount of time.

substrate/client/transaction-pool/graph/src/validated_pool.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 use std::{
 	collections::{HashSet, HashMap},
 	hash,

substrate/client/transaction-pool/graph/src/watcher.rs

@@ -1,19 +1,20 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
-// Substrate is free software: you can redistribute it and/or modify
+// Copyright (C) 2018-2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// 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 of the License, or
+// the Free Software Foundation, either version 3 of the License, or 
 // (at your option) any later version.
 
-// Substrate is distributed in the hope that it will be useful,
+// 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
+// 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
 //! Extrinsics status updates.
 
 use futures::Stream;