Relicense snes-test-roms under the zlib License

I am the sole author of this code, as confirmed by
`git shortlog --summary --numbered --email --all`.

I am also the sole author the code that was imported from the following
projects:
 * untech-engine
 * unnamed-snes-game

This commit also adds SPDX-License-Identifier tags.

LICENSE

@@ -1,21 +1,22 @@
-The MIT License (MIT)
+zlib License
 
-Copyright (c) 2019, Marcus Rowe <[email protected]>
+Copyright © 2016 Marcus Rowe <[email protected]>
 
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the
+use of this software.
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+Permission is granted to anyone to use this software for any purpose, including
+commercial applications, and to alter it and redistribute it freely, subject to
+the following restrictions:
+
+   1. The origin of this software must not be misrepresented; you must not
+      claim that you wrote the original software. If you use this software in
+      a product, an acknowledgment in the product documentation would be
+      appreciated but is not required.
+
+   2. Altered source versions must be plainly marked as such, and must not be
+      misrepresented as being the original software.
+
+   3. This notice may not be removed or altered from any source distribution.
 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.

resources/example-backgrounds/bricks-tilemap.asm

@@ -1,7 +1,27 @@
 // A brick pattern tile map
 //
 // SPDX-FileCopyrightText: © 2020 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2020 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 // 32x32 tilemap
 // 8x8 px tiles

resources/example-backgrounds/clouds-tilemap.asm

@@ -1,7 +1,27 @@
 // A clouds pattern tile map
 //
 // SPDX-FileCopyrightText: © 2020 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2020 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 // 32x32 tilemap

resources/example-backgrounds/obj-oam.asm

@@ -1,7 +1,27 @@
 // OAM for the `obj-4bpp-tiles.png` sprite image
 //
 // SPDX-FileCopyrightText: © 2020 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2020 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 constant tileSize = 32
 

resources/inidisp_extend_vblank/bg1-tilemap.asm

@@ -1,7 +1,27 @@
 // A simple 2x2 repeating tile pattern tilemap
 //
 // SPDX-FileCopyrightText: © 2021 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2021 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 // 32x32 tilemap

resources/inidisp_extend_vblank/spinning-logo-oam.asm

@@ -3,7 +3,27 @@
 // Assumes small sprites are 16x16 px.
 //
 // SPDX-FileCopyrightText: © 2022 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2022 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 constant X_OFFSET = (256 - 192) / 2

src/_common/assert.inc

@@ -5,7 +5,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 // Asserts than an expression is true

src/_common/cpu.inc

@@ -5,7 +5,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 variable __CPU__.aSize = 0

src/_common/enum.inc

@@ -25,7 +25,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 inline createEnum(start, increment) {

src/_common/functiontable.inc

@@ -5,7 +5,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 // Automatically builds the function table from a given struct

src/_common/memory.inc

@@ -10,7 +10,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 namespace MEMORY_MAP {

src/_common/print.inc

@@ -5,7 +5,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 // Prints a decimal integer number with padding

src/_common/registers.inc

@@ -8,7 +8,27 @@
 //
 //
 // SPDX-FileCopyrightText: © 2016 Marcus Rowe <[email protected]>
-// Distributed under The MIT License: https://opensource.org/licenses/MIT
+// SPDX-License-Identifier: Zlib
+//
+// Copyright © 2016 Marcus Rowe <[email protected]>
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the
+// use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose, including
+// commercial applications, and to alter it and redistribute it freely, subject to
+// the following restrictions:
+//
+//    1. The origin of this software must not be misrepresented; you must not
+//       claim that you wrote the original software. If you use this software in
+//       a product, an acknowledgment in the product documentation would be
+//       appreciated but is not required.
+//
+//    2. Altered source versions must be plainly marked as such, and must not be
+//       misrepresented as being the original software.
+//
+//    3. This notice may not be removed or altered from any source distribution.
 
 
 // a Data Bank that can access the registers.