Update license text

LICENSE

@@ -1,10 +0,0 @@
-This software contains Wine licensed under the LGPL 2.1, which is
-
-    Copyright (c) 1993-2018 the Wine project authors
-
-Browse the source code for more information
-
-    https://github.com/ValveSoftware/wine/
-
-The rest of this software is available under Steam's standard licensing,
-included with your Steam client.

LICENSE.lin

@@ -0,0 +1,22 @@
+This software contains Wine licensed under the LGPL 2.1. Wine is
+
+    Copyright (c) 1993-2018 the Wine project authors
+
+Browse the source code for more information
+
+    https://github.com/ValveSoftware/wine/
+
+---- ---- ---- ----
+
+This software contains DXVK licensed under the zlib/libpng license. DXVK is
+
+    Copyright (c) 2017 Philip Rebohle
+
+Visit DXVK at
+
+    https://github.com/doitsujin/dxvk/
+
+---- ---- ---- ----
+
+The rest of this software is available under Steam's standard licensing,
+included with your Steam client.

LICENSE.osx

@@ -0,0 +1,51 @@
+This software contains Wine licensed under the LGPL 2.1. Wine is
+
+    Copyright (c) 1993-2018 the Wine project authors
+
+Browse the source code for more information
+
+    https://github.com/ValveSoftware/wine/
+
+---- ---- ---- ----
+
+This software contains DXVK licensed under the zlib/libpng license. DXVK is
+
+    Copyright (c) 2017 Philip Rebohle
+
+Visit DXVK at
+
+    https://github.com/doitsujin/dxvk/
+
+---- ---- ---- ----
+
+This software contains libSDL2 licensed under the zlib license. Visit libSDL at
+
+    https://libsdl.org/
+
+---- ---- ---- ----
+
+This software contains FreeType2 licensed under the FreeType License.
+
+Portions of this software are copyright © 2018 The FreeType Project
+(www.freetype.org). All rights reserved.
+
+---- ---- ---- ----
+
+This software is based in part on the work of the Independent JPEG Group.
+
+Visit the libjpeg-turbo homepage at
+
+    https://libjpeg-turbo.org/
+
+---- ---- ---- ----
+
+This software is based in part on the work of the libpng authors.
+
+Visit the libpng homepage at
+
+    http://libpng.org/pub/png/libpng.html
+
+---- ---- ---- ----
+
+The rest of this software is available under Steam's standard licensing,
+included with your Steam client.

build_proton.sh

@@ -410,7 +410,11 @@ tar -C build/dist -c . | gzip -c -1 > dist/proton_dist.tar.gz
 
 cp -a toolmanifest.vdf dist/
 cp -a proton dist/
-cp -a LICENSE dist/
+if [ "$PLATFORM" == "Darwin" ]; then
+    cp -a LICENSE.osx dist/LICENSE
+else
+    cp -a LICENSE.lin dist/LICENSE
+fi
 date '+%s' > dist/version
 
 echo "Proton ready in dist/"