Improve documentation of thirdparty code snippets

1 files changed, 26 insertions, 0 deletions

diff --git a/platform/osx/power_osx.cpp b/platform/osx/power_osx.cpp
index 0057fe8acc..2ef1a65ff1 100644
--- a/platform/osx/power_osx.cpp
+++ b/platform/osx/power_osx.cpp
@@ -27,6 +27,32 @@
 /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
+
+/*
+Adapted from corresponding SDL 2.0 code.
+*/
+
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
+
+  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.
+*/
+
 #include "power_osx.h"
 
 #include <CoreFoundation/CoreFoundation.h>