bgfx: Move bgfx config to its own directory

CMakeLists.txt

@@ -102,7 +102,7 @@ endif()
 include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/shared.cmake)
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/cmake/bx)
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/cmake/bimg)
-include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/bgfx.cmake)
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/cmake/bgfx)
 
 if(BGFX_BUILD_TOOLS)
 	include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/tools.cmake)

cmake/bgfx/CMakeLists.txt

@@ -0,0 +1,11 @@
+# bgfx.cmake - bgfx building in cmake
+# Written in 2017 by Joshua Brookover <joshua.al.brookover@gmail.com>
+#
+# To the extent possible under law, the author(s) have dedicated all copyright
+# and related and neighboring rights to this software to the public domain
+# worldwide. This software is distributed without any warranty.
+#
+# You should have received a copy of the CC0 Public Domain Dedication along with
+# this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
+
+include(bgfx.cmake)