Do CMake right

Config.cmake.in

@@ -2,6 +2,9 @@
 
 include(CMakeFindDependencyMacro)
 
+find_package(tinygltf 2.6 REQUIRED
+	PATHS "${CMAKE_CURRENT_LIST_DIR}"
+
 if(NOT TARGET IrrlichtMt::IrrlichtMt)
 	# private dependency only explicitly needed with static libs
 	if(@USE_SDL2@ AND NOT @BUILD_SHARED_LIBS@)

source/lib/tinygltf/CMakeLists.txt

@@ -21,3 +21,46 @@ target_include_directories(tinygltf
     "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>"
     "$<INSTALL_INTERFACE:./>"
 )
+
+include(GNUInstallDirs)
+
+install(TARGETS tinygltf
+  EXPORT tinygltf-export
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}"
+)
+
+export(EXPORT tinygltf-export
+  FILE "${CMAKE_BINARY_DIR}/cmake/tinygltfTargets.cmake"
+  NAMESPACE tinygltf::
+)
+
+install(
+  DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+  DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/tinygltf"
+)
+
+install(EXPORT tinygltf-export
+  FILE tinygltfTargets.cmake
+  NAMESPACE tinygltf::
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/tinygltf"
+)
+
+include(CMakePackageConfigHelpers)
+configure_package_config_file("${PROJECT_SOURCE_DIR}/tinygltfConfig.cmake.in"
+  "${CMAKE_BINARY_DIR}/cmake/tinygltfConfig.cmake"
+  INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/tinygltf"
+  NO_SET_AND_CHECK_MACRO
+  NO_CHECK_REQUIRED_COMPONENTS_MACRO
+)
+
+write_basic_package_version_file(
+  "${CMAKE_BINARY_DIR}/cmake/tinygltfConfigVersion.cmake"
+  COMPATIBILITY AnyNewerVersion
+)
+
+install(
+  FILES
+    "${CMAKE_BINARY_DIR}/cmake/tinygltfConfig.cmake"
+    "${CMAKE_BINARY_DIR}/cmake/tinygltfConfigVersion.cmake"
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/tinygltf"
+)

source/lib/tinygltf/tinygltfConfig.cmake.in

@@ -0,0 +1,5 @@
+@PACKAGE_INIT@
+
+if(NOT TARGET tinygltf::tinygltf)
+  include("${CMAKE_CURRENT_LIST_DIR}/tinygltfTargets.cmake")
+endif()

src/CMakeLists.txt

@@ -578,7 +578,7 @@ endif()
 if(ANDROID)
 	set(INSTALL_TARGETS IrrlichtMt tinygltf native_app_glue)
 else()
-	set(INSTALL_TARGETS IrrlichtMt tinygltf)
+	set(INSTALL_TARGETS IrrlichtMt)
 endif()
 
 install(TARGETS ${INSTALL_TARGETS}