CMake install

CMakeLists.txt

@@ -1,21 +1,41 @@
 cmake_minimum_required(VERSION 3.0)
 
+# Must use GNUInstallDirs to install libraries into correct
+# locations on all platforms.
+include(GNUInstallDirs)
+
 # Have CMake find our pthreads library within our toolchain (required for this library)
 set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
 find_package(Threads REQUIRED)
 
 # add all the *.c files as sources
 FILE(GLOB SRC_FILES ${PROJECT_SOURCE_DIR}/wiringPiD/*.c
-                    ${PROJECT_SOURCE_DIR}/wiringPi/*.{c,h}
+                    ${PROJECT_SOURCE_DIR}/wiringPi/*.c
+)
+
+# add all the *.h files as headers
+FILE(GLOB HEADERS ${PROJECT_SOURCE_DIR}/devLib/*.h
+                  ${PROJECT_SOURCE_DIR}/wiringPi/*.h
 )
 
 # make this output a shared library (with .so output)
 add_library (wiringPi SHARED ${SRC_FILES})
 
 # be sure to include the current source directory for header files
-target_include_directories (wiringPi PUBLIC ${PROJECT_SOURCE_DIR}/wiringPi
+target_include_directories (wiringPi PUBLIC
+	${PROJECT_SOURCE_DIR}/wiringPi
+	${PROJECT_SOURCE_DIR}/devLib
 )
 
 # add the following required libraries:
 # Threads, Math, Crypt, and RealTime
 target_link_libraries(wiringPi ${CMAKE_THREAD_LIBS_INIT} crypt m rt)
+
+# 'make install' to the correct locations (provided by GNUInstallDirs).
+install(TARGETS wiringPi EXPORT rpi
+    ARCHIVE  DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    LIBRARY  DESTINATION ${CMAKE_INSTALL_LIBDIR}
+)
+
+install(FILES ${HEADERS} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
+