Switch to cmake build system

* use tinyprintf
* ability to configure project via ccmake

Signed-off-by: Amir Hammad <amir.hammad@hotmail.com>

src/CMakeLists.txt

@@ -0,0 +1,61 @@
+if (USE_USART_DEBUG)
+	set (USART_HELPERS
+		usart_helpers.c
+		tinyprintf.c
+	)
+else (USE_USART_DEBUG)
+	set (USART_HELPERS "")
+endif (USE_USART_DEBUG)
+
+set (inc ${CMAKE_SOURCE_DIR}/include)
+
+add_library (usbhost
+	${USART_HELPERS}
+	${inc}/usbh_core.h
+	${inc}/usbh_driver_ac_midi.h
+	${inc}/usbh_driver_gp_xbox.h
+	${inc}/usbh_driver_hid_mouse.h
+	${inc}/usbh_driver_hub.h
+	${inc}/usbh_lld_stm32f4.h
+	${inc}/driver/usbh_device_driver.h
+
+	usbh_core.c
+	usbh_driver_ac_midi.c
+	usbh_driver_ac_midi_private.h
+	usbh_driver_gp_xbox.c
+	usbh_driver_hid_mouse.c
+	usbh_driver_hub.c
+	usbh_driver_hub_private.h
+	usbh_lld_stm32f4.c
+)
+
+target_link_libraries (usbhost
+	${LIBOPENCM3_LIB}
+)
+
+add_executable (demo
+	demo.c
+)
+
+target_link_libraries (demo
+	usbhost
+)
+
+add_custom_command (TARGET demo
+	POST_BUILD
+	COMMAND ${CMAKE_OBJCOPY} -Oihex $<TARGET_FILE:demo> ${CMAKE_BINARY_DIR}/demo.hex
+	COMMENT "Generating output files: ${CMAKE_BINARY_DIR}/demo.hex"
+)
+
+add_custom_command (TARGET demo
+	POST_BUILD
+	COMMAND ${CMAKE_SIZE} $<TARGET_FILE:demo>
+	COMMENT "Calculating size of the binary"
+)
+
+add_custom_command (TARGET usbhost
+	POST_BUILD
+	COMMENT "Calculating size of the library"
+	COMMAND ${CMAKE_SIZE} $<TARGET_FILE:usbhost>
+)
+