Add basic CMake build script (resolves #4).

Author: pmai

CMakeLists.txt

@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.7)
+project(open-simulation-interface)
+find_package(Protobuf 2.6.1 REQUIRED)
+file(GLOB OSI_PROTO_FILES osi_*.proto)
+PROTOBUF_GENERATE_CPP(PROTO_SRC PROTO_HEADER ${OSI_PROTO_FILES})
+add_library(open_simulation_interface STATIC ${PROTO_SRC} ${PROTO_HEADER})
+target_include_directories(open_simulation_interface PUBLIC ${PROTOBUF_INCLUDE_DIR})
+target_link_libraries(open_simulation_interface PUBLIC ${PROTOBUF_LIBRARY})
+set (OSI_PROTOBUF_INCLUDE_PATH ${CMAKE_CURRENT_BINARY_DIR} CACHE INTERNAL "[OSI] Path to generated protobuf files for the open simulation interface.")