cmake_minimum_required(VERSION 3.10.2)
project(rostime LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

find_package(GTest REQUIRED)

include_directories(${GTEST_INCLUDE_DIRS})

add_library(rostime
  src/duration.cpp
  src/rate.cpp
  src/time.cpp)

target_include_directories(rostime PUBLIC
  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
  $<INSTALL_INTERFACE:include>)



install(TARGETS rostime
  EXPORT rostimeTargets
  ARCHIVE DESTINATION lib
  LIBRARY DESTINATION lib
  RUNTIME DESTINATION bin)

install(DIRECTORY include/
  DESTINATION include
  FILES_MATCHING PATTERN "*.h")

install(EXPORT rostimeTargets
  NAMESPACE rostime::
  DESTINATION lib/cmake/rostime)

add_executable(robot_time_test test/time.cpp)
add_executable(robot_duration_test test/duration.cpp)
target_link_libraries(robot_time_test PRIVATE 
rostime
${GTEST_LIBRARIES}
GTest::GTest
GTest::Main)
target_link_libraries(robot_duration_test PRIVATE 
rostime
${GTEST_LIBRARIES}
GTest::GTest
GTest::Main)