cmake_minimum_required(VERSION 3.5.1)

set(PROJECT_NAME Grammar)
project(${PROJECT_NAME})

set(CMAKE_CXX_FLAGS "-g -Wall")

set(COMMON_INCLUDES ${PROJECT_SOURCE_DIR}/include)
include_directories(${COMMON_INCLUDES})
file(GLOB SRC_FILES ${PROJECT_SOURCE_DIR}/src/*.cxx)
file(GLOB TEST_SRC_FILES ${PROJECT_SOURCE_DIR}/test/*.cxx)
list(REMOVE_ITEM SRC_FILES ${PROJECT_SOURCE_DIR}/src/driver.cxx)

set(CMAKE_CXX_STANDARD 11)

add_library(Grammar_lib ${SRC_FILES})
add_executable(Grammar ${PROJECT_SOURCE_DIR}/src/driver.cxx)

target_link_libraries(Grammar Grammar_lib)

option(BUILD_TESTS "Build all tests." OFF)

if (BUILD_TESTS)
  # This adds another subdirectory, which has 'project(gtest)'.
  add_subdirectory(ext/gtest-1.8.0)

  enable_testing()

  # Include the gtest library. gtest_SOURCE_DIR is available due to
  # 'project(gtest)' above.
  include_directories(${gtest_SOURCE_DIR}/include ${gtest_SOURCE_DIR})

  ##############
  # Unit Tests
  ##############
  add_executable(runUnitTests ${TEST_SRC_FILES})

  # Standard linking to gtest stuff.
  target_link_libraries(runUnitTests gtest gtest_main)

  # Extra linking for the project.
  target_link_libraries(runUnitTests Grammar_lib)

  # This is so you can do 'make test' to see all your tests run, instead of
  # manually running the executable runUnitTests to see those specific tests.
  add_test(UnitTests runUnitTests)

  set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/.travis/cmake)

  #if (CMAKE_BUILD_TYPE STREQUAL "Coverage")
  #  include(CodeCoverage)
  #  setup_target_for_coverage(${PROJECT_NAME}_coverage runUnitTests coverage)
  #
  #  SET(CMAKE_CXX_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage")
  #  SET(CMAKE_C_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage")
  #endif() #CMAKE_BUILD_TYPE STREQUAL "Coverage"

endif()