cmake_minimum_required(VERSION 3.6)
project(LFR-BasicParameters CXX C)

include(GNUInstallDirs)

OPTION (CPPCHECK "Analyzes the source code with cppcheck" OFF)
OPTION (CLANG_TIDY "Analyzes the source code with Clang Tidy" OFF)
OPTION (IWYU "Analyzes the source code with Include What You Use" OFF)
OPTION (Coverage "Enables code coverage" OFF)


OPTION (Debug_tch "" OFF)
OPTION (LSB_FIRST_TCH "" ON)

if(Debug_tch)
    add_definitions(-DDEBUG_TCH)
endif()
if(LSB_FIRST_TCH)
    add_definitions(-DLSB_FIRST_TCH)
else()
    add_definitions(-DMSB_FIRST_TCH)
endif()

set(CMAKE_CXX_STANDARD 17)

set(CMAKE_INCLUDE_CURRENT_DIR ON)

if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE "Release" CACHE STRING "" FORCE)
endif()


IF(CPPCHECK)
    set(CMAKE_CXX_CPPCHECK "cppcheck;--enable=warning,style")
ENDIF(CPPCHECK)

IF(CLANG_TIDY)
    set(CMAKE_CXX_CLANG_TIDY "clang-tidy;-style=file;-checks=*")
ENDIF(CLANG_TIDY)

IF(IWYU)
    set(CMAKE_CXX_INCLUDE_WHAT_YOU_USE "include-what-you-use")
ENDIF(IWYU)

file(GLOB sources src/*.c)
add_library(lfr_basic_params SHARED ${sources})

target_include_directories(lfr_basic_params
    PUBLIC
    $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/src>
)

IF(Coverage)
    set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -g -O0 -Wall -W -Wshadow -Wunused-variable -Wunused-parameter -Wunused-function -Wunused -Wno-system-headers -Wno-deprecated -Woverloaded-virtual -Wwrite-strings -fprofile-arcs -ftest-coverage")
    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -g -O0 -Wall -W -Wshadow -Wunused-variable \
        -Wunused-parameter -Wunused-function -Wunused -Wno-system-headers \
        -Wno-deprecated -Woverloaded-virtual -Wwrite-strings -fprofile-arcs -ftest-coverage")
    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fprofile-arcs -ftest-coverage")

    add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/gcov.html
        COMMAND gcovr --exclude='.*Test.*' --exclude='.*external.*' --object-directory ${CMAKE_BINARY_DIR}  -r ${CMAKE_SOURCE_DIR}  --html  --html-details -o ${CMAKE_CURRENT_BINARY_DIR}/gcov.html
        )
    add_custom_target(gcovr
        DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/gcov.html gcovr
    )
    add_custom_target(show_coverage
        COMMAND xdg-open ${CMAKE_CURRENT_BINARY_DIR}/gcov.html
        DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/gcov.html gcovr
        )
ENDIF(Coverage)

enable_testing()
find_package (Python3 COMPONENTS Interpreter Development)
add_test(NAME init_k_coefficients COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/tests/init_k_coefficients.py WORKING_DIRECTORY ${EXECUTABLE_OUTPUT_PATH})