cmake_minimum_required (VERSION 3.7)
project(controller)

add_executable(controller main.c)

option(WIRING_PI_DEBUG "Use WiringPi Debugging Tool (0=off, 1=silent, 2=LOG_DEBUG) (0)" OFF)
option(LOG_LEVEL "Set logging level (5=trace, 4=debug, 3=info, 2=warn, 1=error, 0=fatal) (3)" OFF)

SET(CMAKE_C_FLAGS "-Wall -Wextra -Werror -Wpedantic -lwiringPi -lwiringPiDev -luuid -llmdb -g")

string(LENGTH "${CMAKE_SOURCE_DIR}/" SOURCE_PATH_SIZE)
add_definitions("-DSOURCE_PATH_SIZE=${SOURCE_PATH_SIZE}")

if(WIRING_PI_DEBUG)
    if(WIRING_PI_DEBUG GREATER 1)
        message("Showing wiringPi calls as debug")
    else(WIRING_PI_DEBUG GREATER 1)
        message("Ignoring wiringPi calls")
    endif(WIRING_PI_DEBUG GREATER 1)
    add_definitions("-DWIRING_PI_DEBUG=${WIRING_PI_DEBUG}")
endif(WIRING_PI_DEBUG)
if(LOG_LEVEL)
    add_definitions("-DLOG_LEVEL=${LOG_LEVEL}")
else(LOG_LEVEL)
    add_definitions("-DLOG_LEVEL=3")
endif(LOG_LEVEL)

aux_source_directory(vendor VENDOR_SRC) # vendor first to put their warnings on top
aux_source_directory(. SRC_DIR)
aux_source_directory(models MODELS_SRC)
aux_source_directory(helpers HELPERS_SRC)
aux_source_directory(handlers HANDLERS_SRC)
aux_source_directory(drivers DRIVERS_SRC)
aux_source_directory(runners RUNNERS_SRC)

configure_file("controller.ini" "controller.ini" COPYONLY)

target_sources(controller PRIVATE ${VENDOR_SRC} ${SRC_DIR} ${MODELS_SRC} ${HELPERS_SRC} ${HANDLERS_SRC} ${DRIVERS_SRC} ${RUNNERS_SRC})
target_include_directories(controller PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
target_include_directories(controller PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/vendor)

add_custom_target(run
    COMMAND ./controller start
    DEPENDS controller
    WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}
)
add_custom_target(debug
    COMMAND valgrind ./controller start
    DEPENDS controller
    WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}
)
add_custom_target(debug-full
    COMMAND valgrind --leak-check=full --show-leak-kinds=all ./controller start
    DEPENDS controller
    WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}
)
add_custom_target(docs
    COMMAND doxygen
    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
)