CMakeLists.txt

cmake_minimum_required(VERSION 3.10.0)

# Allow users to specify compiler (gcc or clang)
# Usage: cmake -DCMAKE_C_COMPILER=gcc .. or cmake -DCMAKE_C_COMPILER=clang ..
# Default compiler is gcc if not specified
if(NOT CMAKE_C_COMPILER)
  set(CMAKE_C_COMPILER gcc)
endif()

if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE RelWithDebInfo)
endif()

set(CMAKE_C_STANDARD 23)
set(CMAKE_C_STANDARD_REQUIRED ON)
# set(CMAKE_C_FLAGS "-m32 -Wall -Wextra -Wpedantic -O3")
set(CMAKE_C_FLAGS "-m32 -Wall -Wextra -Wpedantic")

set(PS_VERSION_MAJOR 0)
set(PS_VERSION_MINOR 1)
set(PS_VERSION_PATCH 2)
set(PS_VERSION_BUILD 3)

project(pascalscript VERSION ${PS_VERSION_MAJOR}.${PS_VERSION_MINOR}.${PS_VERSION_PATCH}.${PS_VERSION_BUILD} LANGUAGES C)

configure_file(${CMAKE_CURRENT_SOURCE_DIR}/include/ps_version.h.in ${CMAKE_CURRENT_SOURCE_DIR}/include/ps_version.h)

include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)

file(GLOB SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/*.c)

add_executable(pascalscript ${SOURCES})

target_link_libraries(pascalscript m)

# Enable CTest testing
include(CTest)
enable_testing()

function(add_c_tests DIR LABEL)
    file(GLOB TEST_C_FILES "${DIR}/*.c")
    foreach(CFILE IN LISTS TEST_C_FILES)
        get_filename_component(TEST_NAME "${CFILE}" NAME_WE)
        add_executable("${TEST_NAME}" "${CFILE}")
        message(STATUS "Added ${LABEL}_${TEST_NAME} for ../${DIR}/${TEST_FILE}")
        add_test(NAME "${LABEL}_${TEST_NAME}" COMMAND "${TEST_NAME}")
    endforeach()
endfunction()

# add_c_tests("${CMAKE_SOURCE_DIR}/test" "c_tests")

function(add_executable_pascal_examples DIR LABEL)
    file(GLOB PAS_FILES "${CMAKE_SOURCE_DIR}/${DIR}/*.pas")
    foreach(PAS_FILE IN LISTS PAS_FILES)
        get_filename_component(TEST_NAME "${PAS_FILE}" NAME_WE)
        get_filename_component(TEST_FILE "${PAS_FILE}" NAME)
        set(SHOULD_ADD TRUE)
        if(UNIX)
            execute_process(
                COMMAND /usr/bin/env sh -c "test -x \"$1\"" -- "${PAS_FILE}"
                RESULT_VARIABLE EXEC_CHECK
            )
            if(NOT EXEC_CHECK EQUAL 0)
                set(SHOULD_ADD FALSE)
            endif()
        endif()
        if(SHOULD_ADD)
            add_test(
                NAME "${LABEL}_${TEST_NAME}"
                COMMAND $<TARGET_FILE:pascalscript> "../${DIR}/${TEST_FILE}"
            )
            message(STATUS "Added ${LABEL}_${TEST_NAME} for ../${DIR}/${TEST_FILE}")
        endif()
    endforeach()
endfunction()

add_executable_pascal_examples("examples" "examples")