CMakeLists.txt

####################################################################################################
#
# PicoScheme build instruction for Windows with Visual Studio installed:
# 1) Open a developer console for Visual Studio and change into the PicoScheme directory.
# 2) Type 'mkdir build' to create a new build subdirectory.
# 3) Type 'cmake -H. -Bbuild' to generate a Visual Studio project file
# 4) Change into the 'build' subdirectory and type 'msbuild PicoScheme.sln'
# 5) Change into the 'Debug' subdirectory and type 'picoscm ../../test/picoscmrc.scm'

cmake_minimum_required(VERSION 3.2)

set(CMAKE_BUILD_TYPE Debug)

project(PicoScheme VERSION 0.1 LANGUAGES CXX)
set(LIB_NAME picoscheme)

# Set debug flags for gcc
if(CMAKE_COMPILER_IS_GNUCC)
    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -ggdb  -Wno-padded")
    set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -ggdb  -Wno-padded")
endif(CMAKE_COMPILER_IS_GNUCC)

# Add source directory
file(GLOB SOURCES "src/*.cpp")

set(INCLUDE_PATH "${PROJECT_SOURCE_DIR}/src/include/picoscm")

####################################################################################################
option (BUILD_SHARED_LIBS "build picoscheme as shared library" OFF)

add_library(${LIB_NAME} ${SOURCES})

target_include_directories(${LIB_NAME} PRIVATE ${INCLUDE_PATH})

if(MSVC)
    target_compile_options(${LIB_NAME} PRIVATE /W3 /std:c++17 /wd4996)
else(MSVC)
    target_compile_options(${LIB_NAME} PRIVATE -Wall -Wno-padded -Wextra -pedantic)
endif(MSVC)

#target_compile_options(${LIB_NAME} PRIVATE -Wall) # -Wno-sign-conversion)
set_target_properties(${LIB_NAME} PROPERTIES CXX_STANDARD 17 CXX_EXTENSIONS OFF)

install (TARGETS ${LIB_NAME} DESTINATION lib)
install (DIRECTORY ${INCLUDE_PATH} DESTINATION include FILES_MATCHING PATTERN "*.hpp")

####################################################################################################
option (GENERATE_TESTMAIN "Generate a test main program with a basic scheme repl" ON)

if (GENERATE_TESTMAIN)
    set(EXEC_NAME picoscm)

    add_executable(${EXEC_NAME} "test/${EXEC_NAME}.cpp")
    target_include_directories(${EXEC_NAME} PUBLIC "${PROJECT_SOURCE_DIR}/src/include")
    target_link_libraries(${EXEC_NAME} ${LIB_NAME})

    if(MSVC)
        target_compile_options(${EXEC_NAME} PRIVATE /W3 /std:c++17)
    else(MSVC)
        target_compile_options(${EXEC_NAME} PRIVATE -Wall -Wno-padded -Wextra -pedantic)
    endif(MSVC)

    set_target_properties(${EXEC_NAME} PROPERTIES CXX_STANDARD 17 CXX_EXTENSIONS OFF)

    install (TARGETS ${EXEC_NAME} DESTINATION bin)
endif (GENERATE_TESTMAIN)