CMakeLists.txt

cmake_minimum_required(VERSION 3.16)
project(OOP)

set(CMAKE_CXX_STANDARD 20)

set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

# One exe per .cpp in DIR_PATH.  TARGET_PREFIX scopes names across folders
# (e.g. Inheritance/basic.cpp → Inheritance_basic).
function(add_topic DIR_PATH TARGET_PREFIX)
    file(GLOB CPP_FILES CONFIGURE_DEPENDS "${DIR_PATH}/*.cpp")
    foreach(FILE ${CPP_FILES})
        get_filename_component(STEM ${FILE} NAME_WE)
        if(TARGET_PREFIX STREQUAL "")
            set(TARGET_NAME "${STEM}")
        else()
            set(TARGET_NAME "${TARGET_PREFIX}_${STEM}")
        endif()
        add_executable(${TARGET_NAME} ${FILE})
    endforeach()
endfunction()

# Root-level scratch files (no prefix)
add_topic(${CMAKE_SOURCE_DIR} "")

# Auto-discover every subdirectory — add/remove folders freely, never edit this file.
# CONFIGURE_DEPENDS re-triggers CMake when the directory listing changes.
file(GLOB _ENTRIES LIST_DIRECTORIES true CONFIGURE_DEPENDS "${CMAKE_SOURCE_DIR}/*")
foreach(_ENTRY ${_ENTRIES})
    if(IS_DIRECTORY "${_ENTRY}")
        get_filename_component(_DIRNAME "${_ENTRY}" NAME)
        # Skip build output dirs and anything starting with . (hidden / IDE dirs)
        if(NOT _DIRNAME MATCHES "^(cmake-build.*|build|out|CMakeFiles|\\..*)")
            string(MAKE_C_IDENTIFIER "${_DIRNAME}" _PREFIX)
            add_topic("${_ENTRY}" "${_PREFIX}")
        endif()
    endif()
endforeach()