smartbotic-database/CMakeLists.txt

# Smartbotic Database
# Standalone document database with gRPC API

cmake_minimum_required(VERSION 3.20)

# Read version from VERSION file
file(READ "${CMAKE_CURRENT_SOURCE_DIR}/VERSION" SMARTBOTIC_DB_VERSION)
string(STRIP "${SMARTBOTIC_DB_VERSION}" SMARTBOTIC_DB_VERSION)

# Detect standalone vs embedded mode
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
    # Building as standalone project
    project(smartbotic-database VERSION ${SMARTBOTIC_DB_VERSION} LANGUAGES CXX C)
    set(SMARTBOTIC_DB_STANDALONE ON)
else()
    # Building as embedded submodule
    set(SMARTBOTIC_DB_STANDALONE OFF)
endif()

# C++ settings
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

# Build options
option(SMARTBOTIC_DB_BUILD_CLIENT "Build the database client library" ON)
option(SMARTBOTIC_DB_BUILD_SERVICE "Build the database service executable" ${SMARTBOTIC_DB_STANDALONE})

# Find required packages
find_package(Protobuf REQUIRED)
find_package(gRPC CONFIG QUIET)
if(NOT gRPC_FOUND)
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(GRPC REQUIRED grpc++)
endif()
find_package(nlohmann_json 3.2.0 QUIET)
if(NOT nlohmann_json_FOUND)
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(NLOHMANN_JSON REQUIRED nlohmann_json)
endif()

# Find spdlog
find_package(spdlog QUIET)
if(NOT spdlog_FOUND)
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(SPDLOG REQUIRED spdlog)
endif()

# Optional: systemd support
find_package(PkgConfig)
if(PKG_CONFIG_FOUND)
    pkg_check_modules(SYSTEMD QUIET libsystemd)
endif()

# Proto compilation
add_subdirectory(proto)

# Client library
if(SMARTBOTIC_DB_BUILD_CLIENT)
    add_subdirectory(client)
endif()

# Service executable
if(SMARTBOTIC_DB_BUILD_SERVICE)
    add_subdirectory(service)
endif()

# Print configuration summary
if(SMARTBOTIC_DB_STANDALONE)
    message(STATUS "")
    message(STATUS "Smartbotic Database ${SMARTBOTIC_DB_VERSION}")
    message(STATUS "  Build client library: ${SMARTBOTIC_DB_BUILD_CLIENT}")
    message(STATUS "  Build service:        ${SMARTBOTIC_DB_BUILD_SERVICE}")
    message(STATUS "  Systemd support:      ${SYSTEMD_FOUND}")
    message(STATUS "")
endif()