CMakeLists.txt

cmake_minimum_required(VERSION 3.16)
project(SubdomainDiscovery VERSION 1.0.0 LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Compiler flags for optimization
set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG -march=native")
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -DDEBUG")

# Find required packages
find_package(PkgConfig REQUIRED)
find_package(Threads REQUIRED)
find_package(OpenSSL REQUIRED)

# Find curl for HTTP requests
find_package(CURL REQUIRED)

# Find nlohmann/json for JSON parsing
find_package(nlohmann_json REQUIRED)

# Include directories
include_directories(${CMAKE_SOURCE_DIR}/include)

# Source files
set(SOURCES
    src/main.cpp
    src/dns_resolver.cpp
    src/http_checker.cpp
    src/ct_scanner.cpp
    src/search_engine.cpp
    src/zone_transfer.cpp
    src/thread_pool.cpp
    src/subdomain_discovery.cpp
    src/output_formatter.cpp
)

# Create executable
add_executable(${PROJECT_NAME} ${SOURCES})

# Link libraries
target_link_libraries(${PROJECT_NAME}
    ${CURL_LIBRARIES}
    OpenSSL::SSL
    OpenSSL::Crypto
    Threads::Threads
    nlohmann_json::nlohmann_json
)

# Installation
install(TARGETS ${PROJECT_NAME} DESTINATION bin)