Crow/CMakeLists.txt

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CMake
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#####################################
# Define Project-Wide Settings
#####################################
cmake_minimum_required(VERSION 3.15.0 FATAL_ERROR)
# Define the project name and language
project(Crow
LANGUAGES CXX
)
# Make sure Findasio.cmake module is found
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
# Check if Crow is the main project
set(CROW_IS_MAIN_PROJECT OFF)
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
set(CROW_IS_MAIN_PROJECT ON)
endif()
# Set required C++ standard
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
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# Default to build type "Release" unless tests are being built
if(NOT CMAKE_BUILD_TYPE)
if (NOT CROW_BUILD_TESTS)
message(STATUS "No build type selected, default to Release")
set(CMAKE_BUILD_TYPE "Release")
else()
message(STATUS "No build type selected but tests are being built, default to Debug")
set(CMAKE_BUILD_TYPE "Debug")
endif()
endif()
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#####################################
# Define Options
#####################################
option(CROW_BUILD_EXAMPLES "Build the examples in the project" ${CROW_IS_MAIN_PROJECT})
option(CROW_BUILD_TESTS "Build the tests in the project" ${CROW_IS_MAIN_PROJECT})
option(CROW_AMALGAMATE "Combine all headers into one" OFF)
option(CROW_INSTALL "Add install step for Crow" ON )
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# Possible values: ssl, compression
option(CROW_FEATURES "Enable features extending Crow's abilities" "")
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#####################################
# Define Targets
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#####################################
add_library(Crow INTERFACE)
add_library(Crow::Crow ALIAS Crow)
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target_include_directories(Crow
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include>
)
find_package(asio REQUIRED)
target_link_libraries(Crow
INTERFACE
asio::asio
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)
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target_compile_definitions(Crow INTERFACE "")
if("compression" IN_LIST CROW_FEATURES)
find_package(ZLIB REQUIRED)
target_link_libraries(Crow INTERFACE ZLIB::ZLIB)
target_compile_definitions(Crow INTERFACE CROW_ENABLE_COMPRESSION)
endif()
if("ssl" IN_LIST CROW_FEATURES)
find_package(OpenSSL REQUIRED)
target_link_libraries(Crow INTERFACE OpenSSL::SSL)
target_compile_definitions(Crow INTERFACE CROW_ENABLE_SSL)
endif()
if(CROW_AMALGAMATE)
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/crow_all.h
COMMAND python3 ${CMAKE_CURRENT_SOURCE_DIR}/scripts/merge_all.py
${CMAKE_CURRENT_SOURCE_DIR}/include
${CMAKE_CURRENT_BINARY_DIR}/crow_all.h
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/include/*.h ${CMAKE_CURRENT_SOURCE_DIR}/include/crow/*.h ${CMAKE_CURRENT_SOURCE_DIR}/include/crow/middlewares/*.h
)
add_custom_target(crow_amalgamated ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/crow_all.h)
endif()
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# Examples
if(CROW_BUILD_EXAMPLES)
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add_subdirectory(examples)
endif()
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# Tests
if(NOT MSVC AND CROW_BUILD_TESTS)
if(NOT "compression" IN_LIST CROW_FEATURES)
message(STATUS "Compression tests are omitted. (Configure with CROW_FEATURES containing 'compression' to enable them)")
endif()
if(NOT "ssl" IN_LIST CROW_FEATURES)
message(STATUS "SSL tests are omitted. (Configure with CROW_FEATURES containing 'ssl' to enable them)")
else()
add_test(NAME ssl_test COMMAND ${CMAKE_CURRENT_BINARY_DIR}/tests/ssl/ssltest)
endif()
add_subdirectory(tests)
enable_testing()
add_test(NAME crow_test COMMAND ${CMAKE_CURRENT_BINARY_DIR}/tests/unittest)
add_test(NAME template_test COMMAND ${CMAKE_CURRENT_BINARY_DIR}/tests/template/test.py WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/tests/template)
endif()
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#####################################
# Install Files
#####################################
if(CROW_INSTALL)
include(GNUInstallDirs)
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install(TARGETS Crow EXPORT CrowTargets)
install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/include/
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
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install(EXPORT CrowTargets
FILE CrowTargets.cmake
NAMESPACE Crow::
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/Crow"
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)
include(CMakePackageConfigHelpers)
configure_package_config_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/CrowConfig.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/CrowConfig.cmake"
INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/Crow"
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)
install(FILES
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/Findasio.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/CrowConfig.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/Crow"
)
endif()
set(CPACK_GENERATOR "DEB")
set(CPACK_PACKAGE_NAME "Crow")
set(CPACK_DEBIAN_PACKAGE_MAINTAINER "CrowCpp")
set(CPACK_PACKAGE_VENDOR "CrowCpp")
set(CPACK_PACKAGE_DESCRIPTION "A Fast and Easy to use C++ microframework for the web.")
set(CPACK_PACKAGE_HOMEPAGE_URL "https://crowcpp.org")
set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "all")
set(CPACK_DEBIAN_PACKAGE_DEBUG OFF)
set(CPACK_DEBIAN_PACKAGE_DEPENDS "libasio-dev")
set(CPACK_DEBIAN_PACKAGE_SECTION "libdevel")
include(CPack)
#####################################
# Uninstall Files
#####################################
if(NOT TARGET uninstall)
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
IMMEDIATE @ONLY)
add_custom_target(uninstall
COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
endif()