cppzmq/CMakeLists.txt
Kleis Auke Wolthuizen 7d8e3ab473 Problem: Missing QUIET option causes a CMake warning
When libzmq is installed via a package manager, it causes a CMake warning when building cppzmq, which can be safely ignored.
2018-05-02 15:24:30 +02:00

85 lines
3.0 KiB
CMake

cmake_minimum_required(VERSION 3.0.0)
list (APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
include (DetectCPPZMQVersion)
project(cppzmq VERSION ${DETECTED_CPPZMQ_VERSION})
find_package(ZeroMQ QUIET)
# libzmq autotools install: fallback to pkg-config
if(NOT ZeroMQ_FOUND)
# try again with pkg-config (normal install of zeromq)
list (APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR}/libzmq-pkg-config)
find_package(ZeroMQ REQUIRED)
endif()
if (ZeroMQ_FOUND AND (NOT TARGET libzmq OR NOT TARGET libzmq-static))
message(FATAL_ERROR "ZeroMQ version not supported!")
endif()
if (EXISTS "${CMAKE_SOURCE_DIR}/.git")
OPTION (ENABLE_DRAFTS "Build and install draft classes and methods" ON)
else ()
OPTION (ENABLE_DRAFTS "Build and install draft classes and methods" OFF)
endif ()
if (ENABLE_DRAFTS)
ADD_DEFINITIONS (-DZMQ_BUILD_DRAFT_API)
set (pkg_config_defines "-DZMQ_BUILD_DRAFT_API=1")
else (ENABLE_DRAFTS)
set (pkg_config_defines "")
endif (ENABLE_DRAFTS)
message(STATUS "cppzmq v${CPPZMQ_VERSION}")
set(CPPZMQ_HEADERS
zmq.hpp
zmq_addon.hpp
)
foreach (target cppzmq cppzmq-static)
add_library(${target} INTERFACE)
target_include_directories(${target} INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
$<INSTALL_INTERFACE:include>)
endforeach()
target_link_libraries(cppzmq INTERFACE libzmq)
target_link_libraries(cppzmq-static INTERFACE libzmq-static)
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
install(TARGETS cppzmq cppzmq-static
EXPORT ${PROJECT_NAME}-targets)
install(FILES ${CPPZMQ_HEADERS}
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
# GNUInstallDirs "DATADIR" wrong here; CMake search path wants "share".
set(CPPZMQ_CMAKECONFIG_INSTALL_DIR "share/cmake/${PROJECT_NAME}" CACHE STRING "install path for cppzmqConfig.cmake")
export(EXPORT ${PROJECT_NAME}-targets
FILE "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake")
configure_package_config_file(${PROJECT_NAME}Config.cmake.in
"${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
INSTALL_DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR})
write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
VERSION ${CPPZMQ_VERSION}
COMPATIBILITY AnyNewerVersion)
install(EXPORT ${PROJECT_NAME}-targets
FILE ${PROJECT_NAME}Targets.cmake
DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR})
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR})
install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/libzmq-pkg-config/FindZeroMQ.cmake
DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR}/libzmq-pkg-config)
option(CPPZMQ_BUILD_TESTS "Whether or not to build the tests" ON)
if (CPPZMQ_BUILD_TESTS)
enable_testing()
add_subdirectory(tests)
endif()