Merge pull request #118 from herbrechtsmeier/cmake

cmake: Export targets to package config
This commit is contained in:
Luca Boccassi 2017-04-05 10:51:20 +01:00 committed by GitHub
commit e84484c34c
2 changed files with 41 additions and 5 deletions

View File

@ -3,6 +3,10 @@ project(cppzmq)
find_package(ZeroMQ REQUIRED)
if (ZeroMQ_FOUND AND (NOT TARGET libzmq OR NOT TARGET libzmq-static))
message(FATAL_ERROR "ZeroMQ version not supported!")
endif()
set (${PROJECT_NAME}_VERSION ${ZeroMQ_VERSION})
message(STATUS "cppzmq v${${PROJECT_NAME}_VERSION}")
@ -11,21 +15,40 @@ set(CPPZMQ_HEADERS
zmq_addon.hpp
)
foreach (target cppzmq cppzmq-static)
add_library(${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")
if (NOT CMAKE_VERSION VERSION_LESS 3.0)
export(EXPORT ${PROJECT_NAME}-targets
FILE "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake")
endif()
configure_package_config_file(${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 ${${PROJECT_NAME}_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})

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@ -1,4 +1,12 @@
# cppzmq cmake module
#
# The following import targets are created
#
# ::
#
# cppzmq-static
# cppzmq
#
# This module sets the following variables in your project::
#
# cppzmq_FOUND - true if cppzmq found on the system
@ -8,8 +16,13 @@
@PACKAGE_INIT@
set(PN cppzmq)
set_and_check(${PN}_INCLUDE_DIR "${PACKAGE_PREFIX_DIR}/@CMAKE_INSTALL_INCLUDEDIR@")
set_and_check(${PN}_LIBRARY "@ZeroMQ_LIBRARY@")
set_and_check(${PN}_STATIC_LIBRARY "@ZeroMQ_STATIC_LIBRARY@")
check_required_components(${PN})
include(CMakeFindDependencyMacro)
find_dependency(ZeroMQ)
if(NOT TARGET @PROJECT_NAME@)
include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")
get_target_property(@PROJECT_NAME@_INCLUDE_DIR cppzmq INTERFACE_INCLUDE_DIRECTORIES)
get_target_property(@PROJECT_NAME@_LIBRARY libzmq LOCATION)
get_target_property(@PROJECT_NAME@_STATIC_LIBRARY libzmq-static LOCATION)
endif()