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Merge pull request #133 from ax3l/fix-pkgConfigAutotools

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CMake: pkg-config Fallback
This commit is contained in:
Luca Boccassi 2017-07-20 17:13:30 +01:00 committed by GitHub
commit a89d35b1ec
3 changed files with 42 additions and 3 deletions
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14
CMakeLists.txt
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@ -1,7 +1,16 @@
cmake_minimum_required(VERSION 2.8.12) cmake_minimum_required(VERSION 3.0.0)
project(cppzmq) project(cppzmq)
find_package(ZeroMQ REQUIRED) find_package(ZeroMQ)
# libzmq autotools install: fallback to pkg-config
if(NOT ZeroMQ_FOUND)
include(${CMAKE_CURRENT_LIST_DIR}/libzmqPkgConfigFallback.cmake)
endif()
if(NOT ZeroMQ_FOUND)
message(FATAL_ERROR "ZeroMQ was NOT found!")
endif()
if (ZeroMQ_FOUND AND (NOT TARGET libzmq OR NOT TARGET libzmq-static)) if (ZeroMQ_FOUND AND (NOT TARGET libzmq OR NOT TARGET libzmq-static))
message(FATAL_ERROR "ZeroMQ version not supported!") message(FATAL_ERROR "ZeroMQ version not supported!")
@ -51,4 +60,5 @@ install(EXPORT ${PROJECT_NAME}-targets
DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR}) DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR})
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
${CMAKE_SOURCE_DIR}/libzmqPkgConfigFallback.cmake
DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR}) DESTINATION ${CPPZMQ_CMAKECONFIG_INSTALL_DIR})

11
cppzmqConfig.cmake.in
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@ -17,7 +17,16 @@
@PACKAGE_INIT@ @PACKAGE_INIT@
include(CMakeFindDependencyMacro) include(CMakeFindDependencyMacro)
find_dependency(ZeroMQ) find_package(ZeroMQ)
# libzmq autotools install: fallback to pkg-config
if(NOT ZeroMQ_FOUND)
include(${CMAKE_CURRENT_LIST_DIR}/libzmqPkgConfigFallback.cmake)
endif()
if(NOT ZeroMQ_FOUND)
message(FATAL_ERROR "ZeroMQ was NOT found!")
endif()
if(NOT TARGET @PROJECT_NAME@) if(NOT TARGET @PROJECT_NAME@)
include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake") include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")

20
libzmqPkgConfigFallback.cmake Normal file
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@ -0,0 +1,20 @@
find_package(PkgConfig)
pkg_check_modules(PC_LIBZMQ QUIET libzmq)
set(ZeroMQ_VERSION ${PC_LIBZMQ_VERSION})
find_library(ZeroMQ_LIBRARY NAMES libzmq.so
PATHS ${PC_LIBZMQ_LIBDIR} ${PC_LIBZMQ_LIBRARY_DIRS})
find_library(ZeroMQ_STATIC_LIBRARY NAMES libzmq.a
PATHS ${PC_LIBZMQ_LIBDIR} ${PC_LIBZMQ_LIBRARY_DIRS})
add_library(libzmq SHARED IMPORTED)
set_property(TARGET libzmq PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${PC_LIBZMQ_INCLUDE_DIRS})
set_property(TARGET libzmq PROPERTY IMPORTED_LOCATION ${ZeroMQ_LIBRARY})
add_library(libzmq-static STATIC IMPORTED ${PC_LIBZMQ_INCLUDE_DIRS})
set_property(TARGET libzmq-static PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${PC_LIBZMQ_INCLUDE_DIRS})
set_property(TARGET libzmq-static PROPERTY IMPORTED_LOCATION ${ZeroMQ_STATIC_LIBRARY})
if(ZeroMQ_LIBRARY AND ZeroMQ_STATIC_LIBRARY)
set(ZeroMQ_FOUND ON)
endif()