generic-library/cppzmq
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CMake: pkg-config Fallback

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Try to find installs of `libzmq` that were performed with
autotools with a `pkg-config` fallback.
This commit is contained in:
Axel Huebl 2017-07-14 16:03:06 +02:00
parent b0e6d4bacd
commit 217985adf0
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GPG Key ID: 472D2C364E21D94B
2 changed files with 58 additions and 2 deletions
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30
CMakeLists.txt
View File

@ -1,7 +1,35 @@
cmake_minimum_required(VERSION 2.8.12)
project(cppzmq)
find_package(ZeroMQ REQUIRED)
find_package(ZeroMQ)
# libzmq autotools install: fallback to pkg-config
if(NOT ZeroMQ_FOUND)
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()
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))
message(FATAL_ERROR "ZeroMQ version not supported!")

30
cppzmqConfig.cmake.in
View File

@ -17,7 +17,35 @@
@PACKAGE_INIT@
include(CMakeFindDependencyMacro)
find_dependency(ZeroMQ)
find_package(ZeroMQ)
# libzmq autotools install: fallback to pkg-config
if(NOT ZeroMQ_FOUND)
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 ${ZeroMQ_STATIC_LIBRARY})
if(ZeroMQ_LIBRARY AND ZeroMQ_STATIC_LIBRARY)
set(ZeroMQ_FOUND ON)
endif()
endif()
if(NOT ZeroMQ_FOUND)
message(FATAL_ERROR "ZeroMQ was NOT found!")
endif()
if(NOT TARGET @PROJECT_NAME@)
include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")