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239 lines
6.6 KiB
239 lines
6.6 KiB
# This file is part of the Owl Positioning System (OwlPS) project.
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# It is subject to the copyright notice and license terms in the
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# COPYRIGHT.t2t file found in the top-level directory of this
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# distribution and at
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# https://code.lm7.fr/mcy/owlps/src/master/COPYRIGHT.t2t
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# No part of the OwlPS Project, including this file, may be copied,
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# modified, propagated, or distributed except according to the terms
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# contained in the COPYRIGHT.t2t file; the COPYRIGHT.t2t file must be
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# distributed along with this file, either separately or by replacing
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# this notice by the COPYRIGHT.t2t file's contents.
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cmake_minimum_required(VERSION 2.8)
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project(OwlPS)
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### Build paths ###
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
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# Path for the generated header files
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set(GENERATED_INCLUDE "${PROJECT_BINARY_DIR}/include")
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include_directories("${GENERATED_INCLUDE}")
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### Dependencies ###
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# Note: we test here the dependencies relevant for more than one module;
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# other tests are done in each module's directory.
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# Add cmake/Modules to the molude path so that CMake can find the
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# additional FindXXX modules we (unfortunately have to) ship
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set(CMAKE_MODULE_PATH
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${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules")
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# Check if we've got POSIX threads
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set(CMAKE_THREAD_PREFER_PTHREAD on)
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find_package(Threads)
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if (CMAKE_THREAD_LIBS_INIT AND CMAKE_USE_PTHREADS_INIT)
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set(HAVE_PTHREADS true)
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endif()
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# Check if we've got the Confuse library
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find_package(Confuse)
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# Check if Doxygen is available
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find_package(Doxygen)
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### OwlPS' version ###
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# First, try to get it from the environment variable OWLPS_VERSION
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if (NOT "$ENV{OWLPS_VERSION}" STREQUAL "")
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add_definitions(-DOWLPS_VERSION="$ENV{OWLPS_VERSION}")
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# Environment variable OWLPS_VERSION not set: try to get the version
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# number from git describe
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else()
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execute_process(
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COMMAND git describe
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WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
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RESULT_VARIABLE RET
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OUTPUT_VARIABLE OWLPS_VERSION
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ERROR_QUIET
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (${RET} EQUAL 0)
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add_definitions(-DOWLPS_VERSION="${OWLPS_VERSION}")
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else()
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add_definitions(-DOWLPS_VERSION="unknown version")
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endif()
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endif()
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### Options ###
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# Configurations
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set(CMAKE_CONFIGURATION_TYPES
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Debug Release RelWithDebInfo MinSizeRel
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CACHE STRING "Set the configurations" FORCE)
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# Default configuration
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if (NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE RelWithDebInfo
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CACHE STRING "Set the default configuration" FORCE)
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endif()
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### Flags ###
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# Specific compiler flags
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# These variables are to be used (manually) when compiling a shared
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# library or an executable (or static library).
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set(SHARED_FLAGS "-fPIC")
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set(EXE_FLAGS "-fPIE")
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# Common compiler flags
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set(C_CXX_COMMON_FLAGS "-Wall -Wextra")
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set(C_FLAGS "${C_CXX_COMMON_FLAGS} -Wstrict-prototypes")
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set(CXX_FLAGS "${C_CXX_COMMON_FLAGS}")
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if (NOT CMAKE_C_FLAGS)
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set(CMAKE_C_FLAGS ${C_FLAGS}
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CACHE STRING "Set default C flags" FORCE)
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endif()
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if (NOT CMAKE_CXX_FLAGS)
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set(CMAKE_CXX_FLAGS ${CXX_FLAGS}
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CACHE STRING "Set default C++ flags" FORCE)
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endif()
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# Linker flags
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# Question: why the hell does CMAKE_SHARED_LINKER_FLAGS contain " "
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# by default?!
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if ("${CMAKE_SHARED_LINKER_FLAGS}" STREQUAL " ")
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set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--no-undefined"
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CACHE STRING "Set default shared linker flags" FORCE)
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endif()
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# Linker flags when linking an executable
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# Note: -fpie prevents from building static executables, therefore it
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# has been deactivated, but it would be nice to find a work-around
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# to allow building dynamic (and semistatic) targets with -pie and
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# static ones without.
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#if ("${CMAKE_EXE_LINKER_FLAGS}" STREQUAL " ")
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# set(CMAKE_EXE_LINKER_FLAGS "-pie -fPIE"
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# CACHE STRING "Set default shared linker flags" FORCE)
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#endif()
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### Libraries targets ###
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add_subdirectory(libowlps)
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include_directories(libowlps)
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add_subdirectory(libowlps-client)
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include_directories(libowlps-client)
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add_subdirectory(libowlps-resultreader)
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include_directories(libowlps-resultreader)
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### Programs targets ###
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## Aggregator ##
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if (HAVE_PTHREADS AND CONFUSE_FOUND)
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add_subdirectory(owlps-aggregator)
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else() # Warn the user about missing dependencies
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if (NOT HAVE_PTHREADS)
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message(WARNING
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"OwlPS Aggregator dependency missing: POSIX threads")
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endif()
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if (NOT CONFUSE_FOUND)
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message(WARNING
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"OwlPS Aggregator dependency missing: libConfuse")
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endif()
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endif()
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## Client ##
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add_subdirectory(owlps-client)
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## Listener ##
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add_subdirectory(owlps-listener)
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## Positioner ##
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# OwlPS Positioner can be built only with a minimal version of GCC, or
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# Clang++. CMAKE_CXX_COMPILER_VERSION is not guaranteed to be set, so we
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# will test the version number only if possible.
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set(POSITIONER_MIN_GCC_VERSION 4.7)
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set(POSITIONER_MIN_CLANG_VERSION 3.2)
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if (CMAKE_CXX_COMPILER_ID STREQUAL GNU) # Are we using GCC?
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# Test the compiler version if we can
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if (${CMAKE_CXX_COMPILER_VERSION} AND
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${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS ${POSITIONER_MIN_GCC_VERSION})
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# GCC's version is too low
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message(WARNING
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"OwlPS Positioner requires GCC (g++) >= ${POSITIONER_MIN_GCC_VERSION}")
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else()
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# GCC's version is OK or we couldn'd get it
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add_subdirectory(owlps-positioner)
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endif()
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elseif (CMAKE_CXX_COMPILER_ID STREQUAL Clang) # Are we using Clang?
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if (${CMAKE_CXX_COMPILER_VERSION} AND
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${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS ${POSITIONER_MIN_CLANG_VERSION})
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# Clang's version is too low
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message(WARNING
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"OwlPS Positioner requires GCC >= ${POSITIONER_MIN_GCC_VERSION}")
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else()
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# Clang's version is OK or we couldn'd get it
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add_subdirectory(owlps-positioner)
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endif()
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else() # we're not using GCC
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message(WARNING
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"OwlPS Positioner requires GCC (>= ${POSITIONER_MIN_GCC_VERSION}) or Clang (>= ${POSITIONER_MIN_CLANG_VERSION})")
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endif()
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## UDP-to-HTTP ##
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if (HAVE_PTHREADS)
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add_subdirectory(owlps-udp-to-http)
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else() # Warn the user about missing dependencies
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message(WARNING
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"OwlPS UDP-to-HTTP dependency missing: POSIX threads")
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endif()
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## Scripts ##
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add_subdirectory(scripts)
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### Documentation ###
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add_subdirectory(doc)
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### Meta-targets ###
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# The OWLPS_SEMISTATIC_TARGET is defined in subdirectories
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add_custom_target(semistatic DEPENDS ${OWLPS_SEMISTATIC_TARGETS})
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# The OWLPS_STATIC_TARGET is defined in subdirectories
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add_custom_target(static DEPENDS ${OWLPS_STATIC_TARGETS})
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### Tests ###
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add_custom_target(tests
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COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/test_positioner
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DEPENDS test_positioner)
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