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#
#==================================================================================
# Copyright (c) 2019 Nokia
# Copyright (c) 2018-2019 AT&T Intellectual Property.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#==================================================================================
#
project( rmr LANGUAGES C )
cmake_minimum_required( VERSION 3.5 )
set( major_version "0" ) # automatically populated from git tag later
set( minor_version "0" )
set( patch_level "0" )
set( install_root "${CMAKE_INSTALL_PREFIX}" )
set( install_lib "lib" )
set( install_inc "include/rmr" )
if( MAN_PREFIX )
set( install_man ${MAN_PREFIX} ) # is there a cmake var for this -- can't find one
else()
set( install_man "/usr/share/man" ) # this needs to be fixed so it's not hard coded
endif()
# Must use GNUInstallDirs to install libraries into correct
# locations on all platforms.
include( GNUInstallDirs )
if( NOT BUILD_LIB )
set( BUILD_LIB lib )
endif()
# ---------------- extract some things from git ------------------------------
# commit id for the version string
execute_process(
COMMAND bash -c "git rev-parse --short HEAD|awk '{printf\"%s\", $0}'"
OUTPUT_VARIABLE git_id
)
# version information for library names and version string
execute_process(
COMMAND bash -c "git describe --tags --abbrev=0 HEAD 2>/dev/null | awk -v tag=0.0.4095 ' { tag=$1 } END{ print tag suffix }'|sed 's/\\./;/g' "
OUTPUT_VARIABLE mmp_version_str
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE
)
# extra indicator to show that the build was based on modified file(s) and not the true commit
# (no hope of reproducing the exact library for debugging). Used only for the internal version
# string.
execute_process(
COMMAND bash -c "git diff --shortstat|awk -v fmt=%s -v r=-rotten '{ s=r } END { printf( fmt, s ) }'"
OUTPUT_VARIABLE spoiled_str
)
set( mmp_version ${mmp_version_str} )
list( GET mmp_version 0 major_version )
list( GET mmp_version 1 minor_version )
list( GET mmp_version 2 patch_level )
message( "+++ building ${major_version}.${minor_version}.${patch_level}${spoiled_str}" )
# define constants used in the version string
add_definitions(
-DGIT_ID=${git_id}
-DMAJOR_VER=${major_version}
-DMINOR_VER=${minor_version}
-DPATCH_VER=${patch_level}${spoiled_str}
)
# ---------------- setup nano/nng things ---------------------------------------
if( NOT SKIP_EXTERNALS )
set( need_ext 1 ) # we force dependences on these for right build order
execute_process( COMMAND git submodule update --init -- ext/nng
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
execute_process( COMMAND git submodule update --init -- ext/nanomsg
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
if( NOT EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/ext/nng/CMakeLists.txt )
message( FATAL_ERROR "cannot find nng in our git source as a submodule: Giving up" ) # this will abort which seems wrong, but tdam.
endif()
include( ExternalProject )
ExternalProject_Add(
ext_nng
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ext/nng"
CMAKE_ARGS "-DBUILD_SHARED_LIBS=1"
CMAKE_ARGS "-DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}"
BUILD_COMMAND "make"
UPDATE_COMMAND ""
TEST_COMMAND ""
STEP_TARGETS build
)
ExternalProject_Add(
nanomsg
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ext/nanomsg"
BUILD_COMMAND "make"
UPDATE_COMMAND ""
CMAKE_ARGS "-DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}"
TEST_COMMAND ""
STEP_TARGETS build
)
# it seems impossible to install everything that lands in {bin}/lib, so we need to
# hard code (shudder) some things. Even worse, we have to make exceptions for
# builds on apple (osx) since their naming convention wandered off the path.
set( nng_major 1 )
set( nng_minor 1.0 )
set( nano_major 5 )
set( nano_minor 1.0 )
set( so ${CMAKE_SHARED_LIBRARY_SUFFIX} ) # cmake variables are impossibly long :(
if( NOT APPLE ) # probably breaks in windows, but idc
set( nng_so_suffix ${so} )
set( nng_so_suffix_m ${so}.${nng_major} )
set( nng_so_suffix_mm ${so}.${nng_major}.${nng_minor} )
set( nano_so_suffix ${so} )
set( nano_so_suffix_m ${so}.${nano_major} )
set( nano_so_suffix_mm ${so}.${nano_major}.${nano_minor} )
else()
# of course apple puts versions before the suffix :(
set( nng_so_suffix ${so} ) # so has a lead dot, so NOT needed
set( nng_so_suffix_m ".${nng_major}${so}" ) # these need leading dots
set( nng_so_suffix_mm ".${nng_major}.${nng_minor}${so}" )
set( nano_so_suffix ${so} )
set( nano_so_suffix_m ".${nano_major}${so}" )
set( nano_so_suffix_mm ".${nano_major}.${nano_minor}${so}" )
endif()
message( "+++ installing nano/nng with: ${nano_major}.${nano_minor} | ${nng_major}.${nng_minor}" )
else()
set( need_ext 0 )
endif()
unset( SKIP_EXTERNALS CACHE ) # prevent it from being applied next build unless specifically set on comd line
# this gets us round a chicken/egg problem. include files don't exist until make is run
# but Cmake insists on having these exist when we add them to include directories to
# enable rmr code to find them after we build them.
#
execute_process( COMMAND "mkdir -p ${CMAKE_CURRENT_BINARY_DIR}/include/nng" )
include_directories( "${CMAKE_CURRENT_BINARY_DIR}/include" )
# Compiler flags
#
set( CMAKE_POSITION_INDEPENDENT_CODE ON )
set( CMAKE_CXX_FLAGS "-g -Wall " )
# Include modules
add_subdirectory( src/common )
add_subdirectory( src/nanomsg )
add_subdirectory( src/nng )
add_subdirectory( doc ) # this will auto skip if {X}fm is not available
# shared and static libraries built from the same object files
# Nanomsg based library (librmr )
# library is built by pulling object files from nano and common subdirs
#
add_library( rmr_shared SHARED "$<TARGET_OBJECTS:nano_objects>;$<TARGET_OBJECTS:common_objects>" )
add_library( rmr_static STATIC "$<TARGET_OBJECTS:nano_objects>;$<TARGET_OBJECTS:common_objects>" )
# both libraries to be named with librmr prefix and given version numbers with sym links
set_target_properties( rmr_shared
PROPERTIES
OUTPUT_NAME "rmr"
SOVERSION ${major_version}
VERSION ${major_version}.${minor_version}.${patch_level} )
set_target_properties( rmr_static
PROPERTIES
OUTPUT_NAME "rmr"
SOVERSION ${major_version}
VERSION ${major_version}.${minor_version}.${patch_level} )
# NNG based library (librmr_nng )
# library is built by pulling objects from nng and common subdirs.
#
add_library( rmr_nng_shared SHARED "$<TARGET_OBJECTS:nng_objects>;$<TARGET_OBJECTS:common_objects>" )
add_library( rmr_nng_static STATIC "$<TARGET_OBJECTS:nng_objects>;$<TARGET_OBJECTS:common_objects>" )
# if externals need to be built, then we must force them to be built first by depending on them
if( need_ext )
add_dependencies( rmr_static;rmr_shared nanomsg )
add_dependencies( rmr_nng_shared;rmr_nng_static ext_nng )
endif()
# both libraries to be named with librmr_nng prefix and given version numbers with sym links
set_target_properties( rmr_nng_shared
PROPERTIES
OUTPUT_NAME "rmr_nng"
SOVERSION ${major_version}
VERSION ${major_version}.${minor_version}.${patch_level} )
set_target_properties( rmr_nng_static
PROPERTIES
OUTPUT_NAME "rmr_nng"
SOVERSION ${major_version}
VERSION ${major_version}.${minor_version}.${patch_level} )
#
if( APPLE )
message( "### apple hack: forcing hard coded library paths for nng/nano dynamic libraries" )
target_link_libraries( rmr_shared ${CMAKE_CURRENT_BINARY_DIR}/lib/libnanomsg${nano_so_suffix} )
target_link_libraries( rmr_nng_shared ${CMAKE_CURRENT_BINARY_DIR}/lib/libnng${nng_so_suffix} )
endif()
# Define directories where package should drop things when installed
# In CMake speak archive == *.a library == *.so, so both are needed
# Headers from the common directory are forced to install by the local CM file in common. At
# the moment, there are no header files specific to either nano or nng, so to the public
# header directive is moot, but needed if some day there is one.
#
#install( TARGETS rmr_nng_shared;rmr_nng_static;rmr_shared;rmr_static;rmr_nng_shared_mm EXPORT LibraryConfig
install( TARGETS rmr_nng_shared;rmr_nng_static;rmr_shared;rmr_static EXPORT LibraryConfig
ARCHIVE DESTINATION ${install_lib}
LIBRARY DESTINATION ${install_lib}
PUBLIC_HEADER DESTINATION ${install_inc}
)
# install any nano/nng libraries in to the deb as well, but ONLY if we created them.
# (sure would be nice if FILEs allowed for globbing; sadlyy it does not.
#
if( need_ext )
message( "including nano and nng libraries in the deb" )
install( FILES
${CMAKE_CURRENT_BINARY_DIR}/${BUILD_LIB}/libnanomsg${nano_so_suffix}
${CMAKE_CURRENT_BINARY_DIR}/${BUILD_LIB}/libnanomsg${nano_so_suffix_m}
${CMAKE_CURRENT_BINARY_DIR}/${BUILD_LIB}/libnanomsg${nano_so_suffix_mm}
${CMAKE_CURRENT_BINARY_DIR}/${BUILD_LIB}/libnng${nng_so_suffix}
${CMAKE_CURRENT_BINARY_DIR}/${BUILD_LIB}/libnng${nng_so_suffix_m}
${CMAKE_CURRENT_BINARY_DIR}/${BUILD_LIB}/libnng${nng_so_suffix_mm}
DESTINATION ${install_lib}
)
endif()
IF( EXISTS "${CMAKE_ROOT}/Modules/CPack.cmake" )
include( InstallRequiredSystemLibraries )
set( CPACK_set_DESTDIR "on" )
set( CPACK_PACKAGING_INSTALL_PREFIX "${install_root}" )
set( CPACK_GENERATOR "DEB" )
set( CPACK_PACKAGE_DESCRIPTION "Thin library for RIC xAPP messaging routed based on message type." )
set( CPACK_PACKAGE_DESCRIPTION_SUMMARY "RIC message routing library" )
set( CPACK_PACKAGE_VENDOR "None" )
set( CPACK_PACKAGE_CONTACT "None" )
set( CPACK_PACKAGE_VERSION_MAJOR "${major_version}" )
set( CPACK_PACKAGE_VERSION_MINOR "${minor_version}" )
set( CPACK_PACKAGE_VERSION_PATCH "${patch_level}" )
set( CPACK_PACKAGE_FILE_NAME "${CMAKE_PROJECT_NAME}_${major_version}.${minor_version}.${CPACK_PACKAGE_VERSION_PATCH}${spoiled_str}" )
set( CPACK_SOURCE_PACKAGE_FILE_NAME "vric${CMAKE_PROJECT_NAME}_${major_version}.${minor_version}.${CPACK_PACKAGE_VERSION_PATCH}" )
# we build and ship the libraries, so there is NO dependency
#set( CPACK_DEBIAN_PACKAGE_DEPENDS "nanomsg ( >= 1.1.4 ), nng ( >= 1.1.1 )" )
set( CPACK_DEBIAN_PACKAGE_PRIORITY "optional" )
set( CPACK_DEBIAN_PACKAGE_SECTION "ric" )
set( CPACK_DEBIAN_ARCHITECTURE ${CMAKE_SYSTEM_PROCESSOR} )
# this seems ingnored if included
#set( CPACK_COMPONENTS_ALL Libraries ApplicationData )
INCLUDE( CPack )
ENDIF()