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########################################################################
# Project setup
########################################################################
cmake_minimum_required(VERSION 2.8.7)
project(SoapySDR)
enable_language(CXX)
enable_testing()
########################################################################
# gather version information
# packagers may specify -DSOAPY_SDR_EXTVER="foo" to replace the git hash
########################################################################
file(READ "${PROJECT_SOURCE_DIR}/Changelog.txt" changelog_txt)
string(REGEX MATCH "Release ([0-9]+\\.[0-9]+\\.[0-9]+) \\(" CHANGELOG_MATCH "${changelog_txt}")
if(NOT CHANGELOG_MATCH)
message(FATAL_ERROR "Failed to extract version number from Changelog.txt")
endif(NOT CHANGELOG_MATCH)
set(SOAPY_SDR_LIBVER "${CMAKE_MATCH_1}")
if (NOT OVERRIDE_SOAPY_SDR_VERSION)
if (NOT SOAPY_SDR_EXTVER)
include(${PROJECT_SOURCE_DIR}/cmake/Modules/GetGitRevisionDescription.cmake)
get_git_head_revision(GITREFSPEC GITHASH)
if (GITHASH)
string(SUBSTRING "${GITHASH}" 0 8 GITHASH)
set(SOAPY_SDR_EXTVER "g${GITHASH}")
else (GITHASH)
set(SOAPY_SDR_EXTVER "unknown")
endif (GITHASH)
endif()
set(SOAPY_SDR_VERSION "${SOAPY_SDR_LIBVER}-${SOAPY_SDR_EXTVER}")
else (NOT OVERRIDE_SOAPY_SDR_VERSION)
set(SOAPY_SDR_VERSION "${OVERRIDE_SOAPY_SDR_VERSION}")
endif (NOT OVERRIDE_SOAPY_SDR_VERSION)
#SOAPY_SDR_ROOT is compiled into the library to locate the install base.
#By default, the SOAPY_SDR_ROOT is set to the CMAKE_INSTALL_PREFIX.
#However users may overload this by specifying -DSOAPY_SDR_ROOT=<path>.
set(SOAPY_SDR_ROOT "${CMAKE_INSTALL_PREFIX}" CACHE PATH
"Installation root for SoapySDR::getRootPath()")
file(TO_CMAKE_PATH "${SOAPY_SDR_ROOT}" SOAPY_SDR_ROOT)
#SOAPY_SDR_ROOT_ENV is the name of the environment variable
#which tells SoapySDR where to find the root installation.
#By default, the environment variable SOAPY_SDR_ROOT is used.
#Example: set -DSOAPY_SDR_ROOT_ENV=SNAP for snappy packages.
set(SOAPY_SDR_ROOT_ENV "SOAPY_SDR_ROOT" CACHE STRING
"Environment variable for SoapySDR::getRootPath()")
########################################################################
# select the release build type by default to get optimization flags
########################################################################
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release")
message(STATUS "Build type not specified: defaulting to release.")
endif(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} CACHE STRING "")
########################################################################
# rpath setup - http://www.cmake.org/Wiki/CMake_RPATH_handling
########################################################################
# use, i.e. don't skip the full RPATH for the build tree
option(CMAKE_SKIP_BUILD_RPATH "skip rpath build" FALSE)
# when building, don't use the install RPATH already
# (but later on when installing)
option(CMAKE_BUILD_WITH_INSTALL_RPATH "build with install rpath" FALSE)
# the RPATH to be used when installing, but only if it's not a system directory
option(CMAKE_AUTOSET_INSTALL_RPATH TRUE)
if(CMAKE_AUTOSET_INSTALL_RPATH)
LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}" isSystemDir)
IF("${isSystemDir}" STREQUAL "-1")
SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}")
ENDIF("${isSystemDir}" STREQUAL "-1")
endif(CMAKE_AUTOSET_INSTALL_RPATH)
# add the automatically determined parts of the RPATH
# which point to directories outside the build tree to the install RPATH
option(CMAKE_INSTALL_RPATH_USE_LINK_PATH "build with automatic rpath" TRUE)
if(APPLE)
set(CMAKE_MACOSX_RPATH ON)
endif()
########################################################################
# Allows in-tree module util
########################################################################
set(SoapySDR_DIR ${PROJECT_SOURCE_DIR}/cmake/Modules)
set(SOAPY_SDR_IN_TREE_SOURCE_DIR ${PROJECT_SOURCE_DIR})
find_package(SoapySDR NO_MODULE REQUIRED)
include_directories(${SoapySDR_INCLUDE_DIRS}) #local include precedence
########################################################################
# Install cmake helper modules
########################################################################
configure_file(
${PROJECT_SOURCE_DIR}/cmake/Modules/SoapySDRConfigVersion.in.cmake
${PROJECT_BINARY_DIR}/SoapySDRConfigVersion.cmake
@ONLY)
set(cmake_files
${PROJECT_SOURCE_DIR}/cmake/Modules/SoapySDRConfig.cmake
${PROJECT_SOURCE_DIR}/cmake/Modules/SoapySDRUtil.cmake
${PROJECT_BINARY_DIR}/SoapySDRConfigVersion.cmake)
if (UNIX)
install(FILES ${cmake_files} DESTINATION share/cmake/${PROJECT_NAME})
elseif (WIN32)
install(FILES ${cmake_files} DESTINATION cmake)
endif ()
########################################################################
# Install headers
########################################################################
install(DIRECTORY include/SoapySDR DESTINATION include)
########################################################################
# Build subdirs
########################################################################
add_subdirectory(lib)
add_subdirectory(apps)
add_subdirectory(tests)
add_subdirectory(docs)
########################################################################
# Python support (optional)
########################################################################
message(STATUS "")
message(STATUS "#############################################")
message(STATUS "## Begin configuration for Python support...")
message(STATUS "#############################################")
message(STATUS "Enabling optional Python bindings if possible...")
add_subdirectory(python)
message(STATUS "")
message(STATUS "#############################################")
message(STATUS "## Begin configuration for Python3 support...")
message(STATUS "#############################################")
message(STATUS "Enabling optional Python3 bindings if possible...")
add_subdirectory(python3)
########################################################################
# uninstall target
########################################################################
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
IMMEDIATE @ONLY)
#only add uninstall target if this is the top project
if(${CMAKE_PROJECT_NAME} STREQUAL ${PROJECT_NAME})
add_custom_target(uninstall
COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
endif()
#########################################################################
# summary
#########################################################################
include(FeatureSummary)
message(STATUS "")
message(STATUS "######################################################")
message(STATUS "## ${PROJECT_NAME} enabled features")
message(STATUS "######################################################")
feature_summary(WHAT ENABLED_FEATURES)
message(STATUS "######################################################")
message(STATUS "## ${PROJECT_NAME} disabled features")
message(STATUS "######################################################")
feature_summary(WHAT DISABLED_FEATURES)
message(STATUS "SoapySDR version: v${SOAPY_SDR_VERSION}")
message(STATUS "ABI/so version: v${SOAPY_SDR_ABI_VERSION}")
message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}")
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