diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 478 |
1 files changed, 478 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..d9b7ea1 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,478 @@ +cmake_minimum_required(VERSION 2.8.7) +project(libiio C) + +set(LIBIIO_VERSION_MAJOR 0) +set(LIBIIO_VERSION_MINOR 18) +set(VERSION "${LIBIIO_VERSION_MAJOR}.${LIBIIO_VERSION_MINOR}") +if (WIN32) + string(TIMESTAMP BUILD_YEAR "%Y") +endif() + +# Set the default install path to /usr +if (NOT WIN32 AND CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) + set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "default install path" FORCE) +endif() + +set(CMAKE_INSTALL_DOCDIR "" CACHE PATH "documentation root (DATAROOTDIR/doc/${PROJECT_NAME}${LIBIIO_VERSION_MAJOR}-doc)") +include(GNUInstallDirs) +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_FULL_LIBDIR}") + set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) +endif() +set(CMAKE_INSTALL_DOCDIR "${CMAKE_INSTALL_DATAROOTDIR}/doc/${PROJECT_NAME}${LIBIIO_VERSION_MAJOR}-doc") + +set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_LIBDIR}/pkgconfig" + CACHE PATH "Installation directory for pkgconfig (.pc) files") +mark_as_advanced(INSTALL_PKGCONFIG_DIR) + +if (NOT CMAKE_BUILD_TYPE) + set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING + "Choose the type of build, options are: None(CMAKE_CXX_FLAGS or CMAKE_C_FLAGS used) Debug Release RelWithDebInfo MinSizeRel." + FORCE) + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS None Debug Release RelWithDebInfo MinSizeRel) +endif() + +set(BUILD_SHARED_LIBS ON CACHE BOOL "Build shared libraries") + +if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + option(OSX_PACKAGE "Create a OSX package" ON) + set(CMAKE_MACOSX_RPATH ON) + set(SKIP_INSTALL_ALL ${OSX_PACKAGE}) +endif() + +option(WITH_NETWORK_BACKEND "Enable the network backend" ON) +option(WITH_TESTS "Build the test programs" ON) + +if (WITH_TESTS) + set(NEED_THREADS 1) +endif() + +if (MSVC) + # Avoid annoying warnings from Visual Studio + add_definitions(-D_CRT_SECURE_NO_WARNINGS=1) + + set(CMAKE_FIND_LIBRARY_PREFIXES "lib" "") + set(CMAKE_FIND_LIBRARY_SUFFIXES ".dll.a" ".a" ".lib") +endif() + +if (NOT LOG_LEVEL) + set(LOG_LEVEL Info CACHE STRING "Log level" FORCE) + set_property(CACHE LOG_LEVEL PROPERTY STRINGS NoLog Error Warning Info Debug) +endif() + +if (CMAKE_COMPILER_IS_GNUCC) + if (NOT WIN32) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden") + endif() + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare") + + include(CheckCCompilerFlag) + check_c_compiler_flag(-Wpedantic HAS_WPEDANTIC) + if (HAS_WPEDANTIC) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpedantic") + endif() +endif() + +include(CheckSymbolExists) +check_symbol_exists(strdup "string.h" HAS_STRDUP) +check_symbol_exists(strerror_r "string.h" HAS_STRERROR_R) +check_symbol_exists(newlocale "locale.h" HAS_NEWLOCALE) + +IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux") + option(WITH_IIOD "Build the IIO Daemon" ON) + option(WITH_LOCAL_BACKEND "Enable the local backend" ON) + + if (WITH_IIOD AND NOT WITH_LOCAL_BACKEND) + message(SEND_ERROR "IIOD can only be enabled if the local backend is enabled") + endif() + if (WITH_IIOD) + set(NEED_THREADS 1) + endif() + + set(CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE=1") + add_definitions(-D_GNU_SOURCE=1) +endif() + +option(ENABLE_IPV6 "Define if you want to enable IPv6 support" ON) +if (ENABLE_IPV6) + check_symbol_exists(in6addr_any "netinet/in.h" HAVE_IPV6) + + if (NOT HAVE_IPV6) + message(WARNING "IPv6 is not available in your system.") + endif() +endif() + +set(LIBIIO_CFILES backend.c channel.c device.c context.c buffer.c utilities.c scan.c sort.c) +set(LIBIIO_HEADERS iio.h) + +add_definitions(-D_POSIX_C_SOURCE=200809L -D__XSI_VISIBLE=500 -DLIBIIO_EXPORTS=1) + +# Get the GIT hash of the latest commit +include(FindGit OPTIONAL) +if (GIT_FOUND) + execute_process( + COMMAND ${GIT_EXECUTABLE} rev-parse --show-toplevel + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} + OUTPUT_VARIABLE LIBIIO_GIT_REPO + OUTPUT_STRIP_TRAILING_WHITESPACE + ERROR_QUIET + ) + + if ("${LIBIIO_GIT_REPO}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}") + execute_process( + COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} + OUTPUT_VARIABLE LIBIIO_VERSION_GIT + OUTPUT_STRIP_TRAILING_WHITESPACE + ) + endif() +endif() + +set(LIBIIO_VERSION ${VERSION}.g${LIBIIO_VERSION_GIT}) +file(WRITE ${CMAKE_BINARY_DIR}/.version ${LIBIIO_VERSION}) + +if (NOT LIBIIO_VERSION_GIT) + set(LIBIIO_VERSION_GIT v${VERSION}) +endif() + +if(WITH_LOCAL_BACKEND) + add_definitions(-DLOCAL_BACKEND=1) + set(LIBIIO_CFILES ${LIBIIO_CFILES} local.c) + + # Link with librt if present + find_library(LIBRT_LIBRARIES rt) + if (LIBRT_LIBRARIES) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${LIBRT_LIBRARIES}) + endif() + + option(WITH_LOCAL_CONFIG "Read local context attributes from /etc/libiio.ini" OFF) + if (WITH_LOCAL_CONFIG) + find_library(LIBINI_LIBRARIES ini) + find_path(LIBINI_INCLUDE_DIR ini.h) + if (NOT LIBINI_LIBRARIES OR NOT LIBINI_INCLUDE_DIR) + message(SEND_ERROR "WITH_LOCAL_CONFIG option requires libini to be installed") + else() + include_directories(${LIBINI_INCLUDE_DIR}) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${LIBINI_LIBRARIES}) + endif() + endif() +endif() + +find_library(LIBUSB_LIBRARIES usb-1.0) +find_path(LIBUSB_INCLUDE_DIR libusb-1.0/libusb.h) +if (LIBUSB_LIBRARIES AND LIBUSB_INCLUDE_DIR) + message(STATUS "Looking for libusb-1.0 : Found") + option(WITH_USB_BACKEND "Enable the libusb backend" ON) + + if(WITH_USB_BACKEND) + add_definitions(-DUSB_BACKEND=1) + set(LIBIIO_CFILES ${LIBIIO_CFILES} usb.c) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${LIBUSB_LIBRARIES}) + set(IIOD_CLIENT 1) + set(NEED_LIBXML2 1) + set(NEED_THREADS 1) + + include_directories(${LIBUSB_INCLUDE_DIR}) + + set(TEMP ${CMAKE_REQUIRED_LIBRARIES}) + set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} + ${LIBUSB_LIBRARIES}) + check_symbol_exists(libusb_get_version "libusb-1.0/libusb.h" + HAS_LIBUSB_GETVERSION) + set(CMAKE_REQUIRED_LIBRARIES ${TEMP}) + endif() +else() + message(STATUS "Looking for libusb-1.0 : Failed; building without usb") +endif() + +find_library(LIBSERIALPORT_LIBRARIES serialport) +find_path(LIBSERIALPORT_INCLUDE_DIR libserialport.h) +if (LIBSERIALPORT_LIBRARIES AND LIBSERIALPORT_INCLUDE_DIR) + option(WITH_SERIAL_BACKEND "Enable the serial backend" ON) + + if (WITH_SERIAL_BACKEND) + file(STRINGS ${LIBSERIALPORT_INCLUDE_DIR}/libserialport.h LIBSERIALPORT_VERSION_STR REGEX "SP_PACKAGE_VERSION_STRING") + string(REGEX REPLACE "#define SP_PACKAGE_VERSION_STRING \"(.*)\"" "\\1" LIBSERIALPORT_VERSION ${LIBSERIALPORT_VERSION_STR}) + if ("${LIBSERIALPORT_VERSION}" VERSION_LESS 0.1.1) + message(WARNING "The installed version of libserialport is too old. The minimum version supported is 0.1.1. Disabling Serial support.") + SET(WITH_SERIAL_BACKEND OFF) + else() + add_definitions(-DSERIAL_BACKEND=1) + set(LIBIIO_CFILES ${LIBIIO_CFILES} serial.c) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${LIBSERIALPORT_LIBRARIES}) + + set(NEED_THREADS 1) + set(IIOD_CLIENT 1) + set(NEED_LIBXML2 1) + + include_directories(${LIBSERIALPORT_INCLUDE_DIR}) + endif() + endif() +endif() + +include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}) + +if(WITH_NETWORK_BACKEND) + if (WIN32) + set(LIBS_TO_LINK ${LIBS_TO_LINK} wsock32 ws2_32) + endif() + + if(${CMAKE_SYSTEM_NAME} MATCHES "Linux") + include(CheckCSourceCompiles) + check_c_source_compiles("#include <fcntl.h>\nint main(void) { return O_TMPFILE; }" HAS_O_TMPFILE) + + if (HAS_O_TMPFILE) + option(WITH_NETWORK_GET_BUFFER "Enable experimental zero-copy transfers" OFF) + endif(HAS_O_TMPFILE) + + check_c_source_compiles("#include <sys/eventfd.h>\nint main(void) { return eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK); }" WITH_NETWORK_EVENTFD) + endif() + + if(NOT WIN32) + include(CheckCSourceCompiles) + check_c_source_compiles("#include <unistd.h>\n#include <fcntl.h>\nint main(void) { int fd[2]; return pipe2(fd, O_CLOEXEC | O_NONBLOCK); }" HAS_PIPE2) + endif() + + add_definitions(-DNETWORK_BACKEND=1) + set(LIBIIO_CFILES ${LIBIIO_CFILES} network.c) + + find_library(AVAHI_CLIENT_LIBRARIES avahi-client) + find_library(AVAHI_COMMON_LIBRARIES avahi-common) + if(AVAHI_CLIENT_LIBRARIES AND AVAHI_COMMON_LIBRARIES) + set(HAVE_AVAHI ON) + set(AVAHI_LIBRARIES ${AVAHI_CLIENT_LIBRARIES} ${AVAHI_COMMON_LIBRARIES}) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${AVAHI_LIBRARIES}) + endif() + + set(NEED_THREADS 1) + set(IIOD_CLIENT 1) + set(NEED_LIBXML2 1) +endif() + +# Since libxml2-2.9.2, libxml2 provides its own LibXml2-config.cmake, with all +# variables correctly set. +# So, try first to find the CMake module provided by libxml2 package, then fallback +# on the CMake's FindLibXml2.cmake module (which can lack some definition, especially +# in static build case). +find_package(LibXml2 QUIET NO_MODULE) +if(DEFINED LIBXML2_VERSION_STRING) + set(LIBXML2_FOUND ON) + set(LIBXML2_INCLUDE_DIR ${LIBXML2_INCLUDE_DIRS}) +else() + include(FindLibXml2) +endif() + +if (LIBXML2_FOUND) + option(WITH_XML_BACKEND "Enable the XML backend" ON) + + if (WITH_XML_BACKEND) + set(LIBIIO_CFILES ${LIBIIO_CFILES} xml.c) + add_definitions(${LIBXML2_DEFINITIONS} -DXML_BACKEND=1) + include_directories(${LIBXML2_INCLUDE_DIR}) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${LIBXML2_LIBRARIES}) + endif() +endif() + +if (NEED_LIBXML2 AND NOT (LIBXML2_FOUND AND WITH_XML_BACKEND)) + message(SEND_ERROR "The selected backends require libxml2 and the XML backend to be enabled") +endif() + +if (NEED_THREADS) + if (NOT WIN32) + find_library(PTHREAD_LIBRARIES pthread) + + if (PTHREAD_LIBRARIES) + set(LIBS_TO_LINK ${LIBS_TO_LINK} ${PTHREAD_LIBRARIES}) + else() + message(WARNING "pthread library not found; support for threads will be disabled") + set(NO_THREADS ON) + endif() + else() + endif() + + set(LIBIIO_CFILES ${LIBIIO_CFILES} lock.c) +endif() + +if (IIOD_CLIENT) + set(LIBIIO_CFILES ${LIBIIO_CFILES} iiod-client.c) +endif() + +configure_file(libiio.iss.cmakein ${CMAKE_CURRENT_BINARY_DIR}/libiio.iss @ONLY) + +set(LIBIIO_PC ${CMAKE_CURRENT_BINARY_DIR}/libiio.pc) +configure_file(libiio.pc.cmakein ${LIBIIO_PC} @ONLY) + +if(NOT SKIP_INSTALL_ALL) + install(FILES ${LIBIIO_PC} DESTINATION "${INSTALL_PKGCONFIG_DIR}") +endif() + +#set(SETUP_PY ${CMAKE_CURRENT_SOURCE_DIR}/bindings/python/setup.py) +#configure_file(python/setup.py.in ${SETUP_PY} @ONLY) + +add_subdirectory(bindings) + +if (WITH_MATLAB_BINDINGS_API) + set(LIBIIO_EXTRA_HEADERS ${LIBIIO_EXTRA_HEADERS} bindings/matlab/iio-wrapper.h) + add_definitions(-DMATLAB_BINDINGS_API=1) +endif() + +if(WITH_TESTS) + add_subdirectory(tests) +endif() + +if (WIN32) + set(LIBIIO_ORIGINAL_FILENAME libiio.dll) + set(LIBIIO_RC ${CMAKE_CURRENT_BINARY_DIR}/properties.rc) + configure_file(properties.rc.cmakein ${LIBIIO_RC} @ONLY) +endif() + +add_library(iio ${LIBIIO_CFILES} ${LIBIIO_HEADERS} ${LIBIIO_EXTRA_HEADERS} ${LIBIIO_RC}) +set_target_properties(iio PROPERTIES + VERSION ${VERSION} + SOVERSION ${LIBIIO_VERSION_MAJOR} + FRAMEWORK TRUE + PUBLIC_HEADER ${LIBIIO_HEADERS} + C_STANDARD 99 + C_STANDARD_REQUIRED ON + C_EXTENSIONS OFF +) +target_link_libraries(iio LINK_PRIVATE ${LIBS_TO_LINK}) + +if (MSVC) + set_target_properties(iio PROPERTIES OUTPUT_NAME libiio) +endif() + +if(NOT SKIP_INSTALL_ALL) + install(TARGETS iio + ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} + LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} + FRAMEWORK DESTINATION /Library/Frameworks + PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) +endif() + +find_package(Doxygen) +if(DOXYGEN_FOUND) + option(WITH_DOC "Generate documentation with Doxygen" ON) + + # It is not an error when 'dot' is not found, just switching off the Doxygen's HAVE_DOT option + find_package_handle_standard_args (Dot REQUIRED_VARS DOXYGEN_DOT_EXECUTABLE) + + include(cmake/CheckCaseSensitiveFileSystem.cmake) + if (HAVE_CASE_SENSITIVE_FILESYSTEM) + set(CMAKE_CASE_SENSITIVE_FILESYSTEM "YES") + else() + set(CMAKE_CASE_SENSITIVE_FILESYSTEM "NO") + endif() + + if (WITH_DOC) + configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile @ONLY) + configure_file(${CMAKE_CURRENT_SOURCE_DIR}/CI/travis/generateDocumentationAndDeploy.sh.in + ${CMAKE_CURRENT_BINARY_DIR}/generateDocumentationAndDeploy.sh @ONLY) + set(HTML_DEST_DIR ${CMAKE_CURRENT_BINARY_DIR}/html) + file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/doc DESTINATION ${HTML_DEST_DIR}) + + add_custom_command(TARGET iio POST_BUILD + COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile + WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} + COMMENT "Generating API documentation with Doxygen" VERBATIM + ) + + if(NOT SKIP_INSTALL_ALL) + install(DIRECTORY ${HTML_DEST_DIR} DESTINATION ${CMAKE_INSTALL_DOCDIR}) + endif() + endif() +else() + message(STATUS "Doxygen not found, API documentation won't be generated") +endif() + +# Create an installer if compiling for OSX +if(OSX_PACKAGE) + set(LIBIIO_PKG ${CMAKE_CURRENT_BINARY_DIR}/libiio-${VERSION}.g${LIBIIO_VERSION_GIT}.pkg) + set(LIBIIO_TEMP_PKG ${CMAKE_CURRENT_BINARY_DIR}/libiio-${VERSION}-temp.pkg) + set(LIBIIO_DISTRIBUTION_XML ${CMAKE_CURRENT_BINARY_DIR}/Distribution.xml) + set(LIBIIO_FRAMEWORK_DIR ${CMAKE_CURRENT_BINARY_DIR}/iio.framework) + configure_file(Distribution.xml.cmakein ${LIBIIO_DISTRIBUTION_XML} @ONLY) + + find_program(PKGBUILD_EXECUTABLE + NAMES pkgbuild + DOC "OSX Package builder (pkgbuild)") + mark_as_advanced(PKGBUILD_EXECUTABLE) + + find_program(PRODUCTBUILD_EXECUTABLE + NAMES productbuild + DOC "OSX Package builder (productbuild)") + mark_as_advanced(PRODUCTBUILD_EXECUTABLE) + + foreach(_tool ${IIO_TESTS_TARGETS}) + list(APPEND IIO_TESTS $<TARGET_FILE:${_tool}>) + endforeach() + + add_custom_command(OUTPUT ${LIBIIO_PKG} + COMMAND ${CMAKE_COMMAND} -E make_directory ${LIBIIO_FRAMEWORK_DIR}/Tools + COMMAND ${CMAKE_COMMAND} -E copy ${IIO_TESTS} ${LIBIIO_FRAMEWORK_DIR}/Tools + COMMAND ${PKGBUILD_EXECUTABLE} + --component ${LIBIIO_FRAMEWORK_DIR} + --identifier com.adi.iio --version ${VERSION} + --install-location /Library/Frameworks ${LIBIIO_TEMP_PKG} + COMMAND ${PRODUCTBUILD_EXECUTABLE} + --distribution ${LIBIIO_DISTRIBUTION_XML} ${LIBIIO_PKG} + COMMAND ${CMAKE_COMMAND} -E remove ${LIBIIO_TEMP_PKG} + DEPENDS iio ${IIO_TESTS_TARGETS} ${LIBIIO_DISTRIBUTION_XML} + ) + + if (PKGBUILD_EXECUTABLE AND PRODUCTBUILD_EXECUTABLE) + add_custom_target(libiio-pkg ALL DEPENDS ${LIBIIO_PKG}) + + install(CODE "execute_process(COMMAND /usr/sbin/installer -pkg ${LIBIIO_PKG} -target /)") + else() + message(WARNING "Missing pkgbuild or productbuild: OSX installer won't be created.") + endif() +endif() + +if(WITH_IIOD) + option(WITH_SYSTEMD "Enable installation of systemd service file for iiod" OFF) + set(SYSTEMD_UNIT_INSTALL_DIR /lib/systemd/system CACHE PATH "default install path for systemd unit files") + + option(WITH_SYSVINIT "Enable installation of SysVinit script for iiod" OFF) + set(SYSVINIT_INSTALL_DIR /etc/init.d CACHE PATH "default install path for SysVinit scripts") + + option(WITH_UPSTART "Enable installation of upstart config file for iiod" OFF) + set(UPSTART_CONF_INSTALL_DIR /etc/init CACHE PATH "default install path for upstart conf files") + + if (NOT PTHREAD_LIBRARIES) + message(WARNING "IIOD requires threads support; disabling") + set(WITH_IIOD OFF CACHE BOOL "" FORCE) + else() + add_subdirectory(iiod) + endif() +endif() + +if (NOT OSX_PACKAGE) + # Support creating some basic binpkgs via `make package`. + # Disabled if OSX_PACKAGE is enabled, as tarballs would end up empty otherwise. + option(ENABLE_PACKAGING "Create .deb/.rpm or .tar.gz packages via 'make package'" OFF) + + if(ENABLE_PACKAGING) + if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + include(cmake/DarwinPackaging.cmake) + endif() + if(${CMAKE_SYSTEM_NAME} MATCHES "Linux") + include(cmake/LinuxPackaging.cmake) + endif() + endif() +endif() + +if (WITH_USB_BACKEND AND CMAKE_SYSTEM_NAME MATCHES "^Linux") + option(INSTALL_UDEV_RULE "Install a udev rule for detection of USB devices" ON) + + if (INSTALL_UDEV_RULE) + set(UDEV_RULES_INSTALL_DIR /lib/udev/rules.d CACHE PATH "default install path for udev rules") + + configure_file(libiio.rules.cmakein ${CMAKE_CURRENT_BINARY_DIR}/90-libiio.rules @ONLY) + install(FILES ${CMAKE_CURRENT_BINARY_DIR}/90-libiio.rules DESTINATION ${UDEV_RULES_INSTALL_DIR}) + endif() +endif() + +configure_file(iio-config.h.cmakein ${CMAKE_CURRENT_BINARY_DIR}/iio-config.h @ONLY) |