mirror of
https://github.com/rtlsdrblog/rtl-sdr-blog.git
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849f8efca4
New minimum version is CMake 3.7.2. This patch has been rebased to incorporate changes that happened since the creation of the original patch. Original Author: A. Maitland Bottoms <bottoms@debian.org>, 07 Sep 2018
197 lines
6.8 KiB
CMake
197 lines
6.8 KiB
CMake
# Copyright 2012-2020 Osmocom Project
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#
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# This file is part of rtl-sdr
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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########################################################################
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# Project setup
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########################################################################
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cmake_minimum_required(VERSION 3.7.2)
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project(rtlsdr C)
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#select the release build type by default to get optimization flags
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE "Release")
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message(STATUS "Build type not specified: defaulting to release.")
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endif(NOT CMAKE_BUILD_TYPE)
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list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/Modules)
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include(GNUInstallDirs)
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include(GenerateExportHeader)
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include(CMakePackageConfigHelpers)
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# Set the version information here
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set(VERSION_INFO_MAJOR_VERSION 0) # increment major on api compatibility changes
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set(VERSION_INFO_MINOR_VERSION 6) # increment minor on feature-level changes
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set(VERSION_INFO_PATCH_VERSION git) # increment patch for bug fixes and docs
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include(Version) # setup version info
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########################################################################
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# Compiler specific setup
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########################################################################
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if(CMAKE_COMPILER_IS_GNUCC AND NOT WIN32)
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ADD_DEFINITIONS(-Wall)
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ADD_DEFINITIONS(-Wextra)
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ADD_DEFINITIONS(-Wno-unused-parameter)
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ADD_DEFINITIONS(-Wno-unused)
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ADD_DEFINITIONS(-Wsign-compare)
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ADD_DEFINITIONS(-Wdeclaration-after-statement)
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#http://gcc.gnu.org/wiki/Visibility
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add_definitions(-fvisibility=hidden)
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elseif(MSVC14 OR MSVC14)
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#pthread-w32 issue, timespec is now part of time.h
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ADD_DEFINITIONS(-D_TIMESPEC_DEFINED)
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endif()
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########################################################################
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# Find build dependencies
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########################################################################
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if(WIN32 AND NOT MINGW)
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set(THREADS_USE_PTHREADS_WIN32 true)
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endif()
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find_package(Threads)
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find_package(PkgConfig)
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pkg_check_modules(LIBUSB libusb-1.0 IMPORTED_TARGET)
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if(NOT LIBUSB_FOUND)
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message(FATAL_ERROR "LibUSB 1.0 required to compile rtl-sdr")
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endif()
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if(NOT THREADS_FOUND)
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message(FATAL_ERROR "pthreads(-win32) required to compile rtl-sdr")
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endif()
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########################################################################
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# Create uninstall target
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########################################################################
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configure_file(
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${PROJECT_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
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@ONLY)
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add_custom_target(uninstall
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${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
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)
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########################################################################
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# Install udev rules
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########################################################################
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option(INSTALL_UDEV_RULES "Install udev rules for RTL-SDR" OFF)
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if (INSTALL_UDEV_RULES)
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install (
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FILES rtl-sdr.rules
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DESTINATION "/etc/udev/rules.d"
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COMPONENT "udev"
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)
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else (INSTALL_UDEV_RULES)
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message (STATUS "Udev rules not being installed, install them with -DINSTALL_UDEV_RULES=ON")
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endif (INSTALL_UDEV_RULES)
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option(DETACH_KERNEL_DRIVER "Detach kernel driver if loaded" OFF)
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if (DETACH_KERNEL_DRIVER)
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message (STATUS "Building with kernel driver detaching enabled")
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add_definitions(-DDETACH_KERNEL_DRIVER=1)
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else (DETACH_KERNEL_DRIVER)
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message (STATUS "Building with kernel driver detaching disabled, use -DDETACH_KERNEL_DRIVER=ON to enable")
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endif (DETACH_KERNEL_DRIVER)
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option(ENABLE_ZEROCOPY "Enable usbfs zero-copy support" OFF)
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if (ENABLE_ZEROCOPY)
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message (STATUS "Building with usbfs zero-copy support enabled")
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add_definitions(-DENABLE_ZEROCOPY=1)
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else (ENABLE_ZEROCOPY)
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message (STATUS "Building with usbfs zero-copy support disabled, use -DENABLE_ZEROCOPY=ON to enable")
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endif (ENABLE_ZEROCOPY)
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########################################################################
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# Install public header files
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########################################################################
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install(FILES
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include/rtl-sdr.h
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include/rtl-sdr_export.h
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DESTINATION include
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)
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########################################################################
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# Add subdirectories
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########################################################################
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add_subdirectory(src)
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########################################################################
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# Create Pkg Config File
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########################################################################
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FOREACH(inc ${LIBUSB_INCLUDE_DIR})
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LIST(APPEND RTLSDR_PC_CFLAGS "-I${inc}")
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ENDFOREACH(inc)
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FOREACH(lib ${LIBUSB_LIBRARY_DIRS})
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LIST(APPEND RTLSDR_PC_LIBS "-L${lib}")
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ENDFOREACH(lib)
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# use space-separation format for the pc file
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STRING(REPLACE ";" " " RTLSDR_PC_CFLAGS "${RTLSDR_PC_CFLAGS}")
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STRING(REPLACE ";" " " RTLSDR_PC_LIBS "${RTLSDR_PC_LIBS}")
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# unset these vars to avoid hard-coded paths to cross environment
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IF(CMAKE_CROSSCOMPILING)
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UNSET(RTLSDR_PC_CFLAGS)
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UNSET(RTLSDR_PC_LIBS)
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ENDIF(CMAKE_CROSSCOMPILING)
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CONFIGURE_FILE(
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${CMAKE_CURRENT_SOURCE_DIR}/librtlsdr.pc.in
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${CMAKE_CURRENT_BINARY_DIR}/librtlsdr.pc
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@ONLY)
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INSTALL(
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FILES ${CMAKE_CURRENT_BINARY_DIR}/librtlsdr.pc
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
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)
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########################################################################
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# Create CMake Config File
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########################################################################
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write_basic_package_version_file(
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"${CMAKE_CURRENT_BINARY_DIR}/rtlsdr/rtlsdrConfigVersion.cmake"
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VERSION ${VERSION}
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COMPATIBILITY AnyNewerVersion
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)
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configure_file(cmake/rtlsdrConfig.cmake
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"${CMAKE_CURRENT_BINARY_DIR}/rtlsdr/rtlsdrConfig.cmake"
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COPYONLY
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)
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set(ConfigPackageLocation lib/cmake/rtlsdr)
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install(EXPORT RTLSDR-export
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FILE rtlsdrTargets.cmake
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NAMESPACE rtlsdr::
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/rtlsdr/
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)
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install(
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FILES
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cmake/rtlsdrConfig.cmake
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"${CMAKE_CURRENT_BINARY_DIR}/rtlsdr/rtlsdrConfigVersion.cmake"
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/rtlsdr/
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COMPONENT Devel
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)
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########################################################################
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# Print Summary
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########################################################################
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MESSAGE(STATUS "Building for version: ${VERSION} / ${LIBVER}")
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MESSAGE(STATUS "Using install prefix: ${CMAKE_INSTALL_PREFIX}")
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