mirror of
https://github.com/rtlsdrblog/rtl-sdr-blog.git
synced 2024-11-06 02:37:32 +01:00
187 lines
6.5 KiB
CMake
187 lines
6.5 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 2.6)
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project(rtlsdr C)
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# CMP0075 Include file check macros honor CMAKE_REQUIRED_LIBRARIES
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if(POLICY CMP0075)
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cmake_policy(SET CMP0075 NEW)
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endif()
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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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set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} CACHE STRING "")
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list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/Modules)
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if(NOT LIB_INSTALL_DIR)
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set(LIB_INSTALL_DIR lib)
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endif()
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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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find_package(PkgConfig)
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find_package(LibUSB)
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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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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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# Setup the include and linker paths
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########################################################################
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include_directories(
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${PROJECT_SOURCE_DIR}/include
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${LIBUSB_INCLUDE_DIR}
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${THREADS_PTHREADS_INCLUDE_DIR}
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)
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#link_directories(
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# ...
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#)
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# Set component parameters
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#set(INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE INTERNAL "" FORCE)
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########################################################################
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# Create uninstall target
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########################################################################
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configure_file(
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${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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# Add subdirectories
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########################################################################
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add_subdirectory(include)
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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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set(prefix ${CMAKE_INSTALL_PREFIX})
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set(exec_prefix \${prefix})
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set(libdir \${exec_prefix}/${LIB_INSTALL_DIR})
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set(includedir \${prefix}/include)
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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 ${LIB_INSTALL_DIR}/pkgconfig
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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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