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# Copyright 2012 OSMOCOM Project
#
# This file is part of rtl-sdr
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
########################################################################
# Project setup
########################################################################
cmake_minimum_required(VERSION 2.6)
project(rtlsdr C)
#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 "")
list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)
if(NOT LIB_INSTALL_DIR)
set(LIB_INSTALL_DIR lib)
endif()
# Set the version information here
set(VERSION_INFO_MAJOR_VERSION 0) # increment major on api compatibility changes
set(VERSION_INFO_MINOR_VERSION 5) # increment minor on feature-level changes
set(VERSION_INFO_PATCH_VERSION 3) # increment patch for bug fixes and docs
include(Version) # setup version info
########################################################################
# Compiler specific setup
########################################################################
if(CMAKE_COMPILER_IS_GNUCC AND NOT WIN32)
ADD_DEFINITIONS(-Wall)
ADD_DEFINITIONS(-Wextra)
ADD_DEFINITIONS(-Wno-unused-parameter)
ADD_DEFINITIONS(-Wno-unused)
ADD_DEFINITIONS(-Wsign-compare)
ADD_DEFINITIONS(-Wdeclaration-after-statement)
#http://gcc.gnu.org/wiki/Visibility
add_definitions(-fvisibility=hidden)
endif()
########################################################################
# Find build dependencies
########################################################################
find_package(PkgConfig)
find_package(LibUSB)
set(THREADS_USE_PTHREADS_WIN32 true)
find_package(Threads)
if(NOT LIBUSB_FOUND)
message(FATAL_ERROR "LibUSB 1.0 required to compile rtl-sdr")
endif()
if(NOT THREADS_FOUND)
message(FATAL_ERROR "pthreads(-win32) required to compile rtl-sdr")
endif()
########################################################################
# Setup the include and linker paths
########################################################################
include_directories(
${CMAKE_SOURCE_DIR}/include
${LIBUSB_INCLUDE_DIR}
${THREADS_PTHREADS_INCLUDE_DIR}
)
#link_directories(
# ...
#)
# Set component parameters
#set(INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE INTERNAL "" FORCE)
########################################################################
# Create uninstall target
########################################################################
configure_file(
${CMAKE_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
@ONLY)
add_custom_target(uninstall
${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
)
########################################################################
# Install udev rules
########################################################################
option(INSTALL_UDEV_RULES "Install udev rules for RTL-SDR" OFF)
if (INSTALL_UDEV_RULES)
install (
FILES rtl-sdr.rules
DESTINATION "/etc/udev/rules.d"
COMPONENT "udev"
)
else (INSTALL_UDEV_RULES)
message (STATUS "Udev rules not being installed, install them with -DINSTALL_UDEV_RULES=ON")
endif (INSTALL_UDEV_RULES)
option(DETACH_KERNEL_DRIVER "Detach kernel driver if loaded" OFF)
if (DETACH_KERNEL_DRIVER)
message (STATUS "Building with kernel driver detaching enabled")
add_definitions(-DDETACH_KERNEL_DRIVER=1)
else (DETACH_KERNEL_DRIVER)
message (STATUS "Building with kernel driver detaching disabled, use -DDETACH_KERNEL_DRIVER=ON to enable")
endif (DETACH_KERNEL_DRIVER)
########################################################################
# Add subdirectories
########################################################################
add_subdirectory(include)
add_subdirectory(src)
########################################################################
# Create Pkg Config File
########################################################################
FOREACH(inc ${LIBUSB_INCLUDE_DIR})
LIST(APPEND RTLSDR_PC_CFLAGS "-I${inc}")
ENDFOREACH(inc)
FOREACH(lib ${LIBUSB_LIBRARY_DIRS})
LIST(APPEND RTLSDR_PC_LIBS "-L${lib}")
ENDFOREACH(lib)
# use space-separation format for the pc file
STRING(REPLACE ";" " " RTLSDR_PC_CFLAGS "${RTLSDR_PC_CFLAGS}")
STRING(REPLACE ";" " " RTLSDR_PC_LIBS "${RTLSDR_PC_LIBS}")
# unset these vars to avoid hard-coded paths to cross environment
IF(CMAKE_CROSSCOMPILING)
UNSET(RTLSDR_PC_CFLAGS)
UNSET(RTLSDR_PC_LIBS)
ENDIF(CMAKE_CROSSCOMPILING)
set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix \${prefix})
set(libdir \${exec_prefix}/${LIB_INSTALL_DIR})
set(includedir \${prefix}/include)
CONFIGURE_FILE(
${CMAKE_CURRENT_SOURCE_DIR}/librtlsdr.pc.in
${CMAKE_CURRENT_BINARY_DIR}/librtlsdr.pc
@ONLY)
INSTALL(
FILES ${CMAKE_CURRENT_BINARY_DIR}/librtlsdr.pc
DESTINATION ${LIB_INSTALL_DIR}/pkgconfig
)
########################################################################
# Print Summary
########################################################################
MESSAGE(STATUS "Building for version: ${VERSION} / ${LIBVER}")
MESSAGE(STATUS "Using install prefix: ${CMAKE_INSTALL_PREFIX}")
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