ref: 1fd5bf60d63fff2f027bad067346666d2640ee7d
dir: /CMakeLists.txt/
cmake_minimum_required(VERSION 3.1..3.18)
# Policies
# Include file check macros honor CMAKE_REQUIRED_LIBRARIES, CMake >= 3.12
if(POLICY CMP0075)
cmake_policy(SET CMP0075 NEW)
endif()
# MSVC runtime library flags are selected by an abstraction, CMake >= 3.15
# This policy still need to be set even with cmake_minimum_required() command above.
if(POLICY CMP0091)
cmake_policy(SET CMP0091 NEW)
endif()
project(libsamplerate VERSION 0.1.9 LANGUAGES C)
# Configuration
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
set(IS_ROOT_PROJECT ON)
else()
set(IS_ROOT_PROJECT OFF)
endif()
option(LIBSAMPLERATE_EXAMPLES "Enable to generate examples" ${IS_ROOT_PROJECT})
option(LIBSAMPLERATE_INSTALL "Enable to add install directives" ${IS_ROOT_PROJECT})
option(LIBSAMPLERATE_COMPATIBLE_NAME "Use old dll name on Windows platform" OFF)
list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
set(CMAKE_C_STANDARD 99)
set(CMAKE_C_STANDARD_REQUIRED TRUE)
include(TestBigEndian)
include(CheckFunctionExists)
include(CheckIncludeFile)
include(CheckLibraryExists)
include(CheckSymbolExists)
include(ClipMode)
include(CMakePackageConfigHelpers)
include(GNUInstallDirs)
if(DEFINED LIBSAMPLERATE_TESTS)
message(DEPRECATION "LIBSAMPLERATE_TESTS option deprecated, use BUILD_TESTING option instead.")
set(BUILD_TESTING ${LIBSAMPLERATE_TESTS})
endif()
include(CTest)
add_definitions(-DHAVE_CONFIG_H)
if(MSVC)
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
endif()
set(OS_IS_WIN32 ${WIN32})
if(NOT WIN32)
find_library(MATH_LIBRARY m)
if(MATH_LIBRARY)
set(LIBM_REQUIRED 1)
if(LIBM_REQUIRED)
list(APPEND CMAKE_REQUIRED_LIBRARIES m)
endif()
endif()
endif()
if(CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang")
option(LIBSAMPLERATE_ENABLE_SANITIZERS "Enable ASAN and UBSAN" OFF)
if(LIBSAMPLERATE_ENABLE_SANITIZERS)
# Use ASAN and UBSAN, make it fail on any error, improve stack traces
set(sanitizer_flags -fsanitize=address,undefined -fno-sanitize-recover=all -fno-omit-frame-pointer)
add_compile_options(${sanitizer_flags})
string(REPLACE ";" " " sanitizer_flags "${sanitizer_flags}")
string(APPEND CMAKE_EXE_LINKER_FLAGS " ${sanitizer_flags}")
string(APPEND CMAKE_MODULE_LINKER_FLAGS " ${sanitizer_flags}")
string(APPEND CMAKE_SHARED_LINKER_FLAGS " ${sanitizer_flags}")
endif()
endif()
test_big_endian(CPU_IS_BIG_ENDIAN)
if(CPU_IS_BIG_ENDIAN)
set(CPU_IS_LITTLE_ENDIAN 0)
else()
set(CPU_IS_LITTLE_ENDIAN 1)
endif()
# This will set CPU_CLIPS_NEGATIVE and CPU_CLIPS_POSITIVE
clip_mode()
check_function_exists(alarm HAVE_ALARM)
check_function_exists(signal HAVE_SIGNAL)
check_include_file(stdbool.h HAVE_STDBOOL_H)
check_include_file(sys/times.h HAVE_SYS_TIMES_H)
check_include_file(unistd.h HAVE_UNISTD_H)
check_symbol_exists(SIGALRM signal.h HAVE_SIGALRM)
find_package(ALSA)
set(HAVE_ALSA ${ALSA_FOUND})
# ALSA::ALSA target is exported since CMake >= 3.12, create it for
# old CMake versions
if(ALSA_FOUND)
if(NOT TARGET ALSA::ALSA)
add_library(ALSA::ALSA UNKNOWN IMPORTED)
set_target_properties(ALSA::ALSA PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${ALSA_INCLUDE_DIRS}"
IMPORTED_LOCATION "${ALSA_LIBRARIES}")
endif()
endif()
find_package(SndFile)
set(HAVE_SNDFILE ${SndFile_FOUND})
find_package(FFTW3)
set(HAVE_FFTW3 ${FFTW3_FOUND})
configure_file(config.h.in config.h)
# samplerate library target
add_library(samplerate
src/common.h
src/fastest_coeffs.h
src/high_qual_coeffs.h
src/mid_qual_coeffs.h
src/samplerate.c
src/samplerate.h
src/src_config.h
src/src_linear.c
src/src_sinc.c
src/src_zoh.c
$<$<AND:$<BOOL:${WIN32}>,$<BOOL:${BUILD_SHARED_LIBS}>>:Win32/libsamplerate-0.def>)
# ALIAS to use if libsamplerate is included from other project with add_subdirectory()
add_library(SampleRate::samplerate ALIAS samplerate)
# CMake generates wrong DLL names for MinGW and Cygwin, fix it
if(BUILD_SHARED_LIBS AND WIN32)
if(LIBSAMPLERATE_COMPATIBLE_NAME)
if(MSVC)
set_target_properties(samplerate PROPERTIES OUTPUT_NAME "libsamplerate-${libsamplerate_VERSION_MAJOR}")
else()
set_target_properties(samplerate PROPERTIES OUTPUT_NAME "samplerate-${libsamplerate_VERSION_MAJOR}")
endif()
else()
if(MINGW OR CYGWIN)
set_target_properties(samplerate PROPERTIES RUNTIME_OUTPUT_NAME "samplerate-${libsamplerate_VERSION_MAJOR}")
endif()
endif()
endif()
target_include_directories(samplerate
PUBLIC
$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
PRIVATE
${CMAKE_CURRENT_BINARY_DIR})
if(LIBM_REQUIRED)
target_link_libraries(samplerate PRIVATE m)
endif()
# Set public header
set_property(TARGET samplerate PROPERTY PUBLIC_HEADER ${PROJECT_SOURCE_DIR}/src/samplerate.h)
if(BUILD_SHARED_LIBS)
# Set ABI version. This is critical for Unix-like OSes
set_target_properties(samplerate PROPERTIES
VERSION ${libsamplerate_VERSION}
SOVERSION ${libsamplerate_VERSION_MAJOR})
# Use Version_script to export ABI set
if(UNIX AND (NOT APPLE))
if((CMAKE_C_COMPILER_ID STREQUAL "GNU") OR
(CMAKE_C_COMPILER_ID STREQUAL "Clang") OR
(CMAKE_C_COMPILER_ID STREQUAL "Intel"))
set(PACKAGE ${PROJECT_NAME})
configure_file(src/Version_script.in src/Version_script)
unset(PACKAGE)
if(CMAKE_VERSION VERSION_LESS 3.13)
# This works
set_property(TARGET samplerate APPEND_STRING PROPERTY
LINK_FLAGS "-Wl,--version-script,${PROJECT_BINARY_DIR}/src/Version_script")
else()
# This works even better, e.g. for Clang it uses `-Xlinker` option,
# but requires CMake >= 3.13.
target_link_options(samplerate
PRIVATE
"LINKER:--version-script,${PROJECT_BINARY_DIR}/src/Version_script")
endif()
endif()
endif()
endif()
# Tests
# BUILD_TESTING is declared by CTest module and is ON by default
if(BUILD_TESTING)
add_executable(misc_test tests/misc_test.c tests/util.c tests/util.h)
target_include_directories(misc_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(misc_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME misc_test COMMAND misc_test)
add_executable(termination_test tests/termination_test.c tests/util.c tests/util.h)
target_include_directories(termination_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(termination_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME termination_test COMMAND termination_test)
add_executable(callback_hang_test tests/callback_hang_test.c tests/util.c tests/util.h)
target_include_directories(callback_hang_test
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(callback_hang_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME callback_hang_test COMMAND callback_hang_test)
add_executable(downsample_test tests/downsample_test.c tests/util.c tests/util.h)
target_include_directories(downsample_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(downsample_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME downsample_test COMMAND downsample_test)
add_executable(simple_test tests/simple_test.c tests/util.c tests/util.h)
target_include_directories(simple_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(simple_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME simple_test COMMAND simple_test)
add_executable(callback_test tests/callback_test.c tests/util.c tests/util.h)
target_include_directories(callback_test
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(callback_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME callback_test COMMAND callback_test)
add_executable(reset_test tests/reset_test.c tests/util.c tests/util.h)
target_include_directories(reset_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(reset_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME reset_test COMMAND reset_test)
add_executable(clone_test tests/clone_test.c tests/util.c tests/util.h)
target_include_directories(clone_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(clone_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME clone_test COMMAND clone_test)
add_executable(nullptr_test tests/nullptr_test.c tests/util.c tests/util.h)
target_include_directories(nullptr_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(nullptr_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME nullptr_test COMMAND nullptr_test)
add_executable(multi_channel_test tests/multi_channel_test.c tests/calc_snr.c tests/util.c tests/util.h)
target_include_directories(multi_channel_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(multi_channel_test
PRIVATE
samplerate
$<$<BOOL:${FFTW3_FOUND}>:FFTW3::fftw3>
$<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME multi_channel_test COMMAND multi_channel_test)
add_executable(varispeed_test tests/varispeed_test.c tests/calc_snr.c tests/util.c tests/util.h)
target_include_directories(varispeed_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(varispeed_test
PRIVATE samplerate
$<$<BOOL:${FFTW3_FOUND}>:FFTW3::fftw3>
$<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME varispeed_test COMMAND varispeed_test tests/util.c tests/util.h)
add_executable(float_short_test tests/float_short_test.c)
target_include_directories(float_short_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(float_short_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME float_short_test COMMAND float_short_test)
add_executable(snr_bw_test tests/snr_bw_test.c tests/calc_snr.c tests/util.c tests/util.h)
target_include_directories(snr_bw_test PRIVATE ${PROJECT_BINARY_DIR})
target_link_libraries(snr_bw_test
PRIVATE
samplerate
$<$<BOOL:${FFTW3_FOUND}>:FFTW3::fftw3>
$<$<BOOL:${LIBM_REQUIRED}>:m>)
add_test(NAME snr_bw_test COMMAND snr_bw_test tests/util.c tests/util.h)
add_executable(throughput_test tests/throughput_test.c tests/util.c tests/util.h)
target_include_directories(throughput_test
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(throughput_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_executable(multichan_throughput_test tests/multichan_throughput_test.c tests/util.c tests/util.h)
target_include_directories(multichan_throughput_test
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(multichan_throughput_test PRIVATE samplerate $<$<BOOL:${LIBM_REQUIRED}>:m>)
add_executable(src-evaluate tests/src-evaluate.c tests/util.c tests/util.h tests/calc_snr.c)
target_include_directories(src-evaluate
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(src-evaluate
PRIVATE
samplerate
$<$<BOOL:${FFTW3_FOUND}>:FFTW3::fftw3>
$<$<BOOL:${SndFile_FOUND}>:SndFile::sndfile>
$<$<BOOL:${LIBM_REQUIRED}>:m>)
endif()
# Examples
if(LIBSAMPLERATE_EXAMPLES)
add_executable(timewarp-file examples/timewarp-file.c)
target_include_directories(timewarp-file
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(timewarp-file
PRIVATE
samplerate
$<$<BOOL:${SndFile_FOUND}>:SndFile::sndfile>
$<$<BOOL:${LIBM_REQUIRED}>:m>)
add_executable(varispeed-play examples/varispeed-play.c examples/audio_out.c examples/audio_out.h)
target_include_directories(varispeed-play
PRIVATE
${PROJECT_BINARY_DIR}
$<$<NOT:$<BOOL:${HAVE_UNISTD_H}>>:${PROJECT_SOURCE_DIR}/Win32>)
target_link_libraries(varispeed-play
PRIVATE
samplerate
$<$<BOOL:${SndFile_FOUND}>:SndFile::sndfile>
$<$<BOOL:${LIBM_REQUIRED}>:m>)
if(WIN32)
target_link_libraries(varispeed-play PRIVATE winmm)
elseif(APPLE)
target_link_libraries(varispeed-play PRIVATE "-framework CoreAudio")
elseif(ALSA_FOUND)
target_link_libraries(varispeed-play PRIVATE ALSA::ALSA)
endif()
endif()
# Istallation
if(LIBSAMPLERATE_INSTALL)
# pkg-config module
set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix "\${prefix}")
set(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
set(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
set(VERSION "${PROJECT_VERSION}")
if(LIBM_REQUIRED)
set(LIBS "-lm")
endif()
configure_file(samplerate.pc.in samplerate.pc @ONLY)
install(FILES ${CMAKE_BINARY_DIR}/samplerate.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
# samplerate library
install(TARGETS samplerate EXPORT SampleRateTargets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
# samplerate config-file package
if(WIN32 AND (NOT MINGW) AND (NOT CYGWIN))
set(CMAKE_INSTALL_PACKAGEDIR cmake)
else()
set(CMAKE_INSTALL_PACKAGEDIR ${CMAKE_INSTALL_LIBDIR}/cmake/SampleRate)
endif()
install(EXPORT SampleRateTargets
NAMESPACE SampleRate::
DESTINATION ${CMAKE_INSTALL_PACKAGEDIR})
configure_package_config_file(cmake/SampleRateConfig.cmake.in SampleRateConfig.cmake
INSTALL_DESTINATION ${CMAKE_INSTALL_PACKAGEDIR})
write_basic_package_version_file(SampleRateConfigVersion.cmake COMPATIBILITY SameMajorVersion)
install(
FILES
${PROJECT_BINARY_DIR}/SampleRateConfig.cmake
${PROJECT_BINARY_DIR}/SampleRateConfigVersion.cmake
DESTINATION
${CMAKE_INSTALL_PACKAGEDIR})
# Documentation
install(DIRECTORY docs/ DESTINATION ${CMAKE_INSTALL_DOCDIR})
endif()
# Packaging support
include(CPack)