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CMakeLists.txt
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cmake_minimum_required(VERSION 3.21)
# lint_cmake: -readability/wonkycase
message(STATUS "CMAKE_VERSION: ${CMAKE_VERSION}")
# CMAKE_CXX_COMPILER_ID: Distinguish between "AppleClang" and "Clang"
if(POLICY CMP0025)
cmake_policy(SET CMP0025 NEW)
endif()
# MACOSX_RPATH is set by default
if(POLICY CMP0042)
cmake_policy(SET CMP0042 NEW)
endif()
# Support new IN_LIST if() operator
if(POLICY CMP0057)
cmake_policy(SET CMP0057 NEW)
endif()
# Enforce interprocedural optimization
if(POLICY CMP0069)
cmake_policy(SET CMP0069 NEW)
endif()
# Let AUTOMOC and AUTOUIC process GENERATED files
if(POLICY CMP0071)
cmake_policy(SET CMP0071 NEW)
endif()
# Propagate interface link properties
if(POLICY CMP0099)
# This avoids a warning when qt deals with different behaviours controlled by this policy
# in its cmake functions. See
# https://github.com/qt/qtbase/commit/e3e1007f9778d8fc629a06f7d3d216bb7f81351b
cmake_policy(SET CMP0099 NEW)
endif()
# An imported target missing its location property fails during generation.
if(POLICY CMP0111)
cmake_policy(SET CMP0111 NEW)
endif()
# Set the timestamp of extracted files to the time of the extraction instead of
# the archived timestamp to make sure that dependent files are rebuilt if the
# URL changes.
if(POLICY CMP0135)
cmake_policy(SET CMP0135 NEW)
endif()
# Use this function to throw an error because the build environment is not set
# up correctly.
function(fatal_error_missing_env)
if(WIN32)
if(CMAKE_BUILD_TYPE MATCHES "Debug")
message(
FATAL_ERROR
"Did you download the Mixxx build environment using `${CMAKE_SOURCE_DIR}/tools/windows_buildenv.bat`?"
)
else()
message(
FATAL_ERROR
"Did you download the Mixxx build environment using `${CMAKE_SOURCE_DIR}/tools/windows_release_buildenv.bat` or `${CMAKE_SOURCE_DIR}/tools/windows_buildenv.bat`(includes Debug)?"
)
endif()
elseif(APPLE AND NOT IOS)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
message(
FATAL_ERROR
"Did you build the Mixxx build environment as described here: https://github.com/mixxxdj/mixxx/wiki/Compiling-dependencies-for-macOS-arm64?"
)
elseif(CMAKE_BUILD_TYPE MATCHES "Debug")
message(
FATAL_ERROR
"Did you download the Mixxx build environment using `${CMAKE_SOURCE_DIR}/tools/macos_buildenv.sh`"
)
else()
message(
FATAL_ERROR
"Did you download the Mixxx build environment using `${CMAKE_SOURCE_DIR}/tools/macos_release_buildenv.sh` or `${CMAKE_SOURCE_DIR}/tools/macos_buildenv.sh`(includes Debug)?"
)
endif()
elseif(UNIX AND NOT APPLE)
# Linux, BSD, Solaris, Minix
if(EXISTS "/etc/debian_version") # exists also on Ubuntu and Mint
message(
FATAL_ERROR
"Did you install the required Debian dev packages via `${CMAKE_SOURCE_DIR}/tools/debian_buildenv.sh`?"
)
elseif(EXISTS "/etc/redhat-release") # exists also on Fedora Mageia Madndriva Alma CentOS
message(
FATAL_ERROR
"Did you install the required RPM dev packages via `${CMAKE_SOURCE_DIR}/tools/rpm_buildenv.sh`?"
)
else()
message(
FATAL_ERROR
"Did you install the equivalent dev packages listed in `${CMAKE_SOURCE_DIR}/tools/debian_buildenv.sh`?"
)
endif()
elseif(DEFINED VCPKG_TARGET_TRIPLET)
message(
FATAL_ERROR
"You are targeting ${VCPKG_TARGET_TRIPLET}, which does not have a prebuilt environment. Please make sure that -DMIXXX_VCPKG_ROOT points to a vcpkg environment containing installed dependencies for ${VCPKG_TARGET_TRIPLET}!"
)
else()
message(
FATAL_ERROR
"You are building for an unknown platform and are missing a build environment. Please set -DVCPKG_TARGET_TRIPLET and make sure that -DMIXXX_VCPKG_ROOT points to a vcpkg environment containing installed dependencies for your target platform!"
)
endif()
endfunction()
# We use here ENV{MIXXX_VCPKG_ROOT} as a workaround to find the overlay folders
# in manifest mode https://github.com/microsoft/vcpkg/issues/12289.
# Note: VCPKG_ROOT, the default location for the vcpkg cli tool is later
# adjusted by CMAKE_TOOLCHAIN_FILE.
if(DEFINED ENV{MIXXX_VCPKG_ROOT} AND NOT DEFINED MIXXX_VCPKG_ROOT)
set(MIXXX_VCPKG_ROOT "$ENV{MIXXX_VCPKG_ROOT}")
endif()
if(DEFINED MIXXX_VCPKG_ROOT)
if(
EXISTS "${MIXXX_VCPKG_ROOT}/overlay/ports"
OR NOT EXISTS "${MIXXX_VCPKG_ROOT}/ports"
)
# MIXXX_VCPKG_ROOT points to our vcpkg environment
# and we configure the CMAKE_TOOLCHAIN_FILE and overlays accordingly
message(STATUS "Using MIXXX_VCPKG_ROOT: ${MIXXX_VCPKG_ROOT}")
else()
message(
STATUS
"MIXXX_VCPKG_ROOT not correct (missing ${MIXXX_VCPKG_ROOT}/overlay/ports)"
)
fatal_error_missing_env()
endif()
if(NOT DEFINED VCPKG_OVERLAY_PORTS)
# required for manifest mode
set(VCPKG_OVERLAY_PORTS "${MIXXX_VCPKG_ROOT}/overlay/ports")
if(APPLE)
list(APPEND VCPKG_OVERLAY_PORTS "${MIXXX_VCPKG_ROOT}/overlay/osx")
elseif(WIN32)
list(APPEND VCPKG_OVERLAY_PORTS "${MIXXX_VCPKG_ROOT}/overlay/windows")
endif()
endif()
if(NOT DEFINED VCPKG_OVERLAY_TRIPLETS)
# required for manifest mode
set(VCPKG_OVERLAY_TRIPLETS "${MIXXX_VCPKG_ROOT}/overlay/triplets")
endif()
if(NOT DEFINED CMAKE_TOOLCHAIN_FILE)
set(
CMAKE_TOOLCHAIN_FILE
"${MIXXX_VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake"
CACHE STRING
""
)
endif()
endif()
if(NOT DEFINED VCPKG_TARGET_TRIPLET)
if(DEFINED ENV{VCPKG_TARGET_TRIPLET})
set(VCPKG_TARGET_TRIPLET "$ENV{VCPKG_TARGET_TRIPLET}")
elseif(DEFINED ENV{VCPKG_DEFAULT_TRIPLET})
set(VCPKG_TARGET_TRIPLET "$ENV{VCPKG_DEFAULT_TRIPLET}")
endif()
endif()
set(
X_VCPKG_APPLOCAL_DEPS_INSTALL
ON
CACHE BOOL
"Automatically copy dependencies into the install target directory for executables."
FORCE
)
# Set a default build type if none was specified
# See https://blog.kitware.com/cmake-and-the-default-build-type/ for details.
set(default_build_type "RelWithDebInfo")
if(EXISTS "${CMAKE_SOURCE_DIR}/.git" AND NOT WIN32)
# On Windows, Debug builds are linked to unoptimized libs
# generating unusable slow Mixxx builds.
set(default_build_type "Debug")
endif()
if(NOT CMAKE_CONFIGURATION_TYPES)
if(NOT CMAKE_BUILD_TYPE)
message(
STATUS
"Setting CMAKE_BUILD_TYPE to '${default_build_type}' as none was specified."
)
set(
CMAKE_BUILD_TYPE
"${default_build_type}"
CACHE STRING
"Choose the type of build."
FORCE
)
# Set the possible values of build type for cmake-gui
set_property(
CACHE CMAKE_BUILD_TYPE
PROPERTY STRINGS "Debug" "Release" "RelWithDebInfo"
)
elseif(NOT CMAKE_BUILD_TYPE MATCHES "^(Debug|Release|RelWithDebInfo)$")
message(
FATAL_ERROR
"CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} is not supported, use one of Debug, Release or RelWithDebInfo."
)
endif()
endif()
include(CMakeDependentOption)
option(QT6 "Build with Qt6" ON)
cmake_dependent_option(
QML
"Build with QML"
ON
"QT6"
OFF
)
option(QOPENGL "Use QOpenGLWindow based widget instead of QGLWidget" ON)
if(QOPENGL)
add_compile_definitions(MIXXX_USE_QOPENGL)
endif()
if(QML)
add_compile_definitions(MIXXX_USE_QML)
endif()
if(VCPKG_TARGET_TRIPLET MATCHES "^wasm(32|64)-emscripten")
message(STATUS "Targeting Emscripten (${VCPKG_TARGET_TRIPLET})")
if(DEFINED ENV{EMSDK})
message(STATUS "Found EMSDK at $ENV{EMSDK}")
else()
message(
FATAL_ERROR
"Please make sure emsdk is installed and the environment variable EMSDK is set (see https://emscripten.org/docs/getting_started/downloads.html)"
)
endif()
if(NOT DEFINED VCPKG_CHAINLOAD_TOOLCHAIN_FILE)
set(
VCPKG_CHAINLOAD_TOOLCHAIN_FILE
"$ENV{EMSDK}/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake"
CACHE STRING
""
)
endif()
# Enabling this causes Qt's FindWrapRt C++ compile check to fail as it tries
# to run `clang-scan-deps` (because we set the C++ standard to 20). Emscripten
# does not ship this binary yet, though. Potentially relevant upstream bug:
# https://github.com/emscripten-core/emscripten/issues/21042
set(CMAKE_CXX_SCAN_FOR_MODULES OFF)
elseif(APPLE)
# Check if xcode-select is installed
execute_process(
COMMAND xcode-select -v
RESULT_VARIABLE XCODE_SELECT_RESULT
OUTPUT_QUIET
)
if(XCODE_SELECT_RESULT)
# xcode-select command failed, meaning it is not installed or not configured properly
message(
FATAL_ERROR
"'xcode-select -v' failed with '${XCODE_SELECT_RESULT}'. You may need to install Xcode and run 'sudo xcode-select --install'."
)
endif()
if(VCPKG_TARGET_TRIPLET MATCHES "^[a-zA-Z0-9]+-osx")
message(STATUS "Targeting macOS (${VCPKG_TARGET_TRIPLET})")
set(CMAKE_SYSTEM_NAME Darwin CACHE STRING "Target macOS")
if(VCPKG_TARGET_TRIPLET MATCHES "^arm64-")
# Minimum macOS version for arm64 Support
set(
CMAKE_OSX_DEPLOYMENT_TARGET
11.0
CACHE STRING
"Minimum macOS version the build will be able to run on"
)
set(CMAKE_OSX_ARCHITECTURES arm64 CACHE STRING "The target architecture")
set(
CMAKE_SYSTEM_PROCESSOR
arm64
CACHE STRING
"The target system processor"
)
else()
if(QT6)
# Minimum macOS version supported by Qt 6
set(
CMAKE_OSX_DEPLOYMENT_TARGET
10.15
CACHE STRING
"Minimum macOS version the build will be able to run on"
)
else()
# Minimum macOS version supported by Qt 5.12
set(
CMAKE_OSX_DEPLOYMENT_TARGET
10.12
CACHE STRING
"Minimum macOS version the build will be able to run on"
)
# Needed for deployment target < 10.14
add_compile_options(-fno-aligned-allocation)
endif()
endif()
elseif(VCPKG_TARGET_TRIPLET MATCHES "^[a-zA-Z0-9]+-ios")
message(STATUS "Targeting iOS (${VCPKG_TARGET_TRIPLET})")
set(CMAKE_SYSTEM_NAME iOS CACHE STRING "Target iOS")
set(
CMAKE_OSX_DEPLOYMENT_TARGET
14.0
CACHE STRING
"Minimum iOS version to target"
)
else()
message(
WARNING
"Targeting an Apple platform, but VCPKG_TARGET_TRIPLET is not set. This is not a supported scenario!"
)
endif()
endif()
project(mixxx VERSION 2.6.0)
enable_language(C CXX)
# Work around missing version suffixes support https://gitlab.kitware.com/cmake/cmake/-/issues/16716
set(MIXXX_VERSION_PRERELEASE "alpha") # set to "alpha" "beta" or ""
set(CMAKE_PROJECT_HOMEPAGE_URL "https://www.mixxx.org")
set(
CMAKE_PROJECT_DESCRIPTION
"Mixxx is Free DJ software that gives you everything you need to perform live mixes."
)
# Used for force control of color output
set(BUILD_COLORS "auto" CACHE STRING "Try to use colors auto/always/no")
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
include(CheckSymbolExists)
include(CheckIncludeFileCXX)
include(ExternalProject)
include(GNUInstallDirs)
include(DefaultOption)
include(IsStaticLibrary)
# Verify VCPKG settings
if(DEFINED _VCPKG_INSTALLED_DIR)
if(NOT EXISTS "${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}")
# Fail early if this part of CMAKE_PREFIX_PATH does not exist
# else the library lookups below will fail with misleading error messages
message(
STATUS
"VCPKG_TARGET_TRIPLET dir not found: ${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET} "
"Make sure the VCPKG build environment is installed and contains the build for the selected triplet."
)
fatal_error_missing_env()
else()
message(STATUS "Using VCPKG_TARGET_TRIPLET: ${VCPKG_TARGET_TRIPLET}")
endif()
endif()
#######################################################################
# Compilers and toolchains
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# GNU is GNU GCC
set(GNU_GCC true)
else()
set(GNU_GCC false)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
if(CMAKE_CXX_SIMULATE_ID MATCHES "MSVC")
set(LLVM_CLANG false)
set(MSVC true)
else()
# using regular Clang or AppleClang
set(LLVM_CLANG true)
endif()
else()
set(LLVM_CLANG false)
endif()
# CMake implicitly sets the variable MSVC to true for Microsoft
# Visual C++ or another compiler simulating Visual C++.
# https://cmake.org/cmake/help/latest/variable/MSVC.html
#######################################################################
set(CMAKE_CXX_STANDARD 20)
if(MSVC)
# Ensure MSVC populates __cplusplus correctly.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zc:__cplusplus")
# Remove unreferenced code and data
# Since c++11 they can safely be removed to speed up linking.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zc:inline")
endif()
# Speed up builds on HDDs and prevent wearing of SDDs
#
# This is only applies to gcc/clang, therefore this option is forcibly set to
# ON on all other compilers.
cmake_dependent_option(
BUILD_LOW_MEMORY
"Store temporary build files on disk by disabling the build option -pipe"
OFF
"GNU_GCC OR LLVM_CLANG"
ON
)
if(NOT BUILD_LOW_MEMORY)
add_compile_options(-pipe)
endif()
# Coverage
#
# This is only available with GCC, therefore this option is forcibly set to OFF
# for all other compilers.
cmake_dependent_option(
COVERAGE
"Coverage (i.e. gcov) support"
OFF
"GNU_GCC"
OFF
)
if(COVERAGE)
add_compile_options(--coverage -fprofile-arcs -ftest-coverage)
add_link_options(--coverage -fprofile-arcs -ftest-coverage)
endif()
# Profiling
#
# This is only available on Linux, therefore this option is forcibly set to OFF
# on all other platforms.
cmake_dependent_option(
PROFILING
"Profiling (e.g. gprof) support"
OFF
"UNIX;NOT APPLE"
OFF
)
if(PROFILING)
add_compile_options(-pg)
add_link_options(-pg)
endif()
#
# Optimizations
#
set(
OPTIMIZE
"portable"
CACHE STRING
"Optimization and Tuning (set to off, portable, native, legacy)"
)
set_property(
CACHE OPTIMIZE
PROPERTY STRINGS "off" "portable" "native" "legacy"
)
string(TOLOWER "${OPTIMIZE}" OPTIMIZE)
message(STATUS "Optimization level: ${OPTIMIZE}")
# CMAKE_INTERPROCEDURAL_OPTIMIZATION can be defined to override the default behaviour.
# We keep CMAKE_INTERPROCEDURAL_OPTIMIZATION unset (IPO disabled) to save
# build time at the cost of a bigger memory footprint at run-time.
# See https://github.com/mixxxdj/mixxx/pull/3589 for some test results
# Note: IPO has caused issues on Fedora https://bugzilla.rpmfusion.org/show_bug.cgi?id=5829
# Uncomment the following code to enable IPO for Release builds
#if(NOT DEFINED CMAKE_INTERPROCEDURAL_OPTIMIZATION AND NOT CMAKE_BUILD_TYPE STREQUAL "Debug" AND NOT OPTIMIZE STREQUAL "off")
# include(CheckIPOSupported)
# check_ipo_supported(RESULT HAVE_IPO)
# if(HAVE_IPO)
# set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
# endif()
#endif()
if(MSVC)
# Microsoft Visual Studio Compiler
add_compile_options(/UTF8)
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
# Target architecture is x64 -> x64 has alsways SSE and SSE2 instruction sets
message(STATUS "x64 Enabling SSE2 CPU optimizations (>= Pentium 4)")
# Define gcc/clang style defines for SSE and SSE2 for compatibility
add_compile_definitions("__SSE__" "__SSE2__")
endif()
# Needed for sccache
if(CMAKE_BUILD_TYPE STREQUAL "Debug")
string(REPLACE "/Zi" "/Z7" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "/Zi" "/Z7" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
elseif(CMAKE_BUILD_TYPE STREQUAL "Release")
string(
REPLACE
"/Zi"
"/Z7"
CMAKE_CXX_FLAGS_RELEASE
"${CMAKE_CXX_FLAGS_RELEASE}"
)
string(REPLACE "/Zi" "/Z7" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
elseif(CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
string(
REPLACE
"/Zi"
"/Z7"
CMAKE_CXX_FLAGS_RELWITHDEBINFO
"${CMAKE_CXX_FLAGS_RELWITHDEBINFO}"
)
string(
REPLACE
"/Zi"
"/Z7"
CMAKE_C_FLAGS_RELWITHDEBINFO
"${CMAKE_C_FLAGS_RELWITHDEBINFO}"
)
endif()
if(NOT OPTIMIZE STREQUAL "off")
# Use the fastest floating point math library
# http://msdn.microsoft.com/en-us/library/e7s85ffb.aspx
# http://msdn.microsoft.com/en-us/library/ms235601.aspx
add_compile_options(/fp:fast)
# Suggested for unused code removal
# http://msdn.microsoft.com/en-us/library/ms235601.aspx
# http://msdn.microsoft.com/en-us/library/xsa71f43.aspx
# http://msdn.microsoft.com/en-us/library/bxwfs976.aspx
add_compile_options(/Gy)
# For repeated local development builds, /INCREMENTAL offers much faster build times with the same performance of the executable,
# unless link time code generation (like CMAKE_INTERPROCEDURAL_OPTIMIZATION) is used, which is contrary to incremental linking.
if(CMAKE_BUILD_TYPE STREQUAL "Debug")
#optimize Debug Builds as well, to have "normal" behaviour of mixxx during development
string(REPLACE "/Od" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "/Od" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS}")
string(REPLACE "/Ob0" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "/Ob0" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS}")
add_compile_options(/O2) # this implies /Od2
# Remove /RTC1 flag set by CMAKE by default (conflicts with /O2)
string(
REPLACE
"/RTC1"
""
CMAKE_CXX_FLAGS_DEBUG
"${CMAKE_CXX_FLAGS_DEBUG}"
)
string(REPLACE "/RTC1" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
elseif(CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
# For some reasons cmake uses /Ob1 in RelWithDebInfo https://gitlab.kitware.com/cmake/cmake/-/issues/20812
# /O2 is applied by CMake and this implies /Od2
string(
REPLACE
"/Ob1"
""
CMAKE_CXX_FLAGS_RELWITHDEBINFO
"${CMAKE_CXX_FLAGS_RELWITHDEBINFO}"
)
string(
REPLACE
"/Ob1"
""
CMAKE_C_FLAGS_RELWITHDEBINFO
"${CMAKE_C_FLAGS_RELWITHDEBINFO}"
)
# Reduce the size of the binary in RelWithDebInfo builds
# Do not use /OPT:ICF because it has no effect.
# https://github.com/mixxxdj/mixxx/pull/3660#pullrequestreview-600137258
add_link_options(/OPT:REF)
# /INCREMENTAL is incompatible with /OPT:REF, but it's the CMake default for RelWithDebInfo
# The CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO can be defined by the user in the GUI or in CMakeSettings.json,
# therefore we can't rely on the default.
string(
FIND
CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO
"/INCREMENTAL:NO"
INCREMENTAL_NO_POSITION
)
if(INCREMENTAL_NO_POSITION EQUAL -1)
message(
STATUS
"Overwriting /INCREMENTAL by /INCREMENTAL:NO to allow link time code optimization"
)
string(
REPLACE
"/INCREMENTAL"
"/INCREMENTAL:NO"
CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO
"${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}"
)
endif()
# Note: CMAKE_INTERPROCEDURAL_OPTIMIZATION sets the /GL and /LTCG flags for us
elseif(CMAKE_BUILD_TYPE STREQUAL "Release")
# Reduce the size of the binary in Release builds
# Do not use /OPT:ICF because it has no effect.
# https://github.com/mixxxdj/mixxx/pull/3660#pullrequestreview-600137258
add_link_options(/OPT:REF)
endif()
if(OPTIMIZE STREQUAL "portable")
if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8)
# Target architecture is x86 with SSE and SSE2
message(STATUS "x86 Enabling SSE2 CPU optimizations (>= Pentium 4)")
# Define gcc/clang style defines for SSE and SSE2 for compatibility
add_compile_definitions("__SSE__" "__SSE2__")
# Set compiler option for SSE/SSE2
add_compile_options(/arch:SSE2)
endif()
elseif(OPTIMIZE STREQUAL "native")
message("Enabling optimizations for native system, specified by user")
if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8)
# Target architecture is x86 with SSE and SSE2
message(STATUS "x86 Enabling SSE2 CPU optimizations (>= Pentium 4)")
# Define gcc/clang style defines for SSE and SSE2 for compatibility
add_compile_definitions("__SSE__" "__SSE2__")
endif()
# Define the target processor instruction and other compiler optimization flags here:
# https://docs.microsoft.com/en-us/cpp/build/reference/arch-x64?view=msvc-160
# add_compile_options(/arch:AVX512)
message(
FATAL_ERROR
"User need to set the MSVC compiler flags for the native processor here!"
)
add_compile_options("/favor:${CMAKE_SYSTEM_PROCESSOR}")
elseif(OPTIMIZE STREQUAL "legacy")
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
message("Enabling pure x64 instruction set (without AVX etc.)")
else()
message("Enabling pure i386 instruction set (without SSE/SSE2 etc.)")
endif()
else()
message(
FATAL_ERROR
"Invalid value passed to OPTIMIZE option: ${OPTIMIZE}"
)
endif()
else()
# OPTIMIZE=off
if(CMAKE_BUILD_TYPE STREQUAL "Release")
#Remove optimize flags set by cmake defaults
string(
REPLACE
"/O2"
""
CMAKE_CXX_FLAGS_RELEASE
"${CMAKE_CXX_FLAGS_RELEASE}"
)
string(REPLACE "/O2" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(
REPLACE
"/Ob2"
""
CMAKE_CXX_FLAGS_RELEASE
"${CMAKE_CXX_FLAGS_RELEASE}"
)
string(REPLACE "/Ob2" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
add_compile_options(/Od) # this implies /Ob0
add_compile_options(/RTC1)
elseif(CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
#Remove optimize flags set by cmake defaults
string(
REPLACE
"/O2"
""
CMAKE_CXX_FLAGS_RELWITHDEBINFO
"${CMAKE_CXX_FLAGS_RELWITHDEBINFO}"
)
string(
REPLACE
"/O2"
""
CMAKE_C_FLAGS_RELWITHDEBINFO
"${CMAKE_C_FLAGS_RELWITHDEBINFO}"
)
# For some reasons cmake uses /Ob1 in RelWithDebInfo https://gitlab.kitware.com/cmake/cmake/-/issues/20812
string(
REPLACE
"/Ob1"
""
CMAKE_CXX_FLAGS_RELWITHDEBINFO
"${CMAKE_CXX_FLAGS_RELWITHDEBINFO}"
)
string(
REPLACE
"/Ob1"
""
CMAKE_C_FLAGS_RELWITHDEBINFO
"${CMAKE_C_FLAGS_RELWITHDEBINFO}"
)
add_compile_options(/Od) # this implies /Ob0
add_compile_options(/RTC1)
endif()
endif()
elseif(GNU_GCC OR LLVM_CLANG)
if(NOT OPTIMIZE STREQUAL "off")
# Common flags to all optimizations.
# -ffast-math will prevent a performance penalty by denormals
# (floating point values almost Zero are treated as Zero)
# unfortunately that work only on 64 bit CPUs or with sse2 enabled
# The following optimisation flags makes the engine code ~3 times
# faster, measured on a Atom CPU.
add_compile_options(-ffast-math -funroll-loops)
if(EMSCRIPTEN)
# Optimize for size + speed when targeting Emscripten/WebAssembly
# This is recommended as we use asyncify:
# See https://doc.qt.io/qt-6/wasm.html#asyncify
add_compile_options(-Os)
else()
add_compile_options(-O3)
endif()
# set -fomit-frame-pointer when we don't profile and are not using
# Clang sanitizers.
# Note: It is only included in -O on machines where it does not
# interfere with debugging
if(NOT PROFILING AND NOT SANITIZERS)
add_compile_options(-fomit-frame-pointer)
endif()
if(OPTIMIZE STREQUAL "portable")
# portable: sse2 CPU (>= Pentium 4)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(i[3456]86|x86|x64|x86_64|AMD64)$")
message(STATUS "Enabling SSE2 CPU optimizations (>= Pentium 4)")
if(NOT EMSCRIPTEN)
add_compile_options(-mtune=generic)
endif()
# -mtune=generic picks the most common, but compatible options.
# on arm platforms equivalent to -march=arch
if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8)
# the sse flags are not set by default on 32 bit builds
# but are not supported on arm builds
add_compile_options(-msse2)
if(EMSCRIPTEN)
add_compile_options(-msimd128)
else()
add_compile_options(-mfpmath=sse)
endif()
endif()
# TODO(rryan): macOS can use SSE3, and possibly SSE 4.1 once
# we require macOS 10.12.
# https://stackoverflow.com/questions/45917280/mac-osx-minumum-support-sse-version
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(arm|armv7.*)$") # but not armv8
add_compile_options(-mfloat-abi=hard -mfpu=neon)
endif()
# this sets macros __SSE2_MATH__ __SSE_MATH__ __SSE2__ __SSE__
# This should be our default build for distribution
# It's a little sketchy, but turning on SSE2 will gain
# 100% performance in our filter code and allows us to
# turns on denormal zeroing.
# We don't really support CPU's earlier than Pentium 4,
# which is the class of CPUs this decision affects.
# The downside of this is that we aren't truly
# i386 compatible, so builds that claim 'i386' will crash.
# -- rryan 2/2011
# Note: SSE2 is a core part of x64 CPUs
elseif(OPTIMIZE STREQUAL "native")
message("Enabling native optimizations for ${CMAKE_SYSTEM_PROCESSOR}")
add_compile_options(-march=native)
# Note: requires gcc >= 4.2.0
# macros like __SSE2_MATH__ __SSE_MATH__ __SSE2__ __SSE__
# are set automatically
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(arm|armv7.*)$") # but not armv8
add_compile_options(-mfloat-abi=hard -mfpu=neon)
endif()
elseif(OPTIMIZE STREQUAL "legacy")
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(i[3456]86|x86|x64|x86_64|AMD64)$")
message("Enabling pure i386 code")
add_compile_options(-mtune=generic)
# -mtune=generic pick the most common, but compatible options.
# on arm platforms equivalent to -march=arch
endif()
else()
message(
FATAL_ERROR
"Invalid value passed to OPTIMIZE option: ${OPTIMIZE}"
)
endif()
endif()
endif()
set(CMAKE_C_VISIBILITY_PRESET hidden)
set(CMAKE_CXX_VISIBILITY_PRESET hidden)
set(CMAKE_VISIBILITY_INLINES_HIDDEN TRUE)
if(WIN32)
# Add support for lib prefix on Windows
set(CMAKE_FIND_LIBRARY_PREFIXES "" "lib")
endif()
if(MSVC)
if(NOT DEFINED CMAKE_DISABLE_PRECOMPILE_HEADERS)
# With MSVC, PCH is faster than caching
set(CMAKE_DISABLE_PRECOMPILE_HEADERS OFF)
endif()
set(
CMAKE_DISABLE_PRECOMPILE_HEADERS
${CMAKE_DISABLE_PRECOMPILE_HEADERS}
CACHE BOOL
"Disable precompiled headers"
)
# sccache support
find_program(SCCACHE_EXECUTABLE "sccache")
if(SCCACHE_EXECUTABLE)
message(STATUS "Found sccache: ${SCCACHE_EXECUTABLE}")
else()
message(STATUS "Could NOT find sccache (missing executable)")
endif()
default_option(SCCACHE_SUPPORT "Enable sccache support" "SCCACHE_EXECUTABLE;CMAKE_DISABLE_PRECOMPILE_HEADERS")
message(STATUS "Support for sccache: ${SCCACHE_SUPPORT}")
if(SCCACHE_SUPPORT)
if(NOT CMAKE_DISABLE_PRECOMPILE_HEADERS)
message(
WARNING
"sccache: Does not work with precompiled headers. Set CMAKE_DISABLE_PRECOMPILE_HEADERS=ON"
)
endif()
set(CMAKE_C_COMPILER_LAUNCHER "${SCCACHE_EXECUTABLE}")
set(CMAKE_CXX_COMPILER_LAUNCHER "${SCCACHE_EXECUTABLE}")
endif()
else()
# ccache support
find_program(CCACHE_EXECUTABLE "ccache")
if(CCACHE_EXECUTABLE)
message(STATUS "Found ccache: ${CCACHE_EXECUTABLE}")
else()
message(STATUS "Could NOT find ccache (missing executable)")
endif()
default_option(CCACHE_SUPPORT "Enable ccache support" "CCACHE_EXECUTABLE")
if(NOT DEFINED CMAKE_DISABLE_PRECOMPILE_HEADERS)
set(CMAKE_DISABLE_PRECOMPILE_HEADERS ${CCACHE_SUPPORT})
endif()
set(
CMAKE_DISABLE_PRECOMPILE_HEADERS
${CMAKE_DISABLE_PRECOMPILE_HEADERS}
CACHE BOOL
"Disable precompiled headers"
)
if(CCACHE_SUPPORT)
if(GNU_GCC OR LLVM_CLANG)
# without this compiler messages in `make` backend would be uncolored
set(
CMAKE_CXX_FLAGS
"${CMAKE_CXX_FLAGS} -fdiagnostics-color=${BUILD_COLORS}"
)
endif()
if(NOT CMAKE_DISABLE_PRECOMPILE_HEADERS)
execute_process(
COMMAND "${CCACHE_EXECUTABLE}" "--get-config=sloppiness"
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
OUTPUT_VARIABLE CCACHE_CONFIGURED_SLOPPINESS
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
if(
NOT CCACHE_CONFIGURED_SLOPPINESS MATCHES "pch_defines"
OR NOT CCACHE_CONFIGURED_SLOPPINESS MATCHES "time_macros"
)
message(
WARNING
"ccache: For use with precompiled headers, the setting \"sloppiness\" needs to "
"be set to \"pch_defines,time_macros\". This can be done via the environment variable "
"\"CCACHE_SLOPPINESS=pch_defines,time_macros\" or permanent via "
"\"ccache --set-config=sloppiness=pch_defines,time_macros\"."
)
endif()
endif()
set(CMAKE_C_COMPILER_LAUNCHER "${CCACHE_EXECUTABLE}")
set(CMAKE_CXX_COMPILER_LAUNCHER "${CCACHE_EXECUTABLE}")
endif()
message(STATUS "Support for ccache: ${CCACHE_SUPPORT}")
endif()
if(NOT MSVC)
# Try to configure mold as linker via -fuse-ld=mold, support from gcc 12.1, gcc 11.2.0-16 or clang
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} -fuse-ld=mold -Wl,--version
ERROR_QUIET
OUTPUT_VARIABLE MOLD_FUSE_VERSION_STRING
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(MOLD_FUSE_VERSION_STRING)
set(MOLD_FUSE_FOUND TRUE)
endif()
if(NOT MOLD_FUSE_FOUND)
# check if the symlink ld is in the mold folder for older compiler
find_program(MOLD_SYMLINK "${CMAKE_INSTALL_LIBEXECDIR}/mold/ld")
get_filename_component(MOLD_SYMLINK_DIRECTORY ${MOLD_SYMLINK} DIRECTORY)
endif()
if(MOLD_SYMLINK)
set(MOLD_SYMLINK_FOUND TRUE)
endif()
default_option(MOLD_SUPPORT "Use 'mold' for linking" "MOLD_FUSE_FOUND OR MOLD_SYMLINK_FOUND")
if(MOLD_SUPPORT)
if(MOLD_FUSE_FOUND)
message(STATUS "Selecting mold as linker")
add_link_options("-fuse-ld=mold")
elseif(MOLD_SYMLINK_FOUND)
message(
STATUS
"Selecting mold as linker via ld symlink in ${MOLD_SYMLINK_DIRECTORY}"
)
add_link_options("-B${MOLD_SYMLINK_DIRECTORY}")
else()
message(FATAL_ERROR "Could NOT find mold (missing executable)")
endif()
else()
# Try to configure lld as linker
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} -fuse-ld=lld -Wl,--version
ERROR_QUIET
OUTPUT_VARIABLE LLD_VERSION_STRING
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(LLD_VERSION_STRING)
string(
REGEX MATCH
"LLD ([0-9]+\\.[0-9]+\\.[0-9]+)"
LLD_VERSION_MATCH
"${LLD_VERSION_STRING}"
)
if(LLD_VERSION_MATCH)
set(LLD_VERSION ${CMAKE_MATCH_1})
message(STATUS "Found ld.lld with version: ${LLD_VERSION}")
else()
message(
WARNING
"Failed to parse ld.lld version from: ${LLD_VERSION_STRING}"
)
endif()
endif()
# LLD 10.0.0 does not work because of https://bugs.llvm.org/show_bug.cgi?id=45769
default_option(LLD_SUPPORT "Use 'ld.lld' for linking" "LLD_VERSION VERSION_GREATER 10.0.0")
if(LLD_SUPPORT)
if(LLD_VERSION_STRING)
if(LLD_VERSION VERSION_GREATER 10.0.0)
message(STATUS "Selecting lld as linker")
add_link_options("-fuse-ld=lld")
else()
message(FATAL_ERROR "Could NOT find ld.lld > 10.0.0")
endif()
else()
message(FATAL_ERROR "Could NOT find ld.lld (missing executable)")
endif()
endif()
endif()
endif()
if(CMAKE_VERSION VERSION_LESS "3.7.0")
set(CMAKE_INCLUDE_CURRENT_DIR ON)
endif()
set(
CLANG_TIDY
""
CACHE STRING
"CMAKE_CXX_CLANG_TIDY equivalent that only applies to mixxx sources, not bundled dependencies"
)
# Mixxx itself
add_library(
mixxx-lib
STATIC
EXCLUDE_FROM_ALL
src/analyzer/analyzerbeats.cpp
src/analyzer/analyzerebur128.cpp
src/analyzer/analyzergain.cpp
src/analyzer/analyzerkey.cpp
src/analyzer/analyzerscheduledtrack.cpp
src/analyzer/analyzersilence.cpp
src/analyzer/analyzerthread.cpp
src/analyzer/analyzertrack.cpp
src/analyzer/analyzerwaveform.cpp
src/analyzer/plugins/analyzerqueenmarybeats.cpp
src/analyzer/plugins/analyzerqueenmarykey.cpp
src/analyzer/plugins/analyzersoundtouchbeats.cpp
src/analyzer/plugins/buffering_utils.cpp
src/analyzer/trackanalysisscheduler.cpp
src/audio/frame.cpp
src/audio/signalinfo.cpp
src/audio/streaminfo.cpp
src/audio/types.cpp
src/control/control.cpp
src/control/controlaudiotaperpot.cpp
src/control/controlbehavior.cpp
src/control/controlcompressingproxy.cpp
src/control/controleffectknob.cpp
src/control/controlencoder.cpp
src/control/controlindicator.cpp
src/control/controlindicatortimer.cpp
src/control/controllinpotmeter.cpp
src/control/controllogpotmeter.cpp
src/control/controlobject.cpp
src/control/controlobjectscript.cpp