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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 ${VCPKG_TARGET_TRIPLET}!"
)
else()
message(
FATAL_ERROR
"You are building for an unknown platform and are missing a build environment. Please set -DVCPKG_TARGET_TRIPLET and make sure that -DMIXXX_VCPKG_ROOT points to a vcpkg environment containing installed dependencies for your target platform!"
)
endif()
endfunction()
if(UNIX AND NOT APPLE)
execute_process(
COMMAND uname -r
OUTPUT_VARIABLE UNAME_R
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(UNAME_R MATCHES ".*[Mm]icrosoft.*" OR UNAME_R MATCHES ".*WSL.*")
message(
FATAL_ERROR
"Building on Windows Subsystem for Linux (WSL) is not supported. If you want to build Mixxx from command line on Windows, you need to use the \"x64 Native Tools Command Prompt for VS 2022\"!"
)
endif()
endif()
# We use here ENV{MIXXX_VCPKG_ROOT} as a workaround to find the overlay folders
# in manifest mode https://github.com/microsoft/vcpkg/issues/12289.
# Note: VCPKG_ROOT, the default location for the vcpkg cli tool is later
# adjusted by CMAKE_TOOLCHAIN_FILE.
if(DEFINED ENV{MIXXX_VCPKG_ROOT} AND NOT DEFINED MIXXX_VCPKG_ROOT)
set(MIXXX_VCPKG_ROOT "$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 6.5
set(
CMAKE_OSX_DEPLOYMENT_TARGET
11.0
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 (${VCPKG_TARGET_TRIPLET})")
set(CMAKE_SYSTEM_NAME iOS CACHE STRING "Target iOS")
set(
CMAKE_OSX_DEPLOYMENT_TARGET
14.0
CACHE STRING
"Minimum iOS version to target"
)
else()
message(
WARNING
"Targeting an Apple platform, but VCPKG_TARGET_TRIPLET is not set. This is not a supported scenario!"
)
endif()
endif()
project(mixxx VERSION 2.6.0 LANGUAGES C CXX)
# Work around missing version suffixes support https://gitlab.kitware.com/cmake/cmake/-/issues/16716
set(MIXXX_VERSION_PRERELEASE "alpha") # set to "alpha" "beta" or ""
set(CMAKE_PROJECT_HOMEPAGE_URL "https://www.mixxx.org")
set(
CMAKE_PROJECT_DESCRIPTION
"Mixxx is Free DJ software that gives you everything you need to perform live mixes."
)
# Used for force control of color output
set(BUILD_COLORS "auto" CACHE STRING "Try to use colors auto/always/no")
list(APPEND CMAKE_MODULE_PATH "${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")
if(NOT DEFINED MSVC_TOOLSET_VERSION OR MSVC_TOOLSET_VERSION VERSION_LESS 143)
message(
FATAL_ERROR
"MSVC_TOOLSET_VERSION is ${MSVC_TOOLSET_VERSION}.\n"
"Mixxx requires the Microsoft Visual C++ Redistributable toolset of version 143 (VS2022) or greater, "
"as the VCPKG buildenv is built with this version.\n"
"Please use the Visual Studio 2022 toolset therefore!"
)
endif()
endif()
# Speed up builds on HDDs and prevent wearing of SDDs
#
# This is only applies to gcc/clang, therefore this option is forcibly set to
# ON on all other compilers.
cmake_dependent_option(
BUILD_LOW_MEMORY
"Store temporary build files on disk by disabling the build option -pipe"
OFF
"GNU_GCC OR LLVM_CLANG"
ON
)
if(NOT BUILD_LOW_MEMORY)
add_compile_options(-pipe)
endif()
# Coverage
#
# This is only available with GCC, therefore this option is forcibly set to OFF
# for all other compilers.
cmake_dependent_option(
COVERAGE
"Coverage (i.e. gcov) support"
OFF
"GNU_GCC"
OFF
)
if(COVERAGE)
add_compile_options(--coverage -fprofile-arcs -ftest-coverage)
add_link_options(--coverage -fprofile-arcs -ftest-coverage)
endif()
# Profiling
#
# This is only available on Linux, therefore this option is forcibly set to OFF
# on all other platforms.
cmake_dependent_option(
PROFILING
"Profiling (e.g. gprof) support"
OFF
"UNIX;NOT APPLE"
OFF
)
if(PROFILING)
add_compile_options(-pg)
add_link_options(-pg)
endif()
#
# Optimizations
#
set(
OPTIMIZE
"portable"
CACHE STRING
"Optimization and Tuning (set to off, portable, native, legacy)"
)
set_property(
CACHE OPTIMIZE
PROPERTY STRINGS "off" "portable" "native" "legacy"
)
string(TOLOWER "${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