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configure.cmake
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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
#### Inputs
#### Libraries
qt_find_package(WrapSystemZLIB 1.0.8 PROVIDED_TARGETS WrapSystemZLIB::WrapSystemZLIB MODULE_NAME global QMAKE_LIB zlib)
# Work around global target promotion failure when WrapZLIB is used on APPLE platforms.
# What ends up happening is that the ZLIB::ZLIB target is not promoted to global by qt_find_package,
# then qt_find_package(WrapSystemPNG) tries to find its dependency ZLIB::ZLIB, sees it's not global
# and tries to promote it to global, but fails because the directory scope of the PNG package is
# different (src/gui) from where ZLIB was originally found (qtbase root).
# To avoid that, just manually promote the target to global here.
if(TARGET ZLIB::ZLIB)
set_property(TARGET ZLIB::ZLIB PROPERTY IMPORTED_GLOBAL TRUE)
endif()
# Look for Threads in the same scope as OpenSSL package, because OpenSSL sometimes depends on
# Threads (for static OpenSSL builds) and we want to promote the target to global in the same
# directory scope.
qt_find_package(Threads PROVIDED_TARGETS Threads::Threads)
qt_find_package(WrapOpenSSLHeaders PROVIDED_TARGETS WrapOpenSSLHeaders::WrapOpenSSLHeaders MODULE_NAME core)
# openssl_headers
# OPENSSL_VERSION_MAJOR is not defined for OpenSSL 1.1.1
qt_config_compile_test(opensslv11_headers
LABEL "opensslv11_headers"
LIBRARIES
WrapOpenSSLHeaders::WrapOpenSSLHeaders
CODE
"#include <openssl/ssl.h>
#include <openssl/opensslv.h>
#if !defined(OPENSSL_VERSION_NUMBER) || defined(OPENSSL_VERSION_MAJOR) || OPENSSL_VERSION_NUMBER-0 < 0x10101000L
# error OpenSSL >= 1.1.1 is required
#endif
#if !defined(OPENSSL_NO_EC) && !defined(SSL_CTRL_SET_CURVES)
# error OpenSSL was reported as >= 1.1.1 but is missing required features, possibly it is libressl which is unsupported
#endif
int main(void)
{
/* BEGIN TEST: */
/* END TEST: */
return 0;
}
")
qt_find_package(WrapOpenSSL PROVIDED_TARGETS WrapOpenSSL::WrapOpenSSL MODULE_NAME core QMAKE_LIB openssl)
# openssl
# OPENSSL_VERSION_MAJOR is not defined for OpenSSL 1.1.1
qt_config_compile_test(opensslv11
LABEL "opensslv11"
LIBRARIES
WrapOpenSSL::WrapOpenSSL
CODE
"#include <openssl/ssl.h>
#include <openssl/opensslv.h>
#if !defined(OPENSSL_VERSION_NUMBER) || defined(OPENSSL_VERSION_MAJOR) || OPENSSL_VERSION_NUMBER-0 < 0x10101000L
# error OpenSSL >= 1.1.1 is required
#endif
#if !defined(OPENSSL_NO_EC) && !defined(SSL_CTRL_SET_CURVES)
# error OpenSSL was reported as >= 1.1.1 but is missing required features, possibly it is libressl which is unsupported
#endif
int main(void)
{
/* BEGIN TEST: */
SSL_free(SSL_new(0));
/* END TEST: */
return 0;
}
")
# opensslv30
# openssl_headers
qt_config_compile_test(opensslv30_headers
LABEL "opensslv30_headers"
LIBRARIES
WrapOpenSSLHeaders::WrapOpenSSLHeaders
CODE
"#include <openssl/ssl.h>
#include <openssl/opensslv.h>
#if !OPENSSL_VERSION_PREREQ(3,0)
# error OpenSSL >= 3.0 is required
#endif
int main(void)
{
/* BEGIN TEST: */
/* END TEST: */
return 0;
}
")
qt_config_compile_test(opensslv30
LABEL "opensslv30"
LIBRARIES
WrapOpenSSL::WrapOpenSSL
CODE
"#include <openssl/ssl.h>
#include <openssl/opensslv.h>
#if !OPENSSL_VERSION_PREREQ(3,0)
# error OpenSSL >= 3.0 is required
#endif
int main(void)
{
/* BEGIN TEST: */
SSL_free(SSL_new(0));
/* END TEST: */
return 0;
}
")
qt_find_package(WrapZSTD 1.3 PROVIDED_TARGETS WrapZSTD::WrapZSTD MODULE_NAME global QMAKE_LIB zstd)
qt_find_package(WrapDBus1 1.2 PROVIDED_TARGETS dbus-1 MODULE_NAME global QMAKE_LIB dbus)
qt_find_package(Libudev PROVIDED_TARGETS PkgConfig::Libudev MODULE_NAME global QMAKE_LIB libudev)
qt_find_package(LTTngUST PROVIDED_TARGETS LTTng::UST MODULE_NAME core QMAKE_LIB lttng-ust)
qt_add_qmake_lib_dependency(lttng-ust libdl)
#### Early-evaluated, Linker-related Tests and Features
qt_internal_check_if_linker_is_available(use_bfd_linker
LABEL "bfd linker"
FLAG "-fuse-ld=bfd"
)
qt_internal_check_if_linker_is_available(use_gold_linker
LABEL "gold linker"
FLAG "-fuse-ld=gold"
)
qt_internal_check_if_linker_is_available(use_lld_linker
LABEL "lld linker"
FLAG "-fuse-ld=lld"
)
# We set an invalid flag as a default flag so the compile test fails
# in case if no mold is found in PATH.
set(__qt_internal_mold_linker_flags "-Wl,-invalid-flag")
if(NOT QT_CONFIGURE_RUNNING)
qt_internal_get_mold_linker_flags(__qt_internal_mold_linker_flags)
endif()
qt_internal_check_if_linker_is_available(use_mold_linker
LABEL "mold linker"
FLAG "${__qt_internal_mold_linker_flags}"
)
unset(__qt_internal_mold_linker_flags)
qt_feature("use_bfd_linker"
PRIVATE
LABEL "bfd"
AUTODETECT false
CONDITION NOT MSVC AND NOT INTEGRITY AND NOT WASM AND TEST_use_bfd_linker
ENABLE INPUT_linker STREQUAL 'bfd'
DISABLE INPUT_linker STREQUAL 'gold' OR INPUT_linker STREQUAL 'lld'
OR INPUT_linker STREQUAL 'mold'
)
qt_feature_config("use_bfd_linker" QMAKE_PRIVATE_CONFIG)
qt_feature("use_gold_linker_alias"
AUTODETECT false
CONDITION NOT WIN32 AND NOT INTEGRITY AND NOT WASM AND TEST_use_gold_linker
)
qt_feature("use_gold_linker"
PRIVATE
LABEL "gold"
AUTODETECT false
CONDITION NOT WIN32 AND NOT INTEGRITY AND NOT WASM AND NOT rtems AND TEST_use_gold_linker
ENABLE INPUT_linker STREQUAL 'gold' OR QT_FEATURE_use_gold_linker_alias
DISABLE INPUT_linker STREQUAL 'bfd' OR INPUT_linker STREQUAL 'lld'
OR INPUT_linker STREQUAL 'mold'
)
qt_feature_config("use_gold_linker" QMAKE_PRIVATE_CONFIG)
qt_feature("use_lld_linker"
PRIVATE
LABEL "lld"
AUTODETECT false
CONDITION NOT MSVC AND NOT INTEGRITY AND NOT WASM AND TEST_use_lld_linker
ENABLE INPUT_linker STREQUAL 'lld'
DISABLE INPUT_linker STREQUAL 'bfd' OR INPUT_linker STREQUAL 'gold'
OR INPUT_linker STREQUAL 'mold'
)
qt_feature_config("use_lld_linker" QMAKE_PRIVATE_CONFIG)
qt_feature("use_mold_linker"
PRIVATE
LABEL "mold"
AUTODETECT FALSE
CONDITION NOT WIN32 AND NOT INTEGRITY AND NOT WASM AND TEST_use_mold_linker
ENABLE INPUT_linker STREQUAL 'mold'
DISABLE INPUT_linker STREQUAL 'bfd' OR INPUT_linker STREQUAL 'gold'
OR INPUT_linker STREQUAL 'lld'
)
qt_feature_config("use_mold_linker" QMAKE_PRIVATE_CONFIG)
if(NOT QT_CONFIGURE_RUNNING)
qt_evaluate_feature(use_bfd_linker)
qt_evaluate_feature(use_gold_linker_alias)
qt_evaluate_feature(use_gold_linker)
qt_evaluate_feature(use_lld_linker)
qt_evaluate_feature(use_mold_linker)
endif()
#### Tests
# machineTuple
qt_config_compile_test_machine_tuple("machine tuple")
# glibc
qt_config_compile_test(glibc
LABEL "Using Glibc"
CODE
"#include <features.h>
#ifndef __GLIBC__
#error
#endif
int main() {}"
)
# glibc 2.34, for _FORTIFY_SOURCE == 3
qt_config_compile_test(glibc_234
LABEL "Using Glibc >= 2.34"
CODE
"#include <features.h>
#if !defined(__GLIBC__) || !__GLIBC_PREREQ(2, 34)
#error
#endif
int main() {}"
)
# cxx20
qt_config_compile_test(cxx20
LABEL "C++20 support"
CODE
"#if __cplusplus > 201703L
// Compiler claims to support C++20, trust it
#else
# error __cplusplus must be > 201703L (the value for C++17)
#endif
int main(void)
{
/* BEGIN TEST: */
/* END TEST: */
return 0;
}
"
CXX_STANDARD 20
)
qt_config_compile_test(cxx2b
LABEL "C++2b support"
CODE
"#if __cplusplus > 202002L
// Compiler claims to support C++2B, trust it
#else
# error __cplusplus must be > 202002L (the value for C++20)
#endif
int main(void)
{
/* BEGIN TEST: */
/* END TEST: */
return 0;
}
"
CXX_STANDARD 23
)
# precompile_header
qt_config_compile_test(precompile_header
LABEL "precompiled header support"
PROJECT_PATH "${CMAKE_CURRENT_SOURCE_DIR}/config.tests/precompile_header"
)
qt_config_compiler_supports_flag_test(optimize_debug
LABEL "-Og support"
FLAG "-Og"
)
qt_config_compile_test(no_direct_extern_access
LABEL "-mno-direct-extern-access / -fno-direct-access-external-data support"
PROJECT_PATH "${CMAKE_CURRENT_SOURCE_DIR}/config.tests/no_direct_extern_access"
)
qt_config_linker_supports_flag_test(enable_new_dtags
LABEL "new dtags support"
FLAG "--enable-new-dtags"
)
qt_config_linker_supports_flag_test(gdb_index
LABEL "gdb index support"
FLAG "--gdb-index"
)
# reduce_relocations
qt_config_compile_test(reduce_relocations
LABEL "-Bsymbolic-functions support"
CODE
"#if !(defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__) || defined(__amd64)) || defined(__sun)
# error Symbolic function binding on this architecture may be broken, disabling it (see QTBUG-36129).
#endif
int main(void)
{
/* BEGIN TEST: */
/* END TEST: */
return 0;
}
"# FIXME: qmake: ['TEMPLATE = lib', 'CONFIG += dll bsymbolic_functions', 'isEmpty(QMAKE_LFLAGS_BSYMBOLIC_FUNC): error("Nope")']
)
if(NOT MSVC AND NOT APPLE)
qt_config_compile_test("separate_debug_info"
LABEL "separate debug information support"
PROJECT_PATH "${CMAKE_CURRENT_SOURCE_DIR}/config.tests/separate_debug_info"
)
endif()
# signaling_nan
qt_config_compile_test(signaling_nan
LABEL "Signaling NaN for doubles"
CODE
"#if defined(__ghs) && (__GHS_VERSION_NUMBER <= 202014)
# error Signal NaNs are not supported by GHS compiler, but has_signaling_NaN returns TRUE. Will be fixed in future compiler releases.
#endif
#include <limits>
int main(void)
{
/* BEGIN TEST: */
using B = std::numeric_limits<double>;
static_assert(B::has_signaling_NaN, \"System lacks signaling NaN\");
/* END TEST: */
return 0;
}
")
# basic x86 intrinsics support
qt_config_compile_test(x86intrin
LABEL "Basic x86 intrinsics"
PROJECT_PATH "${CMAKE_CURRENT_SOURCE_DIR}/config.tests/x86intrin"
)
# x86: avx512vbmi2
qt_config_compile_test_x86simd(avx512vbmi2 "AVX512VBMI2")
# x86: vaes
qt_config_compile_test_x86simd(vaes "VAES")
# posix_fallocate
qt_config_compile_test(posix_fallocate
LABEL "POSIX fallocate()"
CODE
"#include <fcntl.h>
#include <unistd.h>
int main(void)
{
/* BEGIN TEST: */
(void) posix_fallocate(0, 0, 0);
/* END TEST: */
return 0;
}
")
# alloca_stdlib_h
qt_config_compile_test(alloca_stdlib_h
LABEL "alloca() in stdlib.h"
CODE
"#include <stdlib.h>
int main(void)
{
/* BEGIN TEST: */
alloca(1);
/* END TEST: */
return 0;
}
")
# alloca_h
qt_config_compile_test(alloca_h
LABEL "alloca() in alloca.h"
CODE
"#include <alloca.h>
#ifdef __QNXNTO__
// extra include needed in QNX7 to define NULL for the alloca() macro
# include <stddef.h>
#endif
int main(void)
{
/* BEGIN TEST: */
alloca(1);
/* END TEST: */
return 0;
}
")
# alloca_malloc_h
qt_config_compile_test(alloca_malloc_h
LABEL "alloca() in malloc.h"
CODE
"#include <malloc.h>
int main(void)
{
/* BEGIN TEST: */
alloca(1);
/* END TEST: */
return 0;
}
")
# stack_protector
if(NOT WASM AND NOT VXWORKS)
# emcc doesn't support this, but the detection accidentally succeeds
# https://github.com/emscripten-core/emscripten/issues/17030
# VXWORKS: We currently don't know the correct linker options. This is
# tracked at QTBUG-123715
qt_config_compiler_supports_flag_test(stack_protector
LABEL "stack protection"
FLAG "-fstack-protector-strong"
)
endif()
# stack_clash_protection
if(NOT CLANG) # https://gitlab.kitware.com/cmake/cmake/-/issues/21998
qt_config_compiler_supports_flag_test(stack_clash_protection
LABEL "-fstack-clash-protection support"
FLAG "-fstack-clash-protection"
)
endif()
# trivial_auto_var_init_pattern
qt_config_compiler_supports_flag_test(trivial_auto_var_init_pattern
LABEL "-ftrivial-auto-var-init=pattern support"
FLAG "-ftrivial-auto-var-init=pattern"
)
# intelcet
if(MSVC)
qt_config_linker_supports_flag_test(intelcet
LABEL "Support for Intel Control-flow Enforcement Technology (CET)"
FLAG "-CETCOMPAT"
)
else()
qt_config_compile_test(intelcet
LABEL "Support for Intel Control-flow Enforcement Technology (CET)"
COMPILE_OPTIONS -fcf-protection=full
CODE
"int main(void)
{
/* BEGIN TEST: */
#if !defined(__CET__)
# error Intel CET not available
#endif
/* END TEST: */
return 0;
}
"
)
endif()
# -z relro -z now
if(NOT WIN32)
qt_config_linker_supports_flag_test(relro_now_linker
LABEL "Support for -z relro and -z now"
FLAG "-z,relro,-z,now"
)
endif()
# Is libc++ the default Standard Library?
qt_config_compile_test(using_stdlib_libcpp
LABEL "Compiler defaults to libc++"
CODE
"
#include <ciso646>
int main(void)
{
/* BEGIN TEST: */
#ifndef _LIBCPP_VERSION
# error
#endif
/* END TEST: */
}
"
)
#### Features
# This belongs into gui, but the license check needs it here already.
qt_feature("android-style-assets" PRIVATE
LABEL "Android Style Assets"
CONDITION ANDROID
)
qt_feature("shared" PUBLIC
LABEL "Building shared libraries"
CONDITION BUILD_SHARED_LIBS
)
qt_feature_definition("shared" "QT_STATIC" NEGATE PREREQUISITE "!defined(QT_SHARED) && !defined(QT_STATIC)")
qt_feature_config("shared" QMAKE_PUBLIC_QT_CONFIG)
qt_feature_config("shared" QMAKE_PUBLIC_CONFIG)
qt_feature("static" PUBLIC
CONDITION NOT QT_FEATURE_shared
)
qt_feature_config("static" QMAKE_PUBLIC_QT_CONFIG)
qt_feature_config("static" QMAKE_PUBLIC_CONFIG)
qt_feature("cross_compile" PUBLIC
LABEL "Cross compiling"
CONDITION CMAKE_CROSSCOMPILING
)
qt_feature_config("cross_compile" QMAKE_PUBLIC_CONFIG)
qt_feature_config("cross_compile" QMAKE_PRIVATE_CONFIG)
qt_feature("gc_binaries" PRIVATE
CONDITION NOT QT_FEATURE_shared
)
qt_feature("optimize_debug"
LABEL "Optimize debug build"
AUTODETECT NOT QT_FEATURE_developer_build
CONDITION NOT MSVC AND NOT CLANG AND ( QT_FEATURE_debug OR QT_FEATURE_debug_and_release ) AND TEST_optimize_debug
)
qt_feature_config("optimize_debug" QMAKE_PRIVATE_CONFIG)
qt_feature("optimize_size"
LABEL "Optimize release build for size"
AUTODETECT OFF
CONDITION NOT QT_FEATURE_debug OR QT_FEATURE_debug_and_release
)
qt_feature_config("optimize_size" QMAKE_PRIVATE_CONFIG)
qt_feature("optimize_full"
LABEL "Fully optimize release builds (-O3)"
AUTODETECT OFF
)
qt_feature_config("optimize_full" QMAKE_PRIVATE_CONFIG)
qt_feature("msvc_obj_debug_info"
LABEL "Embed debug info in object files (MSVC)"
CONDITION MSVC
ENABLE QT_USE_CCACHE
AUTODETECT OFF
)
qt_feature_config("msvc_obj_debug_info" QMAKE_PRIVATE_CONFIG)
qt_feature("pkg-config" PUBLIC
LABEL "Using pkg-config"
AUTODETECT NOT APPLE AND NOT WIN32 AND NOT ANDROID
CONDITION PKG_CONFIG_FOUND
)
qt_feature_config("pkg-config" QMAKE_PUBLIC_QT_CONFIG
NEGATE)
qt_feature("developer-build" PRIVATE
LABEL "Developer build"
AUTODETECT OFF
)
qt_feature("no-prefix"
LABEL "No prefix build"
AUTODETECT NOT QT_WILL_INSTALL
CONDITION NOT QT_WILL_INSTALL
)
qt_feature("private_tests" PRIVATE
LABEL "Developer build: private_tests"
CONDITION QT_FEATURE_developer_build
)
qt_feature_definition("developer-build" "QT_BUILD_INTERNAL")
qt_feature_config("developer-build" QMAKE_PUBLIC_QT_CONFIG
NAME "private_tests"
)
qt_feature("debug" PRIVATE
LABEL "Build for debugging"
AUTODETECT ON
CONDITION CMAKE_BUILD_TYPE STREQUAL Debug OR Debug IN_LIST CMAKE_CONFIGURATION_TYPES
)
qt_feature("debug_and_release" PUBLIC
LABEL "Compile libs in debug and release mode"
AUTODETECT 1
CONDITION QT_GENERATOR_IS_MULTI_CONFIG
)
qt_feature_config("debug_and_release" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("force_debug_info"
LABEL "Add debug info in release mode"
AUTODETECT CMAKE_BUILD_TYPE STREQUAL RelWithDebInfo OR RelWithDebInfo IN_LIST CMAKE_CONFIGURATION_TYPES
)
qt_feature_config("force_debug_info" QMAKE_PRIVATE_CONFIG)
qt_feature("separate_debug_info" PUBLIC
LABEL "Split off debug information"
AUTODETECT OFF
CONDITION ( QT_FEATURE_shared ) AND ( QT_FEATURE_debug OR QT_FEATURE_debug_and_release OR QT_FEATURE_force_debug_info ) AND ( MSVC OR APPLE OR TEST_separate_debug_info )
)
qt_feature_config("separate_debug_info" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("appstore-compliant" PUBLIC
LABEL "App store compliance"
PURPOSE "Disables code that is not allowed in platform app stores"
AUTODETECT UIKIT OR ANDROID
)
if(APPLE)
qt_feature_definition("appstore-compliant" "QT_APPLE_NO_PRIVATE_APIS")
endif()
qt_feature("simulator_and_device" PUBLIC
LABEL "Build for both simulator and device"
CONDITION UIKIT AND NOT QT_APPLE_SDK
)
qt_feature_config("simulator_and_device" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("rpath" PUBLIC
LABEL "Build with RPATH"
AUTODETECT 1
CONDITION BUILD_SHARED_LIBS AND UNIX AND NOT WIN32 AND NOT ANDROID
)
qt_feature_config("rpath" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("elf_private_full_version" PRIVATE
LABEL "Use Qt's full version number in ELF version symbols"
AUTODETECT OFF
CONDITION BUILD_SHARED_LIBS AND UNIX AND NOT APPLE
)
qt_feature_config("elf_private_full_version" QMAKE_PRIVATE_QT_CONFIG)
qt_feature("force_asserts" PUBLIC
LABEL "Force assertions"
AUTODETECT OFF
)
qt_feature("headersclean"
LABEL "Check for clean headers"
AUTODETECT OFF
CONDITION NOT WASM
)
qt_feature_config("headersclean" QMAKE_PRIVATE_CONFIG)
qt_feature("framework" PUBLIC
LABEL "Build Apple Frameworks"
AUTODETECT BUILD_SHARED_LIBS
CONDITION APPLE
)
qt_feature_definition("framework" "QT_MAC_FRAMEWORK_BUILD")
qt_feature_config("framework" QMAKE_PUBLIC_QT_CONFIG
NAME "qt_framework"
)
qt_feature_config("framework" QMAKE_PUBLIC_CONFIG
NAME "qt_framework"
)
qt_feature("largefile"
LABEL "Large file support"
CONDITION NOT ANDROID AND NOT INTEGRITY AND NOT rtems
)
qt_feature_definition("largefile" "QT_LARGEFILE_SUPPORT" VALUE "64")
qt_feature_config("largefile" QMAKE_PRIVATE_CONFIG)
qt_feature("sanitize_address"
LABEL "Addresses"
AUTODETECT OFF
)
qt_feature_config("sanitize_address" QMAKE_PUBLIC_CONFIG)
qt_feature("sanitize_thread"
LABEL "Threads"
AUTODETECT OFF
)
qt_feature_config("sanitize_thread" QMAKE_PUBLIC_CONFIG)
qt_feature("sanitize_memory"
LABEL "Memory"
AUTODETECT OFF
)
qt_feature_config("sanitize_memory" QMAKE_PUBLIC_CONFIG)
qt_feature("sanitize_fuzzer_no_link"
LABEL "Fuzzer (instrumentation only)"
PURPOSE "Adds instrumentation for fuzzing to the binaries but links to the usual main function instead of a fuzzer's."
AUTODETECT OFF
)
qt_feature_config("sanitize_fuzzer_no_link" QMAKE_PUBLIC_CONFIG)
qt_feature("sanitize_undefined"
LABEL "Undefined"
AUTODETECT OFF
)
qt_feature_config("sanitize_undefined" QMAKE_PUBLIC_CONFIG)
qt_feature("sanitizer"
LABEL "Sanitizers"
CONDITION QT_FEATURE_sanitize_address OR QT_FEATURE_sanitize_thread OR QT_FEATURE_sanitize_memory OR QT_FEATURE_sanitize_fuzzer_no_link OR QT_FEATURE_sanitize_undefined
)
qt_feature_config("sanitizer" QMAKE_PUBLIC_CONFIG)
qt_feature("plugin-manifests"
LABEL "Embed manifests in plugins"
AUTODETECT OFF
EMIT_IF WIN32
)
qt_feature_config("plugin-manifests" QMAKE_PUBLIC_CONFIG
NEGATE
NAME "no_plugin_manifest"
)
qt_feature("c++20" PUBLIC
LABEL "C++20"
AUTODETECT OFF
CONDITION TEST_cxx20
)
qt_feature_config("c++20" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("c++2a" PUBLIC
LABEL "C++20"
CONDITION QT_FEATURE_cxx20
)
qt_feature_config("c++2a" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("c++2b" PUBLIC
LABEL "C++2b"
AUTODETECT OFF
CONDITION QT_FEATURE_cxx20 AND (CMAKE_VERSION VERSION_GREATER_EQUAL "3.20") AND TEST_cxx2b
)
qt_feature_config("c++2b" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("precompile_header"
LABEL "Using precompiled headers"
CONDITION BUILD_WITH_PCH AND TEST_precompile_header
AUTODETECT NOT WASM
)
qt_feature_config("precompile_header" QMAKE_PRIVATE_CONFIG)
set(__qt_ltcg_detected FALSE)
if(CMAKE_INTERPROCEDURAL_OPTIMIZATION)
set(__qt_ltcg_detected TRUE)
else()
foreach(config ${CMAKE_BUILD_TYPE} ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER "${config}" __qt_uc_config)
if(CMAKE_INTERPROCEDURAL_OPTIMIZATION_${__qt_uc_config})
set(__qt_ltcg_detected TRUE)
break()
endif()
endforeach()
unset(__qt_uc_config)
endif()
qt_feature("ltcg"
LABEL "Using Link Time Optimization (LTCG)"
AUTODETECT ON
CONDITION __qt_ltcg_detected
)
qt_feature_config("ltcg" QMAKE_PRIVATE_CONFIG)
if(NOT QT_CONFIGURE_RUNNING)
# This feature is used early in QtCompilerOptimization.cmake.
qt_evaluate_feature(ltcg)
endif()
qt_feature("enable_new_dtags"
LABEL "Using new DTAGS"
CONDITION LINUX AND TEST_enable_new_dtags
)
qt_feature_config("enable_new_dtags" QMAKE_PRIVATE_CONFIG)
qt_feature("enable_gdb_index"
LABEL "Generating GDB index"
AUTODETECT QT_FEATURE_developer_build
CONDITION GCC AND NOT CLANG AND ( QT_FEATURE_debug OR QT_FEATURE_force_debug_info OR QT_FEATURE_debug_and_release ) AND TEST_gdb_index
)
qt_feature_config("enable_gdb_index" QMAKE_PRIVATE_CONFIG)
qt_feature("reduce_exports" PRIVATE
LABEL "Reduce amount of exported symbols"
CONDITION NOT MSVC
)
qt_feature_definition("reduce_exports" "QT_VISIBILITY_AVAILABLE")
qt_feature_config("reduce_exports" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("no_direct_extern_access" PRIVATE
LABEL "Use protected visibility and -mno-direct-extern-access"
CONDITION NOT WIN32 AND TEST_no_direct_extern_access
AUTODETECT OFF
)
qt_feature_definition("no_direct_extern_access" "QT_USE_PROTECTED_VISIBILITY")
qt_feature_config("no_direct_extern_access" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("reduce_relocations" PUBLIC
LABEL "Reduce amount of relocations"
CONDITION NOT WIN32 AND TEST_reduce_relocations
)
qt_feature_definition("reduce_relocations" "QT_REDUCE_RELOCATIONS")
qt_feature_config("reduce_relocations" QMAKE_PUBLIC_QT_CONFIG)
qt_feature("signaling_nan" PUBLIC
LABEL "Signaling NaN"
CONDITION TEST_signaling_nan
)
qt_feature("x86intrin" PRIVATE
LABEL "Basic"
CONDITION (((TEST_architecture_arch STREQUAL i386) OR (TEST_architecture_arch STREQUAL x86_64))
AND (QT_FORCE_FEATURE_x86intrin OR TEST_x86intrin))
AUTODETECT NOT WASM
)
qt_feature("sse2" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("sse2" "QT_COMPILER_SUPPORTS_SSE2" VALUE "1")
qt_feature_config("sse2" QMAKE_PRIVATE_CONFIG)
qt_feature("sse3" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("sse3" "QT_COMPILER_SUPPORTS_SSE3" VALUE "1")
qt_feature_config("sse3" QMAKE_PRIVATE_CONFIG)
qt_feature("ssse3" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("ssse3" "QT_COMPILER_SUPPORTS_SSSE3" VALUE "1")
qt_feature_config("ssse3" QMAKE_PRIVATE_CONFIG)
qt_feature("sse4_1" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("sse4_1" "QT_COMPILER_SUPPORTS_SSE4_1" VALUE "1")
qt_feature_config("sse4_1" QMAKE_PRIVATE_CONFIG)
qt_feature("sse4_2" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("sse4_2" "QT_COMPILER_SUPPORTS_SSE4_2" VALUE "1")
qt_feature_config("sse4_2" QMAKE_PRIVATE_CONFIG)
qt_feature("avx" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx" "QT_COMPILER_SUPPORTS_AVX" VALUE "1")
qt_feature_config("avx" QMAKE_PRIVATE_CONFIG)
qt_feature("f16c" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("f16c" "QT_COMPILER_SUPPORTS_F16C" VALUE "1")
qt_feature_config("f16c" QMAKE_PRIVATE_CONFIG)
qt_feature("avx2" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx2" "QT_COMPILER_SUPPORTS_AVX2" VALUE "1")
qt_feature_config("avx2" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512f" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512f" "QT_COMPILER_SUPPORTS_AVX512F" VALUE "1")
qt_feature_config("avx512f" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512er" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512er" "QT_COMPILER_SUPPORTS_AVX512ER" VALUE "1")
qt_feature_config("avx512er" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512cd" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512cd" "QT_COMPILER_SUPPORTS_AVX512CD" VALUE "1")
qt_feature_config("avx512cd" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512pf" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512pf" "QT_COMPILER_SUPPORTS_AVX512PF" VALUE "1")
qt_feature_config("avx512pf" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512dq" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512dq" "QT_COMPILER_SUPPORTS_AVX512DQ" VALUE "1")
qt_feature_config("avx512dq" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512bw" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512bw" "QT_COMPILER_SUPPORTS_AVX512BW" VALUE "1")
qt_feature_config("avx512bw" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512vl" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512vl" "QT_COMPILER_SUPPORTS_AVX512VL" VALUE "1")
qt_feature_config("avx512vl" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512ifma" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512ifma" "QT_COMPILER_SUPPORTS_AVX512IFMA" VALUE "1")
qt_feature_config("avx512ifma" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512vbmi" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("avx512vbmi" "QT_COMPILER_SUPPORTS_AVX512VBMI" VALUE "1")
qt_feature_config("avx512vbmi" QMAKE_PRIVATE_CONFIG)
qt_feature("avx512vbmi2" PRIVATE
LABEL "AVX512VBMI2"
CONDITION QT_FEATURE_x86intrin AND TEST_subarch_avx512vbmi2
)
qt_feature_definition("avx512vbmi2" "QT_COMPILER_SUPPORTS_AVX512VBMI2" VALUE "1")
qt_feature_config("avx512vbmi2" QMAKE_PRIVATE_CONFIG)
qt_feature("aesni" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("aesni" "QT_COMPILER_SUPPORTS_AES" VALUE "1")
qt_feature_config("aesni" QMAKE_PRIVATE_CONFIG)
qt_feature("vaes" PRIVATE
LABEL "VAES"
CONDITION QT_FEATURE_x86intrin AND TEST_subarch_vaes
)
qt_feature_definition("vaes" "QT_COMPILER_SUPPORTS_VAES" VALUE "1")
qt_feature_config("vaes" QMAKE_PRIVATE_CONFIG)
qt_feature("rdrnd" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("rdrnd" "QT_COMPILER_SUPPORTS_RDRND" VALUE "1")
qt_feature_config("rdrnd" QMAKE_PRIVATE_CONFIG)
qt_feature("rdseed" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("rdseed" "QT_COMPILER_SUPPORTS_RDSEED" VALUE "1")
qt_feature_config("rdseed" QMAKE_PRIVATE_CONFIG)
qt_feature("shani" PRIVATE
CONDITION QT_FEATURE_x86intrin
)
qt_feature_definition("shani" "QT_COMPILER_SUPPORTS_SHA" VALUE "1")
qt_feature_config("shani" QMAKE_PRIVATE_CONFIG)
qt_feature("mips_dsp" PRIVATE
LABEL "DSP"
CONDITION ( TEST_architecture_arch STREQUAL mips ) AND TEST_arch_${TEST_architecture_arch}_subarch_dsp
)
qt_feature_definition("mips_dsp" "QT_COMPILER_SUPPORTS_MIPS_DSP" VALUE "1")
qt_feature_config("mips_dsp" QMAKE_PRIVATE_CONFIG)
qt_feature("mips_dspr2" PRIVATE
LABEL "DSPr2"
CONDITION ( TEST_architecture_arch STREQUAL mips ) AND TEST_arch_${TEST_architecture_arch}_subarch_dspr2
)
qt_feature_definition("mips_dspr2" "QT_COMPILER_SUPPORTS_MIPS_DSPR2" VALUE "1")
qt_feature_config("mips_dspr2" QMAKE_PRIVATE_CONFIG)
qt_feature("neon" PRIVATE
LABEL "NEON"
CONDITION ( ( ( TEST_architecture_arch STREQUAL arm ) OR
( TEST_architecture_arch STREQUAL arm64 ) ) AND
TEST_arch_${TEST_architecture_arch}_subarch_neon ) OR QT_FORCE_FEATURE_neon
)
qt_feature_definition("neon" "QT_COMPILER_SUPPORTS_NEON" VALUE "1")
qt_feature_config("neon" QMAKE_PRIVATE_CONFIG)
qt_feature("arm_crc32" PRIVATE
LABEL "CRC32"
CONDITION ( ( TEST_architecture_arch STREQUAL arm ) OR ( TEST_architecture_arch STREQUAL arm64 ) ) AND TEST_arch_${TEST_architecture_arch}_subarch_crc32
)
qt_feature_definition("arm_crc32" "QT_COMPILER_SUPPORTS_CRC32" VALUE "1")
qt_feature_config("arm_crc32" QMAKE_PRIVATE_CONFIG)
qt_feature("arm_crypto" PRIVATE
LABEL "AES"
CONDITION ( ( TEST_architecture_arch STREQUAL arm ) OR ( TEST_architecture_arch STREQUAL arm64 ) ) AND TEST_arch_${TEST_architecture_arch}_subarch_crypto
)
qt_feature_definition("arm_crypto" "QT_COMPILER_SUPPORTS_AES" VALUE "1")
qt_feature_config("arm_crypto" QMAKE_PRIVATE_CONFIG)
qt_feature("wasm-simd128" PUBLIC
LABEL "WebAssembly SIMD128"
PURPOSE "Enables WebAssembly SIMD"
AUTODETECT OFF
)
qt_feature_definition("wasm-simd128" "QT_COMPILER_SUPPORTS_WASM_SIMD128" VALUE "1")
qt_feature_config("wasm-simd128" QMAKE_PRIVATE_CONFIG)
qt_feature("wasm-exceptions" PUBLIC
LABEL "WebAssembly Exceptions"
PURPOSE "Enables WebAssembly Exceptions"
AUTODETECT OFF
)
qt_feature_definition("wasm-exceptions" "QT_WASM_EXCEPTIONS" VALUE "1")
qt_feature_config("wasm-exceptions" QMAKE_PRIVATE_CONFIG)
qt_feature("posix_fallocate" PRIVATE
LABEL "POSIX fallocate()"
CONDITION TEST_posix_fallocate
)
qt_feature("alloca_h" PRIVATE
LABEL "alloca.h"
CONDITION TEST_alloca_h
)
qt_feature("alloca_malloc_h" PRIVATE
LABEL "alloca() in malloc.h"
CONDITION NOT QT_FEATURE_alloca_h AND TEST_alloca_malloc_h
)
qt_feature("alloca" PRIVATE
LABEL "alloca()"
CONDITION QT_FEATURE_alloca_h OR QT_FEATURE_alloca_malloc_h OR TEST_alloca_stdlib_h
)
qt_feature("system-zlib" PRIVATE
LABEL "Using system zlib"
CONDITION WrapSystemZLIB_FOUND
)
qt_feature("zstd" PUBLIC
LABEL "Zstandard support"
CONDITION WrapZSTD_FOUND
)
qt_feature("stdlib-libcpp" PRIVATE
LABEL "Using stdlib=libc++"
AUTODETECT OFF
CONDITION MINGW OR (LINUX AND NOT ANDROID)
)
# Check whether CMake was built with zstd support.
# See https://gitlab.kitware.com/cmake/cmake/-/issues/21552
if(NOT DEFINED CACHE{QT_CMAKE_ZSTD_SUPPORT})
set(QT_CMAKE_ZSTD_SUPPORT FALSE CACHE INTERNAL "")
if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.18")
execute_process(COMMAND "${CMAKE_COMMAND}"
-P "${CMAKE_CURRENT_SOURCE_DIR}/config.tests/cmake_zstd/check_zstd.cmake"
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/config.tests"
OUTPUT_QUIET ERROR_QUIET
RESULT_VARIABLE qt_check_zstd_exit_code)
if(qt_check_zstd_exit_code EQUAL 0)
set(QT_CMAKE_ZSTD_SUPPORT TRUE CACHE INTERNAL "")
endif()
unset(qt_check_zstd_exit_code)
endif()
endif()
qt_feature("thread" PUBLIC
SECTION "Kernel"
LABEL "Thread support"
PURPOSE "Provides QThread and related classes."
AUTODETECT NOT WASM
)
qt_feature("future" PUBLIC
SECTION "Kernel"
LABEL "QFuture"
PURPOSE "Provides QFuture and related classes."
CONDITION QT_FEATURE_thread