qBittorrent/cmake/Modules/CommonConfig.cmake

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# Set platform variables and create some interface-only library targets
# that some or all other targets will link to, either directly or transitively,
# to consume common compile options/definitions
# treat value specified by the CXX_STANDARD target property as a requirement by default
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)
set(CMAKE_AUTORCC_OPTIONS --compress 9 --threshold 5)
add_library(qbt_common_cfg INTERFACE)
# Full C++ 17 support is required
# See also https://cmake.org/cmake/help/latest/prop_gbl/CMAKE_CXX_KNOWN_FEATURES.html
# for a breakdown of the features that CMake recognizes for each C++ standard
target_compile_features(qbt_common_cfg INTERFACE
cxx_std_17
)
target_compile_definitions(qbt_common_cfg INTERFACE
QT_DISABLE_DEPRECATED_BEFORE=0x050f02
QT_NO_CAST_FROM_ASCII
QT_NO_CAST_TO_ASCII
QT_NO_CAST_FROM_BYTEARRAY
QT_NO_NARROWING_CONVERSIONS_IN_CONNECT
QT_USE_QSTRINGBUILDER
QT_STRICT_ITERATORS
$<$<NOT:$<CONFIG:Debug>>:QT_NO_DEBUG_OUTPUT>
)
if (CMAKE_SYSTEM_NAME STREQUAL "Darwin")
target_compile_definitions(qbt_common_cfg INTERFACE
_DARWIN_FEATURE_64_BIT_INODE
)
endif()
if (CMAKE_SYSTEM_NAME STREQUAL "Windows")
target_compile_definitions(qbt_common_cfg INTERFACE
NTDDI_VERSION=0x06010000
_WIN32_WINNT=0x0601
_WIN32_IE=0x0601
WIN32_LEAN_AND_MEAN
NOMINMAX
UNICODE
_UNICODE
)
endif()
if ((CMAKE_CXX_COMPILER_ID STREQUAL "GNU") OR (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") OR (CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang"))
target_compile_options(qbt_common_cfg INTERFACE
-Wall
-Wextra
-Wcast-qual
-Wcast-align
-Winvalid-pch
-Woverloaded-virtual
-Wold-style-cast
-Wnon-virtual-dtor
-pedantic
-pedantic-errors
)
# Clang 11 still doesn't support -Wstrict-null-sentinel
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(-Wstrict-null-sentinel SNS_SUPPORT)
if (SNS_SUPPORT)
target_compile_options(qbt_common_cfg INTERFACE -Wstrict-null-sentinel)
endif()
endif()
if ((CMAKE_CXX_COMPILER_ID STREQUAL "Clang") OR (CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang"))
target_compile_options(qbt_common_cfg INTERFACE
-Wno-range-loop-analysis
)
endif()
if (MINGW)
target_link_options(qbt_common_cfg INTERFACE $<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:LINKER:--dynamicbase>)
endif()
if (MSVC)
target_compile_options(qbt_common_cfg INTERFACE
/guard:cf
/utf-8
# https://devblogs.microsoft.com/cppblog/msvc-now-correctly-reports-__cplusplus/
/Zc:__cplusplus
)
target_link_options(qbt_common_cfg INTERFACE
/guard:cf
$<$<NOT:$<CONFIG:Debug>>:/OPT:REF /OPT:ICF>
# suppress linking warning due to /INCREMENTAL and /OPT:ICF being both ON
$<$<CONFIG:RelWithDebInfo>:/INCREMENTAL:NO>
)
if (MSVC_RUNTIME_DYNAMIC)
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
else()
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
endif()
endif()
if (DBUS)
target_compile_definitions(qbt_common_cfg INTERFACE QBT_USES_DBUS)
endif()
if (LibtorrentRasterbar_VERSION VERSION_GREATER_EQUAL ${minLibtorrentVersion})
target_compile_definitions(qbt_common_cfg INTERFACE QBT_USES_LIBTORRENT2)
endif()