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Add HarmonyOS support #51470

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8f6e447
Add OHOS (OpenHarmony) toolchain file
jobor Apr 2, 2026
dade43c
Add OHOS community triplets (arm64, arm, x64)
jobor Apr 2, 2026
21e4d92
Add OHOS platform detection and system library mappings
jobor Apr 2, 2026
ea4b54c
Merge branch 'master' into add-ohos-support
BillyONeal Apr 30, 2026
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2 changes: 2 additions & 0 deletions scripts/buildsystems/vcpkg.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -382,6 +382,8 @@ elseif(CMAKE_SYSTEM_NAME STREQUAL "SunOS" OR (NOT CMAKE_SYSTEM_NAME AND CMAKE_HO
set(Z_VCPKG_TARGET_TRIPLET_PLAT solaris)
elseif(CMAKE_SYSTEM_NAME STREQUAL "Android" OR (NOT CMAKE_SYSTEM_NAME AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Android"))
set(Z_VCPKG_TARGET_TRIPLET_PLAT android)
elseif(CMAKE_SYSTEM_NAME STREQUAL "OHOS")
set(Z_VCPKG_TARGET_TRIPLET_PLAT ohos)
endif()

if(EMSCRIPTEN)
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17 changes: 12 additions & 5 deletions scripts/cmake/vcpkg_common_definitions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,8 @@ elseif(VCPKG_CMAKE_SYSTEM_NAME STREQUAL "Linux")
set(VCPKG_TARGET_IS_LINUX ON)
elseif(VCPKG_CMAKE_SYSTEM_NAME STREQUAL "Android")
set(VCPKG_TARGET_IS_ANDROID ON)
elseif(VCPKG_CMAKE_SYSTEM_NAME STREQUAL "OHOS")
set(VCPKG_TARGET_IS_OHOS ON)
elseif(VCPKG_CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
set(VCPKG_TARGET_IS_FREEBSD ON)
set(VCPKG_TARGET_IS_BSD ON)
Expand Down Expand Up @@ -153,17 +155,17 @@ set(CMAKE_FIND_LIBRARY_PREFIXES "${VCPKG_FIND_LIBRARY_PREFIXES}" CACHE INTERNAL
# The variable are just appended to permit to custom triplets define the variable

# Platforms with libdl
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OSX)
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OHOS OR VCPKG_TARGET_IS_OSX)
list(APPEND VCPKG_SYSTEM_LIBRARIES dl)
endif()

# Platforms with libm
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_OPENBSD OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_MINGW)
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OHOS OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_OPENBSD OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_MINGW)
list(APPEND VCPKG_SYSTEM_LIBRARIES m)
endif()

# Platforms with pthread
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_OPENBSD OR VCPKG_TARGET_IS_MINGW)
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OHOS OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_OPENBSD OR VCPKG_TARGET_IS_MINGW)
list(APPEND VCPKG_SYSTEM_LIBRARIES pthread)
endif()

Expand All @@ -177,13 +179,18 @@ if(VCPKG_TARGET_IS_OSX)
list(APPEND VCPKG_SYSTEM_LIBRARIES [[c\+\+]])
endif()

# Platforms with libc++ (non-Apple)
if(VCPKG_TARGET_IS_OHOS)
list(APPEND VCPKG_SYSTEM_LIBRARIES [[c\+\+]])
endif()

# Platforms with librt
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_MINGW)
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OHOS OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_MINGW)
list(APPEND VCPKG_SYSTEM_LIBRARIES rt)
endif()

# Platforms with GCC libs
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_OPENBSD OR VCPKG_TARGET_IS_MINGW)
if(VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_ANDROID OR VCPKG_TARGET_IS_OHOS OR VCPKG_TARGET_IS_OSX OR VCPKG_TARGET_IS_FREEBSD OR VCPKG_TARGET_IS_OPENBSD OR VCPKG_TARGET_IS_MINGW)
list(APPEND VCPKG_SYSTEM_LIBRARIES gcc)
list(APPEND VCPKG_SYSTEM_LIBRARIES gcc_s)
endif()
Expand Down
83 changes: 83 additions & 0 deletions scripts/toolchains/ohos.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,83 @@
set(CMAKE_SYSTEM_NAME OHOS CACHE STRING "")

if(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm64")
set(OHOS_ARCH "arm64-v8a" CACHE STRING "")
elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm")
set(OHOS_ARCH "armeabi-v7a" CACHE STRING "")
elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "x64")
set(OHOS_ARCH "x86_64" CACHE STRING "")
else()
message(FATAL_ERROR "Unsupported VCPKG_TARGET_ARCHITECTURE for OHOS: ${VCPKG_TARGET_ARCHITECTURE}")
endif()

if(VCPKG_CRT_LINKAGE STREQUAL "dynamic")
set(OHOS_STL "c++_shared" CACHE STRING "")
else()
set(OHOS_STL "c++_static" CACHE STRING "")
endif()

if(DEFINED ENV{OHOS_SDK_ROOT})
set(OHOS_SDK_ROOT "$ENV{OHOS_SDK_ROOT}")
else()
message(FATAL_ERROR
"Could not find the OHOS SDK. Set the OHOS_SDK_ROOT environment variable "
"to the root of the OpenHarmony SDK (e.g. ~/.local/opt/ohos/command-line-tools/sdk/default/openharmony)."
)
endif()

set(OHOS_NATIVE_ROOT "${OHOS_SDK_ROOT}/native")
set(OHOS_TOOLCHAIN_FILE "${OHOS_NATIVE_ROOT}/build/cmake/ohos.toolchain.cmake")
if(NOT EXISTS "${OHOS_TOOLCHAIN_FILE}")
message(FATAL_ERROR "Could not find OHOS toolchain file at ${OHOS_TOOLCHAIN_FILE}")
endif()

include("${OHOS_TOOLCHAIN_FILE}")

# The OHOS SDK sets CMAKE_<LANG>_COMPILER_EXTERNAL_TOOLCHAIN which CMake
# translates to --gcc-toolchain=. This flag is unused during compilation
# and causes Meson builds to fail with -Werror=unused-command-line-argument.
# The OHOS clang already knows its toolchain location, so this is not needed.
unset(CMAKE_C_COMPILER_EXTERNAL_TOOLCHAIN)
unset(CMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN)
unset(CMAKE_ASM_COMPILER_EXTERNAL_TOOLCHAIN)

if(NOT _VCPKG_OHOS_TOOLCHAIN)
set(_VCPKG_OHOS_TOOLCHAIN 1)

if(POLICY CMP0056)
cmake_policy(SET CMP0056 NEW)
endif()
if(POLICY CMP0066)
cmake_policy(SET CMP0066 NEW)
endif()
if(POLICY CMP0067)
cmake_policy(SET CMP0067 NEW)
endif()
if(POLICY CMP0137)
cmake_policy(SET CMP0137 NEW)
endif()
list(APPEND CMAKE_TRY_COMPILE_PLATFORM_VARIABLES
VCPKG_CRT_LINKAGE VCPKG_TARGET_ARCHITECTURE
VCPKG_C_FLAGS VCPKG_CXX_FLAGS
VCPKG_C_FLAGS_DEBUG VCPKG_CXX_FLAGS_DEBUG
VCPKG_C_FLAGS_RELEASE VCPKG_CXX_FLAGS_RELEASE
VCPKG_LINKER_FLAGS VCPKG_LINKER_FLAGS_RELEASE VCPKG_LINKER_FLAGS_DEBUG
)

string(APPEND CMAKE_C_FLAGS " -fPIC ${VCPKG_C_FLAGS} ")
string(APPEND CMAKE_CXX_FLAGS " -fPIC ${VCPKG_CXX_FLAGS} ")
string(APPEND CMAKE_C_FLAGS_DEBUG " ${VCPKG_C_FLAGS_DEBUG} ")
string(APPEND CMAKE_CXX_FLAGS_DEBUG " ${VCPKG_CXX_FLAGS_DEBUG} ")
string(APPEND CMAKE_C_FLAGS_RELEASE " ${VCPKG_C_FLAGS_RELEASE} ")
string(APPEND CMAKE_CXX_FLAGS_RELEASE " ${VCPKG_CXX_FLAGS_RELEASE} ")

string(APPEND CMAKE_MODULE_LINKER_FLAGS " ${VCPKG_LINKER_FLAGS} ")
string(APPEND CMAKE_SHARED_LINKER_FLAGS " ${VCPKG_LINKER_FLAGS} ")
string(APPEND CMAKE_EXE_LINKER_FLAGS " ${VCPKG_LINKER_FLAGS} ")
string(APPEND CMAKE_MODULE_LINKER_FLAGS_DEBUG " ${VCPKG_LINKER_FLAGS_DEBUG} ")
string(APPEND CMAKE_SHARED_LINKER_FLAGS_DEBUG " ${VCPKG_LINKER_FLAGS_DEBUG} ")
string(APPEND CMAKE_EXE_LINKER_FLAGS_DEBUG " ${VCPKG_LINKER_FLAGS_DEBUG} ")
string(APPEND CMAKE_MODULE_LINKER_FLAGS_RELEASE " ${VCPKG_LINKER_FLAGS_RELEASE} ")
string(APPEND CMAKE_SHARED_LINKER_FLAGS_RELEASE " ${VCPKG_LINKER_FLAGS_RELEASE} ")
string(APPEND CMAKE_EXE_LINKER_FLAGS_RELEASE " ${VCPKG_LINKER_FLAGS_RELEASE} ")
endif()
8 changes: 8 additions & 0 deletions triplets/community/arm-ohos.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
set(VCPKG_ENV_PASSTHROUGH_UNTRACKED OHOS_SDK_ROOT)
set(VCPKG_TARGET_ARCHITECTURE arm)
set(VCPKG_CRT_LINKAGE dynamic)
set(VCPKG_LIBRARY_LINKAGE dynamic)
set(VCPKG_CMAKE_SYSTEM_NAME OHOS)
set(VCPKG_MAKE_BUILD_TRIPLET "--host=armv7-unknown-linux-ohos")
set(VCPKG_CMAKE_CONFIGURE_OPTIONS -DOHOS_ARCH=armeabi-v7a -DCMAKE_PLATFORM_NO_VERSIONED_SONAME=ON)
set(VCPKG_BUILD_TYPE release)
8 changes: 8 additions & 0 deletions triplets/community/arm64-ohos.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
set(VCPKG_ENV_PASSTHROUGH_UNTRACKED OHOS_SDK_ROOT)
set(VCPKG_TARGET_ARCHITECTURE arm64)
set(VCPKG_CRT_LINKAGE dynamic)
set(VCPKG_LIBRARY_LINKAGE dynamic)
set(VCPKG_CMAKE_SYSTEM_NAME OHOS)
set(VCPKG_MAKE_BUILD_TRIPLET "--host=aarch64-unknown-linux-ohos")
set(VCPKG_CMAKE_CONFIGURE_OPTIONS -DOHOS_ARCH=arm64-v8a -DCMAKE_PLATFORM_NO_VERSIONED_SONAME=ON)
set(VCPKG_BUILD_TYPE release)
8 changes: 8 additions & 0 deletions triplets/community/x64-ohos.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
set(VCPKG_ENV_PASSTHROUGH_UNTRACKED OHOS_SDK_ROOT)
set(VCPKG_TARGET_ARCHITECTURE x64)
set(VCPKG_CRT_LINKAGE dynamic)
set(VCPKG_LIBRARY_LINKAGE dynamic)
set(VCPKG_CMAKE_SYSTEM_NAME OHOS)
set(VCPKG_MAKE_BUILD_TRIPLET "--host=x86_64-unknown-linux-ohos")
set(VCPKG_CMAKE_CONFIGURE_OPTIONS -DOHOS_ARCH=x86_64 -DCMAKE_PLATFORM_NO_VERSIONED_SONAME=ON)
set(VCPKG_BUILD_TYPE release)
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