8070643ba5
- move CI only prerequisites to github actions - Add linux, mac prereq actions - Add an action for indicating dependency versions - Move ninja installation into its own script
91 lines
3.2 KiB
CMake
91 lines
3.2 KiB
CMake
# Copyright (C) 2018 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# For information on how to generate the toolchain, see filament/README.md
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# this one is important
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set(CMAKE_SYSTEM_NAME Linux)
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# this one not so much
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set(CMAKE_SYSTEM_VERSION 1)
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# android
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set(API_LEVEL 21)
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# architecture
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set(ARCH aarch64-linux-android)
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set(DIST_ARCH arm64-v8a)
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# toolchain
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string(TOLOWER ${CMAKE_HOST_SYSTEM_NAME} HOST_NAME_L)
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file(TO_CMAKE_PATH $ENV{ANDROID_HOME} ANDROID_HOME_UNIX)
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message(STATUS "Try using NDK \'${FILAMENT_NDK_VERSION}\'")
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if (NOT FILAMENT_NDK_VERSION)
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file(READ "${CMAKE_CURRENT_LIST_DIR}/common/versions" VERSIONS_STR)
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string(REGEX MATCH "GITHUB_NDK_VERSION=(\\d+)" _UNUSED ${VERSIONS_STR})
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if(CMAKE_MATCH_1)
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set(FILAMENT_NDK_VERSION "${CMAKE_MATCH_1}")
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endif()
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endif()
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message(STATUS "Using NDK \'${FILAMENT_NDK_VERSION}\'")
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file(GLOB NDK_VERSIONS LIST_DIRECTORIES true ${ANDROID_HOME_UNIX}/ndk/${FILAMENT_NDK_VERSION}*)
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list(SORT NDK_VERSIONS)
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list(GET NDK_VERSIONS -1 NDK_VERSION)
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get_filename_component(NDK_VERSION ${NDK_VERSION} NAME)
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set(TOOLCHAIN ${ANDROID_HOME_UNIX}/ndk/${NDK_VERSION}/toolchains/llvm/prebuilt/${HOST_NAME_L}-x86_64)
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# specify the cross compiler
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set(COMPILER_SUFFIX)
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set(TOOL_SUFFIX)
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if(WIN32)
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set(COMPILER_SUFFIX ".cmd")
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set(TOOL_SUFFIX ".exe")
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endif()
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set(CMAKE_C_COMPILER ${TOOLCHAIN}/bin/${ARCH}${API_LEVEL}-clang${COMPILER_SUFFIX})
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set(CMAKE_CXX_COMPILER ${TOOLCHAIN}/bin/${ARCH}${API_LEVEL}-clang++${COMPILER_SUFFIX})
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set(CMAKE_AR ${TOOLCHAIN}/bin/llvm-ar${TOOL_SUFFIX} CACHE FILEPATH "Archiver")
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set(CMAKE_RANLIB ${TOOLCHAIN}/bin/llvm-ranlib${TOOL_SUFFIX})
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set(CMAKE_STRIP ${TOOLCHAIN}/bin/llvm-strip${TOOL_SUFFIX})
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# where is the target environment
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set(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN}/sysroot)
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# search for programs in the build host directories
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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# for libraries and headers in the target directories
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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# compiler and linker flags
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# note for gcc add:
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# C_FLAGS += -Wl,-pie
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# CXX_FLAGS += -lstdc++
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIE -mcpu=cortex-a57" CACHE STRING "Toolchain CFLAGS")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_C_FLAGS}" CACHE STRING "Toolchain CXXFLAGS")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fPIE -pie -static-libstdc++" CACHE STRING "Toolchain LDFLAGS")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libstdc++" CACHE STRING "Toolchain LDFLAGS")
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set(ANDROID TRUE)
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set(EGL TRUE)
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# we are compiling Android on Windows
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set(ANDROID_ON_WINDOWS FALSE)
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if(WIN32)
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set(ANDROID_ON_WINDOWS TRUE)
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endif()
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