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filament/build/toolchain-aarch64-linux-android.cmake
Romain Guy b8f72590bb Fix Android builds on Windows (#968)
* Fix Android builds on Windows

This PR fixes #927

* Add missing endline

* Fix armv7a Android builds
2019-03-12 10:49:26 -07:00

74 lines
2.5 KiB
CMake

# Copyright (C) 2018 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# For information on how to generate the toolchain, see filament/README.md
# this one is important
set(CMAKE_SYSTEM_NAME Linux)
# this one not so much
set(CMAKE_SYSTEM_VERSION 1)
# android
set(API_LEVEL 21)
# architecture
set(ARCH aarch64-linux-android)
set(DIST_ARCH arm64-v8a)
# toolchain
string(TOLOWER ${CMAKE_HOST_SYSTEM_NAME} HOST_NAME_L)
set(TOOLCHAIN $ENV{ANDROID_HOME}/ndk-bundle/toolchains/llvm/prebuilt/${HOST_NAME_L}-x86_64/)
# specify the cross compiler
set(COMPILER_SUFFIX)
set(TOOL_SUFFIX)
if(WIN32)
set(COMPILER_SUFFIX ".cmd")
set(TOOL_SUFFIX ".exe")
endif()
set(CMAKE_C_COMPILER ${TOOLCHAIN}/bin/${ARCH}${API_LEVEL}-clang${COMPILER_SUFFIX})
set(CMAKE_CXX_COMPILER ${TOOLCHAIN}/bin/${ARCH}${API_LEVEL}-clang++${COMPILER_SUFFIX})
set(CMAKE_AR ${TOOLCHAIN}/bin/${ARCH}-ar${TOOL_SUFFIX} CACHE FILEPATH "Archiver")
set(CMAKE_RANLIB ${TOOLCHAIN}/bin/${ARCH}-ranlib${TOOL_SUFFIX})
set(CMAKE_STRIP ${TOOLCHAIN}/bin/${ARCH}-strip${TOOL_SUFFIX})
# where is the target environment
set(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN}/sysroot)
# search for programs in the build host directories
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
# for libraries and headers in the target directories
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
# compiler and linker flags
# note for gcc add:
# C_FLAGS += -Wl,-pie
# CXX_FLAGS += -lstdc++
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DANDROID -fPIE -mcpu=cortex-a57" CACHE STRING "Toolchain CFLAGS")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_C_FLAGS}" CACHE STRING "Toolchain CXXFLAGS")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fPIE -pie -static-libstdc++" CACHE STRING "Toolchain LDFLAGS")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libstdc++" CACHE STRING "Toolchain LDFLAGS")
set(ANDROID TRUE)
# we are compiling Android on Windows
set(ANDROID_ON_WINDOWS FALSE)
if(WIN32)
set(ANDROID_ON_WINDOWS TRUE)
endif()