CMake/Modules/Platform/Android-Initialize.cmake

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#=============================================================================
# Copyright 2015-2016 Kitware, Inc.
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
# (To distribute this file outside of CMake, substitute the full
# License text for the above reference.)
# When CMAKE_SYSTEM_NAME is "Android", CMakeSystemSpecificInitialize loads this
# module.
# Support for NVIDIA Nsight Tegra Visual Studio Edition was previously
# implemented in the CMake VS IDE generators. Avoid interfering with
# that functionality for now. Later we may try to integrate this.
if(CMAKE_VS_PLATFORM_NAME STREQUAL "Tegra-Android")
return()
endif()
# Commonly used Android toolchain files that pre-date CMake upstream support
# set CMAKE_SYSTEM_VERSION to 1. Avoid interfering with them.
if(CMAKE_SYSTEM_VERSION EQUAL 1)
return()
endif()
if(NOT CMAKE_SYSROOT)
if(CMAKE_ANDROID_NDK)
set(CMAKE_SYSROOT "${CMAKE_ANDROID_NDK}/platforms/android-${CMAKE_SYSTEM_VERSION}/arch-${CMAKE_ANDROID_ARCH}")
elseif(CMAKE_ANDROID_STANDALONE_TOOLCHAIN)
set(CMAKE_SYSROOT "${CMAKE_ANDROID_STANDALONE_TOOLCHAIN}/sysroot")
endif()
endif()
if(CMAKE_SYSROOT)
if(NOT IS_DIRECTORY "${CMAKE_SYSROOT}")
message(FATAL_ERROR
"Android: The system root directory needed for the selected Android version and architecture does not exist:\n"
" ${CMAKE_SYSROOT}\n"
)
endif()
else()
message(FATAL_ERROR
"Android: No CMAKE_SYSROOT was selected."
)
endif()
set(CMAKE_BUILD_TYPE_INIT Debug)