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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
# 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()
set(CMAKE_BUILD_TYPE_INIT Debug)
# Skip sysroot selection if the NDK has a unified toolchain.
if(CMAKE_ANDROID_NDK_TOOLCHAIN_UNIFIED)
return()
endif()
# Natively compiling on an Android host doesn't use the NDK cross-compilation
# tools.
if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Android")
return()
endif()
if(NOT CMAKE_SYSROOT)
if(CMAKE_ANDROID_NDK)
set(CMAKE_SYSROOT "${CMAKE_ANDROID_NDK}/platforms/android-${CMAKE_SYSTEM_VERSION}/arch-${CMAKE_ANDROID_ARCH}")
if(NOT CMAKE_ANDROID_NDK_DEPRECATED_HEADERS)
set(CMAKE_SYSROOT_COMPILE "${CMAKE_ANDROID_NDK}/sysroot")
endif()
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()
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