| # 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. |
| |
| # Include the NDK hook. |
| # It can be used by NDK to inject necessary fixes for an earlier cmake. |
| if(CMAKE_ANDROID_NDK) |
| include(${CMAKE_ANDROID_NDK}/build/cmake/hooks/pre/Android-Initialize.cmake OPTIONAL) |
| endif() |
| |
| # Support for NVIDIA Nsight Tegra Visual Studio Edition was previously |
| # implemented in the CMake VS IDE generators. Avoid interfering with |
| # that functionality for now. Later we may try to integrate this. |
| if(CMAKE_VS_PLATFORM_NAME STREQUAL "Tegra-Android") |
| return() |
| endif() |
| |
| # Commonly used Android toolchain files that pre-date CMake upstream support |
| # set CMAKE_SYSTEM_VERSION to 1. Avoid interfering with them. |
| if(CMAKE_SYSTEM_VERSION EQUAL 1) |
| return() |
| endif() |
| |
| set(CMAKE_BUILD_TYPE_INIT "RelWithDebInfo") |
| |
| # Skip sysroot selection if the NDK has a unified toolchain. |
| if(CMAKE_ANDROID_NDK_TOOLCHAIN_UNIFIED) |
| return() |
| endif() |
| |
| # Natively compiling on an Android host doesn't use the NDK cross-compilation |
| # tools. |
| if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Android") |
| return() |
| endif() |
| |
| if(NOT CMAKE_SYSROOT) |
| if(CMAKE_ANDROID_NDK) |
| set(CMAKE_SYSROOT "${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" |
| " ${CMAKE_SYSROOT}\n" |
| ) |
| endif() |
| else() |
| message(FATAL_ERROR |
| "Android: No CMAKE_SYSROOT was selected." |
| ) |
| endif() |
| |
| # Include the NDK hook. |
| # It can be used by NDK to inject necessary fixes for an earlier cmake. |
| if(CMAKE_ANDROID_NDK) |
| include(${CMAKE_ANDROID_NDK}/build/cmake/hooks/post/Android-Initialize.cmake OPTIONAL) |
| endif() |