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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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# This module is shared by multiple languages; use include blocker.
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if(__ANDROID_COMPILER_COMMON)
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return()
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endif()
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set(__ANDROID_COMPILER_COMMON 1)
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if(CMAKE_ANDROID_NDK)
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# <ndk>/build/core/definitions.mk
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set(_ANDROID_STL_TYPES
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none
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system
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c++_static
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c++_shared
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gabi++_static
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gabi++_shared
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gnustl_static
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gnustl_shared
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stlport_static
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stlport_shared
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)
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if(CMAKE_ANDROID_STL_TYPE)
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list(FIND _ANDROID_STL_TYPES "${CMAKE_ANDROID_STL_TYPE}" _ANDROID_STL_TYPE_FOUND)
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if(_ANDROID_STL_TYPE_FOUND EQUAL -1)
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string(REPLACE ";" "\n " _msg ";${_ANDROID_STL_TYPES}")
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message(FATAL_ERROR
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"The CMAKE_ANDROID_STL_TYPE '${CMAKE_ANDROID_STL_TYPE}' is not one of the allowed values:${_msg}\n"
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)
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endif()
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unset(_ANDROID_STL_TYPE_FOUND)
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else()
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set(CMAKE_ANDROID_STL_TYPE "gnustl_static")
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endif()
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unset(_ANDROID_STL_TYPES)
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# Forward Android-specific platform variables to try_compile projects.
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list(APPEND CMAKE_TRY_COMPILE_PLATFORM_VARIABLES
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CMAKE_ANDROID_STL_TYPE
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)
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endif()
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if(CMAKE_ANDROID_STL_TYPE)
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if(CMAKE_ANDROID_NDK)
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macro(__android_stl_inc lang dir req)
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if(EXISTS "${dir}")
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list(APPEND CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES "${dir}")
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elseif(${req})
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message(FATAL_ERROR
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"Android: STL '${CMAKE_ANDROID_STL_TYPE}' include directory not found:\n"
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" ${dir}"
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)
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endif()
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endmacro()
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macro(__android_stl_lib lang lib req)
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if(CMAKE_ANDROID_ARCH_ABI MATCHES "^armeabi" AND NOT CMAKE_ANDROID_ARM_MODE)
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get_filename_component(_ANDROID_STL_LIBDIR "${lib}" DIRECTORY)
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get_filename_component(_ANDROID_STL_LIBNAME "${lib}" NAME)
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set(_ANDROID_STL_LIBTHUMB "${_ANDROID_STL_LIBDIR}/thumb/${_ANDROID_STL_LIBNAME}")
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unset(_ANDROID_STL_LIBDIR)
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unset(_ANDROID_STL_LIBNAME)
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else()
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set(_ANDROID_STL_LIBTHUMB "")
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endif()
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if(_ANDROID_STL_LIBTHUMB AND EXISTS "${_ANDROID_STL_LIBTHUMB}")
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string(APPEND CMAKE_${lang}_STANDARD_LIBRARIES " \"${_ANDROID_STL_LIBTHUMB}\"")
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elseif(EXISTS "${lib}")
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string(APPEND CMAKE_${lang}_STANDARD_LIBRARIES " \"${lib}\"")
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elseif(${req})
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message(FATAL_ERROR
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"Android: STL '${CMAKE_ANDROID_STL_TYPE}' library file not found:\n"
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" ${lib}"
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)
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endif()
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unset(_ANDROID_STL_LIBTHUMB)
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endmacro()
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include(Platform/Android/ndk-stl-${CMAKE_ANDROID_STL_TYPE})
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else()
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macro(__android_stl lang)
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endmacro()
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endif()
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else()
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macro(__android_stl lang)
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endmacro()
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endif()
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# The NDK toolchain configuration files at:
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#
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# <ndk>/[build/core/]toolchains/*/setup.mk
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#
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# contain logic to set TARGET_CFLAGS and TARGET_LDFLAGS (and debug/release
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# variants) to tell their build system what flags to pass for each ABI.
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# We need to produce the same flags here to produce compatible binaries.
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# We initialize these variables here and set them in the compiler-specific
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# modules that include this one. Then we use them in the macro below when
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# it is called.
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set(_ANDROID_ABI_INIT_CFLAGS "")
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set(_ANDROID_ABI_INIT_CFLAGS_DEBUG "")
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set(_ANDROID_ABI_INIT_CFLAGS_RELEASE "")
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set(_ANDROID_ABI_INIT_LDFLAGS "")
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set(_ANDROID_ABI_INIT_EXE_LDFLAGS "")
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macro(__android_compiler_common lang)
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if(_ANDROID_ABI_INIT_CFLAGS)
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string(APPEND CMAKE_${lang}_FLAGS_INIT " ${_ANDROID_ABI_INIT_CFLAGS}")
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endif()
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if(_ANDROID_ABI_INIT_CFLAGS_DEBUG)
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string(APPEND CMAKE_${lang}_FLAGS_DEBUG_INIT " ${_ANDROID_ABI_INIT_CFLAGS_DEBUG}")
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endif()
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if(_ANDROID_ABI_INIT_CFLAGS_RELEASE)
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string(APPEND CMAKE_${lang}_FLAGS_RELEASE_INIT " ${_ANDROID_ABI_INIT_CFLAGS_RELEASE}")
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string(APPEND CMAKE_${lang}_FLAGS_MINSIZEREL_INIT " ${_ANDROID_ABI_INIT_CFLAGS_RELEASE}")
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string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT " ${_ANDROID_ABI_INIT_CFLAGS_RELEASE}")
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endif()
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if(_ANDROID_ABI_INIT_LDFLAGS)
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foreach(t EXE SHARED MODULE)
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string(APPEND CMAKE_${t}_LINKER_FLAGS_INIT " ${_ANDROID_ABI_INIT_LDFLAGS}")
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endforeach()
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endif()
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if(_ANDROID_ABI_INIT_EXE_LDFLAGS)
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string(APPEND CMAKE_EXE_LINKER_FLAGS_INIT " ${_ANDROID_ABI_INIT_EXE_LDFLAGS}")
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endif()
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if(DEFINED _ANDROID_STL_EXCEPTIONS)
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if(_ANDROID_STL_EXCEPTIONS)
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string(APPEND CMAKE_${lang}_FLAGS_INIT " -fexceptions")
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else()
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string(APPEND CMAKE_${lang}_FLAGS_INIT " -fno-exceptions")
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endif()
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endif()
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if("x${lang}" STREQUAL "xCXX" AND DEFINED _ANDROID_STL_RTTI)
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if(_ANDROID_STL_RTTI)
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string(APPEND CMAKE_${lang}_FLAGS_INIT " -frtti")
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else()
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string(APPEND CMAKE_${lang}_FLAGS_INIT " -fno-rtti")
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endif()
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endif()
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if("x${lang}" STREQUAL "xCXX")
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__android_stl(CXX)
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endif()
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# <ndk>/build/core/definitions.mk appends the sysroot's include directory
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# explicitly at the end of the command-line include path so that it
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# precedes the toolchain's builtin include directories. This is
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# necessary so that Android API-version-specific headers are preferred
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# over those in the toolchain's `include-fixed` directory (which cannot
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# possibly match all versions).
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#
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# Do not do this for a standalone toolchain because it is already
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# tied to a specific API version.
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if(CMAKE_ANDROID_NDK)
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if(NOT CMAKE_ANDROID_NDK_DEPRECATED_HEADERS)
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list(APPEND CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES
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"${CMAKE_SYSROOT_COMPILE}/usr/include"
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"${CMAKE_SYSROOT_COMPILE}/usr/include/${CMAKE_ANDROID_ARCH_HEADER_TRIPLE}"
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)
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else()
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list(APPEND CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES "${CMAKE_SYSROOT}/usr/include")
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endif()
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endif()
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endmacro()
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