android: updated toolchain file

* support for ndk version r8d+
* improved x86_64 host machine support
* support non-release NDK layouts
(cherry picked from commit 553f7c24f7)
This commit is contained in:
Bernhard Miklautz 2013-08-08 16:23:11 +02:00
parent 75f23925cd
commit d817ef3516

View File

@ -1,5 +1,5 @@
# Copyright (c) 2010-2011, Ethan Rublee
# Copyright (c) 2011-2012, Andrey Kamaev
# Copyright (c) 2011-2013, Andrey Kamaev
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
@ -35,7 +35,6 @@
#
# The file is mantained by the OpenCV project. The latest version can be get at
# http://code.opencv.org/projects/opencv/repository/revisions/master/changes/android/android.toolchain.cmake
# Git commit: 084b1c796900b0825fc4e0593ab3143da3f3a90e
#
# Usage Linux:
# $ export ANDROID_NDK=/absolute/path/to/the/android-ndk
@ -282,8 +281,19 @@
# [+] updated for NDK r8c
# [+] added support for clang compiler
# - December 2012
# [+] suppress warning about unused CMAKE_TOOLCHAIN_FILE variable
# [+] adjust API level to closest compatible as NDK does
# [~] fixed ccache full path search
# [+] updated for NDK r8d
# [~] compiler options are aligned with NDK r8d
# - March 2013
# [+] updated for NDK r8e (x86 version)
# [+] support x86_64 version of NDK
# - April 2013
# [+] support non-release NDK layouts (from Linaro git and Android git)
# [~] automatically detect if explicit link to crtbegin_*.o is needed
# - June 2013
# [~] fixed stl include path for standalone toolchain made by NDK >= r8c
# ------------------------------------------------------------------------------
cmake_minimum_required( VERSION 2.6.3 )
@ -293,6 +303,10 @@ if( DEFINED CMAKE_CROSSCOMPILING )
return()
endif()
if( CMAKE_TOOLCHAIN_FILE )
# touch toolchain variable only to suppress "unused variable" warning
endif()
get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE )
if( _CMAKE_IN_TRY_COMPILE )
include( "${CMAKE_CURRENT_SOURCE_DIR}/../android.toolchain.config.cmake" OPTIONAL )
@ -312,7 +326,7 @@ endif()
# rpath makes low sence for Android
set( CMAKE_SKIP_RPATH TRUE CACHE BOOL "If set, runtime paths are not added when using shared libraries." )
set( ANDROID_SUPPORTED_NDK_VERSIONS ${ANDROID_EXTRA_NDK_VERSIONS} -r8e -r8d -r8c -r8b -r8 -r7c -r7b -r7 -r6b -r6 -r5c -r5b -r5 "" )
set( ANDROID_SUPPORTED_NDK_VERSIONS ${ANDROID_EXTRA_NDK_VERSIONS} -r9 -r8e -r8d -r8c -r8b -r8 -r7c -r7b -r7 -r6b -r6 -r5c -r5b -r5 "" )
if(NOT DEFINED ANDROID_NDK_SEARCH_PATHS)
if( CMAKE_HOST_WIN32 )
file( TO_CMAKE_PATH "$ENV{PROGRAMFILES}" ANDROID_NDK_SEARCH_PATHS )
@ -456,19 +470,32 @@ if( ANDROID_FORBID_SYGWIN )
endif()
endif()
# detect current host platform
if( NOT DEFINED ANDROID_NDK_HOST_X64 AND CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "amd64|x86_64|AMD64")
set( ANDROID_NDK_HOST_X64 1 CACHE BOOL "Try to use 64-bit compiler toolchain" )
mark_as_advanced( ANDROID_NDK_HOST_X64 )
endif()
set( TOOL_OS_SUFFIX "" )
if( CMAKE_HOST_APPLE )
set( ANDROID_NDK_HOST_SYSTEM_NAME "darwin-x86" )
set( ANDROID_NDK_HOST_SYSTEM_NAME "darwin-x86_64" )
set( ANDROID_NDK_HOST_SYSTEM_NAME2 "darwin-x86" )
elseif( CMAKE_HOST_WIN32 )
set( ANDROID_NDK_HOST_SYSTEM_NAME "windows" )
set( ANDROID_NDK_HOST_SYSTEM_NAME "windows-x86_64" )
set( ANDROID_NDK_HOST_SYSTEM_NAME2 "windows" )
set( TOOL_OS_SUFFIX ".exe" )
elseif( CMAKE_HOST_UNIX )
set( ANDROID_NDK_HOST_SYSTEM_NAME "linux-x86" )
set( ANDROID_NDK_HOST_SYSTEM_NAME "linux-x86_64" )
set( ANDROID_NDK_HOST_SYSTEM_NAME2 "linux-x86" )
else()
message( FATAL_ERROR "Cross-compilation on your platform is not supported by this cmake toolchain" )
endif()
if( NOT ANDROID_NDK_HOST_X64 )
set( ANDROID_NDK_HOST_SYSTEM_NAME ${ANDROID_NDK_HOST_SYSTEM_NAME2} )
endif()
# see if we have path to Android NDK
__INIT_VARIABLE( ANDROID_NDK PATH ENV_ANDROID_NDK )
if( NOT ANDROID_NDK )
@ -500,35 +527,19 @@ if( NOT ANDROID_NDK )
endif( ANDROID_NDK )
endif( NOT ANDROID_STANDALONE_TOOLCHAIN )
endif( NOT ANDROID_NDK )
# remember found paths
if( ANDROID_NDK )
get_filename_component( ANDROID_NDK "${ANDROID_NDK}" ABSOLUTE )
# try to detect change
if( CMAKE_AR )
string( LENGTH "${ANDROID_NDK}" __length )
string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidNdkPreviousPath )
if( NOT __androidNdkPreviousPath STREQUAL ANDROID_NDK )
message( FATAL_ERROR "It is not possible to change the path to the NDK on subsequent CMake run. You must remove all generated files from your build folder first.
" )
endif()
unset( __androidNdkPreviousPath )
unset( __length )
endif()
set( ANDROID_NDK "${ANDROID_NDK}" CACHE INTERNAL "Path of the Android NDK" FORCE )
set( BUILD_WITH_ANDROID_NDK True )
file( STRINGS "${ANDROID_NDK}/RELEASE.TXT" ANDROID_NDK_RELEASE_TXT LIMIT_COUNT 1 REGEX r[0-9]+[a-z]? )
if(${ANDROID_NDK_RELEASE_TXT} MATCHES "^r[0-9]+[a-z] \([^ ]+\)$")
string( REGEX REPLACE "^(r[0-9]+[a-z]) \(([^ ]+)\)$" "\\1" ANDROID_NDK_RELEASE "${ANDROID_NDK_RELEASE_TXT}" )
string( REGEX REPLACE "^(r[0-9]+[a-z]) \(([^ ]+)\)$" "\\2" ANDROID_NDK_RELEASE_EXTRA "${ANDROID_NDK_RELEASE_TXT}" )
set( ANDROID_NDK_64BIT True)
set( ANDROID_NDK_HOST_SYSTEM_NAME "${ANDROID_NDK_HOST_SYSTEM_NAME}_64" )
if( EXISTS "${ANDROID_NDK}/RELEASE.TXT" )
file( STRINGS "${ANDROID_NDK}/RELEASE.TXT" ANDROID_NDK_RELEASE_FULL LIMIT_COUNT 1 REGEX r[0-9]+[a-z]? )
string( REGEX MATCH r[0-9]+[a-z]? ANDROID_NDK_RELEASE "${ANDROID_NDK_RELEASE_FULL}" )
else()
set( ANDROID_NDK_RELEASE "${ANDROID_NDK_RELEASE_TXT}" )
set( ANDROID_NDK_RELEASE "r1x" )
set( ANDROID_NDK_RELEASE_FULL "unreleased" )
endif()
elseif( ANDROID_STANDALONE_TOOLCHAIN )
get_filename_component( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" ABSOLUTE )
# try to detect change
@ -555,6 +566,51 @@ else()
sudo ln -s ~/my-android-toolchain ${ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH}" )
endif()
# android NDK layout
if( BUILD_WITH_ANDROID_NDK )
if( NOT DEFINED ANDROID_NDK_LAYOUT )
# try to automatically detect the layout
if( EXISTS "${ANDROID_NDK}/RELEASE.TXT")
set( ANDROID_NDK_LAYOUT "RELEASE" )
elseif( EXISTS "${ANDROID_NDK}/../../linux-x86/toolchain/" )
set( ANDROID_NDK_LAYOUT "LINARO" )
elseif( EXISTS "${ANDROID_NDK}/../../gcc/" )
set( ANDROID_NDK_LAYOUT "ANDROID" )
endif()
endif()
set( ANDROID_NDK_LAYOUT "${ANDROID_NDK_LAYOUT}" CACHE STRING "The inner layout of NDK" )
mark_as_advanced( ANDROID_NDK_LAYOUT )
if( ANDROID_NDK_LAYOUT STREQUAL "LINARO" )
set( ANDROID_NDK_HOST_SYSTEM_NAME ${ANDROID_NDK_HOST_SYSTEM_NAME2} ) # only 32-bit at the moment
set( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK}/../../${ANDROID_NDK_HOST_SYSTEM_NAME}/toolchain" )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH "" )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH2 "" )
elseif( ANDROID_NDK_LAYOUT STREQUAL "ANDROID" )
set( ANDROID_NDK_HOST_SYSTEM_NAME ${ANDROID_NDK_HOST_SYSTEM_NAME2} ) # only 32-bit at the moment
set( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK}/../../gcc/${ANDROID_NDK_HOST_SYSTEM_NAME}/arm" )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH "" )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH2 "" )
else() # ANDROID_NDK_LAYOUT STREQUAL "RELEASE"
set( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK}/toolchains" )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH "/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH2 "/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME2}" )
endif()
get_filename_component( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK_TOOLCHAINS_PATH}" ABSOLUTE )
# try to detect change of NDK
if( CMAKE_AR )
string( LENGTH "${ANDROID_NDK_TOOLCHAINS_PATH}" __length )
string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidNdkPreviousPath )
if( NOT __androidNdkPreviousPath STREQUAL ANDROID_NDK_TOOLCHAINS_PATH )
message( FATAL_ERROR "It is not possible to change the path to the NDK on subsequent CMake run. You must remove all generated files from your build folder first.
" )
endif()
unset( __androidNdkPreviousPath )
unset( __length )
endif()
endif()
# get all the details about standalone toolchain
if( BUILD_WITH_STANDALONE_TOOLCHAIN )
__DETECT_NATIVE_API_LEVEL( ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_STANDALONE_TOOLCHAIN}/sysroot/usr/include/android/api-level.h" )
@ -582,22 +638,27 @@ if( BUILD_WITH_STANDALONE_TOOLCHAIN )
endif()
endif()
macro( __GLOB_NDK_TOOLCHAINS __availableToolchainsVar )
foreach( __toolchain ${${__availableToolchainsVar}} )
if( "${__toolchain}" MATCHES "-clang3[.][0-9]$" AND NOT EXISTS "${ANDROID_NDK}/toolchains/${__toolchain}/prebuilt/" )
macro( __GLOB_NDK_TOOLCHAINS __availableToolchainsVar __availableToolchainsLst __toolchain_subpath )
foreach( __toolchain ${${__availableToolchainsLst}} )
if( "${__toolchain}" MATCHES "-clang3[.][0-9]$" AND NOT EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/${__toolchain}${__toolchain_subpath}" )
string( REGEX REPLACE "-clang3[.][0-9]$" "-4.6" __gcc_toolchain "${__toolchain}" )
else()
set( __gcc_toolchain "${__toolchain}" )
endif()
__DETECT_TOOLCHAIN_MACHINE_NAME( __machine "${ANDROID_NDK}/toolchains/${__gcc_toolchain}/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" )
__DETECT_TOOLCHAIN_MACHINE_NAME( __machine "${ANDROID_NDK_TOOLCHAINS_PATH}/${__gcc_toolchain}${__toolchain_subpath}" )
if( __machine )
string( REGEX MATCH "[0-9]+[.][0-9]+([.][0-9]+)?$" __version "${__gcc_toolchain}" )
string( REGEX MATCH "^[^-]+" __arch "${__gcc_toolchain}" )
string( REGEX MATCH "[0-9]+[.][0-9]+([.][0-9x]+)?$" __version "${__gcc_toolchain}" )
if( __machine MATCHES i686 )
set( __arch "x86" )
elseif( __machine MATCHES arm )
set( __arch "arm" )
elseif( __machine MATCHES mipsel )
set( __arch "mipsel" )
endif()
list( APPEND __availableToolchainMachines "${__machine}" )
list( APPEND __availableToolchainArchs "${__arch}" )
list( APPEND __availableToolchainCompilerVersions "${__version}" )
else()
list( REMOVE_ITEM ${__availableToolchainsVar} "${__toolchain}" )
list( APPEND ${__availableToolchainsVar} "${__toolchain}" )
endif()
unset( __gcc_toolchain )
endforeach()
@ -611,19 +672,31 @@ if( BUILD_WITH_ANDROID_NDK )
set( __availableToolchainMachines "" )
set( __availableToolchainArchs "" )
set( __availableToolchainCompilerVersions "" )
if( ANDROID_TOOLCHAIN_NAME AND EXISTS "${ANDROID_NDK}/toolchains/${ANDROID_TOOLCHAIN_NAME}/" )
if( ANDROID_TOOLCHAIN_NAME AND EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_TOOLCHAIN_NAME}/" )
# do not go through all toolchains if we know the name
set( __availableToolchains "${ANDROID_TOOLCHAIN_NAME}" )
__GLOB_NDK_TOOLCHAINS( __availableToolchains )
set( __availableToolchainsLst "${ANDROID_TOOLCHAIN_NAME}" )
__GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH}" )
if( NOT __availableToolchains AND NOT ANDROID_NDK_TOOLCHAINS_SUBPATH STREQUAL ANDROID_NDK_TOOLCHAINS_SUBPATH2 )
__GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH2}" )
if( __availableToolchains )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH ${ANDROID_NDK_TOOLCHAINS_SUBPATH2} )
endif()
endif()
endif()
if( NOT __availableToolchains )
file( GLOB __availableToolchains RELATIVE "${ANDROID_NDK}/toolchains" "${ANDROID_NDK}/toolchains/*" )
file( GLOB __availableToolchainsLst RELATIVE "${ANDROID_NDK_TOOLCHAINS_PATH}" "${ANDROID_NDK_TOOLCHAINS_PATH}/*" )
if( __availableToolchains )
list(SORT __availableToolchains) # we need clang to go after gcc
list(SORT __availableToolchainsLst) # we need clang to go after gcc
endif()
__LIST_FILTER( __availableToolchainsLst "^[.]" )
__LIST_FILTER( __availableToolchainsLst "llvm" )
__GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH}" )
if( NOT __availableToolchains AND NOT ANDROID_NDK_TOOLCHAINS_SUBPATH STREQUAL ANDROID_NDK_TOOLCHAINS_SUBPATH2 )
__GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH2}" )
if( __availableToolchains )
set( ANDROID_NDK_TOOLCHAINS_SUBPATH ${ANDROID_NDK_TOOLCHAINS_SUBPATH2} )
endif()
endif()
__LIST_FILTER( __availableToolchains "^[.]" )
__LIST_FILTER( __availableToolchains "llvm" )
__GLOB_NDK_TOOLCHAINS( __availableToolchains )
endif()
if( NOT __availableToolchains )
message( FATAL_ERROR "Could not find any working toolchain in the NDK. Probably your Android NDK is broken." )
@ -636,11 +709,11 @@ set( __uniqToolchainArchNames ${__availableToolchainArchs} )
list( REMOVE_DUPLICATES __uniqToolchainArchNames )
list( SORT __uniqToolchainArchNames )
foreach( __arch ${__uniqToolchainArchNames} )
list( APPEND ANDROID_SUPPORTED_ABIS ${ANDROID_SUPPORTED_ABIS_${__arch}} )
list( APPEND ANDROID_SUPPORTED_ABIS ${ANDROID_SUPPORTED_ABIS_${__arch}} )
endforeach()
unset( __uniqToolchainArchNames )
if( NOT ANDROID_SUPPORTED_ABIS )
message( FATAL_ERROR "No one of known Android ABIs is supported by this cmake toolchain." )
message( FATAL_ERROR "No one of known Android ABIs is supported by this cmake toolchain." )
endif()
# choose target ABI
@ -752,6 +825,7 @@ else()
list( GET __availableToolchainArchs ${__idx} __toolchainArch )
if( __toolchainArch STREQUAL ANDROID_ARCH_FULLNAME )
list( GET __availableToolchainCompilerVersions ${__idx} __toolchainVersion )
string( REPLACE "x" "99" __toolchainVersion "${__toolchainVersion}")
if( __toolchainVersion VERSION_GREATER __toolchainMaxVersion )
set( __toolchainMaxVersion "${__toolchainVersion}" )
set( __toolchainIdx ${__idx} )
@ -779,11 +853,22 @@ unset( __availableToolchainCompilerVersions )
# choose native API level
__INIT_VARIABLE( ANDROID_NATIVE_API_LEVEL ENV_ANDROID_NATIVE_API_LEVEL ANDROID_API_LEVEL ENV_ANDROID_API_LEVEL ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME} ANDROID_DEFAULT_NDK_API_LEVEL )
string( REGEX MATCH "[0-9]+" ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" )
# TODO: filter out unsupported levels
# adjust API level
set( __real_api_level ${ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME}} )
foreach( __level ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} )
if( NOT __level GREATER ANDROID_NATIVE_API_LEVEL AND NOT __level LESS __real_api_level )
set( __real_api_level ${__level} )
endif()
endforeach()
if( __real_api_level AND NOT ANDROID_NATIVE_API_LEVEL EQUAL __real_api_level )
message( STATUS "Adjusting Android API level 'android-${ANDROID_NATIVE_API_LEVEL}' to 'android-${__real_api_level}'")
set( ANDROID_NATIVE_API_LEVEL ${__real_api_level} )
endif()
unset(__real_api_level)
# validate
list( FIND ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_NATIVE_API_LEVEL}" __levelIdx )
if( __levelIdx EQUAL -1 )
message( SEND_ERROR "Specified Android native API level (${ANDROID_NATIVE_API_LEVEL}) is not supported by your NDK/toolchain." )
message( SEND_ERROR "Specified Android native API level 'android-${ANDROID_NATIVE_API_LEVEL}' is not supported by your NDK/toolchain." )
else()
if( BUILD_WITH_ANDROID_NDK )
__DETECT_NATIVE_API_LEVEL( __realApiLevel "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}/usr/include/android/api-level.h" )
@ -893,7 +978,11 @@ if( BUILD_WITH_STANDALONE_TOOLCHAIN )
set( ANDROID_SYSROOT "${ANDROID_STANDALONE_TOOLCHAIN}/sysroot" )
if( NOT ANDROID_STL STREQUAL "none" )
set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_STANDALONE_TOOLCHAIN}/include/c++/${ANDROID_COMPILER_VERSION}" )
if( NOT EXISTS "${ANDROID_STL_INCLUDE_DIRS}" )
# old location ( pre r8c )
set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}" )
endif()
if( ARMEABI_V7A AND EXISTS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}/bits" )
list( APPEND ANDROID_STL_INCLUDE_DIRS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}" )
elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/thumb/bits" )
@ -944,11 +1033,11 @@ if( "${ANDROID_TOOLCHAIN_NAME}" STREQUAL "standalone-clang" )
elseif( "${ANDROID_TOOLCHAIN_NAME}" MATCHES "-clang3[.][0-9]?$" )
string( REGEX MATCH "3[.][0-9]$" ANDROID_CLANG_VERSION "${ANDROID_TOOLCHAIN_NAME}")
string( REGEX REPLACE "-clang${ANDROID_CLANG_VERSION}$" "-4.6" ANDROID_GCC_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" )
if( NOT EXISTS "${ANDROID_NDK}/toolchains/llvm-${ANDROID_CLANG_VERSION}/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}/bin/clang${TOOL_OS_SUFFIX}" )
message( FATAL_ERROR "Could not find the " )
if( NOT EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/llvm-${ANDROID_CLANG_VERSION}${ANDROID_NDK_TOOLCHAINS_SUBPATH}/bin/clang${TOOL_OS_SUFFIX}" )
message( FATAL_ERROR "Could not find the Clang compiler driver" )
endif()
set( ANDROID_COMPILER_IS_CLANG 1 )
set( ANDROID_CLANG_TOOLCHAIN_ROOT "${ANDROID_NDK}/toolchains/llvm-${ANDROID_CLANG_VERSION}/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" )
set( ANDROID_CLANG_TOOLCHAIN_ROOT "${ANDROID_NDK_TOOLCHAINS_PATH}/llvm-${ANDROID_CLANG_VERSION}${ANDROID_NDK_TOOLCHAINS_SUBPATH}" )
else()
set( ANDROID_GCC_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" )
unset( ANDROID_COMPILER_IS_CLANG CACHE )
@ -962,7 +1051,7 @@ endif()
# setup paths and STL for NDK
if( BUILD_WITH_ANDROID_NDK )
set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_NDK}/toolchains/${ANDROID_GCC_TOOLCHAIN_NAME}/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" )
set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}${ANDROID_NDK_TOOLCHAINS_SUBPATH}" )
set( ANDROID_SYSROOT "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}" )
if( ANDROID_STL STREQUAL "none" )
@ -1021,11 +1110,11 @@ if( BUILD_WITH_ANDROID_NDK )
endif()
# find libsupc++.a - rtti & exceptions
if( ANDROID_STL STREQUAL "system_re" OR ANDROID_STL MATCHES "gnustl" )
if( ANDROID_NDK_RELEASE STRGREATER "r8" ) # r8b
set( __libsupcxx "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a" )
elseif( NOT ANDROID_NDK_RELEASE STRLESS "r7" AND ANDROID_NDK_RELEASE STRLESS "r8b")
set( __libsupcxx "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a" )
else( ANDROID_NDK_RELEASE STRLESS "r7" )
set( __libsupcxx "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a" ) # r8b or newer
if( NOT EXISTS "${__libsupcxx}" )
set( __libsupcxx "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a" ) # r7-r8
endif()
if( NOT EXISTS "${__libsupcxx}" ) # before r7
if( ARMEABI_V7A )
if( ANDROID_FORCE_ARM_BUILD )
set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libsupc++.a" )
@ -1075,7 +1164,7 @@ unset( _ndk_ccache )
# setup the cross-compiler
if( NOT CMAKE_C_COMPILER )
if( NDK_CCACHE )
if( NDK_CCACHE AND NOT ANDROID_SYSROOT MATCHES "[ ;\"]" )
set( CMAKE_C_COMPILER "${NDK_CCACHE}" CACHE PATH "ccache as C compiler" )
set( CMAKE_CXX_COMPILER "${NDK_CCACHE}" CACHE PATH "ccache as C++ compiler" )
if( ANDROID_COMPILER_IS_CLANG )
@ -1147,11 +1236,25 @@ set( CMAKE_ASM_SOURCE_FILE_EXTENSIONS s S asm )
remove_definitions( -DANDROID )
add_definitions( -DANDROID )
if(ANDROID_SYSROOT MATCHES "[ ;\"]")
if( ANDROID_SYSROOT MATCHES "[ ;\"]" )
if( CMAKE_HOST_WIN32 )
# try to convert path to 8.3 form
file( WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/cvt83.cmd" "@echo %~s1" )
execute_process( COMMAND "$ENV{ComSpec}" /c "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/cvt83.cmd" "${ANDROID_SYSROOT}"
OUTPUT_VARIABLE __path OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE __result ERROR_QUIET )
if( __result EQUAL 0 )
file( TO_CMAKE_PATH "${__path}" ANDROID_SYSROOT )
set( ANDROID_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT}" )
else()
set( ANDROID_CXX_FLAGS "--sysroot=\"${ANDROID_SYSROOT}\"" )
endif()
else()
set( ANDROID_CXX_FLAGS "'--sysroot=${ANDROID_SYSROOT}'" )
endif()
if( NOT _CMAKE_IN_TRY_COMPILE )
# quotes will break try_compile and compiler identification
message(WARNING "Your Android system root has non-alphanumeric symbols. It can break compiler features detection and the whole build.")
# quotes can break try_compile and compiler identification
message(WARNING "Path to your Android NDK (or toolchain) has non-alphanumeric symbols.\nThe build might be broken.\n")
endif()
else()
set( ANDROID_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT}" )
@ -1159,38 +1262,52 @@ endif()
# NDK flags
if( ARMEABI OR ARMEABI_V7A )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fpic -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__" )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fpic -funwind-tables" )
if( NOT ANDROID_FORCE_ARM_BUILD AND NOT ARMEABI_V6 )
# It is recommended to use the -mthumb compiler flag to force the generation
# of 16-bit Thumb-1 instructions (the default being 32-bit ARM ones).
set( ANDROID_CXX_FLAGS_RELEASE "-mthumb" )
set( ANDROID_CXX_FLAGS_DEBUG "-marm -finline-limit=64" )
set( ANDROID_CXX_FLAGS_RELEASE "-mthumb -fomit-frame-pointer -fno-strict-aliasing" )
set( ANDROID_CXX_FLAGS_DEBUG "-marm -fno-omit-frame-pointer -fno-strict-aliasing" )
if( NOT ANDROID_COMPILER_IS_CLANG )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -finline-limit=64" )
endif()
else()
# always compile ARMEABI_V6 in arm mode; otherwise there is no difference from ARMEABI
# O3 instead of O2/Os in release mode - like cmake sets for desktop gcc
set( ANDROID_CXX_FLAGS_RELEASE "-marm" )
set( ANDROID_CXX_FLAGS_DEBUG "-marm -finline-limit=300" )
set( ANDROID_CXX_FLAGS_RELEASE "-marm -fomit-frame-pointer -fstrict-aliasing" )
set( ANDROID_CXX_FLAGS_DEBUG "-marm -fno-omit-frame-pointer -fno-strict-aliasing" )
if( NOT ANDROID_COMPILER_IS_CLANG )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funswitch-loops -finline-limit=300" )
endif()
endif()
elseif( X86 )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" )
set( ANDROID_CXX_FLAGS_RELEASE "" )
set( ANDROID_CXX_FLAGS_DEBUG "-finline-limit=300" )
if( NOT ANDROID_COMPILER_IS_CLANG )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funswitch-loops -finline-limit=300" )
else()
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fPIC" )
endif()
set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer -fstrict-aliasing" )
set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer -fno-strict-aliasing" )
elseif( MIPS )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fpic -funwind-tables -fmessage-length=0 -fno-inline-functions-called-once -frename-registers" )
set( ANDROID_CXX_FLAGS_RELEASE "-finline-limit=300 -fno-strict-aliasing" )
set( ANDROID_CXX_FLAGS_DEBUG "-finline-functions -fgcse-after-reload -frerun-cse-after-loop" )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fpic -fno-strict-aliasing -finline-functions -ffunction-sections -funwind-tables -fmessage-length=0" )
set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer" )
set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer" )
if( NOT ANDROID_COMPILER_IS_CLANG )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fno-inline-functions-called-once -fgcse-after-reload -frerun-cse-after-loop -frename-registers" )
set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} -funswitch-loops -finline-limit=300" )
endif()
elseif()
set( ANDROID_CXX_FLAGS_RELEASE "" )
set( ANDROID_CXX_FLAGS_DEBUG "" )
endif()
if( NOT X86 )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fsigned-char" ) # good/necessary when porting desktop libraries
if( NOT X86 AND NOT ANDROID_COMPILER_IS_CLANG )
set( ANDROID_CXX_FLAGS "-Wno-psabi ${ANDROID_CXX_FLAGS}" )
endif()
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fsigned-char" ) # good/necessary when porting desktop libraries
set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} -fomit-frame-pointer" )
set( ANDROID_CXX_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG} -fno-strict-aliasing -fno-omit-frame-pointer" )
if( NOT ANDROID_COMPILER_VERSION VERSION_LESS "4.6" )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -no-canonical-prefixes" ) # see https://android-review.googlesource.com/#/c/47564/
endif()
# ABI-specific flags
if( ARMEABI_V7A )
@ -1208,22 +1325,18 @@ elseif( ARMEABI )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv5te -mtune=xscale -msoft-float" )
endif()
# STL
if( EXISTS "${__libstl}" OR EXISTS "${__libsupcxx}" )
if( ANDROID_STL MATCHES "gnustl" )
if( ANDROID_STL MATCHES "gnustl" AND (EXISTS "${__libstl}" OR EXISTS "${__libsupcxx}") )
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" )
set( CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_C_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" )
else()
else()
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" )
set( CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" )
endif()
if ( X86 AND ANDROID_STL MATCHES "gnustl" AND ANDROID_NDK_RELEASE STREQUAL "r6" )
# workaround "undefined reference to `__dso_handle'" problem
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" )
endif()
endif()
# STL
if( EXISTS "${__libstl}" OR EXISTS "${__libsupcxx}" )
if( EXISTS "${__libstl}" )
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${__libstl}\"" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${__libstl}\"" )
@ -1242,9 +1355,12 @@ if( EXISTS "${__libstl}" OR EXISTS "${__libsupcxx}" )
set( CMAKE_C_LINK_EXECUTABLE "${CMAKE_C_LINK_EXECUTABLE} \"${__libsupcxx}\"" )
endif()
if( ANDROID_STL MATCHES "gnustl" )
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} -lm" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} -lm" )
set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} -lm" )
if( NOT EXISTS "${ANDROID_LIBM_PATH}" )
set( ANDROID_LIBM_PATH -lm )
endif()
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} ${ANDROID_LIBM_PATH}" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} ${ANDROID_LIBM_PATH}" )
set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} ${ANDROID_LIBM_PATH}" )
endif()
endif()
@ -1280,7 +1396,14 @@ if( ARMEABI_V7A )
endif()
if( ANDROID_NO_UNDEFINED )
if( MIPS )
# there is some sysroot-related problem in mips linker...
if( NOT ANDROID_SYSROOT MATCHES "[ ;\"]" )
set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--no-undefined -Wl,-rpath-link,${ANDROID_SYSROOT}/usr/lib" )
endif()
else()
set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--no-undefined" )
endif()
endif()
if( ANDROID_SO_UNDEFINED )
@ -1327,9 +1450,6 @@ if( ANDROID_COMPILER_IS_CLANG )
set( ANDROID_CXX_FLAGS "-target ${ANDROID_LLVM_TRIPLE} ${ANDROID_CXX_FLAGS}" )
endif()
if( BUILD_WITH_ANDROID_NDK )
if(ANDROID_ARCH_NAME STREQUAL "arm" )
set( ANDROID_CXX_FLAGS "-isystem ${ANDROID_CLANG_TOOLCHAIN_ROOT}/lib/clang/${ANDROID_CLANG_VERSION}/include ${ANDROID_CXX_FLAGS}" )
endif()
set( ANDROID_CXX_FLAGS "-gcc-toolchain ${ANDROID_TOOLCHAIN_ROOT} ${ANDROID_CXX_FLAGS}" )
endif()
endif()
@ -1345,6 +1465,12 @@ set( CMAKE_SHARED_LINKER_FLAGS "" CACHE STRING "shared li
set( CMAKE_MODULE_LINKER_FLAGS "" CACHE STRING "module linker flags" )
set( CMAKE_EXE_LINKER_FLAGS "-Wl,-z,nocopyreloc" CACHE STRING "executable linker flags" )
# put flags to cache (for debug purpose only)
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS}" CACHE INTERNAL "Android specific c/c++ flags" )
set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE}" CACHE INTERNAL "Android specific c/c++ Release flags" )
set( ANDROID_CXX_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG}" CACHE INTERNAL "Android specific c/c++ Debug flags" )
set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS}" CACHE INTERNAL "Android specific c/c++ linker flags" )
# finish flags
set( CMAKE_CXX_FLAGS "${ANDROID_CXX_FLAGS} ${CMAKE_CXX_FLAGS}" )
set( CMAKE_C_FLAGS "${ANDROID_CXX_FLAGS} ${CMAKE_C_FLAGS}" )
@ -1357,9 +1483,9 @@ set( CMAKE_MODULE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FL
set( CMAKE_EXE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}" )
if( MIPS AND BUILD_WITH_ANDROID_NDK AND ANDROID_NDK_RELEASE STREQUAL "r8" )
set( CMAKE_SHARED_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK}/toolchains/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.xsc ${CMAKE_SHARED_LINKER_FLAGS}" )
set( CMAKE_MODULE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK}/toolchains/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.xsc ${CMAKE_MODULE_LINKER_FLAGS}" )
set( CMAKE_EXE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK}/toolchains/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.x ${CMAKE_EXE_LINKER_FLAGS}" )
set( CMAKE_SHARED_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.xsc ${CMAKE_SHARED_LINKER_FLAGS}" )
set( CMAKE_MODULE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.xsc ${CMAKE_MODULE_LINKER_FLAGS}" )
set( CMAKE_EXE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.x ${CMAKE_EXE_LINKER_FLAGS}" )
endif()
# configure rtti
@ -1386,6 +1512,43 @@ endif()
include_directories( SYSTEM "${ANDROID_SYSROOT}/usr/include" ${ANDROID_STL_INCLUDE_DIRS} )
link_directories( "${CMAKE_INSTALL_PREFIX}/libs/${ANDROID_NDK_ABI_NAME}" )
# detect if need link crtbegin_so.o explicitly
if( NOT DEFINED ANDROID_EXPLICIT_CRT_LINK )
set( __cmd "${CMAKE_CXX_CREATE_SHARED_LIBRARY}" )
string( REPLACE "<CMAKE_CXX_COMPILER>" "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}" __cmd "${__cmd}" )
string( REPLACE "<CMAKE_C_COMPILER>" "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}" __cmd "${__cmd}" )
string( REPLACE "<CMAKE_SHARED_LIBRARY_CXX_FLAGS>" "${CMAKE_CXX_FLAGS}" __cmd "${__cmd}" )
string( REPLACE "<LANGUAGE_COMPILE_FLAGS>" "" __cmd "${__cmd}" )
string( REPLACE "<LINK_FLAGS>" "${CMAKE_SHARED_LINKER_FLAGS}" __cmd "${__cmd}" )
string( REPLACE "<CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS>" "-shared" __cmd "${__cmd}" )
string( REPLACE "<CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG>" "" __cmd "${__cmd}" )
string( REPLACE "<TARGET_SONAME>" "" __cmd "${__cmd}" )
string( REPLACE "<TARGET>" "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/toolchain_crtlink_test.so" __cmd "${__cmd}" )
string( REPLACE "<OBJECTS>" "\"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" __cmd "${__cmd}" )
string( REPLACE "<LINK_LIBRARIES>" "" __cmd "${__cmd}" )
separate_arguments( __cmd )
foreach( __var ANDROID_NDK ANDROID_NDK_TOOLCHAINS_PATH ANDROID_STANDALONE_TOOLCHAIN )
if( ${__var} )
set( __tmp "${${__var}}" )
separate_arguments( __tmp )
string( REPLACE "${__tmp}" "${${__var}}" __cmd "${__cmd}")
endif()
endforeach()
string( REPLACE "'" "" __cmd "${__cmd}" )
string( REPLACE "\"" "" __cmd "${__cmd}" )
execute_process( COMMAND ${__cmd} RESULT_VARIABLE __cmd_result OUTPUT_QUIET ERROR_QUIET )
if( __cmd_result EQUAL 0 )
set( ANDROID_EXPLICIT_CRT_LINK ON )
else()
set( ANDROID_EXPLICIT_CRT_LINK OFF )
endif()
endif()
if( ANDROID_EXPLICIT_CRT_LINK )
set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" )
set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" )
endif()
# setup output directories
set( LIBRARY_OUTPUT_PATH_ROOT ${CMAKE_SOURCE_DIR} CACHE PATH "root for library output, set this to change where android libs are installed to" )
set( CMAKE_INSTALL_PREFIX "${ANDROID_TOOLCHAIN_ROOT}/user" CACHE STRING "path for installing" )
@ -1475,7 +1638,9 @@ endmacro()
if( NOT PROJECT_NAME STREQUAL "CMAKE_TRY_COMPILE" )
set( __toolchain_config "")
foreach( __var NDK_CCACHE LIBRARY_OUTPUT_PATH_ROOT ANDROID_FORBID_SYGWIN ANDROID_SET_OBSOLETE_VARIABLES
ANDROID_NDK_HOST_X64
ANDROID_NDK
ANDROID_NDK_LAYOUT
ANDROID_STANDALONE_TOOLCHAIN
ANDROID_TOOLCHAIN_NAME
ANDROID_ABI
@ -1489,6 +1654,8 @@ if( NOT PROJECT_NAME STREQUAL "CMAKE_TRY_COMPILE" )
ANDROID_GOLD_LINKER
ANDROID_NOEXECSTACK
ANDROID_RELRO
ANDROID_LIBM_PATH
ANDROID_EXPLICIT_CRT_LINK
)
if( DEFINED ${__var} )
if( "${__var}" MATCHES " ")
@ -1531,6 +1698,8 @@ endif()
# ANDROID_NDK
# ANDROID_STANDALONE_TOOLCHAIN
# ANDROID_TOOLCHAIN_NAME : the NDK name of compiler toolchain
# ANDROID_NDK_HOST_X64 : try to use x86_64 toolchain (default for x64 host systems)
# ANDROID_NDK_LAYOUT : the inner NDK structure (RELEASE, LINARO, ANDROID)
# LIBRARY_OUTPUT_PATH_ROOT : <any valid path>
# NDK_CCACHE : <path to your ccache executable>
# Obsolete:
@ -1553,7 +1722,7 @@ endif()
# BUILD_ANDROID : always TRUE
# BUILD_WITH_ANDROID_NDK : TRUE if NDK is used
# BUILD_WITH_STANDALONE_TOOLCHAIN : TRUE if standalone toolchain is used
# ANDROID_NDK_HOST_SYSTEM_NAME : "windows", "linux-x86", "linux-x86_64" or "darwin-x86" depending on host platform
# ANDROID_NDK_HOST_SYSTEM_NAME : "windows", "linux-x86" or "darwin-x86" depending on host platform
# ANDROID_NDK_ABI_NAME : "armeabi", "armeabi-v7a", "x86" or "mips" depending on ANDROID_ABI
# ANDROID_NDK_RELEASE : one of r5, r5b, r5c, r6, r6b, r7, r7b, r7c, r8, r8b, r8c, r8d, r8e; set only for NDK
# ANDROID_ARCH_NAME : "arm" or "x86" or "mips" depending on ANDROID_ABI
@ -1576,6 +1745,7 @@ endif()
# ANDROID_EXCEPTIONS : if exceptions are enabled by the runtime
# ANDROID_GCC_TOOLCHAIN_NAME : read-only, differs from ANDROID_TOOLCHAIN_NAME only if clang is used
# ANDROID_CLANG_VERSION : version of clang compiler if clang is used
# ANDROID_LIBM_PATH : path to libm.so (set to something like $(TOP)/out/target/product/<product_name>/obj/lib/libm.so) to workaround unresolved `sincos`
#
# Defaults:
# ANDROID_DEFAULT_NDK_API_LEVEL