diff options
| author | Allen Winter <allen.winter@kdab.com> | 2022-10-24 16:32:51 -0400 |
|---|---|---|
| committer | Allen Winter <allen.winter@kdab.com> | 2022-10-24 16:32:51 -0400 |
| commit | fbb64fb96c413ea063b77dcecd3f4c95f2a57883 (patch) | |
| tree | 6afe2e48e89a90638cef6309b74f485e8f293960 | |
| parent | d59d183c62df82d4e8db709720478214b9c28805 (diff) | |
| download | libical-git-fbb64fb96c413ea063b77dcecd3f4c95f2a57883.tar.gz | |
Add info about building on Android
remove the ancient Android toolchain file
| -rw-r--r-- | Install.txt | 15 | ||||
| -rw-r--r-- | ReleaseNotes.txt | 1 | ||||
| -rw-r--r-- | cmake/Toolchain-android.cmake | 1688 |
3 files changed, 16 insertions, 1688 deletions
diff --git a/Install.txt b/Install.txt index a75fbf95..56cd64ea 100644 --- a/Install.txt +++ b/Install.txt @@ -87,6 +87,21 @@ Homebrew: catalog files can be found so the gtk entities are located, like so: export XML_CATALOG_FILES=/usr/local/etc/xml/catalog +== Building for Android == + +% mkdir build +% cd build +$ export ANDROID_NDK=/path/to/android-ndk +% cmake -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake \ + -DCMAKE_INSTALL_PREFIX=/install/path .. \ + -DANDROID_ABI=[x86,x86_64,armeabi-v7a,arm64-v8a,...] + #see https://developer.android.com/ndk/guides/cmake for more options +% make +% make install + +For more information about building CMake projects on Android see +https://developer.android.com/ndk/guides/cmake + == Optional Dependencies == * libicu "International Components for Unicode" development libraries. Highly recommended for RSCALE support. diff --git a/ReleaseNotes.txt b/ReleaseNotes.txt index f7560cff..84354911 100644 --- a/ReleaseNotes.txt +++ b/ReleaseNotes.txt @@ -3,6 +3,7 @@ Release Highlights Version 3.0.17 (UNRELEASED): ---------------------------- + * Improved Android support Version 3.0.16 (17 October 2022): --------------------------------- diff --git a/cmake/Toolchain-android.cmake b/cmake/Toolchain-android.cmake deleted file mode 100644 index 08c46389..00000000 --- a/cmake/Toolchain-android.cmake +++ /dev/null @@ -1,1688 +0,0 @@ -# Copyright (c) 2010-2011, Ethan Rublee -# Copyright (c) 2011-2014, Andrey Kamaev -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# -# 1. Redistributions of source code must retain the above copyright notice, -# this list of conditions and the following disclaimer. -# -# 2. Redistributions in binary form must reproduce the above copyright notice, -# this list of conditions and the following disclaimer in the documentation -# and/or other materials provided with the distribution. -# -# 3. Neither the name of the copyright holder nor the names of its -# contributors may be used to endorse or promote products derived from this -# software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE -# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. - -# ------------------------------------------------------------------------------ -# Android CMake toolchain file, for use with the Android NDK r5-r10d -# Requires cmake 2.6.3 or newer (2.8.9 or newer is recommended). -# See home page: https://github.com/taka-no-me/android-cmake -# -# Usage Linux: -# $ export ANDROID_NDK=/absolute/path/to/the/android-ndk -# $ mkdir build && cd build -# $ cmake -DCMAKE_TOOLCHAIN_FILE=path/to/the/android.toolchain.cmake .. -# $ make -j8 -# -# Usage Windows: -# You need native port of make to build your project. -# Android NDK r7 (and newer) already has make.exe on board. -# For older NDK you have to install it separately. -# For example, this one: http://gnuwin32.sourceforge.net/packages/make.htm -# -# $ SET ANDROID_NDK=C:\absolute\path\to\the\android-ndk -# $ mkdir build && cd build -# $ cmake.exe -G"MinGW Makefiles" -# -DCMAKE_TOOLCHAIN_FILE=path\to\the\android.toolchain.cmake -# -DCMAKE_MAKE_PROGRAM="%ANDROID_NDK%\prebuilt\windows\bin\make.exe" .. -# $ cmake.exe --build . -# -# -# Options (can be set as cmake parameters: -D<option_name>=<value>): -# ANDROID_NDK=/opt/android-ndk - path to the NDK root. -# Can be set as environment variable. Can be set only at first cmake run. -# -# ANDROID_ABI=armeabi-v7a - specifies the target Application Binary -# Interface (ABI). This option nearly matches to the APP_ABI variable -# used by ndk-build tool from Android NDK. -# -# Possible targets are: -# "armeabi" - ARMv5TE based CPU with software floating point operations -# "armeabi-v7a" - ARMv7 based devices with hardware FPU instructions -# this ABI target is used by default -# "armeabi-v7a with NEON" - same as armeabi-v7a, but -# sets NEON as floating-point unit -# "armeabi-v7a with VFPV3" - same as armeabi-v7a, but -# sets VFPV3 as floating-point unit (has 32 registers instead of 16) -# "armeabi-v6 with VFP" - tuned for ARMv6 processors having VFP -# "x86" - IA-32 instruction set -# "mips" - MIPS32 instruction set -# -# 64-bit ABIs for NDK r10 and newer: -# "arm64-v8a" - ARMv8 AArch64 instruction set -# "x86_64" - Intel64 instruction set (r1) -# "mips64" - MIPS64 instruction set (r6) -# -# ANDROID_NATIVE_API_LEVEL=android-8 - level of Android API compile for. -# Option is read-only when standalone toolchain is used. -# Note: building for "android-L" requires explicit configuration. -# -# ANDROID_TOOLCHAIN_NAME=arm-linux-androideabi-4.9 - the name of compiler -# toolchain to be used. The list of possible values depends on the NDK -# version. For NDK r10c the possible values are: -# -# * aarch64-linux-android-4.9 -# * aarch64-linux-android-clang3.4 -# * aarch64-linux-android-clang3.5 -# * arm-linux-androideabi-4.6 -# * arm-linux-androideabi-4.8 -# * arm-linux-androideabi-4.9 (default) -# * arm-linux-androideabi-clang3.4 -# * arm-linux-androideabi-clang3.5 -# * mips64el-linux-android-4.9 -# * mips64el-linux-android-clang3.4 -# * mips64el-linux-android-clang3.5 -# * mipsel-linux-android-4.6 -# * mipsel-linux-android-4.8 -# * mipsel-linux-android-4.9 -# * mipsel-linux-android-clang3.4 -# * mipsel-linux-android-clang3.5 -# * x86-4.6 -# * x86-4.8 -# * x86-4.9 -# * x86-clang3.4 -# * x86-clang3.5 -# * x86_64-4.9 -# * x86_64-clang3.4 -# * x86_64-clang3.5 -# -# ANDROID_FORCE_ARM_BUILD=OFF - set ON to generate 32-bit ARM instructions -# instead of Thumb. Is not available for "armeabi-v6 with VFP" -# (is forced to be ON) ABI. -# -# ANDROID_NO_UNDEFINED=ON - set ON to show all undefined symbols as linker -# errors even if they are not used. -# -# ANDROID_SO_UNDEFINED=OFF - set ON to allow undefined symbols in shared -# libraries. Automatically turned for NDK r5x and r6x due to GLESv2 -# problems. -# -# ANDROID_STL=gnustl_static - specify the runtime to use. -# -# Possible values are: -# none -> Do not configure the runtime. -# system -> Use the default minimal system C++ runtime library. -# Implies -fno-rtti -fno-exceptions. -# Is not available for standalone toolchain. -# system_re -> Use the default minimal system C++ runtime library. -# Implies -frtti -fexceptions. -# Is not available for standalone toolchain. -# gabi++_static -> Use the GAbi++ runtime as a static library. -# Implies -frtti -fno-exceptions. -# Available for NDK r7 and newer. -# Is not available for standalone toolchain. -# gabi++_shared -> Use the GAbi++ runtime as a shared library. -# Implies -frtti -fno-exceptions. -# Available for NDK r7 and newer. -# Is not available for standalone toolchain. -# stlport_static -> Use the STLport runtime as a static library. -# Implies -fno-rtti -fno-exceptions for NDK before r7. -# Implies -frtti -fno-exceptions for NDK r7 and newer. -# Is not available for standalone toolchain. -# stlport_shared -> Use the STLport runtime as a shared library. -# Implies -fno-rtti -fno-exceptions for NDK before r7. -# Implies -frtti -fno-exceptions for NDK r7 and newer. -# Is not available for standalone toolchain. -# gnustl_static -> Use the GNU STL as a static library. -# Implies -frtti -fexceptions. -# gnustl_shared -> Use the GNU STL as a shared library. -# Implies -frtti -fno-exceptions. -# Available for NDK r7b and newer. -# Silently degrades to gnustl_static if not available. -# -# ANDROID_STL_FORCE_FEATURES=ON - turn rtti and exceptions support based on -# chosen runtime. If disabled, then the user is responsible for settings -# these options. -# -# What?: -# android-cmake toolchain searches for NDK/toolchain in the following order: -# ANDROID_NDK - cmake parameter -# ANDROID_NDK - environment variable -# ANDROID_STANDALONE_TOOLCHAIN - cmake parameter -# ANDROID_STANDALONE_TOOLCHAIN - environment variable -# ANDROID_NDK - default locations -# ANDROID_STANDALONE_TOOLCHAIN - default locations -# -# Make sure to do the following in your scripts: -# SET( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${my_cxx_flags}" ) -# SET( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${my_cxx_flags}" ) -# The flags will be prepopulated with critical flags, so don't loose them. -# Also be aware that toolchain also sets configuration-specific compiler -# flags and linker flags. -# -# ANDROID and BUILD_ANDROID will be set to true, you may test any of these -# variables to make necessary Android-specific configuration changes. -# -# Also ARMEABI or ARMEABI_V7A or X86 or MIPS or ARM64_V8A or X86_64 or MIPS64 -# will be set true, mutually exclusive. NEON option will be set true -# if VFP is set to NEON. -# -# ------------------------------------------------------------------------------ - -cmake_minimum_required( VERSION 2.6.3 ) - -if( DEFINED CMAKE_CROSSCOMPILING ) - # subsequent toolchain loading is not really needed - return() -endif() - -if( CMAKE_TOOLCHAIN_FILE ) - # touch toolchain variable to suppress "unused variable" warning -endif() - -# inherit settings in recursive loads -get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE ) -if( _CMAKE_IN_TRY_COMPILE ) - include( "${CMAKE_CURRENT_SOURCE_DIR}/../android.toolchain.config.cmake" OPTIONAL ) -endif() - -# this one is important -if( CMAKE_VERSION VERSION_GREATER "3.0.99" ) - set( CMAKE_SYSTEM_NAME Android ) -else() - set( CMAKE_SYSTEM_NAME Linux ) -endif() - -# this one not so much -set( CMAKE_SYSTEM_VERSION 1 ) - -# rpath makes low sense for Android -set( CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "" ) -set( CMAKE_SKIP_RPATH TRUE CACHE BOOL "If set, runtime paths are not added when using shared libraries." ) - -# NDK search paths -set( ANDROID_SUPPORTED_NDK_VERSIONS ${ANDROID_EXTRA_NDK_VERSIONS} -r10d -r10c -r10b -r10 -r9d -r9c -r9b -r9 -r8e -r8d -r8c -r8b -r8 -r7c -r7b -r7 -r6b -r6 -r5c -r5b -r5 "" ) -if( NOT DEFINED ANDROID_NDK_SEARCH_PATHS ) - if( CMAKE_HOST_WIN32 ) - file( TO_CMAKE_PATH "$ENV{PROGRAMFILES}" ANDROID_NDK_SEARCH_PATHS ) - set( ANDROID_NDK_SEARCH_PATHS "${ANDROID_NDK_SEARCH_PATHS}" "$ENV{SystemDrive}/NVPACK" ) - else() - file( TO_CMAKE_PATH "$ENV{HOME}" ANDROID_NDK_SEARCH_PATHS ) - set( ANDROID_NDK_SEARCH_PATHS /opt "${ANDROID_NDK_SEARCH_PATHS}/NVPACK" ) - endif() -endif() -if( NOT DEFINED ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH ) - set( ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH /opt/android-toolchain ) -endif() - -# known ABIs -set( ANDROID_SUPPORTED_ABIS_arm "armeabi-v7a;armeabi;armeabi-v7a with NEON;armeabi-v7a with VFPV3;armeabi-v6 with VFP" ) -set( ANDROID_SUPPORTED_ABIS_arm64 "arm64-v8a" ) -set( ANDROID_SUPPORTED_ABIS_x86 "x86" ) -set( ANDROID_SUPPORTED_ABIS_x86_64 "x86_64" ) -set( ANDROID_SUPPORTED_ABIS_mips "mips" ) -set( ANDROID_SUPPORTED_ABIS_mips64 "mips64" ) - -# API level defaults -set( ANDROID_DEFAULT_NDK_API_LEVEL 8 ) -set( ANDROID_DEFAULT_NDK_API_LEVEL_arm64 21 ) -set( ANDROID_DEFAULT_NDK_API_LEVEL_x86 9 ) -set( ANDROID_DEFAULT_NDK_API_LEVEL_x86_64 21 ) -set( ANDROID_DEFAULT_NDK_API_LEVEL_mips 9 ) -set( ANDROID_DEFAULT_NDK_API_LEVEL_mips64 21 ) - - -macro( __LIST_FILTER listvar regex ) - if( ${listvar} ) - foreach( __val ${${listvar}} ) - if( __val MATCHES "${regex}" ) - list( REMOVE_ITEM ${listvar} "${__val}" ) - endif() - endforeach() - endif() -endmacro() - -macro( __INIT_VARIABLE var_name ) - set( __test_path 0 ) - foreach( __var ${ARGN} ) - if( __var STREQUAL "PATH" ) - set( __test_path 1 ) - break() - endif() - endforeach() - - if( __test_path AND NOT EXISTS "${${var_name}}" ) - unset( ${var_name} CACHE ) - endif() - - if( " ${${var_name}}" STREQUAL " " ) - set( __values 0 ) - foreach( __var ${ARGN} ) - if( __var STREQUAL "VALUES" ) - set( __values 1 ) - elseif( NOT __var STREQUAL "PATH" ) - if( __var MATCHES "^ENV_.*$" ) - string( REPLACE "ENV_" "" __var "${__var}" ) - set( __value "$ENV{${__var}}" ) - elseif( DEFINED ${__var} ) - set( __value "${${__var}}" ) - elseif( __values ) - set( __value "${__var}" ) - else() - set( __value "" ) - endif() - - if( NOT " ${__value}" STREQUAL " " AND (NOT __test_path OR EXISTS "${__value}") ) - set( ${var_name} "${__value}" ) - break() - endif() - endif() - endforeach() - unset( __value ) - unset( __values ) - endif() - - if( __test_path ) - file( TO_CMAKE_PATH "${${var_name}}" ${var_name} ) - endif() - unset( __test_path ) -endmacro() - -macro( __DETECT_NATIVE_API_LEVEL _var _path ) - set( __ndkApiLevelRegex "^[\t ]*#define[\t ]+__ANDROID_API__[\t ]+([0-9]+)[\t ]*.*$" ) - file( STRINGS ${_path} __apiFileContent REGEX "${__ndkApiLevelRegex}" ) - if( NOT __apiFileContent ) - message( SEND_ERROR "Could not get Android native API level. Probably you have specified invalid level value, or your copy of NDK/toolchain is broken." ) - endif() - string( REGEX REPLACE "${__ndkApiLevelRegex}" "\\1" ${_var} "${__apiFileContent}" ) - unset( __apiFileContent ) - unset( __ndkApiLevelRegex ) -endmacro() - -macro( __DETECT_TOOLCHAIN_MACHINE_NAME _var _root ) - if( EXISTS "${_root}" ) - file( GLOB __gccExePath RELATIVE "${_root}/bin/" "${_root}/bin/*-gcc${TOOL_OS_SUFFIX}" ) - __LIST_FILTER( __gccExePath "^[.].*" ) - list( LENGTH __gccExePath __gccExePathsCount ) - if( NOT __gccExePathsCount EQUAL 1 AND NOT _CMAKE_IN_TRY_COMPILE ) - message( WARNING "Could not determine machine name for compiler from ${_root}" ) - set( ${_var} "" ) - else() - get_filename_component( __gccExeName "${__gccExePath}" NAME_WE ) - string( REPLACE "-gcc" "" ${_var} "${__gccExeName}" ) - endif() - unset( __gccExePath ) - unset( __gccExePathsCount ) - unset( __gccExeName ) - else() - set( ${_var} "" ) - endif() -endmacro() - - -# fight against cygwin -set( ANDROID_FORBID_SYGWIN TRUE CACHE BOOL "Prevent cmake from working under cygwin and using cygwin tools") -mark_as_advanced( ANDROID_FORBID_SYGWIN ) -if( ANDROID_FORBID_SYGWIN ) - if( CYGWIN ) - message( FATAL_ERROR "Android NDK and android-cmake toolchain are not welcome Cygwin. It is unlikely that this cmake toolchain will work under cygwin. But if you want to try then you can set cmake variable ANDROID_FORBID_SYGWIN to FALSE and rerun cmake." ) - endif() - - if( CMAKE_HOST_WIN32 ) - # remove cygwin from PATH - set( __new_path "$ENV{PATH}") - __LIST_FILTER( __new_path "cygwin" ) - set(ENV{PATH} "${__new_path}") - unset(__new_path) - endif() -endif() - - -# detect current host platform -if( NOT DEFINED ANDROID_NDK_HOST_X64 AND (CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "amd64|x86_64|AMD64" OR CMAKE_HOST_APPLE) ) - 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_64" ) - set( ANDROID_NDK_HOST_SYSTEM_NAME2 "darwin-x86" ) -elseif( CMAKE_HOST_WIN32 ) - 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_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 -if( NOT ANDROID_NDK AND NOT ANDROID_STANDALONE_TOOLCHAIN ) - __INIT_VARIABLE( ANDROID_NDK PATH ENV_ANDROID_NDK ) -endif() -if( NOT ANDROID_NDK ) - # see if we have path to Android standalone toolchain - __INIT_VARIABLE( ANDROID_STANDALONE_TOOLCHAIN PATH ENV_ANDROID_STANDALONE_TOOLCHAIN ) - - if( NOT ANDROID_STANDALONE_TOOLCHAIN ) - #try to find Android NDK in one of the default locations - set( __ndkSearchPaths ) - foreach( __ndkSearchPath ${ANDROID_NDK_SEARCH_PATHS} ) - foreach( suffix ${ANDROID_SUPPORTED_NDK_VERSIONS} ) - list( APPEND __ndkSearchPaths "${__ndkSearchPath}/android-ndk${suffix}" ) - endforeach() - endforeach() - __INIT_VARIABLE( ANDROID_NDK PATH VALUES ${__ndkSearchPaths} ) - unset( __ndkSearchPaths ) - - if( ANDROID_NDK ) - message( STATUS "Using default path for Android NDK: ${ANDROID_NDK}" ) - message( STATUS " If you prefer to use a different location, please define a cmake or environment variable: ANDROID_NDK" ) - else() - #try to find Android standalone toolchain in one of the default locations - __INIT_VARIABLE( ANDROID_STANDALONE_TOOLCHAIN PATH ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH ) - - if( ANDROID_STANDALONE_TOOLCHAIN ) - message( STATUS "Using default path for standalone toolchain ${ANDROID_STANDALONE_TOOLCHAIN}" ) - message( STATUS " If you prefer to use a different location, please define the variable: ANDROID_STANDALONE_TOOLCHAIN" ) - endif( ANDROID_STANDALONE_TOOLCHAIN ) - endif( ANDROID_NDK ) - endif( NOT ANDROID_STANDALONE_TOOLCHAIN ) -endif( NOT ANDROID_NDK ) - -# remember found paths -if( ANDROID_NDK ) - get_filename_component( ANDROID_NDK "${ANDROID_NDK}" ABSOLUTE ) - set( ANDROID_NDK "${ANDROID_NDK}" CACHE INTERNAL "Path of the Android NDK" FORCE ) - set( BUILD_WITH_ANDROID_NDK True ) - if( EXISTS "${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 "r1x" ) - set( ANDROID_NDK_RELEASE_FULL "unreleased" ) - endif() - string( REGEX REPLACE "r([0-9]+)([a-z]?)" "\\1*1000" ANDROID_NDK_RELEASE_NUM "${ANDROID_NDK_RELEASE}" ) - string( FIND " abcdefghijklmnopqastuvwxyz" "${CMAKE_MATCH_2}" __ndkReleaseLetterNum ) - math( EXPR ANDROID_NDK_RELEASE_NUM "${ANDROID_NDK_RELEASE_NUM}+${__ndkReleaseLetterNum}" ) -elseif( ANDROID_STANDALONE_TOOLCHAIN ) - get_filename_component( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" ABSOLUTE ) - # try to detect change - if( CMAKE_AR ) - string( LENGTH "${ANDROID_STANDALONE_TOOLCHAIN}" __length ) - string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidStandaloneToolchainPreviousPath ) - if( NOT __androidStandaloneToolchainPreviousPath STREQUAL ANDROID_STANDALONE_TOOLCHAIN ) - message( FATAL_ERROR "It is not possible to change path to the Android standalone toolchain on subsequent run." ) - endif() - unset( __androidStandaloneToolchainPreviousPath ) - unset( __length ) - endif() - set( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" CACHE INTERNAL "Path of the Android standalone toolchain" FORCE ) - set( BUILD_WITH_STANDALONE_TOOLCHAIN True ) -else() - list(GET ANDROID_NDK_SEARCH_PATHS 0 ANDROID_NDK_SEARCH_PATH) - message( FATAL_ERROR "Could not find neither Android NDK nor Android standalone toolchain. - You should either set an environment variable: - export ANDROID_NDK=~/my-android-ndk - or - export ANDROID_STANDALONE_TOOLCHAIN=~/my-android-toolchain - or put the toolchain or NDK in the default path: - sudo ln -s ~/my-android-ndk ${ANDROID_NDK_SEARCH_PATH}/android-ndk - 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" ) - set( ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) - set( __availableToolchains "standalone" ) - __DETECT_TOOLCHAIN_MACHINE_NAME( __availableToolchainMachines "${ANDROID_STANDALONE_TOOLCHAIN}" ) - if( NOT __availableToolchainMachines ) - message( FATAL_ERROR "Could not determine machine name of your toolchain. Probably your Android standalone toolchain is broken." ) - endif() - if( __availableToolchainMachines MATCHES x86_64 ) - set( __availableToolchainArchs "x86_64" ) - elseif( __availableToolchainMachines MATCHES i686 ) - set( __availableToolchainArchs "x86" ) - elseif( __availableToolchainMachines MATCHES aarch64 ) - set( __availableToolchainArchs "arm64" ) - elseif( __availableToolchainMachines MATCHES arm ) - set( __availableToolchainArchs "arm" ) - elseif( __availableToolchainMachines MATCHES mips64el ) - set( __availableToolchainArchs "mips64" ) - elseif( __availableToolchainMachines MATCHES mipsel ) - set( __availableToolchainArchs "mips" ) - endif() - execute_process( COMMAND "${ANDROID_STANDALONE_TOOLCHAIN}/bin/${__availableToolchainMachines}-gcc${TOOL_OS_SUFFIX}" -dumpversion - OUTPUT_VARIABLE __availableToolchainCompilerVersions OUTPUT_STRIP_TRAILING_WHITESPACE ) - string( REGEX MATCH "[0-9]+[.][0-9]+([.][0-9]+)?" __availableToolchainCompilerVersions "${__availableToolchainCompilerVersions}" ) - if( EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/bin/clang${TOOL_OS_SUFFIX}" ) - list( APPEND __availableToolchains "standalone-clang" ) - list( APPEND __availableToolchainMachines ${__availableToolchainMachines} ) - list( APPEND __availableToolchainArchs ${__availableToolchainArchs} ) - list( APPEND __availableToolchainCompilerVersions ${__availableToolchainCompilerVersions} ) - endif() -endif() - -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}${__toolchain_subpath}" ) - SET( __toolchainVersionRegex "^TOOLCHAIN_VERSION[\t ]+:=[\t ]+(.*)$" ) - FILE( STRINGS "${ANDROID_NDK_TOOLCHAINS_PATH}/${__toolchain}/setup.mk" __toolchainVersionStr REGEX "${__toolchainVersionRegex}" ) - if( __toolchainVersionStr ) - string( REGEX REPLACE "${__toolchainVersionRegex}" "\\1" __toolchainVersionStr "${__toolchainVersionStr}" ) - string( REGEX REPLACE "-clang3[.][0-9]$" "-${__toolchainVersionStr}" __gcc_toolchain "${__toolchain}" ) - else() - string( REGEX REPLACE "-clang3[.][0-9]$" "-4.6" __gcc_toolchain "${__toolchain}" ) - endif() - unset( __toolchainVersionStr ) - unset( __toolchainVersionRegex ) - else() - set( __gcc_toolchain "${__toolchain}" ) - endif() - __DETECT_TOOLCHAIN_MACHINE_NAME( __machine "${ANDROID_NDK_TOOLCHAINS_PATH}/${__gcc_toolchain}${__toolchain_subpath}" ) - if( __machine ) - string( REGEX MATCH "[0-9]+[.][0-9]+([.][0-9x]+)?$" __version "${__gcc_toolchain}" ) - if( __machine MATCHES x86_64 ) - set( __arch "x86_64" ) - elseif( __machine MATCHES i686 ) - set( __arch "x86" ) - elseif( __machine MATCHES aarch64 ) - set( __arch "arm64" ) - elseif( __machine MATCHES arm ) - set( __arch "arm" ) - elseif( __machine MATCHES mips64el ) - set( __arch "mips64" ) - elseif( __machine MATCHES mipsel ) - set( __arch "mips" ) - else() - set( __arch "" ) - endif() - #message("machine: !${__machine}!\narch: !${__arch}!\nversion: !${__version}!\ntoolchain: !${__toolchain}!\n") - if (__arch) - list( APPEND __availableToolchainMachines "${__machine}" ) - list( APPEND __availableToolchainArchs "${__arch}" ) - list( APPEND __availableToolchainCompilerVersions "${__version}" ) - list( APPEND ${__availableToolchainsVar} "${__toolchain}" ) - endif() - endif() - unset( __gcc_toolchain ) - endforeach() -endmacro() - -# get all the details about NDK -if( BUILD_WITH_ANDROID_NDK ) - file( GLOB ANDROID_SUPPORTED_NATIVE_API_LEVELS RELATIVE "${ANDROID_NDK}/platforms" "${ANDROID_NDK}/platforms/android-*" ) - string( REPLACE "android-" "" ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_SUPPORTED_NATIVE_API_LEVELS}" ) - set( __availableToolchains "" ) - set( __availableToolchainMachines "" ) - set( __availableToolchainArchs "" ) - set( __availableToolchainCompilerVersions "" ) - if( ANDROID_TOOLCHAIN_NAME AND EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_TOOLCHAIN_NAME}/" ) - # do not go through all toolchains if we know the name - set( __availableToolchainsLst "${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 ${ANDROID_NDK_TOOLCHAINS_SUBPATH2} ) - endif() - endif() - endif() - if( NOT __availableToolchains ) - file( GLOB __availableToolchainsLst RELATIVE "${ANDROID_NDK_TOOLCHAINS_PATH}" "${ANDROID_NDK_TOOLCHAINS_PATH}/*" ) - if( __availableToolchains ) - list(SORT __availableToolchainsLst) # we need clang to go after gcc - endif() - __LIST_FILTER( __availableToolchainsLst "^[.]" ) - __LIST_FILTER( __availableToolchainsLst "llvm" ) - __LIST_FILTER( __availableToolchainsLst "renderscript" ) - __GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${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 ) - message( FATAL_ERROR "Could not find any working toolchain in the NDK. Probably your Android NDK is broken." ) - endif() -endif() - -# build list of available ABIs -set( ANDROID_SUPPORTED_ABIS "" ) -set( __uniqToolchainArchNames ${__availableToolchainArchs} ) -list( REMOVE_DUPLICATES __uniqToolchainArchNames ) -list( SORT __uniqToolchainArchNames ) -foreach( __arch ${__uniqToolchainArchNames} ) - 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." ) -endif() - -# choose target ABI -__INIT_VARIABLE( ANDROID_ABI VALUES ${ANDROID_SUPPORTED_ABIS} ) -# verify that target ABI is supported -list( FIND ANDROID_SUPPORTED_ABIS "${ANDROID_ABI}" __androidAbiIdx ) -if( __androidAbiIdx EQUAL -1 ) - string( REPLACE ";" "\", \"" PRINTABLE_ANDROID_SUPPORTED_ABIS "${ANDROID_SUPPORTED_ABIS}" ) - message( FATAL_ERROR "Specified ANDROID_ABI = \"${ANDROID_ABI}\" is not supported by this cmake toolchain or your NDK/toolchain. - Supported values are: \"${PRINTABLE_ANDROID_SUPPORTED_ABIS}\" - " ) -endif() -unset( __androidAbiIdx ) - -# set target ABI options -if( ANDROID_ABI STREQUAL "x86" ) - set( X86 true ) - set( ANDROID_NDK_ABI_NAME "x86" ) - set( ANDROID_ARCH_NAME "x86" ) - set( ANDROID_LLVM_TRIPLE "i686-none-linux-android" ) - set( CMAKE_SYSTEM_PROCESSOR "i686" ) -elseif( ANDROID_ABI STREQUAL "x86_64" ) - set( X86 true ) - set( X86_64 true ) - set( ANDROID_NDK_ABI_NAME "x86_64" ) - set( ANDROID_ARCH_NAME "x86_64" ) - set( CMAKE_SYSTEM_PROCESSOR "x86_64" ) - set( ANDROID_LLVM_TRIPLE "x86_64-none-linux-android" ) -elseif( ANDROID_ABI STREQUAL "mips64" ) - set( MIPS64 true ) - set( ANDROID_NDK_ABI_NAME "mips64" ) - set( ANDROID_ARCH_NAME "mips64" ) - set( ANDROID_LLVM_TRIPLE "mips64el-none-linux-android" ) - set( CMAKE_SYSTEM_PROCESSOR "mips64" ) -elseif( ANDROID_ABI STREQUAL "mips" ) - set( MIPS true ) - set( ANDROID_NDK_ABI_NAME "mips" ) - set( ANDROID_ARCH_NAME "mips" ) - set( ANDROID_LLVM_TRIPLE "mipsel-none-linux-android" ) - set( CMAKE_SYSTEM_PROCESSOR "mips" ) -elseif( ANDROID_ABI STREQUAL "arm64-v8a" ) - set( ARM64_V8A true ) - set( ANDROID_NDK_ABI_NAME "arm64-v8a" ) - set( ANDROID_ARCH_NAME "arm64" ) - set( ANDROID_LLVM_TRIPLE "aarch64-none-linux-android" ) - set( CMAKE_SYSTEM_PROCESSOR "aarch64" ) - set( VFPV3 true ) - set( NEON true ) -elseif( ANDROID_ABI STREQUAL "armeabi" ) - set( ARMEABI true ) - set( ANDROID_NDK_ABI_NAME "armeabi" ) - set( ANDROID_ARCH_NAME "arm" ) - set( ANDROID_LLVM_TRIPLE "armv5te-none-linux-androideabi" ) - set( CMAKE_SYSTEM_PROCESSOR "armv5te" ) -elseif( ANDROID_ABI STREQUAL "armeabi-v6 with VFP" ) - set( ARMEABI_V6 true ) - set( ANDROID_NDK_ABI_NAME "armeabi" ) - set( ANDROID_ARCH_NAME "arm" ) - set( ANDROID_LLVM_TRIPLE "armv5te-none-linux-androideabi" ) - set( CMAKE_SYSTEM_PROCESSOR "armv6" ) - # need always fallback to older platform - set( ARMEABI true ) -elseif( ANDROID_ABI STREQUAL "armeabi-v7a") - set( ARMEABI_V7A true ) - set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) - set( ANDROID_ARCH_NAME "arm" ) - set( ANDROID_LLVM_TRIPLE "armv7-none-linux-androideabi" ) - set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) -elseif( ANDROID_ABI STREQUAL "armeabi-v7a with VFPV3" ) - set( ARMEABI_V7A true ) - set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) - set( ANDROID_ARCH_NAME "arm" ) - set( ANDROID_LLVM_TRIPLE "armv7-none-linux-androideabi" ) - set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) - set( VFPV3 true ) -elseif( ANDROID_ABI STREQUAL "armeabi-v7a with NEON" ) - set( ARMEABI_V7A true ) - set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) - set( ANDROID_ARCH_NAME "arm" ) - set( ANDROID_LLVM_TRIPLE "armv7-none-linux-androideabi" ) - set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) - set( VFPV3 true ) - set( NEON true ) -else() - message( SEND_ERROR "Unknown ANDROID_ABI=\"${ANDROID_ABI}\" is specified." ) -endif() - -if( CMAKE_BINARY_DIR AND EXISTS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake" ) - # really dirty hack - # it is not possible to change CMAKE_SYSTEM_PROCESSOR after the first run... - file( APPEND "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake" "SET(CMAKE_SYSTEM_PROCESSOR \"${CMAKE_SYSTEM_PROCESSOR}\")\n" ) -endif() - -if( ANDROID_ARCH_NAME STREQUAL "arm" AND NOT ARMEABI_V6 ) - __INIT_VARIABLE( ANDROID_FORCE_ARM_BUILD VALUES OFF ) - set( ANDROID_FORCE_ARM_BUILD ${ANDROID_FORCE_ARM_BUILD} CACHE BOOL "Use 32-bit ARM instructions instead of Thumb-1" FORCE ) - mark_as_advanced( ANDROID_FORCE_ARM_BUILD ) -else() - unset( ANDROID_FORCE_ARM_BUILD CACHE ) -endif() - -# choose toolchain -if( ANDROID_TOOLCHAIN_NAME ) - list( FIND __availableToolchains "${ANDROID_TOOLCHAIN_NAME}" __toolchainIdx ) - if( __toolchainIdx EQUAL -1 ) - list( SORT __availableToolchains ) - string( REPLACE ";" "\n * " toolchains_list "${__availableToolchains}" ) - set( toolchains_list " * ${toolchains_list}") - message( FATAL_ERROR "Specified toolchain \"${ANDROID_TOOLCHAIN_NAME}\" is missing in your NDK or broken. Please verify that your NDK is working or select another compiler toolchain. -To configure the toolchain set CMake variable ANDROID_TOOLCHAIN_NAME to one of the following values:\n${toolchains_list}\n" ) - endif() - list( GET __availableToolchainArchs ${__toolchainIdx} __toolchainArch ) - if( NOT __toolchainArch STREQUAL ANDROID_ARCH_NAME ) - message( SEND_ERROR "Selected toolchain \"${ANDROID_TOOLCHAIN_NAME}\" is not able to compile binaries for the \"${ANDROID_ARCH_NAME}\" platform." ) - endif() -else() - set( __toolchainIdx -1 ) - set( __applicableToolchains "" ) - set( __toolchainMaxVersion "0.0.0" ) - list( LENGTH __availableToolchains __availableToolchainsCount ) - math( EXPR __availableToolchainsCount "${__availableToolchainsCount}-1" ) - foreach( __idx RANGE ${__availableToolchainsCount} ) - list( GET __availableToolchainArchs ${__idx} __toolchainArch ) - if( __toolchainArch STREQUAL ANDROID_ARCH_NAME ) - list( GET __availableToolchainCompilerVersions ${__idx} __toolchainVersion ) - string( REPLACE "x" "99" __toolchainVersion "${__toolchainVersion}") - if( __toolchainVersion VERSION_GREATER __toolchainMaxVersion ) - set( __toolchainMaxVersion "${__toolchainVersion}" ) - set( __toolchainIdx ${__idx} ) - endif() - endif() - endforeach() - unset( __availableToolchainsCount ) - unset( __toolchainMaxVersion ) - unset( __toolchainVersion ) -endif() -unset( __toolchainArch ) -if( __toolchainIdx EQUAL -1 ) - message( FATAL_ERROR "No one of available compiler toolchains is able to compile for ${ANDROID_ARCH_NAME} platform." ) -endif() -list( GET __availableToolchains ${__toolchainIdx} ANDROID_TOOLCHAIN_NAME ) -list( GET __availableToolchainMachines ${__toolchainIdx} ANDROID_TOOLCHAIN_MACHINE_NAME ) -list( GET __availableToolchainCompilerVersions ${__toolchainIdx} ANDROID_COMPILER_VERSION ) - -unset( __toolchainIdx ) -unset( __availableToolchains ) -unset( __availableToolchainMachines ) -unset( __availableToolchainArchs ) -unset( __availableToolchainCompilerVersions ) - -# choose native API level -__INIT_VARIABLE( ANDROID_NATIVE_API_LEVEL ENV_ANDROID_NATIVE_API_LEVEL ANDROID_API_LEVEL ENV_ANDROID_API_LEVEL ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME} ANDROID_DEFAULT_NDK_API_LEVEL ) -string( REPLACE "android-" "" ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" ) -string( STRIP "${ANDROID_NATIVE_API_LEVEL}" ANDROID_NATIVE_API_LEVEL ) -# adjust API level -set( __real_api_level ${ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME}} ) -foreach( __level ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) - if( (__level LESS ANDROID_NATIVE_API_LEVEL OR __level STREQUAL ANDROID_NATIVE_API_LEVEL) AND NOT __level LESS __real_api_level ) - set( __real_api_level ${__level} ) - endif() -endforeach() -if( __real_api_level AND NOT ANDROID_NATIVE_API_LEVEL STREQUAL __real_api_level ) - message( STATUS "Adjusting Android API level 'android-${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-${ANDROID_NATIVE_API_LEVEL}' is not supported by your NDK/toolchain." ) -else() - if( BUILD_WITH_ANDROID_NDK ) - __DETECT_NATIVE_API_LEVEL( __realApiLevel "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}/usr/include/android/api-level.h" ) - if( NOT __realApiLevel EQUAL ANDROID_NATIVE_API_LEVEL AND NOT __realApiLevel GREATER 9000 ) - message( SEND_ERROR "Specified Android API level (${ANDROID_NATIVE_API_LEVEL}) does not match to the level found (${__realApiLevel}). Probably your copy of NDK is broken." ) - endif() - unset( __realApiLevel ) - endif() - set( ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" CACHE STRING "Android API level for native code" FORCE ) - set( CMAKE_ANDROID_API ${ANDROID_NATIVE_API_LEVEL} ) - if( CMAKE_VERSION VERSION_GREATER "2.8" ) - list( SORT ANDROID_SUPPORTED_NATIVE_API_LEVELS ) - set_property( CACHE ANDROID_NATIVE_API_LEVEL PROPERTY STRINGS ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) - endif() -endif() -unset( __levelIdx ) - - -# remember target ABI -set( ANDROID_ABI "${ANDROID_ABI}" CACHE STRING "The target ABI for Android. If arm, then armeabi-v7a is recommended for hardware floating point." FORCE ) -if( CMAKE_VERSION VERSION_GREATER "2.8" ) - list( SORT ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_NAME} ) - set_property( CACHE ANDROID_ABI PROPERTY STRINGS ${ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_NAME}} ) -endif() - - -# runtime choice (STL, rtti, exceptions) -if( NOT ANDROID_STL ) - set( ANDROID_STL gnustl_static ) -endif() -set( ANDROID_STL "${ANDROID_STL}" CACHE STRING "C++ runtime" ) -set( ANDROID_STL_FORCE_FEATURES ON CACHE BOOL "automatically configure rtti and exceptions support based on C++ runtime" ) -mark_as_advanced( ANDROID_STL ANDROID_STL_FORCE_FEATURES ) - -if( BUILD_WITH_ANDROID_NDK ) - if( NOT "${ANDROID_STL}" MATCHES "^(none|system|system_re|gabi\\+\\+_static|gabi\\+\\+_shared|stlport_static|stlport_shared|gnustl_static|gnustl_shared)$") - message( FATAL_ERROR "ANDROID_STL is set to invalid value \"${ANDROID_STL}\". -The possible values are: - none -> Do not configure the runtime. - system -> Use the default minimal system C++ runtime library. - system_re -> Same as system but with rtti and exceptions. - gabi++_static -> Use the GAbi++ runtime as a static library. - gabi++_shared -> Use the GAbi++ runtime as a shared library. - stlport_static -> Use the STLport runtime as a static library. - stlport_shared -> Use the STLport runtime as a shared library. - gnustl_static -> (default) Use the GNU STL as a static library. - gnustl_shared -> Use the GNU STL as a shared library. -" ) - endif() -elseif( BUILD_WITH_STANDALONE_TOOLCHAIN ) - if( NOT "${ANDROID_STL}" MATCHES "^(none|gnustl_static|gnustl_shared)$") - message( FATAL_ERROR "ANDROID_STL is set to invalid value \"${ANDROID_STL}\". -The possible values are: - none -> Do not configure the runtime. - gnustl_static -> (default) Use the GNU STL as a static library. - gnustl_shared -> Use the GNU STL as a shared library. -" ) - endif() -endif() - -unset( ANDROID_RTTI ) -unset( ANDROID_EXCEPTIONS ) -unset( ANDROID_STL_INCLUDE_DIRS ) -unset( __libstl ) -unset( __libsupcxx ) - -if( NOT _CMAKE_IN_TRY_COMPILE AND ANDROID_NDK_RELEASE STREQUAL "r7b" AND ARMEABI_V7A AND NOT VFPV3 AND ANDROID_STL MATCHES "gnustl" ) - message( WARNING "The GNU STL armeabi-v7a binaries from NDK r7b can crash non-NEON devices. The files provided with NDK r7b were not configured properly, resulting in crashes on Tegra2-based devices and others when trying to use certain floating-point functions (e.g., cosf, sinf, expf). -You are strongly recommended to switch to another NDK release. -" ) -endif() - -if( NOT _CMAKE_IN_TRY_COMPILE AND X86 AND ANDROID_STL MATCHES "gnustl" AND ANDROID_NDK_RELEASE STREQUAL "r6" ) - message( WARNING "The x86 system header file from NDK r6 has incorrect definition for ptrdiff_t. You are recommended to upgrade to a newer NDK release or manually patch the header: -See https://android.googlesource.com/platform/development.git f907f4f9d4e56ccc8093df6fee54454b8bcab6c2 - diff --git a/ndk/platforms/android-9/arch-x86/include/machine/_types.h b/ndk/platforms/android-9/arch-x86/include/machine/_types.h - index 5e28c64..65892a1 100644 - --- a/ndk/platforms/android-9/arch-x86/include/machine/_types.h - +++ b/ndk/platforms/android-9/arch-x86/include/machine/_types.h - @@ -51,7 +51,11 @@ typedef long int ssize_t; - #endif - #ifndef _PTRDIFF_T - #define _PTRDIFF_T - -typedef long ptrdiff_t; - +# ifdef __ANDROID__ - + typedef int ptrdiff_t; - +# else - + typedef long ptrdiff_t; - +# endif - #endif -" ) -endif() - - -# setup paths and STL for standalone toolchain -if( BUILD_WITH_STANDALONE_TOOLCHAIN ) - set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_STANDALONE_TOOLCHAIN}" ) - set( ANDROID_CLANG_TOOLCHAIN_ROOT "${ANDROID_STANDALONE_TOOLCHAIN}" ) - set( ANDROID_SYSROOT "${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" ) - list( APPEND ANDROID_STL_INCLUDE_DIRS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/thumb" ) - else() - list( APPEND ANDROID_STL_INCLUDE_DIRS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}" ) - endif() - # always search static GNU STL to get the location of libsupc++.a - if( ARMEABI_V7A AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb/libstdc++.a" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb" ) - elseif( ARMEABI_V7A AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libstdc++.a" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}" ) - elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libstdc++.a" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb" ) - elseif( EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libstdc++.a" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib" ) - endif() - if( __libstl ) - set( __libsupcxx "${__libstl}/libsupc++.a" ) - set( __libstl "${__libstl}/libstdc++.a" ) - endif() - if( NOT EXISTS "${__libsupcxx}" ) - message( FATAL_ERROR "The required libstdsupc++.a is missing in your standalone toolchain. - Usually it happens because of bug in make-standalone-toolchain.sh script from NDK r7, r7b and r7c. - You need to either upgrade to newer NDK or manually copy - $ANDROID_NDK/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a - to - ${__libsupcxx} - " ) - endif() - if( ANDROID_STL STREQUAL "gnustl_shared" ) - if( ARMEABI_V7A AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libgnustl_shared.so" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libgnustl_shared.so" ) - elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libgnustl_shared.so" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libgnustl_shared.so" ) - elseif( EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libgnustl_shared.so" ) - set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libgnustl_shared.so" ) - endif() - endif() - endif() -endif() - -# clang -if( "${ANDROID_TOOLCHAIN_NAME}" STREQUAL "standalone-clang" ) - set( ANDROID_COMPILER_IS_CLANG 1 ) - execute_process( COMMAND "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/clang${TOOL_OS_SUFFIX}" --version OUTPUT_VARIABLE ANDROID_CLANG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE ) - string( REGEX MATCH "[0-9]+[.][0-9]+" ANDROID_CLANG_VERSION "${ANDROID_CLANG_VERSION}") -elseif( "${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}$" "-${ANDROID_COMPILER_VERSION}" ANDROID_GCC_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" ) - if( NOT EXISTS "${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_PATH}/llvm-${ANDROID_CLANG_VERSION}${ANDROID_NDK_TOOLCHAINS_SUBPATH}" ) -else() - set( ANDROID_GCC_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" ) - unset( ANDROID_COMPILER_IS_CLANG CACHE ) -endif() - -string( REPLACE "." "" _clang_name "clang${ANDROID_CLANG_VERSION}" ) -if( NOT EXISTS "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}${TOOL_OS_SUFFIX}" ) - set( _clang_name "clang" ) -endif() - - -# setup paths and STL for NDK -if( BUILD_WITH_ANDROID_NDK ) - set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}${ANDROID_NDK_TOOLCHAINS_SUBPATH}" ) - set( ANDROID_SYSROOT "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}" ) - - if( ANDROID_STL STREQUAL "none" ) - # do nothing - elseif( ANDROID_STL STREQUAL "system" ) - set( ANDROID_RTTI OFF ) - set( ANDROID_EXCEPTIONS OFF ) - set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/system/include" ) - elseif( ANDROID_STL STREQUAL "system_re" ) - set( ANDROID_RTTI ON ) - set( ANDROID_EXCEPTIONS ON ) - set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/system/include" ) - elseif( ANDROID_STL MATCHES "gabi" ) - if( ANDROID_NDK_RELEASE_NUM LESS 7000 ) # before r7 - message( FATAL_ERROR "gabi++ is not awailable in your NDK. You have to upgrade to NDK r7 or newer to use gabi++.") - endif() - set( ANDROID_RTTI ON ) - set( ANDROID_EXCEPTIONS OFF ) - set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/gabi++/include" ) - set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gabi++/libs/${ANDROID_NDK_ABI_NAME}/libgabi++_static.a" ) - elseif( ANDROID_STL MATCHES "stlport" ) - if( NOT ANDROID_NDK_RELEASE_NUM LESS 8004 ) # before r8d - set( ANDROID_EXCEPTIONS ON ) - else() - set( ANDROID_EXCEPTIONS OFF ) - endif() - if( ANDROID_NDK_RELEASE_NUM LESS 7000 ) # before r7 - set( ANDROID_RTTI OFF ) - else() - set( ANDROID_RTTI ON ) - endif() - set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/stlport/stlport" ) - set( __libstl "${ANDROID_NDK}/sources/cxx-stl/stlport/libs/${ANDROID_NDK_ABI_NAME}/libstlport_static.a" ) - elseif( ANDROID_STL MATCHES "gnustl" ) - set( ANDROID_EXCEPTIONS ON ) - set( ANDROID_RTTI ON ) - if( EXISTS "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}" ) - if( ARMEABI_V7A AND ANDROID_COMPILER_VERSION VERSION_EQUAL "4.7" AND ANDROID_NDK_RELEASE STREQUAL "r8d" ) - # gnustl binary for 4.7 compiler is buggy :( - # TODO: look for right fix - set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/4.6" ) - else() - set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}" ) - endif() - else() - set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++" ) - endif() - set( ANDROID_STL_INCLUDE_DIRS "${__libstl}/include" "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/include" "${__libstl}/include/backward" ) - if( EXISTS "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/libgnustl_static.a" ) - set( __libstl "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/libgnustl_static.a" ) - else() - set( __libstl "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/libstdc++.a" ) - endif() - else() - message( FATAL_ERROR "Unknown runtime: ${ANDROID_STL}" ) - endif() - # find libsupc++.a - rtti & exceptions - if( ANDROID_STL STREQUAL "system_re" OR ANDROID_STL MATCHES "gnustl" ) - set( __libsupcxx "${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/${CMAKE_SYSTEM_PROCESSOR}/libsupc++.a" ) - else() - set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb/libsupc++.a" ) - endif() - elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD ) - set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libsupc++.a" ) - else() - set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libsupc++.a" ) - endif() - endif() - if( NOT EXISTS "${__libsupcxx}") - message( ERROR "Could not find libsupc++.a for a chosen platform. Either your NDK is not supported or is broken.") - endif() - endif() -endif() - - -# case of shared STL linkage -if( ANDROID_STL MATCHES "shared" AND DEFINED __libstl ) - string( REPLACE "_static.a" "_shared.so" __libstl "${__libstl}" ) - # TODO: check if .so file exists before the renaming -endif() - - -# ccache support -__INIT_VARIABLE( _ndk_ccache NDK_CCACHE ENV_NDK_CCACHE ) -if( _ndk_ccache ) - if( DEFINED NDK_CCACHE AND NOT EXISTS NDK_CCACHE ) - unset( NDK_CCACHE CACHE ) - endif() - find_program( NDK_CCACHE "${_ndk_ccache}" DOC "The path to ccache binary") -else() - unset( NDK_CCACHE CACHE ) -endif() -unset( _ndk_ccache ) - - -# setup the cross-compiler -if( NOT CMAKE_C_COMPILER ) - if( NDK_CCACHE AND NOT ANDROID_SYSROOT MATCHES "[ ;\"]" ) - set( CMAKE_C_COMPILER "${NDK_CCACHE}" CACHE PATH "ccache as C compiler" ) - set( CMAKE_CXX_COMPILER "${NDK_CCACHE}" CACHE PATH "ccache as C++ compiler" ) - if( ANDROID_COMPILER_IS_CLANG ) - set( CMAKE_C_COMPILER_ARG1 "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}${TOOL_OS_SUFFIX}" CACHE PATH "C compiler") - set( CMAKE_CXX_COMPILER_ARG1 "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler") - else() - set( CMAKE_C_COMPILER_ARG1 "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "C compiler") - set( CMAKE_CXX_COMPILER_ARG1 "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-g++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler") - endif() - else() - if( ANDROID_COMPILER_IS_CLANG ) - set( CMAKE_C_COMPILER "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}${TOOL_OS_SUFFIX}" CACHE PATH "C compiler") - set( CMAKE_CXX_COMPILER "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler") - else() - set( CMAKE_C_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "C compiler" ) - set( CMAKE_CXX_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-g++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler" ) - endif() - endif() - set( CMAKE_ASM_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "assembler" ) - set( CMAKE_STRIP "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-strip${TOOL_OS_SUFFIX}" CACHE PATH "strip" ) - set( CMAKE_AR "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ar${TOOL_OS_SUFFIX}" CACHE PATH "archive" ) - set( CMAKE_LINKER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ld${TOOL_OS_SUFFIX}" CACHE PATH "linker" ) - set( CMAKE_NM "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-nm${TOOL_OS_SUFFIX}" CACHE PATH "nm" ) - set( CMAKE_OBJCOPY "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-objcopy${TOOL_OS_SUFFIX}" CACHE PATH "objcopy" ) - set( CMAKE_OBJDUMP "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-objdump${TOOL_OS_SUFFIX}" CACHE PATH "objdump" ) - set( CMAKE_RANLIB "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ranlib${TOOL_OS_SUFFIX}" CACHE PATH "ranlib" ) -endif() - -set( _CMAKE_TOOLCHAIN_PREFIX "${ANDROID_TOOLCHAIN_MACHINE_NAME}-" ) -if( CMAKE_VERSION VERSION_LESS 2.8.5 ) - set( CMAKE_ASM_COMPILER_ARG1 "-c" ) -endif() -if( APPLE ) - find_program( CMAKE_INSTALL_NAME_TOOL NAMES install_name_tool ) - if( NOT CMAKE_INSTALL_NAME_TOOL ) - message( FATAL_ERROR "Could not find install_name_tool, please check your installation." ) - endif() - mark_as_advanced( CMAKE_INSTALL_NAME_TOOL ) -endif() - -# Force set compilers because standard identification works badly for us -include( CMakeForceCompiler ) -CMAKE_FORCE_C_COMPILER( "${CMAKE_C_COMPILER}" GNU ) -if( ANDROID_COMPILER_IS_CLANG ) - set( CMAKE_C_COMPILER_ID Clang ) -endif() -set( CMAKE_C_PLATFORM_ID Linux ) -if( X86_64 OR MIPS64 OR ARM64_V8A ) - set( CMAKE_C_SIZEOF_DATA_PTR 8 ) -else() - set( CMAKE_C_SIZEOF_DATA_PTR 4 ) -endif() -set( CMAKE_C_HAS_ISYSROOT 1 ) -set( CMAKE_C_COMPILER_ABI ELF ) -CMAKE_FORCE_CXX_COMPILER( "${CMAKE_CXX_COMPILER}" GNU ) -if( ANDROID_COMPILER_IS_CLANG ) - set( CMAKE_CXX_COMPILER_ID Clang) -endif() -set( CMAKE_CXX_PLATFORM_ID Linux ) -set( CMAKE_CXX_SIZEOF_DATA_PTR ${CMAKE_C_SIZEOF_DATA_PTR} ) -set( CMAKE_CXX_HAS_ISYSROOT 1 ) -set( CMAKE_CXX_COMPILER_ABI ELF ) -set( CMAKE_CXX_SOURCE_FILE_EXTENSIONS cc cp cxx cpp CPP c++ C ) -# force ASM compiler (required for CMake < 2.8.5) -set( CMAKE_ASM_COMPILER_ID_RUN TRUE ) -set( CMAKE_ASM_COMPILER_ID GNU ) -set( CMAKE_ASM_COMPILER_WORKS TRUE ) -set( CMAKE_ASM_COMPILER_FORCED TRUE ) -set( CMAKE_COMPILER_IS_GNUASM 1) -set( CMAKE_ASM_SOURCE_FILE_EXTENSIONS s S asm ) - -foreach( lang C CXX ASM ) - if( ANDROID_COMPILER_IS_CLANG ) - set( CMAKE_${lang}_COMPILER_VERSION ${ANDROID_CLANG_VERSION} ) - else() - set( CMAKE_${lang}_COMPILER_VERSION ${ANDROID_COMPILER_VERSION} ) - endif() -endforeach() - -# flags and definitions -remove_definitions( -DANDROID ) -add_definitions( -DANDROID ) - -if( ANDROID_SYSROOT MATCHES "[ ;\"]" ) - if( CMAKE_HOST_WIN32 ) - # try to convert path to 8.3 form - file( WRITE "${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=${ANDROID_SYSROOT}'" ) - endif() - if( NOT _CMAKE_IN_TRY_COMPILE ) - # quotes can break try_compile and compiler identification - message(WARNING "Path to your Android NDK (or toolchain) has non-alphanumeric symbols.\nThe build might be broken.\n") - endif() -else() - set( ANDROID_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT}" ) -endif() - -# NDK flags -if (ARM64_V8A ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" ) - set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer -fstrict-aliasing" ) - set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer -fno-strict-aliasing" ) - if( NOT ANDROID_COMPILER_IS_CLANG ) - set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} -funswitch-loops -finline-limit=300" ) - endif() -elseif( ARMEABI OR ARMEABI_V7A) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" ) - if( NOT ANDROID_FORCE_ARM_BUILD AND NOT ARMEABI_V6 ) - set( ANDROID_CXX_FLAGS_RELEASE "-mthumb -fomit-frame-pointer -fno-strict-aliasing" ) - set( ANDROID_CXX_FLAGS_DEBUG "-marm -fno-omit-frame-pointer -fno-strict-aliasing" ) - if( NOT ANDROID_COMPILER_IS_CLANG ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -finline-limit=64" ) - endif() - else() - # always compile ARMEABI_V6 in arm mode; otherwise there is no difference from ARMEABI - 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 "${ANDROID_CXX_FLAGS} -funswitch-loops -finline-limit=300" ) - endif() - endif() -elseif( X86 OR X86_64 ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" ) - if( NOT ANDROID_COMPILER_IS_CLANG ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funswitch-loops -finline-limit=300" ) - endif() - set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer -fstrict-aliasing" ) - set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer -fno-strict-aliasing" ) -elseif( MIPS OR MIPS64 ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fno-strict-aliasing -finline-functions -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() - -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 ${ANDROID_CXX_FLAGS}" ) -endif() - -if( NOT ANDROID_COMPILER_VERSION VERSION_LESS "4.6" ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -no-canonical-prefixes" ) # see https://android-review.googlesource.com/#/c/47564/ -endif() - -# ABI-specific flags -if( ARMEABI_V7A ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv7-a -mfloat-abi=softfp" ) - if( NEON ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=neon" ) - elseif( VFPV3 ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=vfpv3" ) - else() - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=vfpv3-d16" ) - endif() -elseif( ARMEABI_V6 ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv6 -mfloat-abi=softfp -mfpu=vfp" ) # vfp == vfpv2 -elseif( ARMEABI ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv5te -mtune=xscale -msoft-float" ) -endif() - -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() - 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() - -# 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} \"${__libstl}\"" ) - set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} \"${__libstl}\"" ) - endif() - if( EXISTS "${__libsupcxx}" ) - set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${__libsupcxx}\"" ) - set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${__libsupcxx}\"" ) - set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} \"${__libsupcxx}\"" ) - # C objects: - set( CMAKE_C_CREATE_SHARED_LIBRARY "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_C_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" ) - set( CMAKE_C_CREATE_SHARED_MODULE "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_C_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" ) - set( CMAKE_C_LINK_EXECUTABLE "<CMAKE_C_COMPILER> <FLAGS> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" ) - set( CMAKE_C_CREATE_SHARED_LIBRARY "${CMAKE_C_CREATE_SHARED_LIBRARY} \"${__libsupcxx}\"" ) - set( CMAKE_C_CREATE_SHARED_MODULE "${CMAKE_C_CREATE_SHARED_MODULE} \"${__libsupcxx}\"" ) - set( CMAKE_C_LINK_EXECUTABLE "${CMAKE_C_LINK_EXECUTABLE} \"${__libsupcxx}\"" ) - endif() - if( ANDROID_STL MATCHES "gnustl" ) - 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() - -# variables controlling optional build flags -if( ANDROID_NDK_RELEASE_NUM LESS 7000 ) # before r7 - # libGLESv2.so in NDK's prior to r7 refers to missing external symbols. - # So this flag option is required for all projects using OpenGL from native. - __INIT_VARIABLE( ANDROID_SO_UNDEFINED VALUES ON ) -else() - __INIT_VARIABLE( ANDROID_SO_UNDEFINED VALUES OFF ) -endif() -__INIT_VARIABLE( ANDROID_NO_UNDEFINED VALUES ON ) -__INIT_VARIABLE( ANDROID_FUNCTION_LEVEL_LINKING VALUES ON ) -__INIT_VARIABLE( ANDROID_GOLD_LINKER VALUES ON ) -__INIT_VARIABLE( ANDROID_NOEXECSTACK VALUES ON ) -__INIT_VARIABLE( ANDROID_RELRO VALUES ON ) - -set( ANDROID_NO_UNDEFINED ${ANDROID_NO_UNDEFINED} CACHE BOOL "Show all undefined symbols as linker errors" ) -set( ANDROID_SO_UNDEFINED ${ANDROID_SO_UNDEFINED} CACHE BOOL "Allows or disallows undefined symbols in shared libraries" ) -set( ANDROID_FUNCTION_LEVEL_LINKING ${ANDROID_FUNCTION_LEVEL_LINKING} CACHE BOOL "Put each function in separate section and enable garbage collection of unused input sections at link time" ) -set( ANDROID_GOLD_LINKER ${ANDROID_GOLD_LINKER} CACHE BOOL "Enables gold linker" ) -set( ANDROID_NOEXECSTACK ${ANDROID_NOEXECSTACK} CACHE BOOL "Allows or disallows undefined symbols in shared libraries" ) -set( ANDROID_RELRO ${ANDROID_RELRO} CACHE BOOL "Enables RELRO - a memory corruption mitigation technique" ) -mark_as_advanced( ANDROID_NO_UNDEFINED ANDROID_SO_UNDEFINED ANDROID_FUNCTION_LEVEL_LINKING ANDROID_GOLD_LINKER ANDROID_NOEXECSTACK ANDROID_RELRO ) - -# linker flags -set( ANDROID_LINKER_FLAGS "" ) - -if( ARMEABI_V7A ) - # this is *required* to use the following linker flags that routes around - # a CPU bug in some Cortex-A8 implementations: - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--fix-cortex-a8" ) -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 "${ANDROID_LINKER_FLAGS} -Wl,--no-undefined" ) - endif() -endif() - -if( ANDROID_SO_UNDEFINED ) - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-allow-shlib-undefined" ) -endif() - -if( ANDROID_FUNCTION_LEVEL_LINKING ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fdata-sections -ffunction-sections" ) - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--gc-sections" ) -endif() - -if( ANDROID_COMPILER_VERSION VERSION_EQUAL "4.6" ) - if( ANDROID_GOLD_LINKER AND (CMAKE_HOST_UNIX OR ANDROID_NDK_RELEASE_NUM GREATER 8002) AND (ARMEABI OR ARMEABI_V7A OR X86) ) - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -fuse-ld=gold" ) - elseif( ANDROID_NDK_RELEASE_NUM GREATER 8002 ) # after r8b - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -fuse-ld=bfd" ) - elseif( ANDROID_NDK_RELEASE STREQUAL "r8b" AND ARMEABI AND NOT _CMAKE_IN_TRY_COMPILE ) - message( WARNING "The default bfd linker from arm GCC 4.6 toolchain can fail with 'unresolvable R_ARM_THM_CALL relocation' error message. See https://code.google.com/p/android/issues/detail?id=35342 - On Linux and OS X host platform you can workaround this problem using gold linker (default). - Rerun cmake with -DANDROID_GOLD_LINKER=ON option in case of problems. -" ) - endif() -endif() # version 4.6 - -if( ANDROID_NOEXECSTACK ) - if( ANDROID_COMPILER_IS_CLANG ) - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -Xclang -mnoexecstack" ) - else() - set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -Wa,--noexecstack" ) - endif() - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-z,noexecstack" ) -endif() - -if( ANDROID_RELRO ) - set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-z,relro -Wl,-z,now" ) -endif() - -if( ANDROID_COMPILER_IS_CLANG ) - set( ANDROID_CXX_FLAGS "-target ${ANDROID_LLVM_TRIPLE} -Qunused-arguments ${ANDROID_CXX_FLAGS}" ) - if( BUILD_WITH_ANDROID_NDK ) - set( ANDROID_CXX_FLAGS "-gcc-toolchain ${ANDROID_TOOLCHAIN_ROOT} ${ANDROID_CXX_FLAGS}" ) - endif() -endif() - -# cache flags -set( CMAKE_CXX_FLAGS "" CACHE STRING "c++ flags" ) -set( CMAKE_C_FLAGS "" CACHE STRING "c flags" ) -set( CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG" CACHE STRING "c++ Release flags" ) -set( CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG" CACHE STRING "c Release flags" ) -set( CMAKE_CXX_FLAGS_DEBUG "-O0 -g -DDEBUG -D_DEBUG" CACHE STRING "c++ Debug flags" ) -set( CMAKE_C_FLAGS_DEBUG "-O0 -g -DDEBUG -D_DEBUG" CACHE STRING "c Debug flags" ) -set( CMAKE_SHARED_LINKER_FLAGS "" CACHE STRING "shared linker flags" ) -set( CMAKE_MODULE_LINKER_FLAGS "" CACHE STRING "module linker flags" ) -set( CMAKE_EXE_LINKER_FLAGS "-Wl,-z,nocopyreloc" CACHE STRING "executable linker flags" ) - -# put flags to cache (for debug purpose only) -set( ANDROID_CXX_FLAGS "${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} ${CMAKE_C_FLAGS}" ) -set( CMAKE_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} ${CMAKE_CXX_FLAGS_RELEASE}" ) -set( CMAKE_C_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} ${CMAKE_C_FLAGS_RELEASE}" ) -set( CMAKE_CXX_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG} ${CMAKE_CXX_FLAGS_DEBUG}" ) -set( CMAKE_C_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG} ${CMAKE_C_FLAGS_DEBUG}" ) -set( CMAKE_SHARED_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}" ) -set( CMAKE_MODULE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}" ) -set( CMAKE_EXE_LINKER_FLAGS "${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_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 ${CMAKE_EXE_LINKER_FLAGS}" ) -endif() - -# pie/pic -if( NOT (ANDROID_NATIVE_API_LEVEL LESS 16) AND (NOT DEFINED ANDROID_APP_PIE OR ANDROID_APP_PIE) AND (CMAKE_VERSION VERSION_GREATER 2.8.8) ) - set( CMAKE_POSITION_INDEPENDENT_CODE TRUE ) - set( CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fPIE -pie") -else() - set( CMAKE_POSITION_INDEPENDENT_CODE FALSE ) - set( CMAKE_CXX_FLAGS "-fpic ${CMAKE_CXX_FLAGS}" ) - set( CMAKE_C_FLAGS "-fpic ${CMAKE_C_FLAGS}" ) -endif() - -# configure rtti -if( DEFINED ANDROID_RTTI AND ANDROID_STL_FORCE_FEATURES ) - if( ANDROID_RTTI ) - set( CMAKE_CXX_FLAGS "-frtti ${CMAKE_CXX_FLAGS}" ) - else() - set( CMAKE_CXX_FLAGS "-fno-rtti ${CMAKE_CXX_FLAGS}" ) - endif() -endif() - -# configure exceptios -if( DEFINED ANDROID_EXCEPTIONS AND ANDROID_STL_FORCE_FEATURES ) - if( ANDROID_EXCEPTIONS ) - set( CMAKE_CXX_FLAGS "-fexceptions ${CMAKE_CXX_FLAGS}" ) - set( CMAKE_C_FLAGS "-fexceptions ${CMAKE_C_FLAGS}" ) - else() - set( CMAKE_CXX_FLAGS "-fno-exceptions ${CMAKE_CXX_FLAGS}" ) - set( CMAKE_C_FLAGS "-fno-exceptions ${CMAKE_C_FLAGS}" ) - endif() -endif() - -# global includes and link directories -include_directories( SYSTEM "${ANDROID_SYSROOT}/usr/include" ${ANDROID_STL_INCLUDE_DIRS} ) -get_filename_component(__android_install_path "${CMAKE_INSTALL_PREFIX}/libs/${ANDROID_NDK_ABI_NAME}" ABSOLUTE) # avoid CMP0015 policy warning -link_directories( "${__android_install_path}" ) - -# 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} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" ) -endif() - -# setup output directories -set( CMAKE_INSTALL_PREFIX "${ANDROID_TOOLCHAIN_ROOT}/user" CACHE STRING "path for installing" ) - -if( DEFINED LIBRARY_OUTPUT_PATH_ROOT - OR EXISTS "${CMAKE_SOURCE_DIR}/AndroidManifest.xml" - OR (EXISTS "${CMAKE_SOURCE_DIR}/../AndroidManifest.xml" AND EXISTS "${CMAKE_SOURCE_DIR}/../jni/") ) - set( LIBRARY_OUTPUT_PATH_ROOT ${CMAKE_SOURCE_DIR} CACHE PATH "Root for binaries output, set this to change where Android libs are installed to" ) - if( NOT _CMAKE_IN_TRY_COMPILE ) - if( EXISTS "${CMAKE_SOURCE_DIR}/jni/CMakeLists.txt" ) - set( EXECUTABLE_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/bin/${ANDROID_NDK_ABI_NAME}" CACHE PATH "Output directory for applications" ) - else() - set( EXECUTABLE_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/bin" CACHE PATH "Output directory for applications" ) - endif() - set( LIBRARY_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/libs/${ANDROID_NDK_ABI_NAME}" CACHE PATH "Output directory for Android libs" ) - endif() -endif() - -# copy shaed stl library to build directory -if( NOT _CMAKE_IN_TRY_COMPILE AND __libstl MATCHES "[.]so$" AND DEFINED LIBRARY_OUTPUT_PATH ) - get_filename_component( __libstlname "${__libstl}" NAME ) - execute_process( COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${__libstl}" "${LIBRARY_OUTPUT_PATH}/${__libstlname}" RESULT_VARIABLE __fileCopyProcess ) - if( NOT __fileCopyProcess EQUAL 0 OR NOT EXISTS "${LIBRARY_OUTPUT_PATH}/${__libstlname}") - message( SEND_ERROR "Failed copying of ${__libstl} to the ${LIBRARY_OUTPUT_PATH}/${__libstlname}" ) - endif() - unset( __fileCopyProcess ) - unset( __libstlname ) -endif() - - -# set these global flags for cmake client scripts to change behavior -set( ANDROID True ) -set( BUILD_ANDROID True ) - -# where is the target environment -set( CMAKE_FIND_ROOT_PATH "${ANDROID_TOOLCHAIN_ROOT}/bin" "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}" "${ANDROID_SYSROOT}" "${CMAKE_INSTALL_PREFIX}" "${CMAKE_INSTALL_PREFIX}/share" ) - -# only search for libraries and includes in the ndk toolchain -set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) -set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) -set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) - - -# macro to find packages on the host OS -macro( find_host_package ) - set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER ) - set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER ) - set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER ) - if( CMAKE_HOST_WIN32 ) - SET( WIN32 1 ) - SET( UNIX ) - elseif( CMAKE_HOST_APPLE ) - SET( APPLE 1 ) - SET( UNIX ) - endif() - find_package( ${ARGN} ) - SET( WIN32 ) - SET( APPLE ) - SET( UNIX 1 ) - set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) - set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) - set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) -endmacro() - - -# macro to find programs on the host OS -macro( find_host_program ) - set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER ) - set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER ) - set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER ) - if( CMAKE_HOST_WIN32 ) - SET( WIN32 1 ) - SET( UNIX ) - elseif( CMAKE_HOST_APPLE ) - SET( APPLE 1 ) - SET( UNIX ) - endif() - find_program( ${ARGN} ) - SET( WIN32 ) - SET( APPLE ) - SET( UNIX 1 ) - set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) - set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) - set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) -endmacro() - - -# export toolchain settings for the try_compile() command -if( NOT _CMAKE_IN_TRY_COMPILE ) - set( __toolchain_config "") - foreach( __var NDK_CCACHE LIBRARY_OUTPUT_PATH_ROOT ANDROID_FORBID_SYGWIN - ANDROID_NDK_HOST_X64 - ANDROID_NDK - ANDROID_NDK_LAYOUT - ANDROID_STANDALONE_TOOLCHAIN - ANDROID_TOOLCHAIN_NAME - ANDROID_ABI - ANDROID_NATIVE_API_LEVEL - ANDROID_STL - ANDROID_STL_FORCE_FEATURES - ANDROID_FORCE_ARM_BUILD - ANDROID_NO_UNDEFINED - ANDROID_SO_UNDEFINED - ANDROID_FUNCTION_LEVEL_LINKING - ANDROID_GOLD_LINKER - ANDROID_NOEXECSTACK - ANDROID_RELRO - ANDROID_LIBM_PATH - ANDROID_EXPLICIT_CRT_LINK - ANDROID_APP_PIE - ) - if( DEFINED ${__var} ) - if( ${__var} MATCHES " ") - set( __toolchain_config "${__toolchain_config}set( ${__var} \"${${__var}}\" CACHE INTERNAL \"\" )\n" ) - else() - set( __toolchain_config "${__toolchain_config}set( ${__var} ${${__var}} CACHE INTERNAL \"\" )\n" ) - endif() - endif() - endforeach() - file( WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/android.toolchain.config.cmake" "${__toolchain_config}" ) - unset( __toolchain_config ) -endif() - - -# force cmake to produce / instead of \ in build commands for Ninja generator -if( CMAKE_GENERATOR MATCHES "Ninja" AND CMAKE_HOST_WIN32 ) - # it is a bad hack after all - # CMake generates Ninja makefiles with UNIX paths only if it thinks that we are going to build with MinGW - set( CMAKE_COMPILER_IS_MINGW TRUE ) # tell CMake that we are MinGW - set( CMAKE_CROSSCOMPILING TRUE ) # stop recursion - enable_language( C ) - enable_language( CXX ) - # unset( CMAKE_COMPILER_IS_MINGW ) # can't unset because CMake does not convert back-slashes in response files without it - unset( MINGW ) -endif() - - -# Variables controlling behavior or set by cmake toolchain: -# ANDROID_ABI : "armeabi-v7a" (default), "armeabi", "armeabi-v7a with NEON", "armeabi-v7a with VFPV3", "armeabi-v6 with VFP", "x86", "mips", "arm64-v8a", "x86_64", "mips64" -# ANDROID_NATIVE_API_LEVEL : 3,4,5,8,9,14,15,16,17,18,19,21 (depends on NDK version) -# ANDROID_STL : gnustl_static/gnustl_shared/stlport_static/stlport_shared/gabi++_static/gabi++_shared/system_re/system/none -# ANDROID_FORBID_SYGWIN : ON/OFF -# ANDROID_NO_UNDEFINED : ON/OFF -# ANDROID_SO_UNDEFINED : OFF/ON (default depends on NDK version) -# ANDROID_FUNCTION_LEVEL_LINKING : ON/OFF -# ANDROID_GOLD_LINKER : ON/OFF -# ANDROID_NOEXECSTACK : ON/OFF -# ANDROID_RELRO : ON/OFF -# ANDROID_FORCE_ARM_BUILD : ON/OFF -# ANDROID_STL_FORCE_FEATURES : ON/OFF -# 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` -# Can be set only at the first run: -# ANDROID_NDK : path to your NDK install -# NDK_CCACHE : path to your ccache executable -# 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> -# ANDROID_STANDALONE_TOOLCHAIN -# -# Primary read-only variables: -# ANDROID : always TRUE -# ARMEABI : TRUE for arm v6 and older devices -# ARMEABI_V6 : TRUE for arm v6 -# ARMEABI_V7A : TRUE for arm v7a -# ARM64_V8A : TRUE for arm64-v8a -# NEON : TRUE if NEON unit is enabled -# VFPV3 : TRUE if VFP version 3 is enabled -# X86 : TRUE if configured for x86 -# X86_64 : TRUE if configured for x86_64 -# MIPS : TRUE if configured for mips -# MIPS64 : TRUE if configured for mips64 -# 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" or "darwin-x86" depending on host platform -# ANDROID_NDK_ABI_NAME : "armeabi", "armeabi-v7a", "x86", "mips", "arm64-v8a", "x86_64", "mips64" depending on ANDROID_ABI -# ANDROID_NDK_RELEASE : from r5 to r10d; set only for NDK -# ANDROID_NDK_RELEASE_NUM : numeric ANDROID_NDK_RELEASE version (1000*major+minor) -# ANDROID_ARCH_NAME : "arm", "x86", "mips", "arm64", "x86_64", "mips64" depending on ANDROID_ABI -# ANDROID_SYSROOT : path to the compiler sysroot -# TOOL_OS_SUFFIX : "" or ".exe" depending on host platform -# ANDROID_COMPILER_IS_CLANG : TRUE if clang compiler is used -# -# Secondary (less stable) read-only variables: -# ANDROID_COMPILER_VERSION : GCC version used (not Clang version) -# ANDROID_CLANG_VERSION : version of clang compiler if clang is used -# ANDROID_CXX_FLAGS : C/C++ compiler flags required by Android platform -# ANDROID_SUPPORTED_ABIS : list of currently allowed values for ANDROID_ABI -# ANDROID_TOOLCHAIN_MACHINE_NAME : "arm-linux-androideabi", "arm-eabi" or "i686-android-linux" -# ANDROID_TOOLCHAIN_ROOT : path to the top level of toolchain (standalone or placed inside NDK) -# ANDROID_CLANG_TOOLCHAIN_ROOT : path to clang tools -# ANDROID_SUPPORTED_NATIVE_API_LEVELS : list of native API levels found inside NDK -# ANDROID_STL_INCLUDE_DIRS : stl include paths -# ANDROID_RTTI : if rtti is enabled by the runtime -# 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 -# -# Defaults: -# ANDROID_DEFAULT_NDK_API_LEVEL -# ANDROID_DEFAULT_NDK_API_LEVEL_${ARCH} -# ANDROID_NDK_SEARCH_PATHS -# ANDROID_SUPPORTED_ABIS_${ARCH} -# ANDROID_SUPPORTED_NDK_VERSIONS |