| 1 | # Copyright (c) 2010-2011, Ethan Rublee |
| 2 | # Copyright (c) 2011-2014, Andrey Kamaev |
| 3 | # All rights reserved. |
| 4 | # |
| 5 | # Redistribution and use in source and binary forms, with or without |
| 6 | # modification, are permitted provided that the following conditions are met: |
| 7 | # |
| 8 | # 1. Redistributions of source code must retain the above copyright notice, |
| 9 | # this list of conditions and the following disclaimer. |
| 10 | # |
| 11 | # 2. Redistributions in binary form must reproduce the above copyright notice, |
| 12 | # this list of conditions and the following disclaimer in the documentation |
| 13 | # and/or other materials provided with the distribution. |
| 14 | # |
| 15 | # 3. Neither the name of the copyright holder nor the names of its |
| 16 | # contributors may be used to endorse or promote products derived from this |
| 17 | # software without specific prior written permission. |
| 18 | # |
| 19 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 20 | # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 21 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 22 | # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| 23 | # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | # POSSIBILITY OF SUCH DAMAGE. |
| 30 | |
| 31 | # ------------------------------------------------------------------------------ |
| 32 | # Android CMake toolchain file, for use with the Android NDK r5-r10d |
| 33 | # Requires cmake 2.6.3 or newer (2.8.9 or newer is recommended). |
| 34 | # See home page: https://github.com/taka-no-me/android-cmake |
| 35 | # |
| 36 | # Usage Linux: |
| 37 | # $ export ANDROID_NDK=/absolute/path/to/the/android-ndk |
| 38 | # $ mkdir build && cd build |
| 39 | # $ cmake -DCMAKE_TOOLCHAIN_FILE=path/to/the/android.toolchain.cmake .. |
| 40 | # $ make -j8 |
| 41 | # |
| 42 | # Usage Windows: |
| 43 | # You need native port of make to build your project. |
| 44 | # Android NDK r7 (and newer) already has make.exe on board. |
| 45 | # For older NDK you have to install it separately. |
| 46 | # For example, this one: http://gnuwin32.sourceforge.net/packages/make.htm |
| 47 | # |
| 48 | # $ SET ANDROID_NDK=C:\absolute\path\to\the\android-ndk |
| 49 | # $ mkdir build && cd build |
| 50 | # $ cmake.exe -G"MinGW Makefiles" |
| 51 | # -DCMAKE_TOOLCHAIN_FILE=path\to\the\android.toolchain.cmake |
| 52 | # -DCMAKE_MAKE_PROGRAM="%ANDROID_NDK%\prebuilt\windows\bin\make.exe" .. |
| 53 | # $ cmake.exe --build . |
| 54 | # |
| 55 | # |
| 56 | # Options (can be set as cmake parameters: -D<option_name>=<value>): |
| 57 | # ANDROID_NDK=/opt/android-ndk - path to the NDK root. |
| 58 | # Can be set as environment variable. Can be set only at first cmake run. |
| 59 | # |
| 60 | # ANDROID_ABI=armeabi-v7a - specifies the target Application Binary |
| 61 | # Interface (ABI). This option nearly matches to the APP_ABI variable |
| 62 | # used by ndk-build tool from Android NDK. |
| 63 | # |
| 64 | # Possible targets are: |
| 65 | # "armeabi" - ARMv5TE based CPU with software floating point operations |
| 66 | # "armeabi-v7a" - ARMv7 based devices with hardware FPU instructions |
| 67 | # this ABI target is used by default |
| 68 | # "armeabi-v7a with NEON" - same as armeabi-v7a, but |
| 69 | # sets NEON as floating-point unit |
| 70 | # "armeabi-v7a with VFPV3" - same as armeabi-v7a, but |
| 71 | # sets VFPV3 as floating-point unit (has 32 registers instead of 16) |
| 72 | # "armeabi-v6 with VFP" - tuned for ARMv6 processors having VFP |
| 73 | # "x86" - IA-32 instruction set |
| 74 | # "mips" - MIPS32 instruction set |
| 75 | # |
| 76 | # 64-bit ABIs for NDK r10 and newer: |
| 77 | # "arm64-v8a" - ARMv8 AArch64 instruction set |
| 78 | # "x86_64" - Intel64 instruction set (r1) |
| 79 | # "mips64" - MIPS64 instruction set (r6) |
| 80 | # |
| 81 | # ANDROID_NATIVE_API_LEVEL=android-8 - level of Android API compile for. |
| 82 | # Option is read-only when standalone toolchain is used. |
| 83 | # Note: building for "android-L" requires explicit configuration. |
| 84 | # |
| 85 | # ANDROID_TOOLCHAIN_NAME=arm-linux-androideabi-4.9 - the name of compiler |
| 86 | # toolchain to be used. The list of possible values depends on the NDK |
| 87 | # version. For NDK r10c the possible values are: |
| 88 | # |
| 89 | # * aarch64-linux-android-4.9 |
| 90 | # * aarch64-linux-android-clang3.4 |
| 91 | # * aarch64-linux-android-clang3.5 |
| 92 | # * arm-linux-androideabi-4.6 |
| 93 | # * arm-linux-androideabi-4.8 |
| 94 | # * arm-linux-androideabi-4.9 (default) |
| 95 | # * arm-linux-androideabi-clang3.4 |
| 96 | # * arm-linux-androideabi-clang3.5 |
| 97 | # * mips64el-linux-android-4.9 |
| 98 | # * mips64el-linux-android-clang3.4 |
| 99 | # * mips64el-linux-android-clang3.5 |
| 100 | # * mipsel-linux-android-4.6 |
| 101 | # * mipsel-linux-android-4.8 |
| 102 | # * mipsel-linux-android-4.9 |
| 103 | # * mipsel-linux-android-clang3.4 |
| 104 | # * mipsel-linux-android-clang3.5 |
| 105 | # * x86-4.6 |
| 106 | # * x86-4.8 |
| 107 | # * x86-4.9 |
| 108 | # * x86-clang3.4 |
| 109 | # * x86-clang3.5 |
| 110 | # * x86_64-4.9 |
| 111 | # * x86_64-clang3.4 |
| 112 | # * x86_64-clang3.5 |
| 113 | # |
| 114 | # ANDROID_FORCE_ARM_BUILD=OFF - set ON to generate 32-bit ARM instructions |
| 115 | # instead of Thumb. Is not available for "armeabi-v6 with VFP" |
| 116 | # (is forced to be ON) ABI. |
| 117 | # |
| 118 | # ANDROID_NO_UNDEFINED=ON - set ON to show all undefined symbols as linker |
| 119 | # errors even if they are not used. |
| 120 | # |
| 121 | # ANDROID_SO_UNDEFINED=OFF - set ON to allow undefined symbols in shared |
| 122 | # libraries. Automatically turned for NDK r5x and r6x due to GLESv2 |
| 123 | # problems. |
| 124 | # |
| 125 | # ANDROID_STL=gnustl_static - specify the runtime to use. |
| 126 | # |
| 127 | # Possible values are: |
| 128 | # none -> Do not configure the runtime. |
| 129 | # system -> Use the default minimal system C++ runtime library. |
| 130 | # Implies -fno-rtti -fno-exceptions. |
| 131 | # Is not available for standalone toolchain. |
| 132 | # system_re -> Use the default minimal system C++ runtime library. |
| 133 | # Implies -frtti -fexceptions. |
| 134 | # Is not available for standalone toolchain. |
| 135 | # gabi++_static -> Use the GAbi++ runtime as a static library. |
| 136 | # Implies -frtti -fno-exceptions. |
| 137 | # Available for NDK r7 and newer. |
| 138 | # Is not available for standalone toolchain. |
| 139 | # gabi++_shared -> Use the GAbi++ runtime as a shared library. |
| 140 | # Implies -frtti -fno-exceptions. |
| 141 | # Available for NDK r7 and newer. |
| 142 | # Is not available for standalone toolchain. |
| 143 | # stlport_static -> Use the STLport runtime as a static library. |
| 144 | # Implies -fno-rtti -fno-exceptions for NDK before r7. |
| 145 | # Implies -frtti -fno-exceptions for NDK r7 and newer. |
| 146 | # Is not available for standalone toolchain. |
| 147 | # stlport_shared -> Use the STLport runtime as a shared library. |
| 148 | # Implies -fno-rtti -fno-exceptions for NDK before r7. |
| 149 | # Implies -frtti -fno-exceptions for NDK r7 and newer. |
| 150 | # Is not available for standalone toolchain. |
| 151 | # gnustl_static -> Use the GNU STL as a static library. |
| 152 | # Implies -frtti -fexceptions. |
| 153 | # gnustl_shared -> Use the GNU STL as a shared library. |
| 154 | # Implies -frtti -fno-exceptions. |
| 155 | # Available for NDK r7b and newer. |
| 156 | # Silently degrades to gnustl_static if not available. |
| 157 | # |
| 158 | # ANDROID_STL_FORCE_FEATURES=ON - turn rtti and exceptions support based on |
| 159 | # chosen runtime. If disabled, then the user is responsible for settings |
| 160 | # these options. |
| 161 | # |
| 162 | # What?: |
| 163 | # android-cmake toolchain searches for NDK/toolchain in the following order: |
| 164 | # ANDROID_NDK - cmake parameter |
| 165 | # ANDROID_NDK - environment variable |
| 166 | # ANDROID_STANDALONE_TOOLCHAIN - cmake parameter |
| 167 | # ANDROID_STANDALONE_TOOLCHAIN - environment variable |
| 168 | # ANDROID_NDK - default locations |
| 169 | # ANDROID_STANDALONE_TOOLCHAIN - default locations |
| 170 | # |
| 171 | # Make sure to do the following in your scripts: |
| 172 | # SET( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${my_cxx_flags}" ) |
| 173 | # SET( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${my_cxx_flags}" ) |
| 174 | # The flags will be prepopulated with critical flags, so don't loose them. |
| 175 | # Also be aware that toolchain also sets configuration-specific compiler |
| 176 | # flags and linker flags. |
| 177 | # |
| 178 | # ANDROID and BUILD_ANDROID will be set to true, you may test any of these |
| 179 | # variables to make necessary Android-specific configuration changes. |
| 180 | # |
| 181 | # Also ARMEABI or ARMEABI_V7A or X86 or MIPS or ARM64_V8A or X86_64 or MIPS64 |
| 182 | # will be set true, mutually exclusive. NEON option will be set true |
| 183 | # if VFP is set to NEON. |
| 184 | # |
| 185 | # ------------------------------------------------------------------------------ |
| 186 | |
| 187 | cmake_minimum_required( VERSION 2.6.3 ) |
| 188 | |
| 189 | if( DEFINED CMAKE_CROSSCOMPILING ) |
| 190 | # subsequent toolchain loading is not really needed |
| 191 | return() |
| 192 | endif() |
| 193 | |
| 194 | if( CMAKE_TOOLCHAIN_FILE ) |
| 195 | # touch toolchain variable to suppress "unused variable" warning |
| 196 | endif() |
| 197 | |
| 198 | # inherit settings in recursive loads |
| 199 | get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE ) |
| 200 | if( _CMAKE_IN_TRY_COMPILE ) |
| 201 | include( "${CMAKE_CURRENT_SOURCE_DIR}/../android.toolchain.config.cmake" OPTIONAL ) |
| 202 | endif() |
| 203 | |
| 204 | # this one is important |
| 205 | if( CMAKE_VERSION VERSION_GREATER "3.0.99" ) |
| 206 | set( CMAKE_SYSTEM_NAME Android ) |
| 207 | else() |
| 208 | set( CMAKE_SYSTEM_NAME Linux ) |
| 209 | endif() |
| 210 | |
| 211 | # this one not so much |
| 212 | set( CMAKE_SYSTEM_VERSION 1 ) |
| 213 | |
| 214 | # rpath makes low sense for Android |
| 215 | set( CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "" ) |
| 216 | set( CMAKE_SKIP_RPATH TRUE CACHE BOOL "If set, runtime paths are not added when using shared libraries." ) |
| 217 | |
| 218 | # NDK search paths |
| 219 | set( ANDROID_SUPPORTED_NDK_VERSIONS ${ANDROID_EXTRA_NDK_VERSIONS} -r10d -r10c -r10b -r10 -r9d -r9c -r9b -r9 -r8e -r8d -r8c -r8b -r8 -r7c -r7b -r7 -r6b -r6 -r5c -r5b -r5 "" ) |
| 220 | if( NOT DEFINED ANDROID_NDK_SEARCH_PATHS ) |
| 221 | if( CMAKE_HOST_WIN32 ) |
| 222 | file( TO_CMAKE_PATH "$ENV{PROGRAMFILES}" ANDROID_NDK_SEARCH_PATHS ) |
| 223 | set( ANDROID_NDK_SEARCH_PATHS "${ANDROID_NDK_SEARCH_PATHS}" "$ENV{SystemDrive}/NVPACK" ) |
| 224 | else() |
| 225 | file( TO_CMAKE_PATH "$ENV{HOME}" ANDROID_NDK_SEARCH_PATHS ) |
| 226 | set( ANDROID_NDK_SEARCH_PATHS /opt "${ANDROID_NDK_SEARCH_PATHS}/NVPACK" ) |
| 227 | endif() |
| 228 | endif() |
| 229 | if( NOT DEFINED ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH ) |
| 230 | set( ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH /opt/android-toolchain ) |
| 231 | endif() |
| 232 | |
| 233 | # known ABIs |
| 234 | set( ANDROID_SUPPORTED_ABIS_arm "armeabi-v7a;armeabi;armeabi-v7a with NEON;armeabi-v7a with VFPV3;armeabi-v6 with VFP" ) |
| 235 | set( ANDROID_SUPPORTED_ABIS_arm64 "arm64-v8a" ) |
| 236 | set( ANDROID_SUPPORTED_ABIS_x86 "x86" ) |
| 237 | set( ANDROID_SUPPORTED_ABIS_x86_64 "x86_64" ) |
| 238 | set( ANDROID_SUPPORTED_ABIS_mips "mips" ) |
| 239 | set( ANDROID_SUPPORTED_ABIS_mips64 "mips64" ) |
| 240 | |
| 241 | # API level defaults |
| 242 | set( ANDROID_DEFAULT_NDK_API_LEVEL 8 ) |
| 243 | set( ANDROID_DEFAULT_NDK_API_LEVEL_arm64 21 ) |
| 244 | set( ANDROID_DEFAULT_NDK_API_LEVEL_x86 9 ) |
| 245 | set( ANDROID_DEFAULT_NDK_API_LEVEL_x86_64 21 ) |
| 246 | set( ANDROID_DEFAULT_NDK_API_LEVEL_mips 9 ) |
| 247 | set( ANDROID_DEFAULT_NDK_API_LEVEL_mips64 21 ) |
| 248 | |
| 249 | |
| 250 | macro( __LIST_FILTER listvar regex ) |
| 251 | if( ${listvar} ) |
| 252 | foreach( __val ${${listvar}} ) |
| 253 | if( __val MATCHES "${regex}" ) |
| 254 | list( REMOVE_ITEM ${listvar} "${__val}" ) |
| 255 | endif() |
| 256 | endforeach() |
| 257 | endif() |
| 258 | endmacro() |
| 259 | |
| 260 | macro( __INIT_VARIABLE var_name ) |
| 261 | set( __test_path 0 ) |
| 262 | foreach( __var ${ARGN} ) |
| 263 | if( __var STREQUAL "PATH" ) |
| 264 | set( __test_path 1 ) |
| 265 | break() |
| 266 | endif() |
| 267 | endforeach() |
| 268 | |
| 269 | if( __test_path AND NOT EXISTS "${${var_name}}" ) |
| 270 | unset( ${var_name} CACHE ) |
| 271 | endif() |
| 272 | |
| 273 | if( " ${${var_name}}" STREQUAL " " ) |
| 274 | set( __values 0 ) |
| 275 | foreach( __var ${ARGN} ) |
| 276 | if( __var STREQUAL "VALUES" ) |
| 277 | set( __values 1 ) |
| 278 | elseif( NOT __var STREQUAL "PATH" ) |
| 279 | if( __var MATCHES "^ENV_.*$" ) |
| 280 | string( REPLACE "ENV_" "" __var "${__var}" ) |
| 281 | set( __value "$ENV{${__var}}" ) |
| 282 | elseif( DEFINED ${__var} ) |
| 283 | set( __value "${${__var}}" ) |
| 284 | elseif( __values ) |
| 285 | set( __value "${__var}" ) |
| 286 | else() |
| 287 | set( __value "" ) |
| 288 | endif() |
| 289 | |
| 290 | if( NOT " ${__value}" STREQUAL " " AND (NOT __test_path OR EXISTS "${__value}") ) |
| 291 | set( ${var_name} "${__value}" ) |
| 292 | break() |
| 293 | endif() |
| 294 | endif() |
| 295 | endforeach() |
| 296 | unset( __value ) |
| 297 | unset( __values ) |
| 298 | endif() |
| 299 | |
| 300 | if( __test_path ) |
| 301 | file( TO_CMAKE_PATH "${${var_name}}" ${var_name} ) |
| 302 | endif() |
| 303 | unset( __test_path ) |
| 304 | endmacro() |
| 305 | |
| 306 | macro( __DETECT_NATIVE_API_LEVEL _var _path ) |
| 307 | set( __ndkApiLevelRegex "^[\t ]*#define[\t ]+__ANDROID_API__[\t ]+([0-9]+)[\t ]*.*$" ) |
| 308 | file( STRINGS ${_path} __apiFileContent REGEX "${__ndkApiLevelRegex}" ) |
| 309 | if( NOT __apiFileContent ) |
| 310 | 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." ) |
| 311 | endif() |
| 312 | string( REGEX REPLACE "${__ndkApiLevelRegex}" "\\1" ${_var} "${__apiFileContent}" ) |
| 313 | unset( __apiFileContent ) |
| 314 | unset( __ndkApiLevelRegex ) |
| 315 | endmacro() |
| 316 | |
| 317 | macro( __DETECT_TOOLCHAIN_MACHINE_NAME _var _root ) |
| 318 | if( EXISTS "${_root}" ) |
| 319 | file( GLOB __gccExePath RELATIVE "${_root}/bin/" "${_root}/bin/*-gcc${TOOL_OS_SUFFIX}" ) |
| 320 | __LIST_FILTER( __gccExePath "^[.].*" ) |
| 321 | list( LENGTH __gccExePath __gccExePathsCount ) |
| 322 | if( NOT __gccExePathsCount EQUAL 1 AND NOT _CMAKE_IN_TRY_COMPILE ) |
| 323 | message( WARNING "Could not determine machine name for compiler from ${_root}" ) |
| 324 | set( ${_var} "" ) |
| 325 | else() |
| 326 | get_filename_component( __gccExeName "${__gccExePath}" NAME_WE ) |
| 327 | string( REPLACE "-gcc" "" ${_var} "${__gccExeName}" ) |
| 328 | endif() |
| 329 | unset( __gccExePath ) |
| 330 | unset( __gccExePathsCount ) |
| 331 | unset( __gccExeName ) |
| 332 | else() |
| 333 | set( ${_var} "" ) |
| 334 | endif() |
| 335 | endmacro() |
| 336 | |
| 337 | |
| 338 | # fight against cygwin |
| 339 | set( ANDROID_FORBID_SYGWIN TRUE CACHE BOOL "Prevent cmake from working under cygwin and using cygwin tools") |
| 340 | mark_as_advanced( ANDROID_FORBID_SYGWIN ) |
| 341 | if( ANDROID_FORBID_SYGWIN ) |
| 342 | if( CYGWIN ) |
| 343 | message( FATAL_ERROR "Android NDK and android-cmake toolchain are not welcome Cygwin. It is unlikely that this cmake toolchain will work under cygwin. But if you want to try then you can set cmake variable ANDROID_FORBID_SYGWIN to FALSE and rerun cmake." ) |
| 344 | endif() |
| 345 | |
| 346 | if( CMAKE_HOST_WIN32 ) |
| 347 | # remove cygwin from PATH |
| 348 | set( __new_path "$ENV{PATH}") |
| 349 | __LIST_FILTER( __new_path "cygwin" ) |
| 350 | set(ENV{PATH} "${__new_path}") |
| 351 | unset(__new_path) |
| 352 | endif() |
| 353 | endif() |
| 354 | |
| 355 | |
| 356 | # detect current host platform |
| 357 | if( NOT DEFINED ANDROID_NDK_HOST_X64 AND (CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "amd64|x86_64|AMD64" OR CMAKE_HOST_APPLE) ) |
| 358 | set( ANDROID_NDK_HOST_X64 1 CACHE BOOL "Try to use 64-bit compiler toolchain" ) |
| 359 | mark_as_advanced( ANDROID_NDK_HOST_X64 ) |
| 360 | endif() |
| 361 | |
| 362 | set( TOOL_OS_SUFFIX "" ) |
| 363 | if( CMAKE_HOST_APPLE ) |
| 364 | set( ANDROID_NDK_HOST_SYSTEM_NAME "darwin-x86_64" ) |
| 365 | set( ANDROID_NDK_HOST_SYSTEM_NAME2 "darwin-x86" ) |
| 366 | elseif( CMAKE_HOST_WIN32 ) |
| 367 | set( ANDROID_NDK_HOST_SYSTEM_NAME "windows-x86_64" ) |
| 368 | set( ANDROID_NDK_HOST_SYSTEM_NAME2 "windows" ) |
| 369 | set( TOOL_OS_SUFFIX ".exe" ) |
| 370 | elseif( CMAKE_HOST_UNIX ) |
| 371 | set( ANDROID_NDK_HOST_SYSTEM_NAME "linux-x86_64" ) |
| 372 | set( ANDROID_NDK_HOST_SYSTEM_NAME2 "linux-x86" ) |
| 373 | else() |
| 374 | message( FATAL_ERROR "Cross-compilation on your platform is not supported by this cmake toolchain" ) |
| 375 | endif() |
| 376 | |
| 377 | if( NOT ANDROID_NDK_HOST_X64 ) |
| 378 | set( ANDROID_NDK_HOST_SYSTEM_NAME ${ANDROID_NDK_HOST_SYSTEM_NAME2} ) |
| 379 | endif() |
| 380 | |
| 381 | # see if we have path to Android NDK |
| 382 | if( NOT ANDROID_NDK AND NOT ANDROID_STANDALONE_TOOLCHAIN ) |
| 383 | __INIT_VARIABLE( ANDROID_NDK PATH ENV_ANDROID_NDK ) |
| 384 | endif() |
| 385 | if( NOT ANDROID_NDK ) |
| 386 | # see if we have path to Android standalone toolchain |
| 387 | __INIT_VARIABLE( ANDROID_STANDALONE_TOOLCHAIN PATH ENV_ANDROID_STANDALONE_TOOLCHAIN ) |
| 388 | |
| 389 | if( NOT ANDROID_STANDALONE_TOOLCHAIN ) |
| 390 | #try to find Android NDK in one of the the default locations |
| 391 | set( __ndkSearchPaths ) |
| 392 | foreach( __ndkSearchPath ${ANDROID_NDK_SEARCH_PATHS} ) |
| 393 | foreach( suffix ${ANDROID_SUPPORTED_NDK_VERSIONS} ) |
| 394 | list( APPEND __ndkSearchPaths "${__ndkSearchPath}/android-ndk${suffix}" ) |
| 395 | endforeach() |
| 396 | endforeach() |
| 397 | __INIT_VARIABLE( ANDROID_NDK PATH VALUES ${__ndkSearchPaths} ) |
| 398 | unset( __ndkSearchPaths ) |
| 399 | |
| 400 | if( ANDROID_NDK ) |
| 401 | message( STATUS "Using default path for Android NDK: ${ANDROID_NDK}" ) |
| 402 | message( STATUS " If you prefer to use a different location, please define a cmake or environment variable: ANDROID_NDK" ) |
| 403 | else() |
| 404 | #try to find Android standalone toolchain in one of the the default locations |
| 405 | __INIT_VARIABLE( ANDROID_STANDALONE_TOOLCHAIN PATH ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH ) |
| 406 | |
| 407 | if( ANDROID_STANDALONE_TOOLCHAIN ) |
| 408 | message( STATUS "Using default path for standalone toolchain ${ANDROID_STANDALONE_TOOLCHAIN}" ) |
| 409 | message( STATUS " If you prefer to use a different location, please define the variable: ANDROID_STANDALONE_TOOLCHAIN" ) |
| 410 | endif( ANDROID_STANDALONE_TOOLCHAIN ) |
| 411 | endif( ANDROID_NDK ) |
| 412 | endif( NOT ANDROID_STANDALONE_TOOLCHAIN ) |
| 413 | endif( NOT ANDROID_NDK ) |
| 414 | |
| 415 | # remember found paths |
| 416 | if( ANDROID_NDK ) |
| 417 | get_filename_component( ANDROID_NDK "${ANDROID_NDK}" ABSOLUTE ) |
| 418 | set( ANDROID_NDK "${ANDROID_NDK}" CACHE INTERNAL "Path of the Android NDK" FORCE ) |
| 419 | set( BUILD_WITH_ANDROID_NDK True ) |
| 420 | if( EXISTS "${ANDROID_NDK}/RELEASE.TXT" ) |
| 421 | file( STRINGS "${ANDROID_NDK}/RELEASE.TXT" ANDROID_NDK_RELEASE_FULL LIMIT_COUNT 1 REGEX "r[0-9]+[a-z]?" ) |
| 422 | string( REGEX MATCH "r([0-9]+)([a-z]?)" ANDROID_NDK_RELEASE "${ANDROID_NDK_RELEASE_FULL}" ) |
| 423 | else() |
| 424 | set( ANDROID_NDK_RELEASE "r1x" ) |
| 425 | set( ANDROID_NDK_RELEASE_FULL "unreleased" ) |
| 426 | endif() |
| 427 | string( REGEX REPLACE "r([0-9]+)([a-z]?)" "\\1*1000" ANDROID_NDK_RELEASE_NUM "${ANDROID_NDK_RELEASE}" ) |
| 428 | string( FIND " abcdefghijklmnopqastuvwxyz" "${CMAKE_MATCH_2}" __ndkReleaseLetterNum ) |
| 429 | math( EXPR ANDROID_NDK_RELEASE_NUM "${ANDROID_NDK_RELEASE_NUM}+${__ndkReleaseLetterNum}" ) |
| 430 | elseif( ANDROID_STANDALONE_TOOLCHAIN ) |
| 431 | get_filename_component( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" ABSOLUTE ) |
| 432 | # try to detect change |
| 433 | if( CMAKE_AR ) |
| 434 | string( LENGTH "${ANDROID_STANDALONE_TOOLCHAIN}" __length ) |
| 435 | string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidStandaloneToolchainPreviousPath ) |
| 436 | if( NOT __androidStandaloneToolchainPreviousPath STREQUAL ANDROID_STANDALONE_TOOLCHAIN ) |
| 437 | message( FATAL_ERROR "It is not possible to change path to the Android standalone toolchain on subsequent run." ) |
| 438 | endif() |
| 439 | unset( __androidStandaloneToolchainPreviousPath ) |
| 440 | unset( __length ) |
| 441 | endif() |
| 442 | set( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" CACHE INTERNAL "Path of the Android standalone toolchain" FORCE ) |
| 443 | set( BUILD_WITH_STANDALONE_TOOLCHAIN True ) |
| 444 | else() |
| 445 | list(GET ANDROID_NDK_SEARCH_PATHS 0 ANDROID_NDK_SEARCH_PATH) |
| 446 | message( FATAL_ERROR "Could not find neither Android NDK nor Android standalone toolchain. |
| 447 | You should either set an environment variable: |
| 448 | export ANDROID_NDK=~/my-android-ndk |
| 449 | or |
| 450 | export ANDROID_STANDALONE_TOOLCHAIN=~/my-android-toolchain |
| 451 | or put the toolchain or NDK in the default path: |
| 452 | sudo ln -s ~/my-android-ndk ${ANDROID_NDK_SEARCH_PATH}/android-ndk |
| 453 | sudo ln -s ~/my-android-toolchain ${ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH}" ) |
| 454 | endif() |
| 455 | |
| 456 | # android NDK layout |
| 457 | if( BUILD_WITH_ANDROID_NDK ) |
| 458 | if( NOT DEFINED ANDROID_NDK_LAYOUT ) |
| 459 | # try to automatically detect the layout |
| 460 | if( EXISTS "${ANDROID_NDK}/RELEASE.TXT") |
| 461 | set( ANDROID_NDK_LAYOUT "RELEASE" ) |
| 462 | elseif( EXISTS "${ANDROID_NDK}/../../linux-x86/toolchain/" ) |
| 463 | set( ANDROID_NDK_LAYOUT "LINARO" ) |
| 464 | elseif( EXISTS "${ANDROID_NDK}/../../gcc/" ) |
| 465 | set( ANDROID_NDK_LAYOUT "ANDROID" ) |
| 466 | endif() |
| 467 | endif() |
| 468 | set( ANDROID_NDK_LAYOUT "${ANDROID_NDK_LAYOUT}" CACHE STRING "The inner layout of NDK" ) |
| 469 | mark_as_advanced( ANDROID_NDK_LAYOUT ) |
| 470 | if( ANDROID_NDK_LAYOUT STREQUAL "LINARO" ) |
| 471 | set( ANDROID_NDK_HOST_SYSTEM_NAME ${ANDROID_NDK_HOST_SYSTEM_NAME2} ) # only 32-bit at the moment |
| 472 | set( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK}/../../${ANDROID_NDK_HOST_SYSTEM_NAME}/toolchain" ) |
| 473 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH "" ) |
| 474 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH2 "" ) |
| 475 | elseif( ANDROID_NDK_LAYOUT STREQUAL "ANDROID" ) |
| 476 | set( ANDROID_NDK_HOST_SYSTEM_NAME ${ANDROID_NDK_HOST_SYSTEM_NAME2} ) # only 32-bit at the moment |
| 477 | set( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK}/../../gcc/${ANDROID_NDK_HOST_SYSTEM_NAME}/arm" ) |
| 478 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH "" ) |
| 479 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH2 "" ) |
| 480 | else() # ANDROID_NDK_LAYOUT STREQUAL "RELEASE" |
| 481 | set( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK}/toolchains" ) |
| 482 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH "/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" ) |
| 483 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH2 "/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME2}" ) |
| 484 | endif() |
| 485 | get_filename_component( ANDROID_NDK_TOOLCHAINS_PATH "${ANDROID_NDK_TOOLCHAINS_PATH}" ABSOLUTE ) |
| 486 | |
| 487 | # try to detect change of NDK |
| 488 | if( CMAKE_AR ) |
| 489 | string( LENGTH "${ANDROID_NDK_TOOLCHAINS_PATH}" __length ) |
| 490 | string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidNdkPreviousPath ) |
| 491 | if( NOT __androidNdkPreviousPath STREQUAL ANDROID_NDK_TOOLCHAINS_PATH ) |
| 492 | message( FATAL_ERROR "It is not possible to change the path to the NDK on subsequent CMake run. You must remove all generated files from your build folder first. |
| 493 | " ) |
| 494 | endif() |
| 495 | unset( __androidNdkPreviousPath ) |
| 496 | unset( __length ) |
| 497 | endif() |
| 498 | endif() |
| 499 | |
| 500 | |
| 501 | # get all the details about standalone toolchain |
| 502 | if( BUILD_WITH_STANDALONE_TOOLCHAIN ) |
| 503 | __DETECT_NATIVE_API_LEVEL( ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_STANDALONE_TOOLCHAIN}/sysroot/usr/include/android/api-level.h" ) |
| 504 | set( ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) |
| 505 | set( __availableToolchains "standalone" ) |
| 506 | __DETECT_TOOLCHAIN_MACHINE_NAME( __availableToolchainMachines "${ANDROID_STANDALONE_TOOLCHAIN}" ) |
| 507 | if( NOT __availableToolchainMachines ) |
| 508 | message( FATAL_ERROR "Could not determine machine name of your toolchain. Probably your Android standalone toolchain is broken." ) |
| 509 | endif() |
| 510 | if( __availableToolchainMachines MATCHES x86_64 ) |
| 511 | set( __availableToolchainArchs "x86_64" ) |
| 512 | elseif( __availableToolchainMachines MATCHES i686 ) |
| 513 | set( __availableToolchainArchs "x86" ) |
| 514 | elseif( __availableToolchainMachines MATCHES aarch64 ) |
| 515 | set( __availableToolchainArchs "arm64" ) |
| 516 | elseif( __availableToolchainMachines MATCHES arm ) |
| 517 | set( __availableToolchainArchs "arm" ) |
| 518 | elseif( __availableToolchainMachines MATCHES mips64el ) |
| 519 | set( __availableToolchainArchs "mips64" ) |
| 520 | elseif( __availableToolchainMachines MATCHES mipsel ) |
| 521 | set( __availableToolchainArchs "mips" ) |
| 522 | endif() |
| 523 | execute_process( COMMAND "${ANDROID_STANDALONE_TOOLCHAIN}/bin/${__availableToolchainMachines}-gcc${TOOL_OS_SUFFIX}" -dumpversion |
| 524 | OUTPUT_VARIABLE __availableToolchainCompilerVersions OUTPUT_STRIP_TRAILING_WHITESPACE ) |
| 525 | string( REGEX MATCH "[0-9]+[.][0-9]+([.][0-9]+)?" __availableToolchainCompilerVersions "${__availableToolchainCompilerVersions}" ) |
| 526 | if( EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/bin/clang${TOOL_OS_SUFFIX}" ) |
| 527 | list( APPEND __availableToolchains "standalone-clang" ) |
| 528 | list( APPEND __availableToolchainMachines ${__availableToolchainMachines} ) |
| 529 | list( APPEND __availableToolchainArchs ${__availableToolchainArchs} ) |
| 530 | list( APPEND __availableToolchainCompilerVersions ${__availableToolchainCompilerVersions} ) |
| 531 | endif() |
| 532 | endif() |
| 533 | |
| 534 | macro( __GLOB_NDK_TOOLCHAINS __availableToolchainsVar __availableToolchainsLst __toolchain_subpath ) |
| 535 | foreach( __toolchain ${${__availableToolchainsLst}} ) |
| 536 | if( "${__toolchain}" MATCHES "-clang3[.][0-9]$" AND NOT EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/${__toolchain}${__toolchain_subpath}" ) |
| 537 | SET( __toolchainVersionRegex "^TOOLCHAIN_VERSION[\t ]+:=[\t ]+(.*)$" ) |
| 538 | FILE( STRINGS "${ANDROID_NDK_TOOLCHAINS_PATH}/${__toolchain}/setup.mk" __toolchainVersionStr REGEX "${__toolchainVersionRegex}" ) |
| 539 | if( __toolchainVersionStr ) |
| 540 | string( REGEX REPLACE "${__toolchainVersionRegex}" "\\1" __toolchainVersionStr "${__toolchainVersionStr}" ) |
| 541 | string( REGEX REPLACE "-clang3[.][0-9]$" "-${__toolchainVersionStr}" __gcc_toolchain "${__toolchain}" ) |
| 542 | else() |
| 543 | string( REGEX REPLACE "-clang3[.][0-9]$" "-4.6" __gcc_toolchain "${__toolchain}" ) |
| 544 | endif() |
| 545 | unset( __toolchainVersionStr ) |
| 546 | unset( __toolchainVersionRegex ) |
| 547 | else() |
| 548 | set( __gcc_toolchain "${__toolchain}" ) |
| 549 | endif() |
| 550 | __DETECT_TOOLCHAIN_MACHINE_NAME( __machine "${ANDROID_NDK_TOOLCHAINS_PATH}/${__gcc_toolchain}${__toolchain_subpath}" ) |
| 551 | if( __machine ) |
| 552 | string( REGEX MATCH "[0-9]+[.][0-9]+([.][0-9x]+)?$" __version "${__gcc_toolchain}" ) |
| 553 | if( __machine MATCHES x86_64 ) |
| 554 | set( __arch "x86_64" ) |
| 555 | elseif( __machine MATCHES i686 ) |
| 556 | set( __arch "x86" ) |
| 557 | elseif( __machine MATCHES aarch64 ) |
| 558 | set( __arch "arm64" ) |
| 559 | elseif( __machine MATCHES arm ) |
| 560 | set( __arch "arm" ) |
| 561 | elseif( __machine MATCHES mips64el ) |
| 562 | set( __arch "mips64" ) |
| 563 | elseif( __machine MATCHES mipsel ) |
| 564 | set( __arch "mips" ) |
| 565 | else() |
| 566 | set( __arch "" ) |
| 567 | endif() |
| 568 | #message("machine: !${__machine}!\narch: !${__arch}!\nversion: !${__version}!\ntoolchain: !${__toolchain}!\n") |
| 569 | if (__arch) |
| 570 | list( APPEND __availableToolchainMachines "${__machine}" ) |
| 571 | list( APPEND __availableToolchainArchs "${__arch}" ) |
| 572 | list( APPEND __availableToolchainCompilerVersions "${__version}" ) |
| 573 | list( APPEND ${__availableToolchainsVar} "${__toolchain}" ) |
| 574 | endif() |
| 575 | endif() |
| 576 | unset( __gcc_toolchain ) |
| 577 | endforeach() |
| 578 | endmacro() |
| 579 | |
| 580 | # get all the details about NDK |
| 581 | if( BUILD_WITH_ANDROID_NDK ) |
| 582 | file( GLOB ANDROID_SUPPORTED_NATIVE_API_LEVELS RELATIVE "${ANDROID_NDK}/platforms" "${ANDROID_NDK}/platforms/android-*" ) |
| 583 | string( REPLACE "android-" "" ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_SUPPORTED_NATIVE_API_LEVELS}" ) |
| 584 | set( __availableToolchains "" ) |
| 585 | set( __availableToolchainMachines "" ) |
| 586 | set( __availableToolchainArchs "" ) |
| 587 | set( __availableToolchainCompilerVersions "" ) |
| 588 | if( ANDROID_TOOLCHAIN_NAME AND EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_TOOLCHAIN_NAME}/" ) |
| 589 | # do not go through all toolchains if we know the name |
| 590 | set( __availableToolchainsLst "${ANDROID_TOOLCHAIN_NAME}" ) |
| 591 | __GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH}" ) |
| 592 | if( NOT __availableToolchains AND NOT ANDROID_NDK_TOOLCHAINS_SUBPATH STREQUAL ANDROID_NDK_TOOLCHAINS_SUBPATH2 ) |
| 593 | __GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH2}" ) |
| 594 | if( __availableToolchains ) |
| 595 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH ${ANDROID_NDK_TOOLCHAINS_SUBPATH2} ) |
| 596 | endif() |
| 597 | endif() |
| 598 | endif() |
| 599 | if( NOT __availableToolchains ) |
| 600 | file( GLOB __availableToolchainsLst RELATIVE "${ANDROID_NDK_TOOLCHAINS_PATH}" "${ANDROID_NDK_TOOLCHAINS_PATH}/*" ) |
| 601 | if( __availableToolchains ) |
| 602 | list(SORT __availableToolchainsLst) # we need clang to go after gcc |
| 603 | endif() |
| 604 | __LIST_FILTER( __availableToolchainsLst "^[.]" ) |
| 605 | __LIST_FILTER( __availableToolchainsLst "llvm" ) |
| 606 | __LIST_FILTER( __availableToolchainsLst "renderscript" ) |
| 607 | __GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH}" ) |
| 608 | if( NOT __availableToolchains AND NOT ANDROID_NDK_TOOLCHAINS_SUBPATH STREQUAL ANDROID_NDK_TOOLCHAINS_SUBPATH2 ) |
| 609 | __GLOB_NDK_TOOLCHAINS( __availableToolchains __availableToolchainsLst "${ANDROID_NDK_TOOLCHAINS_SUBPATH2}" ) |
| 610 | if( __availableToolchains ) |
| 611 | set( ANDROID_NDK_TOOLCHAINS_SUBPATH ${ANDROID_NDK_TOOLCHAINS_SUBPATH2} ) |
| 612 | endif() |
| 613 | endif() |
| 614 | endif() |
| 615 | if( NOT __availableToolchains ) |
| 616 | message( FATAL_ERROR "Could not find any working toolchain in the NDK. Probably your Android NDK is broken." ) |
| 617 | endif() |
| 618 | endif() |
| 619 | |
| 620 | # build list of available ABIs |
| 621 | set( ANDROID_SUPPORTED_ABIS "" ) |
| 622 | set( __uniqToolchainArchNames ${__availableToolchainArchs} ) |
| 623 | list( REMOVE_DUPLICATES __uniqToolchainArchNames ) |
| 624 | list( SORT __uniqToolchainArchNames ) |
| 625 | foreach( __arch ${__uniqToolchainArchNames} ) |
| 626 | list( APPEND ANDROID_SUPPORTED_ABIS ${ANDROID_SUPPORTED_ABIS_${__arch}} ) |
| 627 | endforeach() |
| 628 | unset( __uniqToolchainArchNames ) |
| 629 | if( NOT ANDROID_SUPPORTED_ABIS ) |
| 630 | message( FATAL_ERROR "No one of known Android ABIs is supported by this cmake toolchain." ) |
| 631 | endif() |
| 632 | |
| 633 | # choose target ABI |
| 634 | __INIT_VARIABLE( ANDROID_ABI VALUES ${ANDROID_SUPPORTED_ABIS} ) |
| 635 | # verify that target ABI is supported |
| 636 | list( FIND ANDROID_SUPPORTED_ABIS "${ANDROID_ABI}" __androidAbiIdx ) |
| 637 | if( __androidAbiIdx EQUAL -1 ) |
| 638 | string( REPLACE ";" "\", \"" PRINTABLE_ANDROID_SUPPORTED_ABIS "${ANDROID_SUPPORTED_ABIS}" ) |
| 639 | message( FATAL_ERROR "Specified ANDROID_ABI = \"${ANDROID_ABI}\" is not supported by this cmake toolchain or your NDK/toolchain. |
| 640 | Supported values are: \"${PRINTABLE_ANDROID_SUPPORTED_ABIS}\" |
| 641 | " ) |
| 642 | endif() |
| 643 | unset( __androidAbiIdx ) |
| 644 | |
| 645 | # set target ABI options |
| 646 | if( ANDROID_ABI STREQUAL "x86" ) |
| 647 | set( X86 true ) |
| 648 | set( ANDROID_NDK_ABI_NAME "x86" ) |
| 649 | set( ANDROID_ARCH_NAME "x86" ) |
| 650 | set( ANDROID_LLVM_TRIPLE "i686-none-linux-android" ) |
| 651 | set( CMAKE_SYSTEM_PROCESSOR "i686" ) |
| 652 | elseif( ANDROID_ABI STREQUAL "x86_64" ) |
| 653 | set( X86 true ) |
| 654 | set( X86_64 true ) |
| 655 | set( ANDROID_NDK_ABI_NAME "x86_64" ) |
| 656 | set( ANDROID_ARCH_NAME "x86_64" ) |
| 657 | set( CMAKE_SYSTEM_PROCESSOR "x86_64" ) |
| 658 | set( ANDROID_LLVM_TRIPLE "x86_64-none-linux-android" ) |
| 659 | elseif( ANDROID_ABI STREQUAL "mips64" ) |
| 660 | set( MIPS64 true ) |
| 661 | set( ANDROID_NDK_ABI_NAME "mips64" ) |
| 662 | set( ANDROID_ARCH_NAME "mips64" ) |
| 663 | set( ANDROID_LLVM_TRIPLE "mips64el-none-linux-android" ) |
| 664 | set( CMAKE_SYSTEM_PROCESSOR "mips64" ) |
| 665 | elseif( ANDROID_ABI STREQUAL "mips" ) |
| 666 | set( MIPS true ) |
| 667 | set( ANDROID_NDK_ABI_NAME "mips" ) |
| 668 | set( ANDROID_ARCH_NAME "mips" ) |
| 669 | set( ANDROID_LLVM_TRIPLE "mipsel-none-linux-android" ) |
| 670 | set( CMAKE_SYSTEM_PROCESSOR "mips" ) |
| 671 | elseif( ANDROID_ABI STREQUAL "arm64-v8a" ) |
| 672 | set( ARM64_V8A true ) |
| 673 | set( ANDROID_NDK_ABI_NAME "arm64-v8a" ) |
| 674 | set( ANDROID_ARCH_NAME "arm64" ) |
| 675 | set( ANDROID_LLVM_TRIPLE "aarch64-none-linux-android" ) |
| 676 | set( CMAKE_SYSTEM_PROCESSOR "aarch64" ) |
| 677 | set( VFPV3 true ) |
| 678 | set( NEON true ) |
| 679 | elseif( ANDROID_ABI STREQUAL "armeabi" ) |
| 680 | set( ARMEABI true ) |
| 681 | set( ANDROID_NDK_ABI_NAME "armeabi" ) |
| 682 | set( ANDROID_ARCH_NAME "arm" ) |
| 683 | set( ANDROID_LLVM_TRIPLE "armv5te-none-linux-androideabi" ) |
| 684 | set( CMAKE_SYSTEM_PROCESSOR "armv5te" ) |
| 685 | elseif( ANDROID_ABI STREQUAL "armeabi-v6 with VFP" ) |
| 686 | set( ARMEABI_V6 true ) |
| 687 | set( ANDROID_NDK_ABI_NAME "armeabi" ) |
| 688 | set( ANDROID_ARCH_NAME "arm" ) |
| 689 | set( ANDROID_LLVM_TRIPLE "armv5te-none-linux-androideabi" ) |
| 690 | set( CMAKE_SYSTEM_PROCESSOR "armv6" ) |
| 691 | # need always fallback to older platform |
| 692 | set( ARMEABI true ) |
| 693 | elseif( ANDROID_ABI STREQUAL "armeabi-v7a") |
| 694 | set( ARMEABI_V7A true ) |
| 695 | set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) |
| 696 | set( ANDROID_ARCH_NAME "arm" ) |
| 697 | set( ANDROID_LLVM_TRIPLE "armv7-none-linux-androideabi" ) |
| 698 | set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) |
| 699 | elseif( ANDROID_ABI STREQUAL "armeabi-v7a with VFPV3" ) |
| 700 | set( ARMEABI_V7A true ) |
| 701 | set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) |
| 702 | set( ANDROID_ARCH_NAME "arm" ) |
| 703 | set( ANDROID_LLVM_TRIPLE "armv7-none-linux-androideabi" ) |
| 704 | set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) |
| 705 | set( VFPV3 true ) |
| 706 | elseif( ANDROID_ABI STREQUAL "armeabi-v7a with NEON" ) |
| 707 | set( ARMEABI_V7A true ) |
| 708 | set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) |
| 709 | set( ANDROID_ARCH_NAME "arm" ) |
| 710 | set( ANDROID_LLVM_TRIPLE "armv7-none-linux-androideabi" ) |
| 711 | set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) |
| 712 | set( VFPV3 true ) |
| 713 | set( NEON true ) |
| 714 | else() |
| 715 | message( SEND_ERROR "Unknown ANDROID_ABI=\"${ANDROID_ABI}\" is specified." ) |
| 716 | endif() |
| 717 | |
| 718 | if( CMAKE_BINARY_DIR AND EXISTS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake" ) |
| 719 | # really dirty hack |
| 720 | # it is not possible to change CMAKE_SYSTEM_PROCESSOR after the first run... |
| 721 | file( APPEND "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake" "SET(CMAKE_SYSTEM_PROCESSOR \"${CMAKE_SYSTEM_PROCESSOR}\")\n" ) |
| 722 | endif() |
| 723 | |
| 724 | if( ANDROID_ARCH_NAME STREQUAL "arm" AND NOT ARMEABI_V6 ) |
| 725 | __INIT_VARIABLE( ANDROID_FORCE_ARM_BUILD VALUES OFF ) |
| 726 | set( ANDROID_FORCE_ARM_BUILD ${ANDROID_FORCE_ARM_BUILD} CACHE BOOL "Use 32-bit ARM instructions instead of Thumb-1" FORCE ) |
| 727 | mark_as_advanced( ANDROID_FORCE_ARM_BUILD ) |
| 728 | else() |
| 729 | unset( ANDROID_FORCE_ARM_BUILD CACHE ) |
| 730 | endif() |
| 731 | |
| 732 | # choose toolchain |
| 733 | if( ANDROID_TOOLCHAIN_NAME ) |
| 734 | list( FIND __availableToolchains "${ANDROID_TOOLCHAIN_NAME}" __toolchainIdx ) |
| 735 | if( __toolchainIdx EQUAL -1 ) |
| 736 | list( SORT __availableToolchains ) |
| 737 | string( REPLACE ";" "\n * " toolchains_list "${__availableToolchains}" ) |
| 738 | set( toolchains_list " * ${toolchains_list}") |
| 739 | message( FATAL_ERROR "Specified toolchain \"${ANDROID_TOOLCHAIN_NAME}\" is missing in your NDK or broken. Please verify that your NDK is working or select another compiler toolchain. |
| 740 | To configure the toolchain set CMake variable ANDROID_TOOLCHAIN_NAME to one of the following values:\n${toolchains_list}\n" ) |
| 741 | endif() |
| 742 | list( GET __availableToolchainArchs ${__toolchainIdx} __toolchainArch ) |
| 743 | if( NOT __toolchainArch STREQUAL ANDROID_ARCH_NAME ) |
| 744 | message( SEND_ERROR "Selected toolchain \"${ANDROID_TOOLCHAIN_NAME}\" is not able to compile binaries for the \"${ANDROID_ARCH_NAME}\" platform." ) |
| 745 | endif() |
| 746 | else() |
| 747 | set( __toolchainIdx -1 ) |
| 748 | set( __applicableToolchains "" ) |
| 749 | set( __toolchainMaxVersion "0.0.0" ) |
| 750 | list( LENGTH __availableToolchains __availableToolchainsCount ) |
| 751 | math( EXPR __availableToolchainsCount "${__availableToolchainsCount}-1" ) |
| 752 | foreach( __idx RANGE ${__availableToolchainsCount} ) |
| 753 | list( GET __availableToolchainArchs ${__idx} __toolchainArch ) |
| 754 | if( __toolchainArch STREQUAL ANDROID_ARCH_NAME ) |
| 755 | list( GET __availableToolchainCompilerVersions ${__idx} __toolchainVersion ) |
| 756 | string( REPLACE "x" "99" __toolchainVersion "${__toolchainVersion}") |
| 757 | if( __toolchainVersion VERSION_GREATER __toolchainMaxVersion ) |
| 758 | set( __toolchainMaxVersion "${__toolchainVersion}" ) |
| 759 | set( __toolchainIdx ${__idx} ) |
| 760 | endif() |
| 761 | endif() |
| 762 | endforeach() |
| 763 | unset( __availableToolchainsCount ) |
| 764 | unset( __toolchainMaxVersion ) |
| 765 | unset( __toolchainVersion ) |
| 766 | endif() |
| 767 | unset( __toolchainArch ) |
| 768 | if( __toolchainIdx EQUAL -1 ) |
| 769 | message( FATAL_ERROR "No one of available compiler toolchains is able to compile for ${ANDROID_ARCH_NAME} platform." ) |
| 770 | endif() |
| 771 | list( GET __availableToolchains ${__toolchainIdx} ANDROID_TOOLCHAIN_NAME ) |
| 772 | list( GET __availableToolchainMachines ${__toolchainIdx} ANDROID_TOOLCHAIN_MACHINE_NAME ) |
| 773 | list( GET __availableToolchainCompilerVersions ${__toolchainIdx} ANDROID_COMPILER_VERSION ) |
| 774 | |
| 775 | unset( __toolchainIdx ) |
| 776 | unset( __availableToolchains ) |
| 777 | unset( __availableToolchainMachines ) |
| 778 | unset( __availableToolchainArchs ) |
| 779 | unset( __availableToolchainCompilerVersions ) |
| 780 | |
| 781 | # choose native API level |
| 782 | __INIT_VARIABLE( ANDROID_NATIVE_API_LEVEL ENV_ANDROID_NATIVE_API_LEVEL ANDROID_API_LEVEL ENV_ANDROID_API_LEVEL ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME} ANDROID_DEFAULT_NDK_API_LEVEL ) |
| 783 | string( REPLACE "android-" "" ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" ) |
| 784 | string( STRIP "${ANDROID_NATIVE_API_LEVEL}" ANDROID_NATIVE_API_LEVEL ) |
| 785 | # adjust API level |
| 786 | set( __real_api_level ${ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME}} ) |
| 787 | foreach( __level ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) |
| 788 | if( (__level LESS ANDROID_NATIVE_API_LEVEL OR __level STREQUAL ANDROID_NATIVE_API_LEVEL) AND NOT __level LESS __real_api_level ) |
| 789 | set( __real_api_level ${__level} ) |
| 790 | endif() |
| 791 | endforeach() |
| 792 | if( __real_api_level AND NOT ANDROID_NATIVE_API_LEVEL STREQUAL __real_api_level ) |
| 793 | message( STATUS "Adjusting Android API level 'android-${ANDROID_NATIVE_API_LEVEL}' to 'android-${__real_api_level}'") |
| 794 | set( ANDROID_NATIVE_API_LEVEL ${__real_api_level} ) |
| 795 | endif() |
| 796 | unset(__real_api_level) |
| 797 | # validate |
| 798 | list( FIND ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_NATIVE_API_LEVEL}" __levelIdx ) |
| 799 | if( __levelIdx EQUAL -1 ) |
| 800 | message( SEND_ERROR "Specified Android native API level 'android-${ANDROID_NATIVE_API_LEVEL}' is not supported by your NDK/toolchain." ) |
| 801 | else() |
| 802 | if( BUILD_WITH_ANDROID_NDK ) |
| 803 | __DETECT_NATIVE_API_LEVEL( __realApiLevel "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}/usr/include/android/api-level.h" ) |
| 804 | if( NOT __realApiLevel EQUAL ANDROID_NATIVE_API_LEVEL AND NOT __realApiLevel GREATER 9000 ) |
| 805 | 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." ) |
| 806 | endif() |
| 807 | unset( __realApiLevel ) |
| 808 | endif() |
| 809 | set( ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" CACHE STRING "Android API level for native code" FORCE ) |
| 810 | set( CMAKE_ANDROID_API ${ANDROID_NATIVE_API_LEVEL} ) |
| 811 | if( CMAKE_VERSION VERSION_GREATER "2.8" ) |
| 812 | list( SORT ANDROID_SUPPORTED_NATIVE_API_LEVELS ) |
| 813 | set_property( CACHE ANDROID_NATIVE_API_LEVEL PROPERTY STRINGS ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) |
| 814 | endif() |
| 815 | endif() |
| 816 | unset( __levelIdx ) |
| 817 | |
| 818 | |
| 819 | # remember target ABI |
| 820 | set( ANDROID_ABI "${ANDROID_ABI}" CACHE STRING "The target ABI for Android. If arm, then armeabi-v7a is recommended for hardware floating point." FORCE ) |
| 821 | if( CMAKE_VERSION VERSION_GREATER "2.8" ) |
| 822 | list( SORT ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_NAME} ) |
| 823 | set_property( CACHE ANDROID_ABI PROPERTY STRINGS ${ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_NAME}} ) |
| 824 | endif() |
| 825 | |
| 826 | |
| 827 | # runtime choice (STL, rtti, exceptions) |
| 828 | if( NOT ANDROID_STL ) |
| 829 | set( ANDROID_STL gnustl_static ) |
| 830 | endif() |
| 831 | set( ANDROID_STL "${ANDROID_STL}" CACHE STRING "C++ runtime" ) |
| 832 | set( ANDROID_STL_FORCE_FEATURES ON CACHE BOOL "automatically configure rtti and exceptions support based on C++ runtime" ) |
| 833 | mark_as_advanced( ANDROID_STL ANDROID_STL_FORCE_FEATURES ) |
| 834 | |
| 835 | if( BUILD_WITH_ANDROID_NDK ) |
| 836 | if( NOT "${ANDROID_STL}" MATCHES "^(none|system|system_re|gabi\\+\\+_static|gabi\\+\\+_shared|stlport_static|stlport_shared|gnustl_static|gnustl_shared)$") |
| 837 | message( FATAL_ERROR "ANDROID_STL is set to invalid value \"${ANDROID_STL}\". |
| 838 | The possible values are: |
| 839 | none -> Do not configure the runtime. |
| 840 | system -> Use the default minimal system C++ runtime library. |
| 841 | system_re -> Same as system but with rtti and exceptions. |
| 842 | gabi++_static -> Use the GAbi++ runtime as a static library. |
| 843 | gabi++_shared -> Use the GAbi++ runtime as a shared library. |
| 844 | stlport_static -> Use the STLport runtime as a static library. |
| 845 | stlport_shared -> Use the STLport runtime as a shared library. |
| 846 | gnustl_static -> (default) Use the GNU STL as a static library. |
| 847 | gnustl_shared -> Use the GNU STL as a shared library. |
| 848 | " ) |
| 849 | endif() |
| 850 | elseif( BUILD_WITH_STANDALONE_TOOLCHAIN ) |
| 851 | if( NOT "${ANDROID_STL}" MATCHES "^(none|gnustl_static|gnustl_shared)$") |
| 852 | message( FATAL_ERROR "ANDROID_STL is set to invalid value \"${ANDROID_STL}\". |
| 853 | The possible values are: |
| 854 | none -> Do not configure the runtime. |
| 855 | gnustl_static -> (default) Use the GNU STL as a static library. |
| 856 | gnustl_shared -> Use the GNU STL as a shared library. |
| 857 | " ) |
| 858 | endif() |
| 859 | endif() |
| 860 | |
| 861 | unset( ANDROID_RTTI ) |
| 862 | unset( ANDROID_EXCEPTIONS ) |
| 863 | unset( ANDROID_STL_INCLUDE_DIRS ) |
| 864 | unset( __libstl ) |
| 865 | unset( __libsupcxx ) |
| 866 | |
| 867 | if( NOT _CMAKE_IN_TRY_COMPILE AND ANDROID_NDK_RELEASE STREQUAL "r7b" AND ARMEABI_V7A AND NOT VFPV3 AND ANDROID_STL MATCHES "gnustl" ) |
| 868 | 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). |
| 869 | You are strongly recommended to switch to another NDK release. |
| 870 | " ) |
| 871 | endif() |
| 872 | |
| 873 | if( NOT _CMAKE_IN_TRY_COMPILE AND X86 AND ANDROID_STL MATCHES "gnustl" AND ANDROID_NDK_RELEASE STREQUAL "r6" ) |
| 874 | 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: |
| 875 | See https://android.googlesource.com/platform/development.git f907f4f9d4e56ccc8093df6fee54454b8bcab6c2 |
| 876 | diff --git a/ndk/platforms/android-9/arch-x86/include/machine/_types.h b/ndk/platforms/android-9/arch-x86/include/machine/_types.h |
| 877 | index 5e28c64..65892a1 100644 |
| 878 | --- a/ndk/platforms/android-9/arch-x86/include/machine/_types.h |
| 879 | +++ b/ndk/platforms/android-9/arch-x86/include/machine/_types.h |
| 880 | @@ -51,7 +51,11 @@ typedef long int ssize_t; |
| 881 | #endif |
| 882 | #ifndef _PTRDIFF_T |
| 883 | #define _PTRDIFF_T |
| 884 | -typedef long ptrdiff_t; |
| 885 | +# ifdef __ANDROID__ |
| 886 | + typedef int ptrdiff_t; |
| 887 | +# else |
| 888 | + typedef long ptrdiff_t; |
| 889 | +# endif |
| 890 | #endif |
| 891 | " ) |
| 892 | endif() |
| 893 | |
| 894 | |
| 895 | # setup paths and STL for standalone toolchain |
| 896 | if( BUILD_WITH_STANDALONE_TOOLCHAIN ) |
| 897 | set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_STANDALONE_TOOLCHAIN}" ) |
| 898 | set( ANDROID_CLANG_TOOLCHAIN_ROOT "${ANDROID_STANDALONE_TOOLCHAIN}" ) |
| 899 | set( ANDROID_SYSROOT "${ANDROID_STANDALONE_TOOLCHAIN}/sysroot" ) |
| 900 | |
| 901 | if( NOT ANDROID_STL STREQUAL "none" ) |
| 902 | set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_STANDALONE_TOOLCHAIN}/include/c++/${ANDROID_COMPILER_VERSION}" ) |
| 903 | if( NOT EXISTS "${ANDROID_STL_INCLUDE_DIRS}" ) |
| 904 | # old location ( pre r8c ) |
| 905 | set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}" ) |
| 906 | endif() |
| 907 | if( ARMEABI_V7A AND EXISTS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}/bits" ) |
| 908 | list( APPEND ANDROID_STL_INCLUDE_DIRS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}" ) |
| 909 | elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/thumb/bits" ) |
| 910 | list( APPEND ANDROID_STL_INCLUDE_DIRS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/thumb" ) |
| 911 | else() |
| 912 | list( APPEND ANDROID_STL_INCLUDE_DIRS "${ANDROID_STL_INCLUDE_DIRS}/${ANDROID_TOOLCHAIN_MACHINE_NAME}" ) |
| 913 | endif() |
| 914 | # always search static GNU STL to get the location of libsupc++.a |
| 915 | if( ARMEABI_V7A AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb/libstdc++.a" ) |
| 916 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb" ) |
| 917 | elseif( ARMEABI_V7A AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libstdc++.a" ) |
| 918 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}" ) |
| 919 | elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libstdc++.a" ) |
| 920 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb" ) |
| 921 | elseif( EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libstdc++.a" ) |
| 922 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib" ) |
| 923 | endif() |
| 924 | if( __libstl ) |
| 925 | set( __libsupcxx "${__libstl}/libsupc++.a" ) |
| 926 | set( __libstl "${__libstl}/libstdc++.a" ) |
| 927 | endif() |
| 928 | if( NOT EXISTS "${__libsupcxx}" ) |
| 929 | message( FATAL_ERROR "The required libstdsupc++.a is missing in your standalone toolchain. |
| 930 | Usually it happens because of bug in make-standalone-toolchain.sh script from NDK r7, r7b and r7c. |
| 931 | You need to either upgrade to newer NDK or manually copy |
| 932 | $ANDROID_NDK/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a |
| 933 | to |
| 934 | ${__libsupcxx} |
| 935 | " ) |
| 936 | endif() |
| 937 | if( ANDROID_STL STREQUAL "gnustl_shared" ) |
| 938 | if( ARMEABI_V7A AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libgnustl_shared.so" ) |
| 939 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libgnustl_shared.so" ) |
| 940 | elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD AND EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libgnustl_shared.so" ) |
| 941 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libgnustl_shared.so" ) |
| 942 | elseif( EXISTS "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libgnustl_shared.so" ) |
| 943 | set( __libstl "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libgnustl_shared.so" ) |
| 944 | endif() |
| 945 | endif() |
| 946 | endif() |
| 947 | endif() |
| 948 | |
| 949 | # clang |
| 950 | if( "${ANDROID_TOOLCHAIN_NAME}" STREQUAL "standalone-clang" ) |
| 951 | set( ANDROID_COMPILER_IS_CLANG 1 ) |
| 952 | execute_process( COMMAND "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/clang${TOOL_OS_SUFFIX}" --version OUTPUT_VARIABLE ANDROID_CLANG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE ) |
| 953 | string( REGEX MATCH "[0-9]+[.][0-9]+" ANDROID_CLANG_VERSION "${ANDROID_CLANG_VERSION}") |
| 954 | elseif( "${ANDROID_TOOLCHAIN_NAME}" MATCHES "-clang3[.][0-9]?$" ) |
| 955 | string( REGEX MATCH "3[.][0-9]$" ANDROID_CLANG_VERSION "${ANDROID_TOOLCHAIN_NAME}") |
| 956 | string( REGEX REPLACE "-clang${ANDROID_CLANG_VERSION}$" "-${ANDROID_COMPILER_VERSION}" ANDROID_GCC_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" ) |
| 957 | if( NOT EXISTS "${ANDROID_NDK_TOOLCHAINS_PATH}/llvm-${ANDROID_CLANG_VERSION}${ANDROID_NDK_TOOLCHAINS_SUBPATH}/bin/clang${TOOL_OS_SUFFIX}" ) |
| 958 | message( FATAL_ERROR "Could not find the Clang compiler driver" ) |
| 959 | endif() |
| 960 | set( ANDROID_COMPILER_IS_CLANG 1 ) |
| 961 | set( ANDROID_CLANG_TOOLCHAIN_ROOT "${ANDROID_NDK_TOOLCHAINS_PATH}/llvm-${ANDROID_CLANG_VERSION}${ANDROID_NDK_TOOLCHAINS_SUBPATH}" ) |
| 962 | else() |
| 963 | set( ANDROID_GCC_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" ) |
| 964 | unset( ANDROID_COMPILER_IS_CLANG CACHE ) |
| 965 | endif() |
| 966 | |
| 967 | string( REPLACE "." "" _clang_name "clang${ANDROID_CLANG_VERSION}" ) |
| 968 | if( NOT EXISTS "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}${TOOL_OS_SUFFIX}" ) |
| 969 | set( _clang_name "clang" ) |
| 970 | endif() |
| 971 | |
| 972 | |
| 973 | # setup paths and STL for NDK |
| 974 | if( BUILD_WITH_ANDROID_NDK ) |
| 975 | set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}${ANDROID_NDK_TOOLCHAINS_SUBPATH}" ) |
| 976 | set( ANDROID_SYSROOT "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}" ) |
| 977 | |
| 978 | if( ANDROID_STL STREQUAL "none" ) |
| 979 | # do nothing |
| 980 | elseif( ANDROID_STL STREQUAL "system" ) |
| 981 | set( ANDROID_RTTI OFF ) |
| 982 | set( ANDROID_EXCEPTIONS OFF ) |
| 983 | set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/system/include" ) |
| 984 | elseif( ANDROID_STL STREQUAL "system_re" ) |
| 985 | set( ANDROID_RTTI ON ) |
| 986 | set( ANDROID_EXCEPTIONS ON ) |
| 987 | set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/system/include" ) |
| 988 | elseif( ANDROID_STL MATCHES "gabi" ) |
| 989 | if( ANDROID_NDK_RELEASE_NUM LESS 7000 ) # before r7 |
| 990 | message( FATAL_ERROR "gabi++ is not awailable in your NDK. You have to upgrade to NDK r7 or newer to use gabi++.") |
| 991 | endif() |
| 992 | set( ANDROID_RTTI ON ) |
| 993 | set( ANDROID_EXCEPTIONS OFF ) |
| 994 | set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/gabi++/include" ) |
| 995 | set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gabi++/libs/${ANDROID_NDK_ABI_NAME}/libgabi++_static.a" ) |
| 996 | elseif( ANDROID_STL MATCHES "stlport" ) |
| 997 | if( NOT ANDROID_NDK_RELEASE_NUM LESS 8004 ) # before r8d |
| 998 | set( ANDROID_EXCEPTIONS ON ) |
| 999 | else() |
| 1000 | set( ANDROID_EXCEPTIONS OFF ) |
| 1001 | endif() |
| 1002 | if( ANDROID_NDK_RELEASE_NUM LESS 7000 ) # before r7 |
| 1003 | set( ANDROID_RTTI OFF ) |
| 1004 | else() |
| 1005 | set( ANDROID_RTTI ON ) |
| 1006 | endif() |
| 1007 | set( ANDROID_STL_INCLUDE_DIRS "${ANDROID_NDK}/sources/cxx-stl/stlport/stlport" ) |
| 1008 | set( __libstl "${ANDROID_NDK}/sources/cxx-stl/stlport/libs/${ANDROID_NDK_ABI_NAME}/libstlport_static.a" ) |
| 1009 | elseif( ANDROID_STL MATCHES "gnustl" ) |
| 1010 | set( ANDROID_EXCEPTIONS ON ) |
| 1011 | set( ANDROID_RTTI ON ) |
| 1012 | if( EXISTS "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}" ) |
| 1013 | if( ARMEABI_V7A AND ANDROID_COMPILER_VERSION VERSION_EQUAL "4.7" AND ANDROID_NDK_RELEASE STREQUAL "r8d" ) |
| 1014 | # gnustl binary for 4.7 compiler is buggy :( |
| 1015 | # TODO: look for right fix |
| 1016 | set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/4.6" ) |
| 1017 | else() |
| 1018 | set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}" ) |
| 1019 | endif() |
| 1020 | else() |
| 1021 | set( __libstl "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++" ) |
| 1022 | endif() |
| 1023 | set( ANDROID_STL_INCLUDE_DIRS "${__libstl}/include" "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/include" "${__libstl}/include/backward" ) |
| 1024 | if( EXISTS "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/libgnustl_static.a" ) |
| 1025 | set( __libstl "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/libgnustl_static.a" ) |
| 1026 | else() |
| 1027 | set( __libstl "${__libstl}/libs/${ANDROID_NDK_ABI_NAME}/libstdc++.a" ) |
| 1028 | endif() |
| 1029 | else() |
| 1030 | message( FATAL_ERROR "Unknown runtime: ${ANDROID_STL}" ) |
| 1031 | endif() |
| 1032 | # find libsupc++.a - rtti & exceptions |
| 1033 | if( ANDROID_STL STREQUAL "system_re" OR ANDROID_STL MATCHES "gnustl" ) |
| 1034 | set( __libsupcxx "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a" ) # r8b or newer |
| 1035 | if( NOT EXISTS "${__libsupcxx}" ) |
| 1036 | set( __libsupcxx "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_NDK_ABI_NAME}/libsupc++.a" ) # r7-r8 |
| 1037 | endif() |
| 1038 | if( NOT EXISTS "${__libsupcxx}" ) # before r7 |
| 1039 | if( ARMEABI_V7A ) |
| 1040 | if( ANDROID_FORCE_ARM_BUILD ) |
| 1041 | set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libsupc++.a" ) |
| 1042 | else() |
| 1043 | set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb/libsupc++.a" ) |
| 1044 | endif() |
| 1045 | elseif( ARMEABI AND NOT ANDROID_FORCE_ARM_BUILD ) |
| 1046 | set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libsupc++.a" ) |
| 1047 | else() |
| 1048 | set( __libsupcxx "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libsupc++.a" ) |
| 1049 | endif() |
| 1050 | endif() |
| 1051 | if( NOT EXISTS "${__libsupcxx}") |
| 1052 | message( ERROR "Could not find libsupc++.a for a chosen platform. Either your NDK is not supported or is broken.") |
| 1053 | endif() |
| 1054 | endif() |
| 1055 | endif() |
| 1056 | |
| 1057 | |
| 1058 | # case of shared STL linkage |
| 1059 | if( ANDROID_STL MATCHES "shared" AND DEFINED __libstl ) |
| 1060 | string( REPLACE "_static.a" "_shared.so" __libstl "${__libstl}" ) |
| 1061 | # TODO: check if .so file exists before the renaming |
| 1062 | endif() |
| 1063 | |
| 1064 | |
| 1065 | # ccache support |
| 1066 | __INIT_VARIABLE( _ndk_ccache NDK_CCACHE ENV_NDK_CCACHE ) |
| 1067 | if( _ndk_ccache ) |
| 1068 | if( DEFINED NDK_CCACHE AND NOT EXISTS NDK_CCACHE ) |
| 1069 | unset( NDK_CCACHE CACHE ) |
| 1070 | endif() |
| 1071 | find_program( NDK_CCACHE "${_ndk_ccache}" DOC "The path to ccache binary") |
| 1072 | else() |
| 1073 | unset( NDK_CCACHE CACHE ) |
| 1074 | endif() |
| 1075 | unset( _ndk_ccache ) |
| 1076 | |
| 1077 | |
| 1078 | # setup the cross-compiler |
| 1079 | if( NOT CMAKE_C_COMPILER ) |
| 1080 | if( NDK_CCACHE AND NOT ANDROID_SYSROOT MATCHES "[ ;\"]" ) |
| 1081 | set( CMAKE_C_COMPILER "${NDK_CCACHE}" CACHE PATH "ccache as C compiler" ) |
| 1082 | set( CMAKE_CXX_COMPILER "${NDK_CCACHE}" CACHE PATH "ccache as C++ compiler" ) |
| 1083 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1084 | set( CMAKE_C_COMPILER_ARG1 "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}${TOOL_OS_SUFFIX}" CACHE PATH "C compiler") |
| 1085 | set( CMAKE_CXX_COMPILER_ARG1 "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler") |
| 1086 | else() |
| 1087 | set( CMAKE_C_COMPILER_ARG1 "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "C compiler") |
| 1088 | set( CMAKE_CXX_COMPILER_ARG1 "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-g++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler") |
| 1089 | endif() |
| 1090 | else() |
| 1091 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1092 | set( CMAKE_C_COMPILER "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}${TOOL_OS_SUFFIX}" CACHE PATH "C compiler") |
| 1093 | set( CMAKE_CXX_COMPILER "${ANDROID_CLANG_TOOLCHAIN_ROOT}/bin/${_clang_name}++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler") |
| 1094 | else() |
| 1095 | set( CMAKE_C_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "C compiler" ) |
| 1096 | set( CMAKE_CXX_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-g++${TOOL_OS_SUFFIX}" CACHE PATH "C++ compiler" ) |
| 1097 | endif() |
| 1098 | endif() |
| 1099 | set( CMAKE_ASM_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "assembler" ) |
| 1100 | set( CMAKE_STRIP "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-strip${TOOL_OS_SUFFIX}" CACHE PATH "strip" ) |
| 1101 | set( CMAKE_AR "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ar${TOOL_OS_SUFFIX}" CACHE PATH "archive" ) |
| 1102 | set( CMAKE_LINKER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ld${TOOL_OS_SUFFIX}" CACHE PATH "linker" ) |
| 1103 | set( CMAKE_NM "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-nm${TOOL_OS_SUFFIX}" CACHE PATH "nm" ) |
| 1104 | set( CMAKE_OBJCOPY "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-objcopy${TOOL_OS_SUFFIX}" CACHE PATH "objcopy" ) |
| 1105 | set( CMAKE_OBJDUMP "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-objdump${TOOL_OS_SUFFIX}" CACHE PATH "objdump" ) |
| 1106 | set( CMAKE_RANLIB "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ranlib${TOOL_OS_SUFFIX}" CACHE PATH "ranlib" ) |
| 1107 | endif() |
| 1108 | |
| 1109 | set( _CMAKE_TOOLCHAIN_PREFIX "${ANDROID_TOOLCHAIN_MACHINE_NAME}-" ) |
| 1110 | if( CMAKE_VERSION VERSION_LESS 2.8.5 ) |
| 1111 | set( CMAKE_ASM_COMPILER_ARG1 "-c" ) |
| 1112 | endif() |
| 1113 | if( APPLE ) |
| 1114 | find_program( CMAKE_INSTALL_NAME_TOOL NAMES install_name_tool ) |
| 1115 | if( NOT CMAKE_INSTALL_NAME_TOOL ) |
| 1116 | message( FATAL_ERROR "Could not find install_name_tool, please check your installation." ) |
| 1117 | endif() |
| 1118 | mark_as_advanced( CMAKE_INSTALL_NAME_TOOL ) |
| 1119 | endif() |
| 1120 | |
| 1121 | # Force set compilers because standard identification works badly for us |
| 1122 | include( CMakeForceCompiler ) |
| 1123 | CMAKE_FORCE_C_COMPILER( "${CMAKE_C_COMPILER}" GNU ) |
| 1124 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1125 | set( CMAKE_C_COMPILER_ID Clang ) |
| 1126 | endif() |
| 1127 | set( CMAKE_C_PLATFORM_ID Linux ) |
| 1128 | if( X86_64 OR MIPS64 OR ARM64_V8A ) |
| 1129 | set( CMAKE_C_SIZEOF_DATA_PTR 8 ) |
| 1130 | else() |
| 1131 | set( CMAKE_C_SIZEOF_DATA_PTR 4 ) |
| 1132 | endif() |
| 1133 | set( CMAKE_C_HAS_ISYSROOT 1 ) |
| 1134 | set( CMAKE_C_COMPILER_ABI ELF ) |
| 1135 | CMAKE_FORCE_CXX_COMPILER( "${CMAKE_CXX_COMPILER}" GNU ) |
| 1136 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1137 | set( CMAKE_CXX_COMPILER_ID Clang) |
| 1138 | endif() |
| 1139 | set( CMAKE_CXX_PLATFORM_ID Linux ) |
| 1140 | set( CMAKE_CXX_SIZEOF_DATA_PTR ${CMAKE_C_SIZEOF_DATA_PTR} ) |
| 1141 | set( CMAKE_CXX_HAS_ISYSROOT 1 ) |
| 1142 | set( CMAKE_CXX_COMPILER_ABI ELF ) |
| 1143 | set( CMAKE_CXX_SOURCE_FILE_EXTENSIONS cc cp cxx cpp CPP c++ C ) |
| 1144 | # force ASM compiler (required for CMake < 2.8.5) |
| 1145 | set( CMAKE_ASM_COMPILER_ID_RUN TRUE ) |
| 1146 | set( CMAKE_ASM_COMPILER_ID GNU ) |
| 1147 | set( CMAKE_ASM_COMPILER_WORKS TRUE ) |
| 1148 | set( CMAKE_ASM_COMPILER_FORCED TRUE ) |
| 1149 | set( CMAKE_COMPILER_IS_GNUASM 1) |
| 1150 | set( CMAKE_ASM_SOURCE_FILE_EXTENSIONS s S asm ) |
| 1151 | |
| 1152 | foreach( lang C CXX ASM ) |
| 1153 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1154 | set( CMAKE_${lang}_COMPILER_VERSION ${ANDROID_CLANG_VERSION} ) |
| 1155 | else() |
| 1156 | set( CMAKE_${lang}_COMPILER_VERSION ${ANDROID_COMPILER_VERSION} ) |
| 1157 | endif() |
| 1158 | endforeach() |
| 1159 | |
| 1160 | # flags and definitions |
| 1161 | remove_definitions( -DANDROID ) |
| 1162 | add_definitions( -DANDROID ) |
| 1163 | |
| 1164 | if( ANDROID_SYSROOT MATCHES "[ ;\"]" ) |
| 1165 | if( CMAKE_HOST_WIN32 ) |
| 1166 | # try to convert path to 8.3 form |
| 1167 | file( WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/cvt83.cmd" "@echo %~s1" ) |
| 1168 | execute_process( COMMAND "$ENV{ComSpec}" /c "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/cvt83.cmd" "${ANDROID_SYSROOT}" |
| 1169 | OUTPUT_VARIABLE __path OUTPUT_STRIP_TRAILING_WHITESPACE |
| 1170 | RESULT_VARIABLE __result ERROR_QUIET ) |
| 1171 | if( __result EQUAL 0 ) |
| 1172 | file( TO_CMAKE_PATH "${__path}" ANDROID_SYSROOT ) |
| 1173 | set( ANDROID_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT}" ) |
| 1174 | else() |
| 1175 | set( ANDROID_CXX_FLAGS "--sysroot=\"${ANDROID_SYSROOT}\"" ) |
| 1176 | endif() |
| 1177 | else() |
| 1178 | set( ANDROID_CXX_FLAGS "'--sysroot=${ANDROID_SYSROOT}'" ) |
| 1179 | endif() |
| 1180 | if( NOT _CMAKE_IN_TRY_COMPILE ) |
| 1181 | # quotes can break try_compile and compiler identification |
| 1182 | message(WARNING "Path to your Android NDK (or toolchain) has non-alphanumeric symbols.\nThe build might be broken.\n") |
| 1183 | endif() |
| 1184 | else() |
| 1185 | set( ANDROID_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT}" ) |
| 1186 | endif() |
| 1187 | |
| 1188 | # NDK flags |
| 1189 | if (ARM64_V8A ) |
| 1190 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" ) |
| 1191 | set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer -fstrict-aliasing" ) |
| 1192 | set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer -fno-strict-aliasing" ) |
| 1193 | if( NOT ANDROID_COMPILER_IS_CLANG ) |
| 1194 | set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} -funswitch-loops -finline-limit=300" ) |
| 1195 | endif() |
| 1196 | elseif( ARMEABI OR ARMEABI_V7A) |
| 1197 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" ) |
| 1198 | if( NOT ANDROID_FORCE_ARM_BUILD AND NOT ARMEABI_V6 ) |
| 1199 | set( ANDROID_CXX_FLAGS_RELEASE "-mthumb -fomit-frame-pointer -fno-strict-aliasing" ) |
| 1200 | set( ANDROID_CXX_FLAGS_DEBUG "-marm -fno-omit-frame-pointer -fno-strict-aliasing" ) |
| 1201 | if( NOT ANDROID_COMPILER_IS_CLANG ) |
| 1202 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -finline-limit=64" ) |
| 1203 | endif() |
| 1204 | else() |
| 1205 | # always compile ARMEABI_V6 in arm mode; otherwise there is no difference from ARMEABI |
| 1206 | set( ANDROID_CXX_FLAGS_RELEASE "-marm -fomit-frame-pointer -fstrict-aliasing" ) |
| 1207 | set( ANDROID_CXX_FLAGS_DEBUG "-marm -fno-omit-frame-pointer -fno-strict-aliasing" ) |
| 1208 | if( NOT ANDROID_COMPILER_IS_CLANG ) |
| 1209 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funswitch-loops -finline-limit=300" ) |
| 1210 | endif() |
| 1211 | endif() |
| 1212 | elseif( X86 OR X86_64 ) |
| 1213 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funwind-tables" ) |
| 1214 | if( NOT ANDROID_COMPILER_IS_CLANG ) |
| 1215 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -funswitch-loops -finline-limit=300" ) |
| 1216 | endif() |
| 1217 | set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer -fstrict-aliasing" ) |
| 1218 | set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer -fno-strict-aliasing" ) |
| 1219 | elseif( MIPS OR MIPS64 ) |
| 1220 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fno-strict-aliasing -finline-functions -funwind-tables -fmessage-length=0" ) |
| 1221 | set( ANDROID_CXX_FLAGS_RELEASE "-fomit-frame-pointer" ) |
| 1222 | set( ANDROID_CXX_FLAGS_DEBUG "-fno-omit-frame-pointer" ) |
| 1223 | if( NOT ANDROID_COMPILER_IS_CLANG ) |
| 1224 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fno-inline-functions-called-once -fgcse-after-reload -frerun-cse-after-loop -frename-registers" ) |
| 1225 | set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} -funswitch-loops -finline-limit=300" ) |
| 1226 | endif() |
| 1227 | elseif() |
| 1228 | set( ANDROID_CXX_FLAGS_RELEASE "" ) |
| 1229 | set( ANDROID_CXX_FLAGS_DEBUG "" ) |
| 1230 | endif() |
| 1231 | |
| 1232 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fsigned-char" ) # good/necessary when porting desktop libraries |
| 1233 | |
| 1234 | if( NOT X86 AND NOT ANDROID_COMPILER_IS_CLANG ) |
| 1235 | set( ANDROID_CXX_FLAGS "-Wno-psabi ${ANDROID_CXX_FLAGS}" ) |
| 1236 | endif() |
| 1237 | |
| 1238 | if( NOT ANDROID_COMPILER_VERSION VERSION_LESS "4.6" ) |
| 1239 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -no-canonical-prefixes" ) # see https://android-review.googlesource.com/#/c/47564/ |
| 1240 | endif() |
| 1241 | |
| 1242 | # ABI-specific flags |
| 1243 | if( ARMEABI_V7A ) |
| 1244 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv7-a -mfloat-abi=softfp" ) |
| 1245 | if( NEON ) |
| 1246 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=neon" ) |
| 1247 | elseif( VFPV3 ) |
| 1248 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=vfpv3" ) |
| 1249 | else() |
| 1250 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=vfpv3-d16" ) |
| 1251 | endif() |
| 1252 | elseif( ARMEABI_V6 ) |
| 1253 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv6 -mfloat-abi=softfp -mfpu=vfp" ) # vfp == vfpv2 |
| 1254 | elseif( ARMEABI ) |
| 1255 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv5te -mtune=xscale -msoft-float" ) |
| 1256 | endif() |
| 1257 | |
| 1258 | if( ANDROID_STL MATCHES "gnustl" AND (EXISTS "${__libstl}" OR EXISTS "${__libsupcxx}") ) |
| 1259 | 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>" ) |
| 1260 | 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>" ) |
| 1261 | set( CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_C_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" ) |
| 1262 | else() |
| 1263 | 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>" ) |
| 1264 | 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>" ) |
| 1265 | set( CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" ) |
| 1266 | endif() |
| 1267 | |
| 1268 | # STL |
| 1269 | if( EXISTS "${__libstl}" OR EXISTS "${__libsupcxx}" ) |
| 1270 | if( EXISTS "${__libstl}" ) |
| 1271 | set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${__libstl}\"" ) |
| 1272 | set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${__libstl}\"" ) |
| 1273 | set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} \"${__libstl}\"" ) |
| 1274 | endif() |
| 1275 | if( EXISTS "${__libsupcxx}" ) |
| 1276 | set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${__libsupcxx}\"" ) |
| 1277 | set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${__libsupcxx}\"" ) |
| 1278 | set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} \"${__libsupcxx}\"" ) |
| 1279 | # C objects: |
| 1280 | 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>" ) |
| 1281 | 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>" ) |
| 1282 | set( CMAKE_C_LINK_EXECUTABLE "<CMAKE_C_COMPILER> <FLAGS> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" ) |
| 1283 | set( CMAKE_C_CREATE_SHARED_LIBRARY "${CMAKE_C_CREATE_SHARED_LIBRARY} \"${__libsupcxx}\"" ) |
| 1284 | set( CMAKE_C_CREATE_SHARED_MODULE "${CMAKE_C_CREATE_SHARED_MODULE} \"${__libsupcxx}\"" ) |
| 1285 | set( CMAKE_C_LINK_EXECUTABLE "${CMAKE_C_LINK_EXECUTABLE} \"${__libsupcxx}\"" ) |
| 1286 | endif() |
| 1287 | if( ANDROID_STL MATCHES "gnustl" ) |
| 1288 | if( NOT EXISTS "${ANDROID_LIBM_PATH}" ) |
| 1289 | set( ANDROID_LIBM_PATH -lm ) |
| 1290 | endif() |
| 1291 | set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} ${ANDROID_LIBM_PATH}" ) |
| 1292 | set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} ${ANDROID_LIBM_PATH}" ) |
| 1293 | set( CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} ${ANDROID_LIBM_PATH}" ) |
| 1294 | endif() |
| 1295 | endif() |
| 1296 | |
| 1297 | # variables controlling optional build flags |
| 1298 | if( ANDROID_NDK_RELEASE_NUM LESS 7000 ) # before r7 |
| 1299 | # libGLESv2.so in NDK's prior to r7 refers to missing external symbols. |
| 1300 | # So this flag option is required for all projects using OpenGL from native. |
| 1301 | __INIT_VARIABLE( ANDROID_SO_UNDEFINED VALUES ON ) |
| 1302 | else() |
| 1303 | __INIT_VARIABLE( ANDROID_SO_UNDEFINED VALUES OFF ) |
| 1304 | endif() |
| 1305 | __INIT_VARIABLE( ANDROID_NO_UNDEFINED VALUES ON ) |
| 1306 | __INIT_VARIABLE( ANDROID_FUNCTION_LEVEL_LINKING VALUES ON ) |
| 1307 | __INIT_VARIABLE( ANDROID_GOLD_LINKER VALUES ON ) |
| 1308 | __INIT_VARIABLE( ANDROID_NOEXECSTACK VALUES ON ) |
| 1309 | __INIT_VARIABLE( ANDROID_RELRO VALUES ON ) |
| 1310 | |
| 1311 | set( ANDROID_NO_UNDEFINED ${ANDROID_NO_UNDEFINED} CACHE BOOL "Show all undefined symbols as linker errors" ) |
| 1312 | set( ANDROID_SO_UNDEFINED ${ANDROID_SO_UNDEFINED} CACHE BOOL "Allows or disallows undefined symbols in shared libraries" ) |
| 1313 | 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" ) |
| 1314 | set( ANDROID_GOLD_LINKER ${ANDROID_GOLD_LINKER} CACHE BOOL "Enables gold linker" ) |
| 1315 | set( ANDROID_NOEXECSTACK ${ANDROID_NOEXECSTACK} CACHE BOOL "Allows or disallows undefined symbols in shared libraries" ) |
| 1316 | set( ANDROID_RELRO ${ANDROID_RELRO} CACHE BOOL "Enables RELRO - a memory corruption mitigation technique" ) |
| 1317 | mark_as_advanced( ANDROID_NO_UNDEFINED ANDROID_SO_UNDEFINED ANDROID_FUNCTION_LEVEL_LINKING ANDROID_GOLD_LINKER ANDROID_NOEXECSTACK ANDROID_RELRO ) |
| 1318 | |
| 1319 | # linker flags |
| 1320 | set( ANDROID_LINKER_FLAGS "" ) |
| 1321 | |
| 1322 | if( ARMEABI_V7A ) |
| 1323 | # this is *required* to use the following linker flags that routes around |
| 1324 | # a CPU bug in some Cortex-A8 implementations: |
| 1325 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--fix-cortex-a8" ) |
| 1326 | endif() |
| 1327 | |
| 1328 | if( ANDROID_NO_UNDEFINED ) |
| 1329 | if( MIPS ) |
| 1330 | # there is some sysroot-related problem in mips linker... |
| 1331 | if( NOT ANDROID_SYSROOT MATCHES "[ ;\"]" ) |
| 1332 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--no-undefined -Wl,-rpath-link,${ANDROID_SYSROOT}/usr/lib" ) |
| 1333 | endif() |
| 1334 | else() |
| 1335 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--no-undefined" ) |
| 1336 | endif() |
| 1337 | endif() |
| 1338 | |
| 1339 | if( ANDROID_SO_UNDEFINED ) |
| 1340 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-allow-shlib-undefined" ) |
| 1341 | endif() |
| 1342 | |
| 1343 | if( ANDROID_FUNCTION_LEVEL_LINKING ) |
| 1344 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fdata-sections -ffunction-sections" ) |
| 1345 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,--gc-sections" ) |
| 1346 | endif() |
| 1347 | |
| 1348 | if( ANDROID_COMPILER_VERSION VERSION_EQUAL "4.6" ) |
| 1349 | if( ANDROID_GOLD_LINKER AND (CMAKE_HOST_UNIX OR ANDROID_NDK_RELEASE_NUM GREATER 8002) AND (ARMEABI OR ARMEABI_V7A OR X86) ) |
| 1350 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -fuse-ld=gold" ) |
| 1351 | elseif( ANDROID_NDK_RELEASE_NUM GREATER 8002 ) # after r8b |
| 1352 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -fuse-ld=bfd" ) |
| 1353 | elseif( ANDROID_NDK_RELEASE STREQUAL "r8b" AND ARMEABI AND NOT _CMAKE_IN_TRY_COMPILE ) |
| 1354 | 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 |
| 1355 | On Linux and OS X host platform you can workaround this problem using gold linker (default). |
| 1356 | Rerun cmake with -DANDROID_GOLD_LINKER=ON option in case of problems. |
| 1357 | " ) |
| 1358 | endif() |
| 1359 | endif() # version 4.6 |
| 1360 | |
| 1361 | if( ANDROID_NOEXECSTACK ) |
| 1362 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1363 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -Xclang -mnoexecstack" ) |
| 1364 | else() |
| 1365 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -Wa,--noexecstack" ) |
| 1366 | endif() |
| 1367 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-z,noexecstack" ) |
| 1368 | endif() |
| 1369 | |
| 1370 | if( ANDROID_RELRO ) |
| 1371 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-z,relro -Wl,-z,now" ) |
| 1372 | endif() |
| 1373 | |
| 1374 | if( ANDROID_COMPILER_IS_CLANG ) |
| 1375 | set( ANDROID_CXX_FLAGS "-target ${ANDROID_LLVM_TRIPLE} -Qunused-arguments ${ANDROID_CXX_FLAGS}" ) |
| 1376 | if( BUILD_WITH_ANDROID_NDK ) |
| 1377 | set( ANDROID_CXX_FLAGS "-gcc-toolchain ${ANDROID_TOOLCHAIN_ROOT} ${ANDROID_CXX_FLAGS}" ) |
| 1378 | endif() |
| 1379 | endif() |
| 1380 | |
| 1381 | # cache flags |
| 1382 | set( CMAKE_CXX_FLAGS "" CACHE STRING "c++ flags" ) |
| 1383 | set( CMAKE_C_FLAGS "" CACHE STRING "c flags" ) |
| 1384 | set( CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG" CACHE STRING "c++ Release flags" ) |
| 1385 | set( CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG" CACHE STRING "c Release flags" ) |
| 1386 | set( CMAKE_CXX_FLAGS_DEBUG "-O0 -g -DDEBUG -D_DEBUG" CACHE STRING "c++ Debug flags" ) |
| 1387 | set( CMAKE_C_FLAGS_DEBUG "-O0 -g -DDEBUG -D_DEBUG" CACHE STRING "c Debug flags" ) |
| 1388 | set( CMAKE_SHARED_LINKER_FLAGS "" CACHE STRING "shared linker flags" ) |
| 1389 | set( CMAKE_MODULE_LINKER_FLAGS "" CACHE STRING "module linker flags" ) |
| 1390 | set( CMAKE_EXE_LINKER_FLAGS "-Wl,-z,nocopyreloc" CACHE STRING "executable linker flags" ) |
| 1391 | |
| 1392 | # put flags to cache (for debug purpose only) |
| 1393 | set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS}" CACHE INTERNAL "Android specific c/c++ flags" ) |
| 1394 | set( ANDROID_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE}" CACHE INTERNAL "Android specific c/c++ Release flags" ) |
| 1395 | set( ANDROID_CXX_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG}" CACHE INTERNAL "Android specific c/c++ Debug flags" ) |
| 1396 | set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS}" CACHE INTERNAL "Android specific c/c++ linker flags" ) |
| 1397 | |
| 1398 | # finish flags |
| 1399 | set( CMAKE_CXX_FLAGS "${ANDROID_CXX_FLAGS} ${CMAKE_CXX_FLAGS}" ) |
| 1400 | set( CMAKE_C_FLAGS "${ANDROID_CXX_FLAGS} ${CMAKE_C_FLAGS}" ) |
| 1401 | set( CMAKE_CXX_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} ${CMAKE_CXX_FLAGS_RELEASE}" ) |
| 1402 | set( CMAKE_C_FLAGS_RELEASE "${ANDROID_CXX_FLAGS_RELEASE} ${CMAKE_C_FLAGS_RELEASE}" ) |
| 1403 | set( CMAKE_CXX_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG} ${CMAKE_CXX_FLAGS_DEBUG}" ) |
| 1404 | set( CMAKE_C_FLAGS_DEBUG "${ANDROID_CXX_FLAGS_DEBUG} ${CMAKE_C_FLAGS_DEBUG}" ) |
| 1405 | set( CMAKE_SHARED_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}" ) |
| 1406 | set( CMAKE_MODULE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}" ) |
| 1407 | set( CMAKE_EXE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}" ) |
| 1408 | |
| 1409 | if( MIPS AND BUILD_WITH_ANDROID_NDK AND ANDROID_NDK_RELEASE STREQUAL "r8" ) |
| 1410 | set( CMAKE_SHARED_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.xsc ${CMAKE_SHARED_LINKER_FLAGS}" ) |
| 1411 | set( CMAKE_MODULE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.xsc ${CMAKE_MODULE_LINKER_FLAGS}" ) |
| 1412 | set( CMAKE_EXE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK_TOOLCHAINS_PATH}/${ANDROID_GCC_TOOLCHAIN_NAME}/mipself.x ${CMAKE_EXE_LINKER_FLAGS}" ) |
| 1413 | endif() |
| 1414 | |
| 1415 | # pie/pic |
| 1416 | if( NOT (ANDROID_NATIVE_API_LEVEL LESS 16) AND (NOT DEFINED ANDROID_APP_PIE OR ANDROID_APP_PIE) AND (CMAKE_VERSION VERSION_GREATER 2.8.8) ) |
| 1417 | set( CMAKE_POSITION_INDEPENDENT_CODE TRUE ) |
| 1418 | set( CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fPIE -pie") |
| 1419 | else() |
| 1420 | set( CMAKE_POSITION_INDEPENDENT_CODE FALSE ) |
| 1421 | set( CMAKE_CXX_FLAGS "-fpic ${CMAKE_CXX_FLAGS}" ) |
| 1422 | set( CMAKE_C_FLAGS "-fpic ${CMAKE_C_FLAGS}" ) |
| 1423 | endif() |
| 1424 | |
| 1425 | # configure rtti |
| 1426 | if( DEFINED ANDROID_RTTI AND ANDROID_STL_FORCE_FEATURES ) |
| 1427 | if( ANDROID_RTTI ) |
| 1428 | set( CMAKE_CXX_FLAGS "-frtti ${CMAKE_CXX_FLAGS}" ) |
| 1429 | else() |
| 1430 | set( CMAKE_CXX_FLAGS "-fno-rtti ${CMAKE_CXX_FLAGS}" ) |
| 1431 | endif() |
| 1432 | endif() |
| 1433 | |
| 1434 | # configure exceptios |
| 1435 | if( DEFINED ANDROID_EXCEPTIONS AND ANDROID_STL_FORCE_FEATURES ) |
| 1436 | if( ANDROID_EXCEPTIONS ) |
| 1437 | set( CMAKE_CXX_FLAGS "-fexceptions ${CMAKE_CXX_FLAGS}" ) |
| 1438 | set( CMAKE_C_FLAGS "-fexceptions ${CMAKE_C_FLAGS}" ) |
| 1439 | else() |
| 1440 | set( CMAKE_CXX_FLAGS "-fno-exceptions ${CMAKE_CXX_FLAGS}" ) |
| 1441 | set( CMAKE_C_FLAGS "-fno-exceptions ${CMAKE_C_FLAGS}" ) |
| 1442 | endif() |
| 1443 | endif() |
| 1444 | |
| 1445 | # global includes and link directories |
| 1446 | include_directories( SYSTEM "${ANDROID_SYSROOT}/usr/include" ${ANDROID_STL_INCLUDE_DIRS} ) |
| 1447 | get_filename_component(__android_install_path "${CMAKE_INSTALL_PREFIX}/libs/${ANDROID_NDK_ABI_NAME}" ABSOLUTE) # avoid CMP0015 policy warning |
| 1448 | link_directories( "${__android_install_path}" ) |
| 1449 | |
| 1450 | # detect if need link crtbegin_so.o explicitly |
| 1451 | if( NOT DEFINED ANDROID_EXPLICIT_CRT_LINK ) |
| 1452 | set( __cmd "${CMAKE_CXX_CREATE_SHARED_LIBRARY}" ) |
| 1453 | string( REPLACE "<CMAKE_CXX_COMPILER>" "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}" __cmd "${__cmd}" ) |
| 1454 | string( REPLACE "<CMAKE_C_COMPILER>" "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}" __cmd "${__cmd}" ) |
| 1455 | string( REPLACE "<CMAKE_SHARED_LIBRARY_CXX_FLAGS>" "${CMAKE_CXX_FLAGS}" __cmd "${__cmd}" ) |
| 1456 | string( REPLACE "<LANGUAGE_COMPILE_FLAGS>" "" __cmd "${__cmd}" ) |
| 1457 | string( REPLACE "<LINK_FLAGS>" "${CMAKE_SHARED_LINKER_FLAGS}" __cmd "${__cmd}" ) |
| 1458 | string( REPLACE "<CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS>" "-shared" __cmd "${__cmd}" ) |
| 1459 | string( REPLACE "<CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG>" "" __cmd "${__cmd}" ) |
| 1460 | string( REPLACE "<TARGET_SONAME>" "" __cmd "${__cmd}" ) |
| 1461 | string( REPLACE "<TARGET>" "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/toolchain_crtlink_test.so" __cmd "${__cmd}" ) |
| 1462 | string( REPLACE "<OBJECTS>" "\"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" __cmd "${__cmd}" ) |
| 1463 | string( REPLACE "<LINK_LIBRARIES>" "" __cmd "${__cmd}" ) |
| 1464 | separate_arguments( __cmd ) |
| 1465 | foreach( __var ANDROID_NDK ANDROID_NDK_TOOLCHAINS_PATH ANDROID_STANDALONE_TOOLCHAIN ) |
| 1466 | if( ${__var} ) |
| 1467 | set( __tmp "${${__var}}" ) |
| 1468 | separate_arguments( __tmp ) |
| 1469 | string( REPLACE "${__tmp}" "${${__var}}" __cmd "${__cmd}") |
| 1470 | endif() |
| 1471 | endforeach() |
| 1472 | string( REPLACE "'" "" __cmd "${__cmd}" ) |
| 1473 | string( REPLACE "\"" "" __cmd "${__cmd}" ) |
| 1474 | execute_process( COMMAND ${__cmd} RESULT_VARIABLE __cmd_result OUTPUT_QUIET ERROR_QUIET ) |
| 1475 | if( __cmd_result EQUAL 0 ) |
| 1476 | set( ANDROID_EXPLICIT_CRT_LINK ON ) |
| 1477 | else() |
| 1478 | set( ANDROID_EXPLICIT_CRT_LINK OFF ) |
| 1479 | endif() |
| 1480 | endif() |
| 1481 | |
| 1482 | if( ANDROID_EXPLICIT_CRT_LINK ) |
| 1483 | set( CMAKE_CXX_CREATE_SHARED_LIBRARY "${CMAKE_CXX_CREATE_SHARED_LIBRARY} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" ) |
| 1484 | set( CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE} \"${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o\"" ) |
| 1485 | endif() |
| 1486 | |
| 1487 | # setup output directories |
| 1488 | set( CMAKE_INSTALL_PREFIX "${ANDROID_TOOLCHAIN_ROOT}/user" CACHE STRING "path for installing" ) |
| 1489 | |
| 1490 | if( DEFINED LIBRARY_OUTPUT_PATH_ROOT |
| 1491 | OR EXISTS "${CMAKE_SOURCE_DIR}/AndroidManifest.xml" |
| 1492 | OR (EXISTS "${CMAKE_SOURCE_DIR}/../AndroidManifest.xml" AND EXISTS "${CMAKE_SOURCE_DIR}/../jni/") ) |
| 1493 | set( LIBRARY_OUTPUT_PATH_ROOT ${CMAKE_SOURCE_DIR} CACHE PATH "Root for binaries output, set this to change where Android libs are installed to" ) |
| 1494 | if( NOT _CMAKE_IN_TRY_COMPILE ) |
| 1495 | if( EXISTS "${CMAKE_SOURCE_DIR}/jni/CMakeLists.txt" ) |
| 1496 | set( EXECUTABLE_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/bin/${ANDROID_NDK_ABI_NAME}" CACHE PATH "Output directory for applications" ) |
| 1497 | else() |
| 1498 | set( EXECUTABLE_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/bin" CACHE PATH "Output directory for applications" ) |
| 1499 | endif() |
| 1500 | set( LIBRARY_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/libs/${ANDROID_NDK_ABI_NAME}" CACHE PATH "Output directory for Android libs" ) |
| 1501 | endif() |
| 1502 | endif() |
| 1503 | |
| 1504 | # copy shaed stl library to build directory |
| 1505 | if( NOT _CMAKE_IN_TRY_COMPILE AND __libstl MATCHES "[.]so$" AND DEFINED LIBRARY_OUTPUT_PATH ) |
| 1506 | get_filename_component( __libstlname "${__libstl}" NAME ) |
| 1507 | execute_process( COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${__libstl}" "${LIBRARY_OUTPUT_PATH}/${__libstlname}" RESULT_VARIABLE __fileCopyProcess ) |
| 1508 | if( NOT __fileCopyProcess EQUAL 0 OR NOT EXISTS "${LIBRARY_OUTPUT_PATH}/${__libstlname}") |
| 1509 | message( SEND_ERROR "Failed copying of ${__libstl} to the ${LIBRARY_OUTPUT_PATH}/${__libstlname}" ) |
| 1510 | endif() |
| 1511 | unset( __fileCopyProcess ) |
| 1512 | unset( __libstlname ) |
| 1513 | endif() |
| 1514 | |
| 1515 | |
| 1516 | # set these global flags for cmake client scripts to change behavior |
| 1517 | set( ANDROID True ) |
| 1518 | set( BUILD_ANDROID True ) |
| 1519 | |
| 1520 | # where is the target environment |
| 1521 | 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" ) |
| 1522 | |
| 1523 | # only search for libraries and includes in the ndk toolchain |
| 1524 | set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) |
| 1525 | set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) |
| 1526 | set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) |
| 1527 | |
| 1528 | |
| 1529 | # macro to find packages on the host OS |
| 1530 | macro( find_host_package ) |
| 1531 | set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER ) |
| 1532 | set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER ) |
| 1533 | set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER ) |
| 1534 | if( CMAKE_HOST_WIN32 ) |
| 1535 | SET( WIN32 1 ) |
| 1536 | SET( UNIX ) |
| 1537 | elseif( CMAKE_HOST_APPLE ) |
| 1538 | SET( APPLE 1 ) |
| 1539 | SET( UNIX ) |
| 1540 | endif() |
| 1541 | find_package( ${ARGN} ) |
| 1542 | SET( WIN32 ) |
| 1543 | SET( APPLE ) |
| 1544 | SET( UNIX 1 ) |
| 1545 | set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) |
| 1546 | set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) |
| 1547 | set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) |
| 1548 | endmacro() |
| 1549 | |
| 1550 | |
| 1551 | # macro to find programs on the host OS |
| 1552 | macro( find_host_program ) |
| 1553 | set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER ) |
| 1554 | set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER ) |
| 1555 | set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER ) |
| 1556 | if( CMAKE_HOST_WIN32 ) |
| 1557 | SET( WIN32 1 ) |
| 1558 | SET( UNIX ) |
| 1559 | elseif( CMAKE_HOST_APPLE ) |
| 1560 | SET( APPLE 1 ) |
| 1561 | SET( UNIX ) |
| 1562 | endif() |
| 1563 | find_program( ${ARGN} ) |
| 1564 | SET( WIN32 ) |
| 1565 | SET( APPLE ) |
| 1566 | SET( UNIX 1 ) |
| 1567 | set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) |
| 1568 | set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) |
| 1569 | set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) |
| 1570 | endmacro() |
| 1571 | |
| 1572 | |
| 1573 | # export toolchain settings for the try_compile() command |
| 1574 | if( NOT _CMAKE_IN_TRY_COMPILE ) |
| 1575 | set( __toolchain_config "") |
| 1576 | foreach( __var NDK_CCACHE LIBRARY_OUTPUT_PATH_ROOT ANDROID_FORBID_SYGWIN |
| 1577 | ANDROID_NDK_HOST_X64 |
| 1578 | ANDROID_NDK |
| 1579 | ANDROID_NDK_LAYOUT |
| 1580 | ANDROID_STANDALONE_TOOLCHAIN |
| 1581 | ANDROID_TOOLCHAIN_NAME |
| 1582 | ANDROID_ABI |
| 1583 | ANDROID_NATIVE_API_LEVEL |
| 1584 | ANDROID_STL |
| 1585 | ANDROID_STL_FORCE_FEATURES |
| 1586 | ANDROID_FORCE_ARM_BUILD |
| 1587 | ANDROID_NO_UNDEFINED |
| 1588 | ANDROID_SO_UNDEFINED |
| 1589 | ANDROID_FUNCTION_LEVEL_LINKING |
| 1590 | ANDROID_GOLD_LINKER |
| 1591 | ANDROID_NOEXECSTACK |
| 1592 | ANDROID_RELRO |
| 1593 | ANDROID_LIBM_PATH |
| 1594 | ANDROID_EXPLICIT_CRT_LINK |
| 1595 | ANDROID_APP_PIE |
| 1596 | ) |
| 1597 | if( DEFINED ${__var} ) |
| 1598 | if( ${__var} MATCHES " ") |
| 1599 | set( __toolchain_config "${__toolchain_config}set( ${__var} \"${${__var}}\" CACHE INTERNAL \"\" )\n" ) |
| 1600 | else() |
| 1601 | set( __toolchain_config "${__toolchain_config}set( ${__var} ${${__var}} CACHE INTERNAL \"\" )\n" ) |
| 1602 | endif() |
| 1603 | endif() |
| 1604 | endforeach() |
| 1605 | file( WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/android.toolchain.config.cmake" "${__toolchain_config}" ) |
| 1606 | unset( __toolchain_config ) |
| 1607 | endif() |
| 1608 | |
| 1609 | |
| 1610 | # force cmake to produce / instead of \ in build commands for Ninja generator |
| 1611 | if( CMAKE_GENERATOR MATCHES "Ninja" AND CMAKE_HOST_WIN32 ) |
| 1612 | # it is a bad hack after all |
| 1613 | # CMake generates Ninja makefiles with UNIX paths only if it thinks that we are going to build with MinGW |
| 1614 | set( CMAKE_COMPILER_IS_MINGW TRUE ) # tell CMake that we are MinGW |
| 1615 | set( CMAKE_CROSSCOMPILING TRUE ) # stop recursion |
| 1616 | enable_language( C ) |
| 1617 | enable_language( CXX ) |
| 1618 | # unset( CMAKE_COMPILER_IS_MINGW ) # can't unset because CMake does not convert back-slashes in response files without it |
| 1619 | unset( MINGW ) |
| 1620 | endif() |
| 1621 | |
| 1622 | |
| 1623 | # Variables controlling behavior or set by cmake toolchain: |
| 1624 | # 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" |
| 1625 | # ANDROID_NATIVE_API_LEVEL : 3,4,5,8,9,14,15,16,17,18,19,21 (depends on NDK version) |
| 1626 | # ANDROID_STL : gnustl_static/gnustl_shared/stlport_static/stlport_shared/gabi++_static/gabi++_shared/system_re/system/none |
| 1627 | # ANDROID_FORBID_SYGWIN : ON/OFF |
| 1628 | # ANDROID_NO_UNDEFINED : ON/OFF |
| 1629 | # ANDROID_SO_UNDEFINED : OFF/ON (default depends on NDK version) |
| 1630 | # ANDROID_FUNCTION_LEVEL_LINKING : ON/OFF |
| 1631 | # ANDROID_GOLD_LINKER : ON/OFF |
| 1632 | # ANDROID_NOEXECSTACK : ON/OFF |
| 1633 | # ANDROID_RELRO : ON/OFF |
| 1634 | # ANDROID_FORCE_ARM_BUILD : ON/OFF |
| 1635 | # ANDROID_STL_FORCE_FEATURES : ON/OFF |
| 1636 | # 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` |
| 1637 | # Can be set only at the first run: |
| 1638 | # ANDROID_NDK : path to your NDK install |
| 1639 | # NDK_CCACHE : path to your ccache executable |
| 1640 | # ANDROID_TOOLCHAIN_NAME : the NDK name of compiler toolchain |
| 1641 | # ANDROID_NDK_HOST_X64 : try to use x86_64 toolchain (default for x64 host systems) |
| 1642 | # ANDROID_NDK_LAYOUT : the inner NDK structure (RELEASE, LINARO, ANDROID) |
| 1643 | # LIBRARY_OUTPUT_PATH_ROOT : <any valid path> |
| 1644 | # ANDROID_STANDALONE_TOOLCHAIN |
| 1645 | # |
| 1646 | # Primary read-only variables: |
| 1647 | # ANDROID : always TRUE |
| 1648 | # ARMEABI : TRUE for arm v6 and older devices |
| 1649 | # ARMEABI_V6 : TRUE for arm v6 |
| 1650 | # ARMEABI_V7A : TRUE for arm v7a |
| 1651 | # ARM64_V8A : TRUE for arm64-v8a |
| 1652 | # NEON : TRUE if NEON unit is enabled |
| 1653 | # VFPV3 : TRUE if VFP version 3 is enabled |
| 1654 | # X86 : TRUE if configured for x86 |
| 1655 | # X86_64 : TRUE if configured for x86_64 |
| 1656 | # MIPS : TRUE if configured for mips |
| 1657 | # MIPS64 : TRUE if configured for mips64 |
| 1658 | # BUILD_WITH_ANDROID_NDK : TRUE if NDK is used |
| 1659 | # BUILD_WITH_STANDALONE_TOOLCHAIN : TRUE if standalone toolchain is used |
| 1660 | # ANDROID_NDK_HOST_SYSTEM_NAME : "windows", "linux-x86" or "darwin-x86" depending on host platform |
| 1661 | # ANDROID_NDK_ABI_NAME : "armeabi", "armeabi-v7a", "x86", "mips", "arm64-v8a", "x86_64", "mips64" depending on ANDROID_ABI |
| 1662 | # ANDROID_NDK_RELEASE : from r5 to r10d; set only for NDK |
| 1663 | # ANDROID_NDK_RELEASE_NUM : numeric ANDROID_NDK_RELEASE version (1000*major+minor) |
| 1664 | # ANDROID_ARCH_NAME : "arm", "x86", "mips", "arm64", "x86_64", "mips64" depending on ANDROID_ABI |
| 1665 | # ANDROID_SYSROOT : path to the compiler sysroot |
| 1666 | # TOOL_OS_SUFFIX : "" or ".exe" depending on host platform |
| 1667 | # ANDROID_COMPILER_IS_CLANG : TRUE if clang compiler is used |
| 1668 | # |
| 1669 | # Secondary (less stable) read-only variables: |
| 1670 | # ANDROID_COMPILER_VERSION : GCC version used (not Clang version) |
| 1671 | # ANDROID_CLANG_VERSION : version of clang compiler if clang is used |
| 1672 | # ANDROID_CXX_FLAGS : C/C++ compiler flags required by Android platform |
| 1673 | # ANDROID_SUPPORTED_ABIS : list of currently allowed values for ANDROID_ABI |
| 1674 | # ANDROID_TOOLCHAIN_MACHINE_NAME : "arm-linux-androideabi", "arm-eabi" or "i686-android-linux" |
| 1675 | # ANDROID_TOOLCHAIN_ROOT : path to the top level of toolchain (standalone or placed inside NDK) |
| 1676 | # ANDROID_CLANG_TOOLCHAIN_ROOT : path to clang tools |
| 1677 | # ANDROID_SUPPORTED_NATIVE_API_LEVELS : list of native API levels found inside NDK |
| 1678 | # ANDROID_STL_INCLUDE_DIRS : stl include paths |
| 1679 | # ANDROID_RTTI : if rtti is enabled by the runtime |
| 1680 | # ANDROID_EXCEPTIONS : if exceptions are enabled by the runtime |
| 1681 | # ANDROID_GCC_TOOLCHAIN_NAME : read-only, differs from ANDROID_TOOLCHAIN_NAME only if clang is used |
| 1682 | # |
| 1683 | # Defaults: |
| 1684 | # ANDROID_DEFAULT_NDK_API_LEVEL |
| 1685 | # ANDROID_DEFAULT_NDK_API_LEVEL_${ARCH} |
| 1686 | # ANDROID_NDK_SEARCH_PATHS |
| 1687 | # ANDROID_SUPPORTED_ABIS_${ARCH} |
| 1688 | # ANDROID_SUPPORTED_NDK_VERSIONS |