diff options
Diffstat (limited to 'cmake')
| -rw-r--r-- | cmake/.gitignore | 1 | ||||
| -rw-r--r-- | cmake/FindDirectX.cmake | 193 | ||||
| -rw-r--r-- | cmake/toolchain/android.toolchain.cmake | 1125 |
3 files changed, 1268 insertions, 51 deletions
diff --git a/cmake/.gitignore b/cmake/.gitignore new file mode 100644 index 00000000..4d7a2315 --- /dev/null +++ b/cmake/.gitignore @@ -0,0 +1 @@ +!*.cmake diff --git a/cmake/FindDirectX.cmake b/cmake/FindDirectX.cmake index faeee60f..43472fad 100644 --- a/cmake/FindDirectX.cmake +++ b/cmake/FindDirectX.cmake @@ -1,141 +1,216 @@ # - try to find DirectX include dirs and libraries + if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows") + + + if (CMAKE_CL_64) + set (DirectX_ARCHITECTURE x64) + else () + set (DirectX_ARCHITECTURE x86) + endif () + + + # DirectX SDK find_path (DirectX_ROOT_DIR Include/d3d9.h PATHS "$ENV{DXSDK_DIR}" "$ENV{ProgramFiles}/Microsoft DirectX SDK (June 2010)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (February 2010)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (March 2009)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (August 2008)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (June 2008)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (March 2008)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (November 2007)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK (August 2007)" - "$ENV{ProgramFiles}/Microsoft DirectX SDK" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (June 2010)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (February 2010)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (February 2010)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (March 2009)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (March 2009)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (August 2008)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (August 2008)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (June 2008)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (June 2008)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (March 2008)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (March 2008)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (November 2007)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (November 2007)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK (August 2007)" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK (August 2007)" + "$ENV{ProgramFiles}/Microsoft DirectX SDK" "$ENV{ProgramFiles(x86)}/Microsoft DirectX SDK" - DOC "DirectX SDK root directory") + DOC "DirectX SDK root directory" + ) + if (DirectX_ROOT_DIR) + set (DirectX_INC_SEARCH_PATH "${DirectX_ROOT_DIR}/Include") + set (DirectX_LIB_SEARCH_PATH "${DirectX_ROOT_DIR}/Lib/${DirectX_ARCHITECTURE}") + set (DirectX_BIN_SEARCH_PATH "${DirectX_ROOT_DIR}/Utilities/bin/x86") + endif () + + + # With VS 2011 and Windows 8 SDK, the DirectX SDK is included as part of + # the Windows SDK. + # + # See also: + # - http://msdn.microsoft.com/en-us/library/windows/desktop/ee663275.aspx + # TODO: Allow using DirectX SDK with VS 2011 + if (DEFINED MSVC_VERSION AND NOT ${MSVC_VERSION} LESS 1700) + find_path (WIN8_SDK_ROOT_DIR + Include/um/windows.h + PATHS + "$ENV{ProgramFiles}/Windows Kits/8.0" + "$ENV{ProgramFiles(x86)}/Windows Kits/8.0" + DOC "Windows 8 SDK root directory" + ) + + if (WIN8_SDK_ROOT_DIR) + set (DirectX_INC_SEARCH_PATH "${WIN8_SDK_ROOT_DIR}/Include/um" "${WIN8_SDK_ROOT_DIR}/Include/shared") + set (DirectX_LIB_SEARCH_PATH "${WIN8_SDK_ROOT_DIR}/Lib/Win8/um/${DirectX_ARCHITECTURE}") + set (DirectX_BIN_SEARCH_PATH "${WIN8_SDK_ROOT_DIR}/bin/x86") + endif () + endif () find_path (DirectX_D3D_INCLUDE_DIR d3d.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3d.h resides") find_path (DirectX_D3DX_INCLUDE_DIR d3dx.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3dx.h resides") find_library (DirectX_DDRAW_LIBRARY ddraw - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where ddraw resides") find_library (DirectX_D3DX_LIBRARY d3dx - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3dx resides") if (DirectX_D3D_INCLUDE_DIR AND DirectX_DDRAW_LIBRARY) set (DirectX_D3D_FOUND 1) if (DirectX_D3DX_INCLUDE_DIR AND DirectX_D3DX_LIBRARY) set (DirectX_D3DX_FOUND 1) - endif (DirectX_D3DX_INCLUDE_DIR AND DirectX_D3DX_LIBRARY) - endif (DirectX_D3D_INCLUDE_DIR AND DirectX_DDRAW_LIBRARY) + endif () + endif () find_path (DirectX_D3D8_INCLUDE_DIR d3d8.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3d8.h resides") find_path (DirectX_D3DX8_INCLUDE_DIR d3dx8.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3dx8.h resides") find_library (DirectX_D3D8_LIBRARY d3d8 - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3d8 resides") find_library (DirectX_D3DX8_LIBRARY d3dx8 - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3dx8 resides") if (DirectX_D3D8_INCLUDE_DIR AND DirectX_D3D8_LIBRARY) set (DirectX_D3D8_FOUND 1) if (DirectX_D3DX8_INCLUDE_DIR AND DirectX_D3DX8_LIBRARY) set (DirectX_D3DX8_FOUND 1) - endif (DirectX_D3DX8_INCLUDE_DIR AND DirectX_D3DX8_LIBRARY) - endif (DirectX_D3D8_INCLUDE_DIR AND DirectX_D3D8_LIBRARY) + endif () + endif () find_path (DirectX_D3D9_INCLUDE_DIR d3d9.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3d9.h resides") find_path (DirectX_D3DX9_INCLUDE_DIR d3dx9.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3dx9.h resides") find_library (DirectX_D3D9_LIBRARY d3d9 - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3d9 resides") find_library (DirectX_D3DX9_LIBRARY d3dx9 - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3dx9 resides") if (DirectX_D3D9_INCLUDE_DIR AND DirectX_D3D9_LIBRARY) set (DirectX_D3D9_FOUND 1) if (DirectX_D3DX9_INCLUDE_DIR AND DirectX_D3DX9_LIBRARY) set (DirectX_D3DX9_FOUND 1) - endif (DirectX_D3DX9_INCLUDE_DIR AND DirectX_D3DX9_LIBRARY) - endif (DirectX_D3D9_INCLUDE_DIR AND DirectX_D3D9_LIBRARY) + endif () + endif () find_path (DirectX_D3D10_INCLUDE_DIR d3d10.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3d10.h resides") find_path (DirectX_D3DX10_INCLUDE_DIR d3dx10.h - PATHS - "${DirectX_ROOT_DIR}/Include" + PATHS ${DirectX_INC_SEARCH_PATH} DOC "The directory where d3dx10.h resides") find_library (DirectX_D3D10_LIBRARY d3d10 - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3d10 resides") find_library (DirectX_D3DX10_LIBRARY d3dx10 - PATHS - "${DirectX_ROOT_DIR}/Lib/x86" + PATHS ${DirectX_LIB_SEARCH_PATH} DOC "The directory where d3dx10 resides") if (DirectX_D3D10_INCLUDE_DIR AND DirectX_D3D10_LIBRARY) set (DirectX_D3D10_FOUND 1) if (DirectX_D3DX10_INCLUDE_DIR AND DirectX_D3DX10_LIBRARY) set (DirectX_D3DX10_FOUND 1) - endif (DirectX_D3DX10_INCLUDE_DIR AND DirectX_D3DX10_LIBRARY) - endif (DirectX_D3D10_INCLUDE_DIR AND DirectX_D3D10_LIBRARY) + endif () + endif () + + + find_path (DirectX_D3D10_1_INCLUDE_DIR d3d10_1.h + PATHS ${DirectX_INC_SEARCH_PATH} + DOC "The directory where d3d10_1.h resides") + + find_library (DirectX_D3D10_1_LIBRARY d3d10_1 + PATHS ${DirectX_LIB_SEARCH_PATH} + DOC "The directory where d3d10_1 resides") + + if (DirectX_D3D10_1_INCLUDE_DIR AND DirectX_D3D10_1_LIBRARY) + set (DirectX_D3D10_1_FOUND 1) + endif () + + + find_path (DirectX_D3D11_INCLUDE_DIR d3d11.h + PATHS ${DirectX_INC_SEARCH_PATH} + DOC "The directory where d3d11.h resides") + + find_path (DirectX_D3DX11_INCLUDE_DIR d3dx11.h + PATHS ${DirectX_INC_SEARCH_PATH} + DOC "The directory where d3dx11.h resides") + + find_library (DirectX_D3D11_LIBRARY d3d11 + PATHS ${DirectX_LIB_SEARCH_PATH} + DOC "The directory where d3d11 resides") + + find_library (DirectX_D3DX11_LIBRARY d3dx11 + PATHS ${DirectX_LIB_SEARCH_PATH} + DOC "The directory where d3dx11 resides") + + if (DirectX_D3D11_INCLUDE_DIR AND DirectX_D3D11_LIBRARY) + set (DirectX_D3D11_FOUND 1) + if (DirectX_D3DX11_INCLUDE_DIR AND DirectX_D3DX11_LIBRARY) + set (DirectX_D3DX11_FOUND 1) + endif () + endif () + + + find_path (DirectX_D3D11_1_INCLUDE_DIR d3d11_1.h + PATHS ${DirectX_INC_SEARCH_PATH} + DOC "The directory where d3d11_1.h resides") + + if (DirectX_D3D11_1_INCLUDE_DIR AND DirectX_D3D11_LIBRARY) + set (DirectX_D3D11_1_FOUND 1) + endif () + + + find_program (DirectX_FXC_EXECUTABLE fxc + PATHS ${DirectX_BIN_SEARCH_PATH} + DOC "Path to fxc.exe executable.") find_path (DirectX_D2D1_INCLUDE_DIR d2d1.h @@ -153,7 +228,7 @@ if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows") endif (DirectX_D2D1_INCLUDE_DIR AND DirectX_D2D1_LIBRARY) - mark_as_advanced( + mark_as_advanced ( DirectX_D3D_INCLUDE_DIR DirectX_D3D_INCLUDE_DIR DirectX_DDRAW_LIBRARY @@ -178,11 +253,20 @@ if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows") DirectX_D3D10_LIBRARY DirectX_D3DX10_INCLUDE_DIR DirectX_D3DX10_LIBRARY + DirectX_D3D10_1_INCLUDE_DIR + DirectX_D3D10_1_LIBRARY + DirectX_D3D11_INCLUDE_DIR + DirectX_D3D11_LIBRARY + DirectX_D3DX11_INCLUDE_DIR + DirectX_D3DX11_LIBRARY + DirectX_D3D11_1_INCLUDE_DIR DirectX_D2D1_INCLUDE_DIR DirectX_D2D1_LIBRARY ) -endif (${CMAKE_SYSTEM_NAME} STREQUAL "Windows") + +endif () + mark_as_advanced ( DirectX_D3D_FOUND @@ -193,5 +277,12 @@ mark_as_advanced ( DirectX_D3DX9_FOUND DirectX_D3D10_FOUND DirectX_D3DX10_FOUND + DirectX_D3D10_1_FOUND + DirectX_D3D11_FOUND + DirectX_D3DX11_FOUND + DirectX_D3D11_1_FOUND DirectX_D2D1_FOUND ) + + +# vim:set sw=4 ts=4 noet: diff --git a/cmake/toolchain/android.toolchain.cmake b/cmake/toolchain/android.toolchain.cmake new file mode 100644 index 00000000..37c9ad15 --- /dev/null +++ b/cmake/toolchain/android.toolchain.cmake @@ -0,0 +1,1125 @@ +# ------------------------------------------------------------------------------ +# Android CMake toolchain file, for use with the Android NDK r5-r8 +# Requires cmake 2.6.3 or newer (2.8.5 or newer is recommended). +# See home page: http://code.google.com/p/android-cmake/ +# +# The file is mantained by the OpenCV project. And also can be found at +# http://code.opencv.org/projects/opencv/repository/revisions/master/changes/android/android.toolchain.cmake +# +# Usage Linux: +# $ export ANDROID_NDK=/absolute/path/to/the/android-ndk +# $ mkdir build && cd build +# $ cmake -DCMAKE_TOOLCHAIN_FILE=path/to/the/android.toolchain.cmake .. +# $ make -j8 +# +# Usage Linux (using standalone toolchain): +# $ export ANDROID_STANDALONE_TOOLCHAIN=/absolute/path/to/android-toolchain +# $ mkdir build && cd build +# $ cmake -DCMAKE_TOOLCHAIN_FILE=path/to/the/android.toolchain.cmake .. +# $ make -j8 +# +# Usage Windows: +# You need native port of make to build your project. +# Android NDK r7 (or newer) already has make.exe on board. +# For older NDK you have to install it separately. +# For example, this one: http://gnuwin32.sourceforge.net/packages/make.htm +# +# $ SET ANDROID_NDK=C:\absolute\path\to\the\android-ndk +# $ mkdir build && cd build +# $ cmake.exe -G"MinGW Makefiles" +# -DCMAKE_TOOLCHAIN_FILE=path\to\the\android.toolchain.cmake +# -DCMAKE_MAKE_PROGRAM="%ANDROID_NDK%\prebuilt\windows\bin\make.exe" .. +# $ "%ANDROID_NDK%\prebuilt\windows\bin\make.exe" +# +# +# Options (can be set as cmake parameters: -D<option_name>=<value>): +# ANDROID_NDK=/opt/android-ndk - path to the NDK root. +# Can be set as environment variable. Can be set only at first cmake run. +# +# ANDROID_STANDALONE_TOOLCHAIN=/opt/android-toolchain - path to the +# standalone toolchain. This option is not used if full NDK is found +# (ignored if ANDROID_NDK is set). +# Can be set as environment variable. Can be set only at first cmake run. +# +# ANDROID_ABI=armeabi-v7a - specifies the target Application Binary +# Interface (ABI). This option nearly matches to the APP_ABI variable +# used by ndk-build tool from Android NDK. +# +# Possible targets are: +# "armeabi" - matches to the NDK ABI with the same name. +# See ${ANDROID_NDK}/docs/CPU-ARCH-ABIS.html for the documentation. +# "armeabi-v7a" - matches to the NDK ABI with the same name. +# See ${ANDROID_NDK}/docs/CPU-ARCH-ABIS.html for the documentation. +# "armeabi-v7a with NEON" - same as armeabi-v7a, but +# sets NEON as floating-point unit +# "armeabi-v7a with VFPV3" - same as armeabi-v7a, but +# sets VFPV3 as floating-point unit (has 32 registers instead of 16). +# "armeabi-v6 with VFP" - tuned for ARMv6 processors having VFP. +# "x86" - matches to the NDK ABI with the same name. +# See ${ANDROID_NDK}/docs/CPU-ARCH-ABIS.html for the documentation. +# "mips" - matches to the NDK ABI with the same name +# (not testes on real devices) +# +# ANDROID_NATIVE_API_LEVEL=android-8 - level of Android API compile for. +# Option is read-only when standalone toolchain used. +# +# ANDROID_FORCE_ARM_BUILD=OFF - set true to generate 32-bit ARM instructions +# instead of Thumb-1. Is not available for "x86" (inapplicable) and +# "armeabi-v6 with VFP" (forced) ABIs. +# +# ANDROID_NO_UNDEFINED=ON - set true to show all undefined symbols as linker +# errors even if they are not used. +# +# ANDROID_SO_UNDEFINED=OFF - set true to allow undefined symbols in shared +# libraries. Automatically turned on for NDK r5x and r6x due to GLESv2 +# problems. +# +# LIBRARY_OUTPUT_PATH_ROOT=${CMAKE_SOURCE_DIR} - where to output binary +# files. See additional details below. +# +# ANDROID_SET_OBSOLETE_VARIABLES=ON - it set, then toolchain defines some +# obsolete variables which were set by previous versions of this file for +# backward compatibility. +# +# +# What?: +# android-cmake toolchain searches for NDK/toolchain in the following order: +# ANDROID_NDK - cmake parameter +# ANDROID_NDK - environment variable +# ANDROID_STANDALONE_TOOLCHAIN - cmake parameter +# ANDROID_STANDALONE_TOOLCHAIN - environment variable +# ANDROID_NDK - default locations +# ANDROID_STANDALONE_TOOLCHAIN - default locations +# +# Make sure to do the following in your scripts: +# SET( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${my_cxx_flags}" ) +# SET( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${my_cxx_flags}" ) +# The flags will be prepopulated with critical flags, so don't loose them. +# Also be aware that toolchain also sets configuration-specific compiler +# flags and linker flags. +# +# ANDROID and BUILD_ANDROID will be set to true, you may test any of these +# variables to make necessary Android-specific configuration changes. +# +# Also ARMEABI or ARMEABI_V7A or X86 will be set true, mutually exclusive. +# NEON option will be set true if VFP is set to NEON. +# +# LIBRARY_OUTPUT_PATH_ROOT should be set in cache to determine where Android +# libraries will be installed. +# Default is ${CMAKE_SOURCE_DIR}, and the android libs will always be +# under the ${LIBRARY_OUTPUT_PATH_ROOT}/libs/${ANDROID_NDK_ABI_NAME} +# (depending on the target ABI). This is convenient for Android packaging. +# +# Authors: +# Ethan Rublee ethan.ruble@gmail.com +# Andrey Kamaev andrey.kamaev@itseez.com +# +# Change Log: +# - initial version December 2010 +# - modified April 2011 +# [+] added possibility to build with NDK (without standalone toolchain) +# [+] support cross-compilation on Windows (native, no cygwin support) +# [+] added compiler option to force "char" type to be signed +# [+] added toolchain option to compile to 32-bit ARM instructions +# [+] added toolchain option to disable SWIG search +# [+] added platform "armeabi-v7a with VFPV3" +# [~] ARM_TARGETS renamed to ARM_TARGET +# [+] EXECUTABLE_OUTPUT_PATH is set by toolchain (required on Windows) +# [~] Fixed bug with ANDROID_API_LEVEL variable +# [~] turn off SWIG search if it is not found first time +# - modified May 2011 +# [~] ANDROID_LEVEL is renamed to ANDROID_API_LEVEL +# [+] ANDROID_API_LEVEL is detected by toolchain if not specified +# [~] added guard to prevent changing of output directories on the first +# cmake pass +# [~] toolchain exits with error if ARM_TARGET is not recognized +# - modified June 2011 +# [~] default NDK path is updated for version r5c +# [+] variable CMAKE_SYSTEM_PROCESSOR is set based on ARM_TARGET +# [~] toolchain install directory is added to linker paths +# [-] removed SWIG-related stuff from toolchain +# [+] added macro find_host_package, find_host_program to search +# packages/programs on the host system +# [~] fixed path to STL library +# - modified July 2011 +# [~] fixed options caching +# [~] search for all supported NDK versions +# [~] allowed spaces in NDK path +# - modified September 2011 +# [~] updated for NDK r6b +# - modified November 2011 +# [*] rewritten for NDK r7 +# [+] x86 toolchain support (experimental) +# [+] added "armeabi-v6 with VFP" ABI for ARMv6 processors. +# [~] improved compiler and linker flags management +# [+] support different build flags for Release and Debug configurations +# [~] by default compiler flags the same as used by ndk-build (but only +# where reasonable) +# [~] ANDROID_NDK_TOOLCHAIN_ROOT is splitted to ANDROID_STANDALONE_TOOLCHAIN +# and ANDROID_TOOLCHAIN_ROOT +# [~] ARM_TARGET is renamed to ANDROID_ABI +# [~] ARMEABI_NDK_NAME is renamed to ANDROID_NDK_ABI_NAME +# [~] ANDROID_API_LEVEL is renamed to ANDROID_NATIVE_API_LEVEL +# - modified January 2012 +# [+] added stlport_static support (experimental) +# [+] added special check for cygwin +# [+] filtered out hidden files (starting with .) while globbing inside NDK +# [+] automatically applied GLESv2 linkage fix for NDK revisions 5-6 +# [+] added ANDROID_GET_ABI_RAWNAME to get NDK ABI names by CMake flags +# - modified February 2012 +# [+] updated for NDK r7b +# [~] fixed cmake try_compile() command +# [~] Fix for missing install_name_tool on OS X +# - modified March 2012 +# [~] fixed incorrect C compiler flags +# [~] fixed CMAKE_SYSTEM_PROCESSOR change on ANDROID_ABI change +# [+] improved toolchain loading speed +# [+] added assembler language support (.S) +# [+] allowed preset search paths and extra search suffixes +# - modified April 2012 +# [+] updated for NDK r7c +# [~] fixed most of problems with compiler/linker flags and caching +# [+] added option ANDROID_FUNCTION_LEVEL_LINKING +# - modified May 2012 +# [+] updated for NDK r8 +# [+] added mips architecture support +# - modified August 2012 +# [+] updated for NDK r8b +# [~] all intermediate files generated by toolchain are moved into CMakeFiles +# [~] libstdc++ and libsupc are removed from explicit link libraries +# ------------------------------------------------------------------------------ + +cmake_minimum_required( VERSION 2.6.3 ) + +if( DEFINED CMAKE_CROSSCOMPILING ) + # subsequent toolchain loading is not really needed + return() +endif() + +get_property(_CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE) +if( _CMAKE_IN_TRY_COMPILE ) + include( "${CMAKE_CURRENT_SOURCE_DIR}/../android.toolchain.config.cmake" OPTIONAL ) +endif() + +# this one is important +set( CMAKE_SYSTEM_NAME Linux ) +# this one not so much +set( CMAKE_SYSTEM_VERSION 1 ) + +set( ANDROID_SUPPORTED_NDK_VERSIONS ${ANDROID_EXTRA_NDK_VERSIONS} -r8b -r8 -r7c -r7b -r7 -r6b -r6 -r5c -r5b -r5 "" ) +if(NOT DEFINED ANDROID_NDK_SEARCH_PATHS) + if( CMAKE_HOST_WIN32 ) + file( TO_CMAKE_PATH "$ENV{PROGRAMFILES}" ANDROID_NDK_SEARCH_PATHS ) + set( ANDROID_NDK_SEARCH_PATHS "${ANDROID_NDK_SEARCH_PATHS}/android-ndk" "$ENV{SystemDrive}/NVPACK/android-ndk" ) + else() + file( TO_CMAKE_PATH "$ENV{HOME}" ANDROID_NDK_SEARCH_PATHS ) + set( ANDROID_NDK_SEARCH_PATHS /opt/android-ndk "${ANDROID_NDK_SEARCH_PATHS}/NVPACK/android-ndk" ) + endif() +endif() +if(NOT DEFINED ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH) + set( ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH /opt/android-toolchain ) +endif() + +set( ANDROID_SUPPORTED_ABIS_arm "armeabi-v7a;armeabi;armeabi-v7a with NEON;armeabi-v7a with VFPV3;armeabi-v6 with VFP" ) +set( ANDROID_SUPPORTED_ABIS_x86 "x86" ) +set( ANDROID_SUPPORTED_ABIS_mipsel "mips" ) + +set( ANDROID_DEFAULT_NDK_API_LEVEL 8 ) +set( ANDROID_DEFAULT_NDK_API_LEVEL_x86 9 ) +set( ANDROID_DEFAULT_NDK_API_LEVEL_mips 9 ) + + +macro( __LIST_FILTER listvar regex ) + if( ${listvar} ) + foreach( __val ${${listvar}} ) + if( __val MATCHES "${regex}" ) + list( REMOVE_ITEM ${listvar} "${__val}" ) + endif() + endforeach() + endif() +endmacro() + +macro( __INIT_VARIABLE var_name ) + set( __test_path 0 ) + foreach( __var ${ARGN} ) + if( __var STREQUAL "PATH" ) + set( __test_path 1 ) + break() + endif() + endforeach() + if( __test_path AND NOT EXISTS "${${var_name}}" ) + unset( ${var_name} CACHE ) + endif() + if( "${${var_name}}" STREQUAL "" ) + set( __values 0 ) + foreach( __var ${ARGN} ) + if( __var STREQUAL "VALUES" ) + set( __values 1 ) + elseif( NOT __var STREQUAL "PATH" ) + set( __obsolete 0 ) + if( __var MATCHES "^OBSOLETE_.*$" ) + string( REPLACE "OBSOLETE_" "" __var "${__var}" ) + set( __obsolete 1 ) + endif() + if( __var MATCHES "^ENV_.*$" ) + string( REPLACE "ENV_" "" __var "${__var}" ) + set( __value "$ENV{${__var}}" ) + elseif( DEFINED ${__var} ) + set( __value "${${__var}}" ) + else() + if( __values ) + set( __value "${__var}" ) + else() + set( __value "" ) + endif() + endif() + if( NOT "${__value}" STREQUAL "" ) + if( __test_path ) + if( EXISTS "${__value}" ) + set( ${var_name} "${__value}" ) + if( __obsolete ) + message( WARNING "Using value of obsolete variable ${__var} as initial value for ${var_name}. Please note, that ${__var} can be completely removed in future versions of the toolchain." ) + endif() + break() + endif() + else() + set( ${var_name} "${__value}" ) + if( __obsolete ) + message( WARNING "Using value of obsolete variable ${__var} as initial value for ${var_name}. Please note, that ${__var} can be completely removed in future versions of the toolchain." ) + endif() + break() + endif() + endif() + endif() + endforeach() + unset( __value ) + unset( __values ) + unset( __obsolete ) + endif() + unset( __test_path ) +endmacro() + +macro( __DETECT_NATIVE_API_LEVEL _var _path ) + SET( __ndkApiLevelRegex "^[\t ]*#define[\t ]+__ANDROID_API__[\t ]+([0-9]+)[\t ]*$" ) + FILE( STRINGS ${_path} __apiFileContent REGEX "${__ndkApiLevelRegex}" ) + if( NOT __apiFileContent ) + message( SEND_ERROR "Could not get Android native API level. Probably you have specified invalid level value, or your copy of NDK/toolchain is broken." ) + endif() + string( REGEX REPLACE "${__ndkApiLevelRegex}" "\\1" ${_var} "${__apiFileContent}" ) + unset( __apiFileContent ) + unset( __ndkApiLevelRegex ) +endmacro() + +macro( __DETECT_TOOLCHAIN_MACHINE_NAME _var _root ) + file( GLOB __gccExePath "${_root}/bin/*-gcc${TOOL_OS_SUFFIX}" ) + __LIST_FILTER( __gccExePath "bin/[.].*-gcc${TOOL_OS_SUFFIX}$" ) + list( LENGTH __gccExePath __gccExePathsCount ) + if( NOT __gccExePathsCount EQUAL 1 ) + message( WARNING "Could not uniquely determine machine name for compiler from ${_root}." ) + set( ${_var} "" ) + else() + get_filename_component( __gccExeName "${__gccExePath}" NAME_WE ) + string( REPLACE "-gcc" "" ${_var} "${__gccExeName}" ) + endif() + unset( __gccExePath ) + unset( __gccExePathsCount ) + unset( __gccExeName ) +endmacro() + +macro( __COPY_IF_DIFFERENT _source _destination ) + execute_process( COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${_source}" "${_destination}" RESULT_VARIABLE __fileCopyProcess ) + if( NOT __fileCopyProcess EQUAL 0 OR NOT EXISTS "${_destination}") + message( SEND_ERROR "Failed copying of ${_source} to the ${_destination}" ) + endif() + unset( __fileCopyProcess ) +endmacro() + + +# stl version: by default gnustl_static will be used +set( ANDROID_USE_STLPORT FALSE CACHE BOOL "Experimental: use stlport_static instead of gnustl_static") +mark_as_advanced( ANDROID_USE_STLPORT ) + +# fight against cygwin +set( ANDROID_FORBID_SYGWIN TRUE CACHE BOOL "Prevent cmake from working under cygwin and using cygwin tools") +mark_as_advanced( ANDROID_FORBID_SYGWIN ) +if( ANDROID_FORBID_SYGWIN ) + if( CYGWIN ) + message( FATAL_ERROR "Android NDK and android-cmake toolchain are not welcome Cygwin. It is unlikely that this cmake toolchain will work under cygwin. But if you want to try then you can set cmake variable ANDROID_FORBID_SYGWIN to FALSE and rerun cmake." ) + endif() + + if( CMAKE_HOST_WIN32 ) + # remove cygwin from PATH + set( __new_path "$ENV{PATH}") + __LIST_FILTER( __new_path "cygwin" ) + set(ENV{PATH} "${__new_path}") + unset(__new_path) + endif() +endif() + +# detect current host platform +set( TOOL_OS_SUFFIX "" ) +if( CMAKE_HOST_APPLE ) + set( ANDROID_NDK_HOST_SYSTEM_NAME "darwin-x86" ) +elseif( CMAKE_HOST_WIN32 ) + set( ANDROID_NDK_HOST_SYSTEM_NAME "windows" ) + set( TOOL_OS_SUFFIX ".exe" ) +elseif( CMAKE_HOST_UNIX ) + set( ANDROID_NDK_HOST_SYSTEM_NAME "linux-x86" ) +else() + message( FATAL_ERROR "Cross-compilation on your platform is not supported by this cmake toolchain" ) +endif() + +# see if we have path to Android NDK +__INIT_VARIABLE( ANDROID_NDK PATH ENV_ANDROID_NDK ) +if( NOT ANDROID_NDK ) + # see if we have path to Android standalone toolchain + __INIT_VARIABLE( ANDROID_STANDALONE_TOOLCHAIN PATH ENV_ANDROID_STANDALONE_TOOLCHAIN OBSOLETE_ANDROID_NDK_TOOLCHAIN_ROOT OBSOLETE_ENV_ANDROID_NDK_TOOLCHAIN_ROOT ) + + if( NOT ANDROID_STANDALONE_TOOLCHAIN ) + #try to find Android NDK in one of the the default locations + set( __ndkSearchPaths ) + foreach( __ndkSearchPath ${ANDROID_NDK_SEARCH_PATHS} ) + foreach( suffix ${ANDROID_SUPPORTED_NDK_VERSIONS} ) + list( APPEND __ndkSearchPaths "${__ndkSearchPath}${suffix}" ) + endforeach() + endforeach() + __INIT_VARIABLE( ANDROID_NDK PATH VALUES ${__ndkSearchPaths} ) + unset( __ndkSearchPaths ) + + if( ANDROID_NDK ) + message( STATUS "Using default path for Android NDK: ${ANDROID_NDK}" ) + message( STATUS " If you prefer to use a different location, please define a cmake or environment variable: ANDROID_NDK" ) + else() + #try to find Android standalone toolchain in one of the the default locations + __INIT_VARIABLE( ANDROID_STANDALONE_TOOLCHAIN PATH ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH ) + + if( ANDROID_STANDALONE_TOOLCHAIN ) + message( STATUS "Using default path for standalone toolchain ${ANDROID_STANDALONE_TOOLCHAIN}" ) + message( STATUS " If you prefer to use a different location, please define the variable: ANDROID_STANDALONE_TOOLCHAIN" ) + endif( ANDROID_STANDALONE_TOOLCHAIN ) + endif( ANDROID_NDK ) + endif( NOT ANDROID_STANDALONE_TOOLCHAIN ) +endif( NOT ANDROID_NDK ) + +# remember found paths +if( ANDROID_NDK ) + get_filename_component( ANDROID_NDK "${ANDROID_NDK}" ABSOLUTE ) + # try to detect change + if( CMAKE_AR ) + string( LENGTH "${ANDROID_NDK}" __length ) + string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidNdkPreviousPath ) + if( NOT __androidNdkPreviousPath STREQUAL ANDROID_NDK ) + message( FATAL_ERROR "It is not possible to change path to the NDK on subsequent run." ) + endif() + unset( __androidNdkPreviousPath ) + unset( __length ) + endif() + set( ANDROID_NDK "${ANDROID_NDK}" CACHE INTERNAL "Path of the Android NDK" ) + set( BUILD_WITH_ANDROID_NDK True ) +elseif( ANDROID_STANDALONE_TOOLCHAIN ) + get_filename_component( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" ABSOLUTE ) + # try to detect change + if( CMAKE_AR ) + string( LENGTH "${ANDROID_STANDALONE_TOOLCHAIN}" __length ) + string( SUBSTRING "${CMAKE_AR}" 0 ${__length} __androidStandaloneToolchainPreviousPath ) + if( NOT __androidStandaloneToolchainPreviousPath STREQUAL ANDROID_STANDALONE_TOOLCHAIN ) + message( FATAL_ERROR "It is not possible to change path to the Android standalone toolchain on subsequent run." ) + endif() + unset( __androidStandaloneToolchainPreviousPath ) + unset( __length ) + endif() + set( ANDROID_STANDALONE_TOOLCHAIN "${ANDROID_STANDALONE_TOOLCHAIN}" CACHE INTERNAL "Path of the Android standalone toolchain" ) + set( BUILD_WITH_STANDALONE_TOOLCHAIN True ) +else() + list(GET ANDROID_NDK_SEARCH_PATHS 0 ANDROID_NDK_SEARCH_PATH) + message( FATAL_ERROR "Could not find neither Android NDK nor Android standalone toolcahin. + You should either set an environment variable: + export ANDROID_NDK=~/my-android-ndk + or + export ANDROID_STANDALONE_TOOLCHAIN=~/my-android-toolchain + or put the toolchain or NDK in the default path: + sudo ln -s ~/my-android-ndk ${ANDROID_NDK_SEARCH_PATH} + sudo ln -s ~/my-android-toolchain ${ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH}" ) +endif() + +# get all the details about standalone toolchain +if( BUILD_WITH_STANDALONE_TOOLCHAIN ) + __DETECT_NATIVE_API_LEVEL( ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_STANDALONE_TOOLCHAIN}/sysroot/usr/include/android/api-level.h" ) + set( ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) + set( __availableToolchains "standalone" ) + __DETECT_TOOLCHAIN_MACHINE_NAME( __availableToolchainMachines "${ANDROID_STANDALONE_TOOLCHAIN}" ) + if( NOT __availableToolchainMachines ) + message( FATAL_ERROR "Could not determine machine name of your toolchain. Probably your Android standalone toolchain is broken." ) + endif() + if( __availableToolchainMachines MATCHES i686 ) + set( __availableToolchainArchs "x86" ) + elseif( __availableToolchainMachines MATCHES arm ) + set( __availableToolchainArchs "arm" ) + elseif( __availableToolchainMachines MATCHES mipsel ) + set( __availableToolchainArchs "mipsel" ) + endif() + if( ANDROID_COMPILER_VERSION ) + # do not run gcc every time because it is relatevely expencive + set( __availableToolchainCompilerVersions "${ANDROID_COMPILER_VERSION}" ) + else() + execute_process( COMMAND "${ANDROID_STANDALONE_TOOLCHAIN}/bin/${__availableToolchainMachines}-gcc${TOOL_OS_SUFFIX}" --version + OUTPUT_VARIABLE __availableToolchainCompilerVersions OUTPUT_STRIP_TRAILING_WHITESPACE ) + string( REGEX MATCH "[0-9]+.[0-9]+.[0-9]+" __availableToolchainCompilerVersions "${__availableToolchainCompilerVersions}" ) + endif() +endif() + +# get all the details about NDK +if( BUILD_WITH_ANDROID_NDK ) + file( GLOB ANDROID_SUPPORTED_NATIVE_API_LEVELS RELATIVE "${ANDROID_NDK}/platforms" "${ANDROID_NDK}/platforms/android-*" ) + string( REPLACE "android-" "" ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_SUPPORTED_NATIVE_API_LEVELS}" ) + file( GLOB __availableToolchains RELATIVE "${ANDROID_NDK}/toolchains" "${ANDROID_NDK}/toolchains/*" ) + __LIST_FILTER( __availableToolchains "^[.]" ) + set( __availableToolchainMachines "" ) + set( __availableToolchainArchs "" ) + set( __availableToolchainCompilerVersions "" ) + foreach( __toolchain ${__availableToolchains} ) + __DETECT_TOOLCHAIN_MACHINE_NAME( __machine "${ANDROID_NDK}/toolchains/${__toolchain}/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" ) + if( __machine ) + string( REGEX MATCH "[0-9]+[.][0-9]+[.]*[0-9]*$" __version "${__toolchain}" ) + string( REGEX MATCH "^[^-]+" __arch "${__toolchain}" ) + list( APPEND __availableToolchainMachines "${__machine}" ) + list( APPEND __availableToolchainArchs "${__arch}" ) + list( APPEND __availableToolchainCompilerVersions "${__version}" ) + else() + list( REMOVE_ITEM __availableToolchains "${__toolchain}" ) + endif() + endforeach() + if( NOT __availableToolchains ) + message( FATAL_ERROR "Could not any working toolchain in the NDK. Probably your Android NDK is broken." ) + endif() +endif() + +# build list of available ABIs +if( NOT ANDROID_SUPPORTED_ABIS ) + set( ANDROID_SUPPORTED_ABIS "" ) + set( __uniqToolchainArchNames ${__availableToolchainArchs} ) + list( REMOVE_DUPLICATES __uniqToolchainArchNames ) + list( SORT __uniqToolchainArchNames ) + foreach( __arch ${__uniqToolchainArchNames} ) + list( APPEND ANDROID_SUPPORTED_ABIS ${ANDROID_SUPPORTED_ABIS_${__arch}} ) + endforeach() + unset( __uniqToolchainArchNames ) + if( NOT ANDROID_SUPPORTED_ABIS ) + message( FATAL_ERROR "No one of known Android ABIs is supported by this cmake toolchain." ) + endif() +endif() + +# choose target ABI +__INIT_VARIABLE( ANDROID_ABI OBSOLETE_ARM_TARGET OBSOLETE_ARM_TARGETS VALUES ${ANDROID_SUPPORTED_ABIS} ) +# verify that target ABI is supported +list( FIND ANDROID_SUPPORTED_ABIS "${ANDROID_ABI}" __androidAbiIdx ) +if( __androidAbiIdx EQUAL -1 ) + string( REPLACE ";" "\", \"", PRINTABLE_ANDROID_SUPPORTED_ABIS "${ANDROID_SUPPORTED_ABIS}" ) + message( FATAL_ERROR "Specified ANDROID_ABI = \"${ANDROID_ABI}\" is not supported by this cmake toolchain or your NDK/toolchain. + Supported values are: \"${PRINTABLE_ANDROID_SUPPORTED_ABIS}\" + " ) +endif() +unset( __androidAbiIdx ) + +# remember target ABI +set( ANDROID_ABI "${ANDROID_ABI}" CACHE STRING "The target ABI for Android. If arm, then armeabi-v7a is recommended for hardware floating point." FORCE ) + +# set target ABI options +if( ANDROID_ABI STREQUAL "x86" ) + set( X86 true ) + set( ANDROID_NDK_ABI_NAME "x86" ) + set( ANDROID_ARCH_NAME "x86" ) + set( ANDROID_ARCH_FULLNAME "x86" ) + set( CMAKE_SYSTEM_PROCESSOR "i686" ) +elseif( ANDROID_ABI STREQUAL "mips" ) + set( MIPS true ) + set( ANDROID_NDK_ABI_NAME "mips" ) + set( ANDROID_ARCH_NAME "mips" ) + set( ANDROID_ARCH_FULLNAME "mipsel" ) + set( CMAKE_SYSTEM_PROCESSOR "mips" ) +elseif( ANDROID_ABI STREQUAL "armeabi" ) + set( ARMEABI true ) + set( ANDROID_NDK_ABI_NAME "armeabi" ) + set( ANDROID_ARCH_NAME "arm" ) + set( ANDROID_ARCH_FULLNAME "arm" ) + set( CMAKE_SYSTEM_PROCESSOR "armv5te" ) +elseif( ANDROID_ABI STREQUAL "armeabi-v6 with VFP" ) + set( ARMEABI_V6 true ) + set( ANDROID_NDK_ABI_NAME "armeabi" ) + set( ANDROID_ARCH_NAME "arm" ) + set( ANDROID_ARCH_FULLNAME "arm" ) + set( CMAKE_SYSTEM_PROCESSOR "armv6" ) + # need always fallback to older platform + set( ARMEABI true ) +elseif( ANDROID_ABI STREQUAL "armeabi-v7a") + set( ARMEABI_V7A true ) + set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) + set( ANDROID_ARCH_NAME "arm" ) + set( ANDROID_ARCH_FULLNAME "arm" ) + set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) +elseif( ANDROID_ABI STREQUAL "armeabi-v7a with VFPV3" ) + set( ARMEABI_V7A true ) + set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) + set( ANDROID_ARCH_NAME "arm" ) + set( ANDROID_ARCH_FULLNAME "arm" ) + set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) + set( VFPV3 true ) +elseif( ANDROID_ABI STREQUAL "armeabi-v7a with NEON" ) + set( ARMEABI_V7A true ) + set( ANDROID_NDK_ABI_NAME "armeabi-v7a" ) + set( ANDROID_ARCH_NAME "arm" ) + set( ANDROID_ARCH_FULLNAME "arm" ) + set( CMAKE_SYSTEM_PROCESSOR "armv7-a" ) + set( VFPV3 true ) + set( NEON true ) +else() + message( SEND_ERROR "Unknown ANDROID_ABI=\"${ANDROID_ABI}\" is specified." ) +endif() + +if( CMAKE_BINARY_DIR AND EXISTS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake" ) + # really dirty hack + # it is not possible to change CMAKE_SYSTEM_PROCESSOR after the first run... + file( APPEND "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake" "SET(CMAKE_SYSTEM_PROCESSOR \"${CMAKE_SYSTEM_PROCESSOR}\")\n" ) +endif() + +set( ANDROID_SUPPORTED_ABIS ${ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_FULLNAME}} CACHE INTERNAL "ANDROID_ABI can be changed only to one of these ABIs. Changing to any other ABI requires to reset cmake cache." ) +if( CMAKE_VERSION VERSION_GREATER "2.8" ) + list( SORT ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_FULLNAME} ) + set_property( CACHE ANDROID_ABI PROPERTY STRINGS ${ANDROID_SUPPORTED_ABIS_${ANDROID_ARCH_FULLNAME}} ) +endif() + +if( ANDROID_ARCH_NAME STREQUAL "arm" AND NOT ARMEABI_V6 ) + __INIT_VARIABLE( ANDROID_FORCE_ARM_BUILD OBSOLETE_FORCE_ARM VALUES OFF ) + set( ANDROID_FORCE_ARM_BUILD ${ANDROID_FORCE_ARM_BUILD} CACHE BOOL "Use 32-bit ARM instructions instead of Thumb-1" FORCE ) + mark_as_advanced( ANDROID_FORCE_ARM_BUILD ) +else() + unset( ANDROID_FORCE_ARM_BUILD CACHE ) +endif() + +# choose toolchain +if( ANDROID_TOOLCHAIN_NAME ) + list( FIND __availableToolchains "${ANDROID_TOOLCHAIN_NAME}" __toolchainIdx ) + if( __toolchainIdx EQUAL -1 ) + message( FATAL_ERROR "Previously selected toolchain \"${ANDROID_TOOLCHAIN_NAME}\" is missing. You need to remove CMakeCache.txt and rerun cmake manually to change the toolchain" ) + endif() + list( GET __availableToolchainArchs ${__toolchainIdx} __toolchainArch ) + if( NOT __toolchainArch STREQUAL ANDROID_ARCH_FULLNAME ) + message( SEND_ERROR "Previously selected toolchain \"${ANDROID_TOOLCHAIN_NAME}\" is not able to compile binaries for the \"${ANDROID_ARCH_NAME}\" platform." ) + endif() +else() + set( __toolchainIdx -1 ) + set( __applicableToolchains "" ) + set( __toolchainMaxVersion "0.0.0" ) + list( LENGTH __availableToolchains __availableToolchainsCount ) + math( EXPR __availableToolchainsCount "${__availableToolchainsCount}-1" ) + foreach( __idx RANGE ${__availableToolchainsCount} ) + list( GET __availableToolchainArchs ${__idx} __toolchainArch ) + if( __toolchainArch STREQUAL ANDROID_ARCH_FULLNAME ) + list( GET __availableToolchainCompilerVersions ${__idx} __toolchainVersion ) + if( __toolchainVersion VERSION_GREATER __toolchainMaxVersion ) + set( __toolchainMaxVersion "${__toolchainVersion}" ) + set( __toolchainIdx ${__idx} ) + endif() + endif() + endforeach() + unset( __availableToolchainsCount ) + unset( __toolchainMaxVersion ) + unset( __toolchainVersion ) +endif() +unset( __toolchainArch ) +if( __toolchainIdx EQUAL -1 ) + message( FATAL_ERROR "No one of available compiler toolchains is able to compile for ${ANDROID_ARCH_NAME} platform." ) +endif() +list( GET __availableToolchains ${__toolchainIdx} ANDROID_TOOLCHAIN_NAME ) +list( GET __availableToolchainMachines ${__toolchainIdx} ANDROID_TOOLCHAIN_MACHINE_NAME ) +list( GET __availableToolchainCompilerVersions ${__toolchainIdx} ANDROID_COMPILER_VERSION ) +set( ANDROID_TOOLCHAIN_NAME "${ANDROID_TOOLCHAIN_NAME}" CACHE INTERNAL "Name of toolchain used" ) +set( ANDROID_COMPILER_VERSION "${ANDROID_COMPILER_VERSION}" CACHE INTERNAL "compiler version from selected toolchain" ) +unset( __toolchainIdx ) +unset( __availableToolchains ) +unset( __availableToolchainMachines ) +unset( __availableToolchainArchs ) +unset( __availableToolchainCompilerVersions ) + +# choose native API level +__INIT_VARIABLE( ANDROID_NATIVE_API_LEVEL ENV_ANDROID_NATIVE_API_LEVEL ANDROID_API_LEVEL ENV_ANDROID_API_LEVEL ANDROID_STANDALONE_TOOLCHAIN_API_LEVEL ANDROID_DEFAULT_NDK_API_LEVEL_${ANDROID_ARCH_NAME} ANDROID_DEFAULT_NDK_API_LEVEL ) +string( REGEX MATCH "[0-9]+" ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" ) +# validate +list( FIND ANDROID_SUPPORTED_NATIVE_API_LEVELS "${ANDROID_NATIVE_API_LEVEL}" __levelIdx ) +if( __levelIdx EQUAL -1 ) + message( SEND_ERROR "Specified Android native API level (${ANDROID_NATIVE_API_LEVEL}) is not supported by your NDK/toolchain." ) +endif() +unset( __levelIdx ) +if( BUILD_WITH_ANDROID_NDK ) + __DETECT_NATIVE_API_LEVEL( __realApiLevel "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}/usr/include/android/api-level.h" ) + if( NOT __realApiLevel EQUAL ANDROID_NATIVE_API_LEVEL ) + message( SEND_ERROR "Specified Android API level (${ANDROID_NATIVE_API_LEVEL}) does not match to the level found (${__realApiLevel}). Probably your copy of NDK is broken." ) + endif() + unset( __realApiLevel ) +endif() +set( ANDROID_NATIVE_API_LEVEL "${ANDROID_NATIVE_API_LEVEL}" CACHE STRING "Android API level for native code" FORCE ) +if( CMAKE_VERSION VERSION_GREATER "2.8" ) + list( SORT ANDROID_SUPPORTED_NATIVE_API_LEVELS ) + set_property( CACHE ANDROID_NATIVE_API_LEVEL PROPERTY STRINGS ${ANDROID_SUPPORTED_NATIVE_API_LEVELS} ) +endif() + +# setup paths +if( BUILD_WITH_STANDALONE_TOOLCHAIN ) + set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_STANDALONE_TOOLCHAIN}" ) + set( ANDROID_SYSROOT "${ANDROID_STANDALONE_TOOLCHAIN}/sysroot" ) + set( __stlLibPath "${ANDROID_STANDALONE_TOOLCHAIN}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib" ) +endif() +if( BUILD_WITH_ANDROID_NDK ) + set( ANDROID_TOOLCHAIN_ROOT "${ANDROID_NDK}/toolchains/${ANDROID_TOOLCHAIN_NAME}/prebuilt/${ANDROID_NDK_HOST_SYSTEM_NAME}" ) + set( ANDROID_SYSROOT "${ANDROID_NDK}/platforms/android-${ANDROID_NATIVE_API_LEVEL}/arch-${ANDROID_ARCH_NAME}" ) + if( ANDROID_USE_STLPORT ) + set( __stlIncludePath "${ANDROID_NDK}/sources/cxx-stl/stlport/stlport" ) + set( __stlLibPath "${ANDROID_NDK}/sources/cxx-stl/stlport/libs/${ANDROID_NDK_ABI_NAME}" ) + else() + if( EXISTS "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}" ) + set( __stlIncludePath "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}/include" ) + set( __stlLibPath "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/${ANDROID_COMPILER_VERSION}/libs/${ANDROID_NDK_ABI_NAME}" ) + else() + set( __stlIncludePath "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/include" ) + set( __stlLibPath "${ANDROID_NDK}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_NDK_ABI_NAME}" ) + endif() + endif() +endif() + +# specify the cross compiler +set( CMAKE_C_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "gcc" ) +set( CMAKE_CXX_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-g++${TOOL_OS_SUFFIX}" CACHE PATH "g++" ) +set( CMAKE_ASM_COMPILER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-gcc${TOOL_OS_SUFFIX}" CACHE PATH "Assembler" ) +if( CMAKE_VERSION VERSION_LESS 2.8.5 ) + set( CMAKE_ASM_COMPILER_ARG1 "-c" ) +endif() +# there may be a way to make cmake deduce these TODO deduce the rest of the tools +set( CMAKE_STRIP "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-strip${TOOL_OS_SUFFIX}" CACHE PATH "strip" ) +set( CMAKE_AR "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ar${TOOL_OS_SUFFIX}" CACHE PATH "archive" ) +set( CMAKE_LINKER "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ld${TOOL_OS_SUFFIX}" CACHE PATH "linker" ) +set( CMAKE_NM "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-nm${TOOL_OS_SUFFIX}" CACHE PATH "nm" ) +set( CMAKE_OBJCOPY "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-objcopy${TOOL_OS_SUFFIX}" CACHE PATH "objcopy" ) +set( CMAKE_OBJDUMP "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-objdump${TOOL_OS_SUFFIX}" CACHE PATH "objdump" ) +set( CMAKE_RANLIB "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_MACHINE_NAME}-ranlib${TOOL_OS_SUFFIX}" CACHE PATH "ranlib" ) +set( _CMAKE_TOOLCHAIN_PREFIX "${ANDROID_TOOLCHAIN_MACHINE_NAME}-" ) +if( APPLE ) + find_program( CMAKE_INSTALL_NAME_TOOL NAMES install_name_tool ) + if( NOT CMAKE_INSTALL_NAME_TOOL ) + message( FATAL_ERROR "Could not find install_name_tool, please check your installation." ) + endif() + mark_as_advanced( CMAKE_INSTALL_NAME_TOOL ) +endif() + +# export directories +set( ANDROID_SYSTEM_INCLUDE_DIRS "" ) +set( ANDROID_SYSTEM_LIB_DIRS "" ) + +# setup output directories +set( LIBRARY_OUTPUT_PATH_ROOT ${CMAKE_SOURCE_DIR} CACHE PATH "root for library output, set this to change where android libs are installed to" ) +set( CMAKE_INSTALL_PREFIX "${ANDROID_TOOLCHAIN_ROOT}/user" CACHE STRING "path for installing" ) + +if(NOT _CMAKE_IN_TRY_COMPILE) + if( EXISTS "${CMAKE_SOURCE_DIR}/jni/CMakeLists.txt" ) + set( EXECUTABLE_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/bin/${ANDROID_NDK_ABI_NAME}" CACHE PATH "Output directory for applications" ) + else() + set( EXECUTABLE_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/bin" CACHE PATH "Output directory for applications" ) + endif() + set( LIBRARY_OUTPUT_PATH "${LIBRARY_OUTPUT_PATH_ROOT}/libs/${ANDROID_NDK_ABI_NAME}" CACHE PATH "path for android libs" ) +endif() + +# includes +list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${ANDROID_SYSROOT}/usr/include" ) +if( __stlIncludePath AND EXISTS "${__stlIncludePath}" ) + list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${__stlIncludePath}" ) +endif() + +# c++ bits includes +if( __stlLibPath AND EXISTS "${__stlLibPath}/include" ) + list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${__stlLibPath}/include" ) +endif() +if( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}/thumb/bits" ) + list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}/thumb" ) +elseif( EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}/bits" ) + list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/${CMAKE_SYSTEM_PROCESSOR}" ) +elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/thumb/bits" ) + list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/thumb" ) +elseif( EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/bits" ) + list( APPEND ANDROID_SYSTEM_INCLUDE_DIRS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/include/c++/${ANDROID_COMPILER_VERSION}/${ANDROID_TOOLCHAIN_MACHINE_NAME}" ) +endif() + +# flags and definitions +if(ANDROID_SYSROOT MATCHES "[ ;\"]") + set( ANDROID_CXX_FLAGS "--sysroot=\"${ANDROID_SYSROOT}\"" ) + # quotes will break try_compile and compiler identification + message(WARNING "Your Android system root has non-alphanumeric symbols. It can break compiler features detection and the whole build.") +else() + set( ANDROID_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT}" ) +endif() + +remove_definitions( -DANDROID ) +add_definitions( -DANDROID ) + +# Force set compilers because standard identification works badly for us +include( CMakeForceCompiler ) +CMAKE_FORCE_C_COMPILER( "${CMAKE_C_COMPILER}" GNU ) +set( CMAKE_C_PLATFORM_ID Linux ) +set( CMAKE_C_SIZEOF_DATA_PTR 4 ) +set( CMAKE_C_HAS_ISYSROOT 1 ) +set( CMAKE_C_COMPILER_ABI ELF ) +CMAKE_FORCE_CXX_COMPILER( "${CMAKE_CXX_COMPILER}" GNU ) +set( CMAKE_CXX_PLATFORM_ID Linux ) +set( CMAKE_CXX_SIZEOF_DATA_PTR 4 ) +set( CMAKE_CXX_HAS_ISYSROOT 1 ) +set( CMAKE_CXX_COMPILER_ABI ELF ) +# force ASM compiler (required for CMake < 2.8.5) +set( CMAKE_ASM_COMPILER_ID_RUN TRUE ) +set( CMAKE_ASM_COMPILER_ID GNU ) +set( CMAKE_ASM_COMPILER_WORKS TRUE ) +set( CMAKE_ASM_COMPILER_FORCED TRUE ) +set( CMAKE_COMPILER_IS_GNUASM 1) + +# NDK flags +if( ARMEABI OR ARMEABI_V7A ) + # NDK also defines -ffunction-sections -funwind-tables but they result in worse OpenCV performance + set( _CMAKE_CXX_FLAGS "-fPIC -Wno-psabi" ) + set( _CMAKE_C_FLAGS "-fPIC -Wno-psabi" ) + remove_definitions( -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ ) + add_definitions( -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ ) + # extra arm-specific flags + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fsigned-char" ) +elseif( X86 ) + set( _CMAKE_CXX_FLAGS "-funwind-tables" ) + set( _CMAKE_C_FLAGS "-funwind-tables" ) +elseif( MIPS ) + set( _CMAKE_CXX_FLAGS "-fpic -Wno-psabi -fno-strict-aliasing -finline-functions -ffunction-sections -funwind-tables -fmessage-length=0 -fno-inline-functions-called-once -fgcse-after-reload -frerun-cse-after-loop -frename-registers" ) + set( _CMAKE_CXX_FLAGS "-fpic -Wno-psabi -fno-strict-aliasing -finline-functions -ffunction-sections -funwind-tables -fmessage-length=0 -fno-inline-functions-called-once -fgcse-after-reload -frerun-cse-after-loop -frename-registers" ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fsigned-char" ) +else() + set( _CMAKE_CXX_FLAGS "" ) + set( _CMAKE_C_FLAGS "" ) +endif() + +if( ANDROID_USE_STLPORT ) + set( _CMAKE_CXX_FLAGS "${_CMAKE_CXX_FLAGS} -fno-rtti -fno-exceptions" ) + set( _CMAKE_C_FLAGS "${_CMAKE_C_FLAGS} -fno-exceptions" ) +else() + set( _CMAKE_CXX_FLAGS "${_CMAKE_CXX_FLAGS} -frtti -fexceptions" ) + set( _CMAKE_C_FLAGS "${_CMAKE_C_FLAGS} -fexceptions" ) +endif() + +# release and debug flags +if( ARMEABI OR ARMEABI_V7A ) + if( NOT ANDROID_FORCE_ARM_BUILD AND NOT ARMEABI_V6 ) + # It is recommended to use the -mthumb compiler flag to force the generation + # of 16-bit Thumb-1 instructions (the default being 32-bit ARM ones). + # O3 instead of O2/Os in release mode - like cmake sets for desktop gcc + set( _CMAKE_CXX_FLAGS_RELEASE "-mthumb -O3" ) + set( _CMAKE_C_FLAGS_RELEASE "-mthumb -O3" ) + set( _CMAKE_CXX_FLAGS_DEBUG "-marm -Os -finline-limit=64" ) + set( _CMAKE_C_FLAGS_DEBUG "-marm -Os -finline-limit=64" ) + else() + # always compile ARMEABI_V6 in arm mode; otherwise there is no difference from ARMEABI + # O3 instead of O2/Os in release mode - like cmake sets for desktop gcc + set( _CMAKE_CXX_FLAGS_RELEASE "-marm -O3 -fstrict-aliasing" ) + set( _CMAKE_C_FLAGS_RELEASE "-marm -O3 -fstrict-aliasing" ) + set( _CMAKE_CXX_FLAGS_DEBUG "-marm -O0 -finline-limit=300" ) + set( _CMAKE_C_FLAGS_DEBUG "-marm -O0 -finline-limit=300" ) + endif() +elseif( X86 ) + set( _CMAKE_CXX_FLAGS_RELEASE "-O3 -fstrict-aliasing" ) + set( _CMAKE_C_FLAGS_RELEASE "-O3 -fstrict-aliasing" ) + set( _CMAKE_CXX_FLAGS_DEBUG "-O0 -finline-limit=300" ) + set( _CMAKE_C_FLAGS_DEBUG "-O0 -finline-limit=300" ) +elseif( MIPS ) + set( _CMAKE_CXX_FLAGS_RELEASE "-O3 -funswitch-loops -finline-limit=300" ) + set( _CMAKE_C_FLAGS_RELEASE "-O3 -funswitch-loops -finline-limit=300" ) + set( _CMAKE_CXX_FLAGS_DEBUG "-O0 -g" ) + set( _CMAKE_C_FLAGS_DEBUG "-O0 -g" ) +endif() +set( _CMAKE_CXX_FLAGS_RELEASE "${_CMAKE_CXX_FLAGS_RELEASE} -fomit-frame-pointer -DNDEBUG" ) +set( _CMAKE_C_FLAGS_RELEASE "${_CMAKE_C_FLAGS_RELEASE} -fomit-frame-pointer -DNDEBUG" ) +set( _CMAKE_CXX_FLAGS_DEBUG "${_CMAKE_CXX_FLAGS_DEBUG} -fno-strict-aliasing -fno-omit-frame-pointer -DDEBUG -D_DEBUG" ) +set( _CMAKE_C_FLAGS_DEBUG "${_CMAKE_C_FLAGS_DEBUG} -fno-strict-aliasing -fno-omit-frame-pointer -DDEBUG -D_DEBUG" ) + +# ABI-specific flags +if( ARMEABI_V7A ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv7-a -mfloat-abi=softfp" ) + if( NEON ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=neon" ) + elseif( VFPV3 ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=vfpv3" ) + else() + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -mfpu=vfp" ) + endif() +elseif( ARMEABI_V6 ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv6 -mfloat-abi=softfp -mfpu=vfp" ) +elseif( ARMEABI ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv5te -mtune=xscale -msoft-float" ) +elseif( X86 ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS}" )#sse? +endif() + +# linker flags +if( NOT DEFINED __ndklibspath ) + set( __ndklibspath "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/ndklibs/${ANDROID_NDK_ABI_NAME}" ) +endif() +list( APPEND ANDROID_SYSTEM_LIB_DIRS "${CMAKE_INSTALL_PREFIX}/libs/${ANDROID_NDK_ABI_NAME}" ) +set( ANDROID_LINKER_FLAGS "" ) + +# STL +if( ANDROID_USE_STLPORT ) + if( EXISTS "${__stlLibPath}/libstlport_static.a" ) + 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> <SONAME_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES> \"${__stlLibPath}/libstlport_static.a\"") + set( CMAKE_CXX_CREATE_SHARED_MODULE "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <SONAME_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES> \"${__stlLibPath}/libstlport_static.a\"") + endif() +else( ANDROID_USE_STLPORT ) + if( EXISTS "${__stlLibPath}/libgnustl_static.a" ) + __COPY_IF_DIFFERENT( "${__stlLibPath}/libgnustl_static.a" "${__ndklibspath}/libstdc++.a" ) + elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${__stlLibPath}/${CMAKE_SYSTEM_PROCESSOR}/thumb/libstdc++.a" ) + __COPY_IF_DIFFERENT( "${__stlLibPath}/${CMAKE_SYSTEM_PROCESSOR}/thumb/libstdc++.a" "${__ndklibspath}/libstdc++.a" ) + elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${__stlLibPath}/${CMAKE_SYSTEM_PROCESSOR}/libstdc++.a" ) + __COPY_IF_DIFFERENT( "${__stlLibPath}/${CMAKE_SYSTEM_PROCESSOR}/libstdc++.a" "${__ndklibspath}/libstdc++.a" ) + elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${__stlLibPath}/thumb/libstdc++.a" ) + __COPY_IF_DIFFERENT( "${__stlLibPath}/thumb/libstdc++.a" "${__ndklibspath}/libstdc++.a" ) + elseif( EXISTS "${__stlLibPath}/libstdc++.a" ) + __COPY_IF_DIFFERENT( "${__stlLibPath}/libstdc++.a" "${__ndklibspath}/libstdc++.a" ) + endif() + if( EXISTS "${__stlLibPath}/libsupc++.a" ) + __COPY_IF_DIFFERENT( "${__stlLibPath}/libsupc++.a" "${__ndklibspath}/libsupc++.a" ) + elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb/libsupc++.a" ) + __COPY_IF_DIFFERENT( "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/thumb/libsupc++.a" "${__ndklibspath}/libsupc++.a" ) + elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libsupc++.a" ) + __COPY_IF_DIFFERENT( "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/${CMAKE_SYSTEM_PROCESSOR}/libsupc++.a" "${__ndklibspath}/libsupc++.a" ) + elseif( ANDROID_ARCH_NAME STREQUAL "arm" AND EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libsupc++.a" ) + __COPY_IF_DIFFERENT( "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/thumb/libsupc++.a" "${__ndklibspath}/libsupc++.a" ) + elseif( EXISTS "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libsupc++.a" ) + __COPY_IF_DIFFERENT( "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}/lib/libsupc++.a" "${__ndklibspath}/libsupc++.a" ) + endif() + list( APPEND ANDROID_SYSTEM_LIB_DIRS "${__ndklibspath}" ) +endif( ANDROID_USE_STLPORT ) + +# cleanup for STL search +unset( __stlIncludePath ) +unset( __stlLibPath ) + +# other linker flags +__INIT_VARIABLE( ANDROID_NO_UNDEFINED OBSOLETE_NO_UNDEFINED VALUES ON ) +set( ANDROID_NO_UNDEFINED ${ANDROID_NO_UNDEFINED} CACHE BOOL "Show all undefined symbols as linker errors" FORCE ) +mark_as_advanced( ANDROID_NO_UNDEFINED ) +if( ANDROID_NO_UNDEFINED ) + set( ANDROID_LINKER_FLAGS "-Wl,--no-undefined ${ANDROID_LINKER_FLAGS}" ) +endif() + +if (ANDROID_NDK MATCHES "-r[56].?$") + # libGLESv2.so in NDK's prior to r7 refers to exteranal symbols. So this flag option is required for all projects using OpenGL from native. + __INIT_VARIABLE( ANDROID_SO_UNDEFINED VALUES ON ) +else() + __INIT_VARIABLE( ANDROID_SO_UNDEFINED VALUES OFF ) +endif() + +set( ANDROID_SO_UNDEFINED ${ANDROID_SO_UNDEFINED} CACHE BOOL "Allows or disallows undefined symbols in shared libraries" FORCE ) +mark_as_advanced( ANDROID_SO_UNDEFINED ) +if( ANDROID_SO_UNDEFINED ) + set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -Wl,-allow-shlib-undefined" ) +endif() + +__INIT_VARIABLE( ANDROID_FUNCTION_LEVEL_LINKING VALUES ON ) +set( ANDROID_FUNCTION_LEVEL_LINKING ON CACHE BOOL "Allows or disallows undefined symbols in shared libraries" FORCE ) +mark_as_advanced( ANDROID_FUNCTION_LEVEL_LINKING ) +if( ANDROID_FUNCTION_LEVEL_LINKING ) + set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fdata-sections -ffunction-sections" ) + set( ANDROID_LINKER_FLAGS "-Wl,--gc-sections ${ANDROID_LINKER_FLAGS}" ) +endif() + +if( ARMEABI_V7A ) + # this is *required* to use the following linker flags that routes around + # a CPU bug in some Cortex-A8 implementations: + set( ANDROID_LINKER_FLAGS "-Wl,--fix-cortex-a8 ${ANDROID_LINKER_FLAGS}" ) +endif() + +# cache flags +set( CMAKE_CXX_FLAGS "${_CMAKE_CXX_FLAGS}" CACHE STRING "c++ flags" ) +set( CMAKE_C_FLAGS "${_CMAKE_C_FLAGS}" CACHE STRING "c flags" ) +set( CMAKE_CXX_FLAGS_RELEASE "${_CMAKE_CXX_FLAGS_RELEASE}" CACHE STRING "c++ Release flags" ) +set( CMAKE_C_FLAGS_RELEASE "${_CMAKE_C_FLAGS_RELEASE}" CACHE STRING "c Release flags" ) +set( CMAKE_CXX_FLAGS_DEBUG "${_CMAKE_CXX_FLAGS_DEBUG}" CACHE STRING "c++ Debug flags" ) +set( CMAKE_C_FLAGS_DEBUG "${_CMAKE_C_FLAGS_DEBUG}" CACHE STRING "c Debug flags" ) +set( CMAKE_SHARED_LINKER_FLAGS "" CACHE STRING "linker flags" ) +set( CMAKE_MODULE_LINKER_FLAGS "" CACHE STRING "linker flags" ) +set( CMAKE_EXE_LINKER_FLAGS "-Wl,-z,nocopyreloc" CACHE STRING "linker flags" ) + +include_directories( SYSTEM ${ANDROID_SYSTEM_INCLUDE_DIRS} ) +link_directories( ${ANDROID_SYSTEM_LIB_DIRS} ) + +# finish flags +set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS}" CACHE INTERNAL "Extra Android compiler flags") +set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS}" CACHE INTERNAL "Extra Android linker flags") +set( CMAKE_CXX_FLAGS "${ANDROID_CXX_FLAGS} ${CMAKE_CXX_FLAGS}" ) +set( CMAKE_C_FLAGS "${ANDROID_CXX_FLAGS} ${CMAKE_C_FLAGS}" ) +if( MIPS AND BUILD_WITH_ANDROID_NDK ) + set( CMAKE_SHARED_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK}/toolchains/${ANDROID_TOOLCHAIN_NAME}/mipself.xsc ${ANDROID_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}" ) + set( CMAKE_MODULE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK}/toolchains/${ANDROID_TOOLCHAIN_NAME}/mipself.xsc ${ANDROID_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}" ) + set( CMAKE_EXE_LINKER_FLAGS "-Wl,-T,${ANDROID_NDK}/toolchains/${ANDROID_TOOLCHAIN_NAME}/mipself.x ${ANDROID_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}" ) +else() + set( CMAKE_SHARED_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}" ) + set( CMAKE_MODULE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}" ) + set( CMAKE_EXE_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}" ) +endif() + +# set these global flags for cmake client scripts to change behavior +set( ANDROID True ) +set( BUILD_ANDROID True ) + +# where is the target environment +set( CMAKE_FIND_ROOT_PATH "${ANDROID_TOOLCHAIN_ROOT}/bin" "${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_MACHINE_NAME}" "${ANDROID_SYSROOT}" "${CMAKE_INSTALL_PREFIX}" "${CMAKE_INSTALL_PREFIX}/share" ) + +# only search for libraries and includes in the ndk toolchain +set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) +set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) +set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) + + +# macro to find packages on the host OS +macro( find_host_package ) + set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER ) + set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER ) + set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER ) + if( CMAKE_HOST_WIN32 ) + SET( WIN32 1 ) + SET( UNIX ) + elseif( CMAKE_HOST_APPLE ) + SET( APPLE 1 ) + SET( UNIX ) + endif() + find_package( ${ARGN} ) + SET( WIN32 ) + SET( APPLE ) + SET( UNIX 1 ) + set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) + set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) + set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) +endmacro() + + +# macro to find programs on the host OS +macro( find_host_program ) + set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER ) + set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER ) + set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER ) + if( CMAKE_HOST_WIN32 ) + SET( WIN32 1 ) + SET( UNIX ) + elseif( CMAKE_HOST_APPLE ) + SET( APPLE 1 ) + SET( UNIX ) + endif() + find_program( ${ARGN} ) + SET( WIN32 ) + SET( APPLE ) + SET( UNIX 1 ) + set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) + set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) + set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) +endmacro() + + +macro( ANDROID_GET_ABI_RAWNAME TOOLCHAIN_FLAG VAR ) + if( "${TOOLCHAIN_FLAG}" STREQUAL "ARMEABI" ) + set( ${VAR} "armeabi" ) + elseif( "${TOOLCHAIN_FLAG}" STREQUAL "ARMEABI_V7A" ) + set( ${VAR} "armeabi-v7a" ) + elseif( "${TOOLCHAIN_FLAG}" STREQUAL "X86" ) + set( ${VAR} "x86" ) + else() + set( ${VAR} "unknown" ) + endif() +endmacro() + + +# export toolchain settings for the try_compile() command +if( NOT PROJECT_NAME STREQUAL "CMAKE_TRY_COMPILE" ) + set( __toolchain_config "") + foreach( __var ANDROID_ABI ANDROID_FORCE_ARM_BUILD ANDROID_NATIVE_API_LEVEL ANDROID_NO_UNDEFINED ANDROID_SO_UNDEFINED ANDROID_SET_OBSOLETE_VARIABLES LIBRARY_OUTPUT_PATH_ROOT ANDROID_USE_STLPORT ANDROID_FORBID_SYGWIN ANDROID_NDK ANDROID_STANDALONE_TOOLCHAIN ANDROID_FUNCTION_LEVEL_LINKING __ndklibspath ) + if( DEFINED ${__var} ) + if( "${__var}" MATCHES " ") + set( __toolchain_config "${__toolchain_config}set( ${__var} \"${${__var}}\" CACHE INTERNAL \"\" )\n" ) + else() + set( __toolchain_config "${__toolchain_config}set( ${__var} ${${__var}} CACHE INTERNAL \"\" )\n" ) + endif() + endif() + endforeach() + file( WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/android.toolchain.config.cmake" "${__toolchain_config}" ) + unset( __toolchain_config ) + unset( __ndklibspath ) +endif() + + +# set some obsolete variables for backward compatibility +set( ANDROID_SET_OBSOLETE_VARIABLES ON CACHE BOOL "Define obsolete Andrid-specific cmake variables" ) +mark_as_advanced( ANDROID_SET_OBSOLETE_VARIABLES ) +if( ANDROID_SET_OBSOLETE_VARIABLES ) + set( ANDROID_API_LEVEL ${ANDROID_NATIVE_API_LEVEL} ) + set( ARM_TARGET "${ANDROID_ABI}" ) + set( ARMEABI_NDK_NAME "${ANDROID_NDK_ABI_NAME}" ) +endif() + + +# Variables controlling behavior or set by cmake toolchain: +# ANDROID_ABI : "armeabi-v7a" (default), "armeabi", "armeabi-v7a with NEON", "armeabi-v7a with VFPV3", "armeabi-v6 with VFP", "x86", "mips" +# ANDROID_NATIVE_API_LEVEL : 3,4,5,8,9,14 (depends on NDK version) +# ANDROID_SET_OBSOLETE_VARIABLES : ON/OFF +# ANDROID_USE_STLPORT : OFF/ON - EXPERIMENTAL!!! +# ANDROID_FORBID_SYGWIN : ON/OFF +# ANDROID_NO_UNDEFINED : ON/OFF +# ANDROID_SO_UNDEFINED : OFF/ON (default depends on NDK version) +# ANDROID_FUNCTION_LEVEL_LINKING : ON/OFF +# Variables that takes effect only at first run: +# ANDROID_FORCE_ARM_BUILD : ON/OFF +# LIBRARY_OUTPUT_PATH_ROOT : <any valid path> +# Can be set only at the first run: +# ANDROID_NDK +# ANDROID_STANDALONE_TOOLCHAIN +# ANDROID_TOOLCHAIN_NAME : "arm-linux-androideabi-4.4.3" or "arm-linux-androideabi-4.6" or "mipsel-linux-android-4.4.3" or "mipsel-linux-android-4.6" or "x86-4.4.3" or "x86-4.6" +# Obsolete: +# ANDROID_API_LEVEL : superseded by ANDROID_NATIVE_API_LEVEL +# ARM_TARGET : superseded by ANDROID_ABI +# ARM_TARGETS : superseded by ANDROID_ABI (can be set only) +# ANDROID_NDK_TOOLCHAIN_ROOT : superseded by ANDROID_STANDALONE_TOOLCHAIN (can be set only) +# ANDROID_LEVEL : superseded by ANDROID_NATIVE_API_LEVEL (completely removed) +# +# Primary read-only variables: +# ANDROID : always TRUE +# ARMEABI : TRUE for arm v6 and older devices +# ARMEABI_V6 : TRUE for arm v6 +# ARMEABI_V7A : TRUE for arm v7a +# NEON : TRUE if NEON unit is enabled +# VFPV3 : TRUE if VFP version 3 is enabled +# X86 : TRUE if configured for x86 +# BUILD_ANDROID : always TRUE +# BUILD_WITH_ANDROID_NDK : TRUE if NDK is used +# BUILD_WITH_STANDALONE_TOOLCHAIN : TRUE if standalone toolchain is used +# ANDROID_NDK_HOST_SYSTEM_NAME : "windows", "linux-x86" or "darwin-x86" depending on host platform +# ANDROID_NDK_ABI_NAME : "armeabi", "armeabi-v7a" or "x86" depending on ANDROID_ABI +# ANDROID_ARCH_NAME : "arm" or "x86" or "mips" depending on ANDROID_ABI +# TOOL_OS_SUFFIX : "" or ".exe" depending on host platform +# ANDROID_SYSROOT : path to the compiler sysroot +# ANDROID_SYSTEM_INCLUDE_DIRS +# ANDROID_SYSTEM_LIB_DIRS +# Obsolete: +# ARMEABI_NDK_NAME : superseded by ANDROID_NDK_ABI_NAME +# +# Secondary (less stable) read-only variables: +# ANDROID_COMPILER_VERSION : GCC version used +# ANDROID_CXX_FLAGS : C/C++ compiler flags required by Android platform +# ANDROID_SUPPORTED_ABIS : list of currently allowed values for ANDROID_ABI +# ANDROID_TOOLCHAIN_MACHINE_NAME : "arm-linux-androideabi", "arm-eabi" or "i686-android-linux" +# ANDROID_TOOLCHAIN_ROOT : path to the top level of toolchain (standalone or placed inside NDK) +# ANDROID_SUPPORTED_NATIVE_API_LEVELS : list of native API levels found inside NDK +# +# Defaults: +# ANDROID_DEFAULT_NDK_API_LEVEL +# ANDROID_DEFAULT_NDK_API_LEVEL_${ARCH} +# ANDROID_NDK_SEARCH_PATHS +# ANDROID_STANDALONE_TOOLCHAIN_SEARCH_PATH +# ANDROID_SUPPORTED_ABIS_${ARCH} +# ANDROID_SUPPORTED_NDK_VERSIONS |