From 11cb75f8bbf10f55ed831d21ae3a4fecf97fe632 Mon Sep 17 00:00:00 2001 From: zlx Date: Mon, 28 Aug 2017 11:36:40 +0800 Subject: [PATCH] add the ios cross compile --- CMakeLists.txt | 17 ++- cmake/cross_compiling/ios.cmake | 207 ++++++++++++++++++++++++++++++++ cmake/external/python.cmake | 6 +- cmake/system.cmake | 3 + ios_run.sh | 17 +++ 5 files changed, 246 insertions(+), 4 deletions(-) create mode 100644 cmake/cross_compiling/ios.cmake create mode 100644 ios_run.sh diff --git a/CMakeLists.txt b/CMakeLists.txt index dcd1218a5..f0a01680a 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -27,7 +27,7 @@ if(NOT CMAKE_CROSSCOMPILING) endif(NOT CMAKE_CROSSCOMPILING) find_package(Git REQUIRED) find_package(Threads REQUIRED) -if(NOT ANDROID) +if(NOT ANDROID AND NOT IOS) find_package(Boost QUIET) endif() @@ -63,6 +63,21 @@ if(NOT CMAKE_BUILD_TYPE) FORCE) endif() +if(IOS) + set(WITH_GPU OFF CACHE STRING + "Disable GPU when cross-compiling for Android" FORCE) + set(WITH_AVX OFF CACHE STRING + "Disable AVX when cross-compiling for Android" FORCE) + set(WITH_PYTHON OFF CACHE STRING + "Disable PYTHON when cross-compiling for Android" FORCE) + set(WITH_RDMA OFF CACHE STRING + "Disable RDMA when cross-compiling for Android" FORCE) + set(WITH_MKLDNN OFF CACHE STRING + "Disable MKLDNN when cross-compiling for Android" FORCE) + set(WITH_MKLML OFF CACHE STRING + "Disable MKLML package when cross-compiling for Android" FORCE) +endif(IOS) + if(ANDROID) if(${CMAKE_SYSTEM_VERSION} VERSION_LESS "21") message(FATAL_ERROR "Unsupport standalone toolchains with Android API level lower than 21") diff --git a/cmake/cross_compiling/ios.cmake b/cmake/cross_compiling/ios.cmake new file mode 100644 index 000000000..b179e29b2 --- /dev/null +++ b/cmake/cross_compiling/ios.cmake @@ -0,0 +1,207 @@ +# This file is based off of the Platform/Darwin.cmake and Platform/UnixPaths.cmake +# files which are included with CMake 2.8.4 +# It has been altered for iOS development + +# Options: +# +# IOS_PLATFORM = OS (default) or SIMULATOR +# This decides if SDKS will be selected from the iPhoneOS.platform or iPhoneSimulator.platform folders +# OS - the default, used to build for iPhone and iPad physical devices, which have an arm arch. +# SIMULATOR - used to build for the Simulator platforms, which have an x86 arch. +# +# CMAKE_IOS_DEVELOPER_ROOT = automatic(default) or /path/to/platform/Developer folder +# By default this location is automatcially chosen based on the IOS_PLATFORM value above. +# If set manually, it will override the default location and force the user of a particular Developer Platform +# +# CMAKE_IOS_SDK_ROOT = automatic(default) or /path/to/platform/Developer/SDKs/SDK folder +# By default this location is automatcially chosen based on the CMAKE_IOS_DEVELOPER_ROOT value. +# In this case it will always be the most up-to-date SDK found in the CMAKE_IOS_DEVELOPER_ROOT path. +# If set manually, this will force the use of a specific SDK version + +# Macros: +# +# set_xcode_property (TARGET XCODE_PROPERTY XCODE_VALUE) +# A convenience macro for setting xcode specific properties on targets +# example: set_xcode_property (myioslib IPHONEOS_DEPLOYMENT_TARGET "3.1") +# +# find_host_package (PROGRAM ARGS) +# A macro used to find executable programs on the host system, not within the iOS environment. +# Thanks to the android-cmake project for providing the command + +# Standard settings +# set (CMAKE_SYSTEM_NAME Darwin) +set (CMAKE_SYSTEM_VERSION 1) +set (UNIX True) +set (APPLE True) +set (IOS True) + +# Required as of cmake 2.8.10 +set (CMAKE_OSX_DEPLOYMENT_TARGET "" CACHE STRING "Force unset of the deployment target for iOS" FORCE) + +# Determine the cmake host system version so we know where to find the iOS SDKs +find_program (CMAKE_UNAME uname /bin /usr/bin /usr/local/bin) +if (CMAKE_UNAME) + exec_program(uname ARGS -r OUTPUT_VARIABLE CMAKE_HOST_SYSTEM_VERSION) + string (REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\1" DARWIN_MAJOR_VERSION "${CMAKE_HOST_SYSTEM_VERSION}") +endif (CMAKE_UNAME) + +# Force the compilers to gcc for iOS +set (CMAKE_C_COMPILER /usr/bin/gcc) +set (CMAKE_CXX_COMPILER /usr/bin/g++) +set(CMAKE_AR ar CACHE FILEPATH "" FORCE) +set(CMAKE_RANLIB ranlib CACHE FILEPATH "" FORCE) +set(PKG_CONFIG_EXECUTABLE pkg-config CACHE FILEPATH "" FORCE) + +# Setup iOS platform unless specified manually with IOS_PLATFORM +if (NOT DEFINED IOS_PLATFORM) + set (IOS_PLATFORM "OS") +endif (NOT DEFINED IOS_PLATFORM) +set (IOS_PLATFORM ${IOS_PLATFORM} CACHE STRING "Type of iOS Platform") + +# Check the platform selection and setup for developer root +if (${IOS_PLATFORM} STREQUAL "OS") + set (IOS_PLATFORM_LOCATION "iPhoneOS.platform") + set (XCODE_IOS_PLATFORM iphoneos) + + # This causes the installers to properly locate the output libraries + set (CMAKE_XCODE_EFFECTIVE_PLATFORMS "-iphoneos") +elseif (${IOS_PLATFORM} STREQUAL "SIMULATOR") + set (SIMULATOR true) + set (IOS_PLATFORM_LOCATION "iPhoneSimulator.platform") + set (XCODE_IOS_PLATFORM iphonesimulator) + + # This causes the installers to properly locate the output libraries + set (CMAKE_XCODE_EFFECTIVE_PLATFORMS "-iphonesimulator") +elseif (${IOS_PLATFORM} STREQUAL "WATCHOS") + set (IOS_PLATFORM_LOCATION "WatchOS.platform") + set (XCODE_IOS_PLATFORM watchos) + + # This causes the installers to properly locate the output libraries + set (CMAKE_XCODE_EFFECTIVE_PLATFORMS "-watchos") +else (${IOS_PLATFORM} STREQUAL "OS") + message (FATAL_ERROR + "Unsupported IOS_PLATFORM value selected. " + "Please choose OS, SIMULATOR, or WATCHOS.") +endif () + +# All iOS/Darwin specific settings - some may be redundant +set (CMAKE_SHARED_LIBRARY_PREFIX "lib") +set (CMAKE_SHARED_LIBRARY_SUFFIX ".dylib") +set (CMAKE_SHARED_MODULE_PREFIX "lib") +set (CMAKE_SHARED_MODULE_SUFFIX ".so") +set (CMAKE_MODULE_EXISTS 1) +set (CMAKE_DL_LIBS "") + +set (CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") +set (CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") +set (CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") +set (CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}") + +if (IOS_DEPLOYMENT_TARGET) + set(XCODE_IOS_PLATFORM_VERSION_FLAGS "-m${XCODE_IOS_PLATFORM}-version-min=${IOS_DEPLOYMENT_TARGET}") +endif() + +# Hidden visibilty is required for cxx on iOS +set (CMAKE_C_FLAGS_INIT "${XCODE_IOS_PLATFORM_VERSION_FLAGS}") +set (CMAKE_CXX_FLAGS_INIT "${XCODE_IOS_PLATFORM_VERSION_FLAGS} -fvisibility-inlines-hidden") + +set (CMAKE_C_LINK_FLAGS "${XCODE_IOS_PLATFORM_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}") +set (CMAKE_CXX_LINK_FLAGS "${XCODE_IOS_PLATFORM_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}") + +set (CMAKE_PLATFORM_HAS_INSTALLNAME 1) +set (CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -headerpad_max_install_names") +set (CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -headerpad_max_install_names") +set (CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,") +set (CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,") +set (CMAKE_FIND_LIBRARY_SUFFIXES ".dylib" ".so" ".a") + +# hack: if a new cmake (which uses CMAKE_INSTALL_NAME_TOOL) runs on an old build tree +# (where install_name_tool was hardcoded) and where CMAKE_INSTALL_NAME_TOOL isn't in the cache +# and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun) +# hardcode CMAKE_INSTALL_NAME_TOOL here to install_name_tool, so it behaves as it did before, Alex +if (NOT DEFINED CMAKE_INSTALL_NAME_TOOL) + find_program(CMAKE_INSTALL_NAME_TOOL install_name_tool) +endif (NOT DEFINED CMAKE_INSTALL_NAME_TOOL) + +# Setup iOS deployment target +set (IOS_DEPLOYMENT_TARGET ${IOS_DEPLOYMENT_TARGET} CACHE STRING "Minimum iOS version") + +# Setup iOS developer location unless specified manually with CMAKE_IOS_DEVELOPER_ROOT +# Note Xcode 4.3 changed the installation location, choose the most recent one available +exec_program(/usr/bin/xcode-select ARGS -print-path OUTPUT_VARIABLE CMAKE_XCODE_DEVELOPER_DIR) +set (XCODE_POST_43_ROOT "${CMAKE_XCODE_DEVELOPER_DIR}/Platforms/${IOS_PLATFORM_LOCATION}/Developer") +set (XCODE_PRE_43_ROOT "/Developer/Platforms/${IOS_PLATFORM_LOCATION}/Developer") +if (NOT DEFINED CMAKE_IOS_DEVELOPER_ROOT) + if (EXISTS ${XCODE_POST_43_ROOT}) + set (CMAKE_IOS_DEVELOPER_ROOT ${XCODE_POST_43_ROOT}) + elseif(EXISTS ${XCODE_PRE_43_ROOT}) + set (CMAKE_IOS_DEVELOPER_ROOT ${XCODE_PRE_43_ROOT}) + endif (EXISTS ${XCODE_POST_43_ROOT}) +endif (NOT DEFINED CMAKE_IOS_DEVELOPER_ROOT) +set (CMAKE_IOS_DEVELOPER_ROOT ${CMAKE_IOS_DEVELOPER_ROOT} CACHE PATH "Location of iOS Platform") + +# Find and use the most recent iOS sdk unless specified manually with CMAKE_IOS_SDK_ROOT +if (NOT DEFINED CMAKE_IOS_SDK_ROOT) + file (GLOB _CMAKE_IOS_SDKS "${CMAKE_IOS_DEVELOPER_ROOT}/SDKs/*") + if (_CMAKE_IOS_SDKS) + list (SORT _CMAKE_IOS_SDKS) + list (REVERSE _CMAKE_IOS_SDKS) + list (GET _CMAKE_IOS_SDKS 0 CMAKE_IOS_SDK_ROOT) + else (_CMAKE_IOS_SDKS) + message (FATAL_ERROR "No iOS SDK's found in default search path ${CMAKE_IOS_DEVELOPER_ROOT}. Manually set CMAKE_IOS_SDK_ROOT or install the iOS SDK.") + endif (_CMAKE_IOS_SDKS) + message (STATUS "Toolchain using default iOS SDK: ${CMAKE_IOS_SDK_ROOT}") +endif (NOT DEFINED CMAKE_IOS_SDK_ROOT) +set (CMAKE_IOS_SDK_ROOT ${CMAKE_IOS_SDK_ROOT} CACHE PATH "Location of the selected iOS SDK") + +# Set the sysroot default to the most recent SDK +set (CMAKE_OSX_SYSROOT ${CMAKE_IOS_SDK_ROOT} CACHE PATH "Sysroot used for iOS support") + +# set the architecture for iOS +if (IOS_PLATFORM STREQUAL "OS") + set (IOS_ARCH "armv7;armv7s;arm64") +elseif (IOS_PLATFORM STREQUAL "SIMULATOR") + set (IOS_ARCH "i386;x86_64") +elseif (IOS_PLATFORM STREQUAL "WATCHOS") + set (IOS_ARCH "armv7k") +endif () + +set (CMAKE_OSX_ARCHITECTURES ${IOS_ARCH} CACHE string "Build architecture for iOS") + +# Set the find root to the iOS developer roots and to user defined paths +set (CMAKE_FIND_ROOT_PATH ${CMAKE_IOS_DEVELOPER_ROOT} ${CMAKE_IOS_SDK_ROOT} ${CMAKE_PREFIX_PATH} CACHE string "iOS find search path root") + +# default to searching for frameworks first +set (CMAKE_FIND_FRAMEWORK FIRST) + +# set up the default search directories for frameworks +set (CMAKE_SYSTEM_FRAMEWORK_PATH + ${CMAKE_IOS_SDK_ROOT}/System/Library/Frameworks + ${CMAKE_IOS_SDK_ROOT}/System/Library/PrivateFrameworks + ${CMAKE_IOS_SDK_ROOT}/Developer/Library/Frameworks +) + +# only search the iOS sdks, not the remainder of the host filesystem +set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) +set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) +set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) + +# This little macro lets you set any XCode specific property +macro (set_xcode_property TARGET XCODE_PROPERTY XCODE_VALUE) + set_property (TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY} ${XCODE_VALUE}) +endmacro (set_xcode_property) + +# This macro lets you find executable programs on the host system +macro (find_host_package) + set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) + set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER) + set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER) + set (IOS FALSE) + + find_package(${ARGN}) + + set (IOS TRUE) + 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 (find_host_package) diff --git a/cmake/external/python.cmake b/cmake/external/python.cmake index 490c87d67..53ef7cd29 100644 --- a/cmake/external/python.cmake +++ b/cmake/external/python.cmake @@ -15,9 +15,9 @@ INCLUDE(ExternalProject) INCLUDE(python_module) -FIND_PACKAGE(PythonInterp 2.7) +FIND_HOST_PACKAGE(PythonInterp 2.7) IF(WITH_PYTHON) - FIND_PACKAGE(PythonLibs 2.7) + FIND_HOST_PACKAGE(PythonLibs 2.7) # Fixme: Maybe find a static library. Get SHARED/STATIC by FIND_PACKAGE. ADD_LIBRARY(python SHARED IMPORTED GLOBAL) SET_PROPERTY(TARGET python PROPERTY IMPORTED_LOCATION ${PYTHON_LIBRARIES}) @@ -29,7 +29,7 @@ IF(PYTHONINTERP_FOUND) find_python_module(numpy REQUIRED) find_python_module(wheel REQUIRED) find_python_module(google.protobuf REQUIRED) - FIND_PACKAGE(NumPy REQUIRED) + FIND_HOST_PACKAGE(NumPy REQUIRED) IF(${PY_GOOGLE.PROTOBUF_VERSION} AND ${PY_GOOGLE.PROTOBUF_VERSION} VERSION_LESS "3.0.0") MESSAGE(FATAL_ERROR "Found Python Protobuf ${PY_GOOGLE.PROTOBUF_VERSION} < 3.0.0, " "please use pip to upgrade protobuf. pip install -U protobuf") diff --git a/cmake/system.cmake b/cmake/system.cmake index adf5e2c53..7462802d2 100644 --- a/cmake/system.cmake +++ b/cmake/system.cmake @@ -82,6 +82,9 @@ IF(DEFINED CMAKE_SYSTEM_NAME) ELSEIF(${CMAKE_SYSTEM_NAME} STREQUAL "RPi") SET(RPI TRUE) INCLUDE(cross_compiling/raspberry_pi) + ELSEIF(${CMAKE_SYSTEM_NAME} STREQUAL "Darwin") + SET(IOS TRUE) + INCLUDE(cross_compiling/ios) ENDIF() ENDIF() diff --git a/ios_run.sh b/ios_run.sh new file mode 100644 index 000000000..b8325f15f --- /dev/null +++ b/ios_run.sh @@ -0,0 +1,17 @@ +#!/bin/bash + +set -xe + +mkdir -p ./ios_build +cd ./ios_build + +cmake -DCMAKE_SYSTEM_NAME=Darwin \ + -DWITH_C_API=ON \ + -DWITH_TESTING=OFF \ + -DWITH_SWIG_PY=OFF \ + -DCMAKE_BUILD_TYPE=Release \ + -DCMAKE_INSTALL_PREFIX=/Users/xingzhaolong/cross_compile/ios \ + .. + # -DIOS_PLATFORM=SIMULATOR \ + #-DCMAKE_Go_COMPILER=/usr/local/bin \ + -- GitLab