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Open Source Computer Vision Library
https://opencv.org/
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163 lines
7.4 KiB
163 lines
7.4 KiB
# This file is based off of the Platform/Darwin.cmake and Platform/UnixPaths.cmake |
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# files which are included with CMake 2.8.4 |
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# It has been altered for iOS development |
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set (UNIX 1) |
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set (APPLE 1) |
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set (IOS 1) |
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# Darwin versions: |
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# 6.x == Mac OSX 10.2 |
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# 7.x == Mac OSX 10.3 |
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# 8.x == Mac OSX 10.4 |
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# 9.x == Mac OSX 10.5 |
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# 10.x == Mac OSX 10.6 (Snow Leopard) |
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string (REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\1" DARWIN_MAJOR_VERSION "${CMAKE_SYSTEM_VERSION}") |
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string (REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\2" DARWIN_MINOR_VERSION "${CMAKE_SYSTEM_VERSION}") |
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# Do not use the "-Wl,-search_paths_first" flag with the OSX 10.2 compiler. |
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# Done this way because it is too early to do a TRY_COMPILE. |
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if (NOT DEFINED HAVE_FLAG_SEARCH_PATHS_FIRST) |
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set (HAVE_FLAG_SEARCH_PATHS_FIRST 0) |
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if ("${DARWIN_MAJOR_VERSION}" GREATER 6) |
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set (HAVE_FLAG_SEARCH_PATHS_FIRST 1) |
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endif ("${DARWIN_MAJOR_VERSION}" GREATER 6) |
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endif (NOT DEFINED HAVE_FLAG_SEARCH_PATHS_FIRST) |
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# More desirable, but does not work: |
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#INCLUDE(CheckCXXCompilerFlag) |
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#CHECK_CXX_COMPILER_FLAG("-Wl,-search_paths_first" HAVE_FLAG_SEARCH_PATHS_FIRST) |
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set (CMAKE_SHARED_LIBRARY_PREFIX "lib") |
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set (CMAKE_SHARED_LIBRARY_SUFFIX ".dylib") |
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set (CMAKE_SHARED_MODULE_PREFIX "lib") |
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set (CMAKE_SHARED_MODULE_SUFFIX ".so") |
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set (CMAKE_MODULE_EXISTS 1) |
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set (CMAKE_DL_LIBS "") |
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set (CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") |
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set (CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") |
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set (CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") |
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set (CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}") |
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# Hidden visibilty is required for cxx on iOS |
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set (CMAKE_C_FLAGS "") |
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set (CMAKE_CXX_FLAGS "-stdlib=libc++ -headerpad_max_install_names -fvisibility=hidden -fvisibility-inlines-hidden") |
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set (CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -O3 -fomit-frame-pointer -ffast-math") |
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if (HAVE_FLAG_SEARCH_PATHS_FIRST) |
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set (CMAKE_C_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}") |
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set (CMAKE_CXX_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}") |
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endif (HAVE_FLAG_SEARCH_PATHS_FIRST) |
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set (CMAKE_PLATFORM_HAS_INSTALLNAME 1) |
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set (CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -headerpad_max_install_names") |
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set (CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -headerpad_max_install_names") |
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set (CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,") |
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set (CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,") |
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set (CMAKE_FIND_LIBRARY_SUFFIXES ".dylib" ".so" ".a") |
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# hack: if a new cmake (which uses CMAKE_INSTALL_NAME_TOOL) runs on an old build tree |
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# (where install_name_tool was hardcoded) and where CMAKE_INSTALL_NAME_TOOL isn't in the cache |
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# and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun) |
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# hardcode CMAKE_INSTALL_NAME_TOOL here to install_name_tool, so it behaves as it did before, Alex |
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if (NOT DEFINED CMAKE_INSTALL_NAME_TOOL) |
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find_program(CMAKE_INSTALL_NAME_TOOL install_name_tool) |
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endif (NOT DEFINED CMAKE_INSTALL_NAME_TOOL) |
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# Setup iOS developer location |
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if (IPHONEOS) |
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set (_CMAKE_IOS_DEVELOPER_ROOT "/Developer/Platforms/iPhoneOS.platform/Developer") |
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else () |
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if (IPHONESIMULATOR) |
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set (_CMAKE_IOS_DEVELOPER_ROOT "/Developer/Platforms/iPhoneSimulator.platform/Developer") |
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endif () |
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endif () |
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# Find installed iOS SDKs |
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file (GLOB _CMAKE_IOS_SDKS "${_CMAKE_IOS_DEVELOPER_ROOT}/SDKs/*") |
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# Find and use the most recent iOS sdk |
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if (_CMAKE_IOS_SDKS) |
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list (SORT _CMAKE_IOS_SDKS) |
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list (REVERSE _CMAKE_IOS_SDKS) |
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list (GET _CMAKE_IOS_SDKS 0 _CMAKE_IOS_SDK_ROOT) |
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# Set the sysroot default to the most recent SDK |
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set (CMAKE_OSX_SYSROOT ${_CMAKE_IOS_SDK_ROOT} CACHE PATH "Sysroot used for iOS support") |
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# set the architecture for iOS - this env var sets armv6,armv7 and appears to be XCode's standard. The other found is ARCHS_UNIVERSAL_IPHONE_OS but that is armv7 only |
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set (CMAKE_OSX_ARCHITECTURES "$(ARCHS_STANDARD_32_BIT)" CACHE string "Build architecture for iOS") |
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# Set the default based on this file and not the environment variable |
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set (CMAKE_FIND_ROOT_PATH ${_CMAKE_IOS_DEVELOPER_ROOT} ${_CMAKE_IOS_SDK_ROOT} CACHE string "iOS library search path root") |
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# default to searching for frameworks first |
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set (CMAKE_FIND_FRAMEWORK FIRST) |
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# set up the default search directories for frameworks |
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set (CMAKE_SYSTEM_FRAMEWORK_PATH |
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${_CMAKE_IOS_SDK_ROOT}/System/Library/Frameworks |
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${_CMAKE_IOS_SDK_ROOT}/System/Library/PrivateFrameworks |
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${_CMAKE_IOS_SDK_ROOT}/Developer/Library/Frameworks |
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) |
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endif (_CMAKE_IOS_SDKS) |
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if ("${CMAKE_BACKWARDS_COMPATIBILITY}" MATCHES "^1\\.[0-6]$") |
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set (CMAKE_SHARED_MODULE_CREATE_C_FLAGS "${CMAKE_SHARED_MODULE_CREATE_C_FLAGS} -flat_namespace -undefined suppress") |
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endif ("${CMAKE_BACKWARDS_COMPATIBILITY}" MATCHES "^1\\.[0-6]$") |
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if (NOT XCODE) |
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# Enable shared library versioning. This flag is not actually referenced |
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# but the fact that the setting exists will cause the generators to support |
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# soname computation. |
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set (CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-install_name") |
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endif (NOT XCODE) |
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# Xcode does not support -isystem yet. |
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if (XCODE) |
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set (CMAKE_INCLUDE_SYSTEM_FLAG_C) |
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set (CMAKE_INCLUDE_SYSTEM_FLAG_CXX) |
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endif (XCODE) |
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# Need to list dependent shared libraries on link line. When building |
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# with -isysroot (for universal binaries), the linker always looks for |
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# dependent libraries under the sysroot. Listing them on the link |
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# line works around the problem. |
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set (CMAKE_LINK_DEPENDENT_LIBRARY_FILES 1) |
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set (CMAKE_C_CREATE_SHARED_LIBRARY_FORBIDDEN_FLAGS -w) |
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set (CMAKE_CXX_CREATE_SHARED_LIBRARY_FORBIDDEN_FLAGS -w) |
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set (CMAKE_C_CREATE_SHARED_LIBRARY |
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"<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <LINK_FLAGS> -o <TARGET> -install_name <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") |
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set (CMAKE_CXX_CREATE_SHARED_LIBRARY |
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"<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <LINK_FLAGS> -o <TARGET> -install_name <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") |
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set (CMAKE_CXX_CREATE_SHARED_MODULE |
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"<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") |
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set (CMAKE_C_CREATE_SHARED_MODULE |
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"<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_MODULE_CREATE_C_FLAGS> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") |
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set (CMAKE_C_CREATE_MACOSX_FRAMEWORK |
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"<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <LINK_FLAGS> -o <TARGET> -install_name <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") |
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set (CMAKE_CXX_CREATE_MACOSX_FRAMEWORK |
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"<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <LINK_FLAGS> -o <TARGET> -install_name <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") |
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# Add the install directory of the running cmake to the search directories |
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# CMAKE_ROOT is CMAKE_INSTALL_PREFIX/share/cmake, so we need to go two levels up |
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get_filename_component (_CMAKE_INSTALL_DIR "${CMAKE_ROOT}" PATH) |
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get_filename_component (_CMAKE_INSTALL_DIR "${_CMAKE_INSTALL_DIR}" PATH) |
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# List common installation prefixes. These will be used for all search types |
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list (APPEND CMAKE_SYSTEM_PREFIX_PATH |
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# Standard |
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${_CMAKE_IOS_DEVELOPER_ROOT}/usr |
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${_CMAKE_IOS_SDK_ROOT}/usr |
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# CMake install location |
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"${_CMAKE_INSTALL_DIR}" |
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# Project install destination. |
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"${CMAKE_INSTALL_PREFIX}" |
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) |