diff options
Diffstat (limited to 'Modules/Platform/Darwin.cmake')
| -rw-r--r-- | Modules/Platform/Darwin.cmake | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/Modules/Platform/Darwin.cmake b/Modules/Platform/Darwin.cmake new file mode 100644 index 0000000..7e02814 --- /dev/null +++ b/Modules/Platform/Darwin.cmake @@ -0,0 +1,232 @@ +set(APPLE 1) + +if(CMAKE_SYSTEM_NAME STREQUAL "iOS" OR CMAKE_SYSTEM_NAME STREQUAL "tvOS" OR CMAKE_SYSTEM_NAME STREQUAL "watchOS") + if(NOT DEFINED CMAKE_MACOSX_BUNDLE) + set(CMAKE_MACOSX_BUNDLE ON) + endif() + + list(APPEND CMAKE_FIND_ROOT_PATH "${_CMAKE_OSX_SYSROOT_PATH}") + if(NOT DEFINED CMAKE_FIND_ROOT_PATH_MODE_LIBRARY) + set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) + endif() + if(NOT DEFINED CMAKE_FIND_ROOT_PATH_MODE_INCLUDE) + set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) + endif() + if(NOT DEFINED CMAKE_FIND_ROOT_PATH_MODE_PACKAGE) + set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY) + endif() +endif() + +# Darwin versions: +# 6.x == Mac OSX 10.2 (Jaguar) +# 7.x == Mac OSX 10.3 (Panther) +# 8.x == Mac OSX 10.4 (Tiger) +# 9.x == Mac OSX 10.5 (Leopard) +# 10.x == Mac OSX 10.6 (Snow Leopard) +# 11.x == Mac OSX 10.7 (Lion) +# 12.x == Mac OSX 10.8 (Mountain Lion) +string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\1" DARWIN_MAJOR_VERSION "${CMAKE_SYSTEM_VERSION}") +string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\2" DARWIN_MINOR_VERSION "${CMAKE_SYSTEM_VERSION}") + +# Do not use the "-Wl,-search_paths_first" flag with the OSX 10.2 compiler. +# Done this way because it is too early to do a TRY_COMPILE. +if(NOT DEFINED HAVE_FLAG_SEARCH_PATHS_FIRST) + set(HAVE_FLAG_SEARCH_PATHS_FIRST 0) + if("${DARWIN_MAJOR_VERSION}" GREATER 6) + set(HAVE_FLAG_SEARCH_PATHS_FIRST 1) + endif() +endif() +# More desirable, but does not work: + #include(CheckCXXCompilerFlag) + #CHECK_CXX_COMPILER_FLAG("-Wl,-search_paths_first" HAVE_FLAG_SEARCH_PATHS_FIRST) + +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 "") + +# Enable rpath support for 10.5 and greater where it is known to work. +if("${DARWIN_MAJOR_VERSION}" GREATER 8) + set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,") +endif() + +set(CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") +set(CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") +set(CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") +set(CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}") + +set(CMAKE_C_LINK_FLAGS "-Wl,-headerpad_max_install_names") +set(CMAKE_CXX_LINK_FLAGS "-Wl,-headerpad_max_install_names") + +if(HAVE_FLAG_SEARCH_PATHS_FIRST) + set(CMAKE_C_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}") + set(CMAKE_CXX_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}") +endif() + +set(CMAKE_PLATFORM_HAS_INSTALLNAME 1) +set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -Wl,-headerpad_max_install_names") +set(CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -Wl,-headerpad_max_install_names") +set(CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,") +set(CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,") +set(CMAKE_FIND_LIBRARY_SUFFIXES ".tbd" ".dylib" ".so" ".a") + +# hack: if a new cmake (which uses CMAKE_INSTALL_NAME_TOOL) runs on an old build tree +# (where install_name_tool was hardcoded) and where CMAKE_INSTALL_NAME_TOOL isn't in the cache +# and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun) +# hardcode CMAKE_INSTALL_NAME_TOOL here to install_name_tool, so it behaves as it did before, Alex +if(NOT DEFINED CMAKE_INSTALL_NAME_TOOL) + find_program(CMAKE_INSTALL_NAME_TOOL install_name_tool) + mark_as_advanced(CMAKE_INSTALL_NAME_TOOL) +endif() + +# Enable shared library versioning. +set(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-install_name") + +# Xcode does not support -isystem yet. +if(XCODE) + set(CMAKE_INCLUDE_SYSTEM_FLAG_C) + set(CMAKE_INCLUDE_SYSTEM_FLAG_CXX) +endif() + +if("${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5") + # Need to list dependent shared libraries on link line. When building + # with -isysroot (for universal binaries), the linker always looks for + # dependent libraries under the sysroot. Listing them on the link + # line works around the problem. + set(CMAKE_LINK_DEPENDENT_LIBRARY_FILES 1) +endif() + +set(CMAKE_C_CREATE_SHARED_LIBRARY + "<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") +set(CMAKE_CXX_CREATE_SHARED_LIBRARY + "<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") +set(CMAKE_Fortran_CREATE_SHARED_LIBRARY + "<CMAKE_Fortran_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") + +set(CMAKE_CXX_CREATE_SHARED_MODULE + "<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") + +set(CMAKE_C_CREATE_SHARED_MODULE + "<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_MODULE_CREATE_C_FLAGS> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") + +set(CMAKE_Fortran_CREATE_SHARED_MODULE + "<CMAKE_Fortran_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_MODULE_CREATE_Fortran_FLAGS> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") + +set(CMAKE_C_CREATE_MACOSX_FRAMEWORK + "<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") +set(CMAKE_CXX_CREATE_MACOSX_FRAMEWORK + "<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>") + +# Set default framework search path flag for languages known to use a +# preprocessor that may find headers in frameworks. +set(CMAKE_C_FRAMEWORK_SEARCH_FLAG -F) +set(CMAKE_CXX_FRAMEWORK_SEARCH_FLAG -F) +set(CMAKE_Fortran_FRAMEWORK_SEARCH_FLAG -F) + +# default to searching for frameworks first +if(NOT DEFINED CMAKE_FIND_FRAMEWORK) + set(CMAKE_FIND_FRAMEWORK FIRST) +endif() + +# Older OS X linkers do not report their framework search path +# with -v but "man ld" documents the following locations. +set(CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES + ${_CMAKE_OSX_SYSROOT_PATH}/Library/Frameworks + ${_CMAKE_OSX_SYSROOT_PATH}/System/Library/Frameworks + ) +if(_CMAKE_OSX_SYSROOT_PATH) + # Treat some paths as implicit so we do not override the SDK versions. + list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES + /System/Library/Frameworks) +endif() +if("${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5") + # Older OS X tools had more implicit paths. + list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES + ${_CMAKE_OSX_SYSROOT_PATH}/Network/Library/Frameworks) +endif() + +# set up the default search directories for frameworks +set(CMAKE_SYSTEM_FRAMEWORK_PATH + ~/Library/Frameworks + ) +if(_CMAKE_OSX_SYSROOT_PATH) + list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH + ${_CMAKE_OSX_SYSROOT_PATH}/Library/Frameworks + ${_CMAKE_OSX_SYSROOT_PATH}/Network/Library/Frameworks + ${_CMAKE_OSX_SYSROOT_PATH}/System/Library/Frameworks + ) + # add platform developer framework path if exists + foreach(_path + # Xcode 6 + ${_CMAKE_OSX_SYSROOT_PATH}/../../Library/Frameworks + # Xcode 5 iOS + ${_CMAKE_OSX_SYSROOT_PATH}/Developer/Library/Frameworks + # Xcode 5 OSX + ${_CMAKE_OSX_SYSROOT_PATH}/../../../../../Library/Frameworks + ) + get_filename_component(_abolute_path "${_path}" ABSOLUTE) + if(EXISTS "${_abolute_path}") + list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH "${_abolute_path}") + break() + endif() + endforeach() +endif() +list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH + /Library/Frameworks + /Network/Library/Frameworks + /System/Library/Frameworks) + +# Warn about known system mis-configuration case. +if(CMAKE_OSX_SYSROOT) + get_property(_IN_TC GLOBAL PROPERTY IN_TRY_COMPILE) + if(NOT _IN_TC AND + NOT IS_SYMLINK "${CMAKE_OSX_SYSROOT}/Library/Frameworks" + AND IS_SYMLINK "${CMAKE_OSX_SYSROOT}/Library/Frameworks/Frameworks") + message(WARNING "The SDK Library/Frameworks path\n" + " ${CMAKE_OSX_SYSROOT}/Library/Frameworks\n" + "is not set up correctly on this system. " + "This is known to occur when installing Xcode 3.2.6:\n" + " http://bugs.python.org/issue14018\n" + "The problem may cause build errors that report missing system frameworks. " + "Fix your SDK symlinks to resolve this issue and avoid this warning." + ) + endif() +endif() + +# default to searching for application bundles first +if(NOT DEFINED CMAKE_FIND_APPBUNDLE) + set(CMAKE_FIND_APPBUNDLE FIRST) +endif() +# set up the default search directories for application bundles +set(_apps_paths) +foreach(_path + "~/Applications" + "/Applications" + "${OSX_DEVELOPER_ROOT}/../Applications" # Xcode 4.3+ + "${OSX_DEVELOPER_ROOT}/Applications" # pre-4.3 + ) + get_filename_component(_apps "${_path}" ABSOLUTE) + if(EXISTS "${_apps}") + list(APPEND _apps_paths "${_apps}") + endif() +endforeach() +if(_apps_paths) + list(REMOVE_DUPLICATES _apps_paths) +endif() +set(CMAKE_SYSTEM_APPBUNDLE_PATH + ${_apps_paths}) +unset(_apps_paths) + +include(Platform/UnixPaths) +if(_CMAKE_OSX_SYSROOT_PATH AND EXISTS ${_CMAKE_OSX_SYSROOT_PATH}/usr/include) + list(APPEND CMAKE_SYSTEM_PREFIX_PATH ${_CMAKE_OSX_SYSROOT_PATH}/usr) + foreach(lang C CXX) + list(APPEND _CMAKE_${lang}_IMPLICIT_INCLUDE_DIRECTORIES_INIT ${_CMAKE_OSX_SYSROOT_PATH}/usr/include) + endforeach() +endif() +list(APPEND CMAKE_SYSTEM_PREFIX_PATH + /sw # Fink + /opt/local # MacPorts + ) |