diff options
Diffstat (limited to 'build_files/cmake')
| -rw-r--r-- | build_files/cmake/platform/platform_apple_xcode.cmake | 48 |
1 files changed, 46 insertions, 2 deletions
diff --git a/build_files/cmake/platform/platform_apple_xcode.cmake b/build_files/cmake/platform/platform_apple_xcode.cmake index cc420b64268..bbadb9deb97 100644 --- a/build_files/cmake/platform/platform_apple_xcode.cmake +++ b/build_files/cmake/platform/platform_apple_xcode.cmake @@ -79,8 +79,52 @@ endif() # so i use a selfcomposed bundlepath here set(OSX_SYSROOT_PREFIX ${XCODE_BUNDLE}/Contents/Developer/Platforms/MacOSX.platform) message(STATUS "OSX_SYSROOT_PREFIX: " ${OSX_SYSROOT_PREFIX}) -set(OSX_DEVELOPER_PREFIX /Developer/SDKs/MacOSX${OSX_SYSTEM}.sdk) # use guaranteed existing sdk -set(CMAKE_OSX_SYSROOT ${OSX_SYSROOT_PREFIX}/${OSX_DEVELOPER_PREFIX} CACHE PATH "" FORCE) + +# Collect list of OSX system versions which will be used to detect path to corresponding SDK. +# Start with macOS SDK version reported by xcodebuild and include possible extra ones. +# +# The reason for need of extra ones is because it's possible that xcodebuild will report +# SDK version in the full manner (aka major.minor.patch), but the actual path will only +# include major.minor. +# +# This happens, for example, on macOS Catalina 10.15.4 and Xcode 11.4: xcodebuild on this +# system outputs "10.15.4", but the actual SDK path is MacOSX10.15.sdk. +# +# This should be safe from picking wrong SDK version because (a) xcodebuild reports full semantic +# SDK version, so such SDK does exist on the system. And if it doesn't exist with full version +# in the path, what SDK is in the major.minor folder then. +set(OSX_SDK_TEST_VERSIONS ${OSX_SYSTEM}) +if(OSX_SYSTEM MATCHES "([0-9]+)\\.([0-9]+)\\.([0-9]+)") + string(REGEX REPLACE "([0-9]+)\\.([0-9]+)\\.([0-9]+)" "\\1.\\2" OSX_SYSTEM_NO_PATCH "${OSX_SYSTEM}") + list(APPEND OSX_SDK_TEST_VERSIONS ${OSX_SYSTEM_NO_PATCH}) + unset(OSX_SYSTEM_NO_PATCH) +endif() + +# Loop through all possible versions and pick the first one which resolves to a valid SDK path. +set(OSX_SDK_PATH) +set(OSX_SDK_FOUND FALSE) +set(OSX_SDK_PREFIX ${OSX_SYSROOT_PREFIX}/Developer/SDKs) +foreach(OSX_SDK_VERSION ${OSX_SDK_TEST_VERSIONS}) + set(CURRENT_OSX_SDK_PATH "${OSX_SDK_PREFIX}/MacOSX${OSX_SDK_VERSION}.sdk") + if(EXISTS ${CURRENT_OSX_SDK_PATH}) + set(OSX_SDK_PATH "${CURRENT_OSX_SDK_PATH}") + set(OSX_SDK_FOUND TRUE) + break() + endif() +endforeach() +unset(OSX_SDK_PREFIX) +unset(OSX_SDK_TEST_VERSIONS) + +if(NOT OSX_SDK_FOUND) + message(FATAL_ERROR "Unable to find SDK for macOS version ${OSX_SYSTEM}") +endif() + +message(STATUS "Detected OSX_SYSROOT: ${OSX_SDK_PATH}") + +set(CMAKE_OSX_SYSROOT ${OSX_SDK_PATH} CACHE PATH "" FORCE) +unset(OSX_SDK_PATH) +unset(OSX_SDK_FOUND) + if(${CMAKE_GENERATOR} MATCHES "Xcode") # to silence sdk not found warning, just overrides CMAKE_OSX_SYSROOT set(CMAKE_XCODE_ATTRIBUTE_SDKROOT macosx${OSX_SYSTEM}) |