[PATCH] D122161: [cmake] Handle iOS, watchOS and tvOS when finding compiler-rt on Apple

[Louis Dionne via Phabricator via llvm-commits]

ldionne created this revision.
ldionne added reviewers: phosek, beanz.
Herald added subscribers: mgorny, dberris.
Herald added a project: All.
ldionne requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

This patch uses CMAKE_OSX_SYSROOT, which should contain the SDK path
that we're building against on Apple platforms, to determine which
platform we are compiling for and set the compiler-rt suffix accordingly.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D122161

Files:
  cmake/Modules/HandleCompilerRT.cmake


Index: cmake/Modules/HandleCompilerRT.cmake
===================================================================
--- cmake/Modules/HandleCompilerRT.cmake
+++ cmake/Modules/HandleCompilerRT.cmake
@@ -20,8 +20,17 @@
     if(NOT name MATCHES "builtins.*")
       set(component_name "${name}_")
     endif()
-    # TODO: Support ios, tvos and watchos as well.
-    set(component_name "${component_name}osx")
+    if (CMAKE_OSX_SYSROOT MATCHES ".+MacOSX.+")
+      set(component_name "${component_name}osx")
+    elseif (CMAKE_OSX_SYSROOT MATCHES ".+iPhoneOS.+")
+      set(component_name "${component_name}ios")
+    elseif (CMAKE_OSX_SYSROOT MATCHES ".+AppleTVOS.+")
+      set(component_name "${component_name}tvos")
+    elseif (CMAKE_OSX_SYSROOT MATCHES ".+WatchOS.+")
+      set(component_name "${component_name}watchos")
+    else()
+      message(FATAL_ERROR "Unknown Apple SDK ${CMAKE_OSX_SYSROOT}, we don't know which compiler-rt library suffix to use.")
+    endif()
   else()
     set(component_name "${name}")
   endif()


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