build: attempt to workaround linker issues on Darwin (#105) (#106)

The use of a non-cctools librarian causes ld64 some heartburn. Explicitly opt into using the cctools librarian. rdar://87850031 (cherry picked from commit facc82f) Co-authored-by: Saleem Abdulrasool <[email protected]>
apple · Feb 25, 2022 · ddb07e8 · ddb07e8
1 parent 3bea268
commit ddb07e8
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -37,6 +37,11 @@ if(BUILD_SHARED_LIBS)
   set(CMAKE_POSITION_INDEPENDENT_CODE YES)
 endif()
 
+if(CMAKE_SYSTEM_NAME STREQUAL Darwin AND NOT CMAKE_CROSSCOMPILING)
+  set(CMAKE_AR "/usr/bin/ar")
+  set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> crs <TARGET> <LINK_FLAGS> <OBJECTS>")
+endif()
+
 if(NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
   find_package(dispatch CONFIG)
   find_package(Foundation CONFIG)