1 files changed, 119 insertions, 0 deletions
diff --git a/cmake/scripts/osx/Macros.cmake b/cmake/scripts/osx/Macros.cmake
new file mode 100644
index 0000000..f81e218
--- /dev/null
+++ b/cmake/scripts/osx/Macros.cmake
@@ -0,0 +1,119 @@
+function(core_link_library lib wraplib)
+  if(CMAKE_GENERATOR MATCHES "Unix Makefiles" OR CMAKE_GENERATOR STREQUAL Ninja)
+    set(wrapper_obj cores/dll-loader/exports/CMakeFiles/wrapper.dir/wrapper.c.o)
+  elseif(CMAKE_GENERATOR MATCHES "Xcode")
+    # CURRENT_VARIANT is an Xcode env var
+    # CPU is a project cmake var
+    # Xcode new build system (CMAKE_XCODE_BUILD_SYSTEM=12) requires the env var CURRENT_VARIANT to be passed WITHOUT brackets
+    # Xcode Legacy build system (CMAKE_XCODE_BUILD_SYSTEM=1) requires the env var CURRENT_VARIANT to be passed WITH brackets
+    if(CMAKE_XCODE_BUILD_SYSTEM STREQUAL 12)
+      set(wrapper_obj cores/dll-loader/exports/kodi.build/$(CONFIGURATION)$(EFFECTIVE_PLATFORM_NAME)/wrapper.build/Objects-$CURRENT_VARIANT/${CPU}/wrapper.o)
+    else()
+			set(wrapper_obj cores/dll-loader/exports/kodi.build/$(CONFIGURATION)$(EFFECTIVE_PLATFORM_NAME)/wrapper.build/Objects-$(CURRENT_VARIANT)/${CPU}/wrapper.o)
+    endif()
+  else()
+    message(FATAL_ERROR "Unsupported generator in core_link_library")
+  endif()
+
+  set(export -bundle -undefined dynamic_lookup -read_only_relocs suppress
+             -Wl,-alias_list,${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/cores/dll-loader/exports/wrapper.def
+             ${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/${wrapper_obj})
+  set(extension ${CMAKE_SHARED_MODULE_SUFFIX})
+  set(check_arg "")
+  if(TARGET ${lib})
+    set(target ${lib})
+    set(link_lib $<TARGET_FILE:${lib}>)
+    set(check_arg ${ARGV2})
+    set(data_arg  ${ARGV3})
+
+  else()
+    set(target ${ARGV2})
+    set(link_lib ${lib})
+    set(check_arg ${ARGV3})
+    set(data_arg ${ARGV4})
+  endif()
+  if(check_arg STREQUAL export)
+    set(export ${export}
+        -Wl,--version-script=${ARGV3})
+  elseif(check_arg STREQUAL extras)
+    foreach(arg ${data_arg})
+      list(APPEND export ${arg})
+    endforeach()
+  elseif(check_arg STREQUAL archives)
+    set(extra_libs ${data_arg})
+  endif()
+  get_filename_component(dir ${wraplib} DIRECTORY)
+
+  # We can't simply pass the linker flags to the args section of the custom command
+  # because cmake will add quotes around it (and the linker will fail due to those).
+  # We need to do this handstand first ...
+  string(REPLACE " " ";" CUSTOM_COMMAND_ARGS_LDFLAGS ${CMAKE_SHARED_LINKER_FLAGS})
+
+  add_custom_command(OUTPUT ${wraplib}-${ARCH}${extension}
+                     COMMAND ${CMAKE_COMMAND} -E make_directory ${dir}
+                     COMMAND ${CMAKE_C_COMPILER}
+                     ARGS    ${CUSTOM_COMMAND_ARGS_LDFLAGS} ${export} -Wl,-force_load ${link_lib} ${extra_libs}
+                             -o ${CMAKE_BINARY_DIR}/${wraplib}-${ARCH}${extension}
+                     DEPENDS ${target} wrapper.def wrapper)
+
+  get_filename_component(libname ${wraplib} NAME_WE)
+  add_custom_target(wrap_${libname} ALL DEPENDS ${wraplib}-${ARCH}${extension})
+  set_target_properties(wrap_${libname} PROPERTIES FOLDER lib/wrapped)
+  add_dependencies(${APP_NAME_LC}-libraries wrap_${libname})
+
+  set(LIBRARY_FILES ${LIBRARY_FILES} ${CMAKE_BINARY_DIR}/${wraplib}-${ARCH}${extension} CACHE STRING "" FORCE)
+endfunction()
+
+function(find_soname lib)
+  cmake_parse_arguments(arg "REQUIRED" "" "" ${ARGN})
+
+  string(TOLOWER ${lib} liblow)
+  if(${lib}_LDFLAGS)
+    set(link_lib "${${lib}_LDFLAGS}")
+  else()
+    set(link_lib "${${lib}_LIBRARIES}")
+  endif()
+
+  execute_process(COMMAND ${CMAKE_C_COMPILER} -print-search-dirs
+                  COMMAND fgrep libraries:
+                  COMMAND sed "s/[^=]*=\\(.*\\)/\\1/"
+                  COMMAND sed "s/:/ /g"
+                  ERROR_QUIET
+                  OUTPUT_VARIABLE cc_lib_path
+                  OUTPUT_STRIP_TRAILING_WHITESPACE)
+  execute_process(COMMAND echo ${link_lib}
+                  COMMAND sed "s/-L[ ]*//g"
+                  COMMAND sed "s/-l[^ ]*//g"
+                  ERROR_QUIET
+                  OUTPUT_VARIABLE env_lib_path
+                  OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+  foreach(path ${cc_lib_path} ${env_lib_path})
+    if(IS_DIRECTORY ${path})
+      execute_process(COMMAND ls -- ${path}/lib${liblow}.dylib
+                      ERROR_QUIET
+                      OUTPUT_VARIABLE lib_file
+                      OUTPUT_STRIP_TRAILING_WHITESPACE)
+    else()
+      set(lib_file ${path})
+    endif()
+    if(lib_file)
+      # we want the path/name that is embedded in the dylib
+      execute_process(COMMAND otool -L ${lib_file}
+                      COMMAND grep -v lib${liblow}.dylib
+                      COMMAND grep ${liblow}
+                      COMMAND awk "{V=1; print $V}"
+                      ERROR_QUIET
+                      OUTPUT_VARIABLE filename
+                      OUTPUT_STRIP_TRAILING_WHITESPACE)
+      get_filename_component(${lib}_SONAME "${filename}" NAME)
+      if(VERBOSE)
+        message(STATUS "${lib} soname: ${${lib}_SONAME}")
+      endif()
+    endif()
+  endforeach()
+  if(arg_REQUIRED AND NOT ${lib}_SONAME)
+    message(FATAL_ERROR "Could not find dynamically loadable library ${lib}")
+  endif()
+  set(${lib}_SONAME ${${lib}_SONAME} PARENT_SCOPE)
+endfunction()