3 files changed, 41 insertions, 0 deletions
diff --git a/Modules/Compiler/AppleClang-OBJC.cmake b/Modules/Compiler/AppleClang-OBJC.cmake
new file mode 100644
index 0000000..d1f3706
--- /dev/null
+++ b/Modules/Compiler/AppleClang-OBJC.cmake
@@ -0,0 +1,17 @@
+include(Compiler/Clang-OBJC)
+
+if(NOT CMAKE_OBJC_COMPILER_VERSION VERSION_LESS 4.0)
+  set(CMAKE_OBJC90_STANDARD_COMPILE_OPTION "-std=c90")
+  set(CMAKE_OBJC90_EXTENSION_COMPILE_OPTION "-std=gnu90")
+  set(CMAKE_OBJC90_STANDARD__HAS_FULL_SUPPORT ON)
+
+  set(CMAKE_OBJC99_STANDARD_COMPILE_OPTION "-std=c99")
+  set(CMAKE_OBJC99_EXTENSION_COMPILE_OPTION "-std=gnu99")
+  set(CMAKE_OBJC99_STANDARD__HAS_FULL_SUPPORT ON)
+
+  set(CMAKE_OBJC11_STANDARD_COMPILE_OPTION "-std=c11")
+  set(CMAKE_OBJC11_EXTENSION_COMPILE_OPTION "-std=gnu11")
+  set(CMAKE_OBJC11_STANDARD__HAS_FULL_SUPPORT ON)
+endif()
+
+__compiler_check_default_language_standard(OBJC 4.0 99)
diff --git a/Modules/Compiler/Clang-OBJC.cmake b/Modules/Compiler/Clang-OBJC.cmake
new file mode 100644
index 0000000..c61c497
--- /dev/null
+++ b/Modules/Compiler/Clang-OBJC.cmake
@@ -0,0 +1,18 @@
+include(Compiler/Clang)
+__compiler_clang(OBJC)
+
+if(NOT CMAKE_OBJC_COMPILER_VERSION VERSION_LESS 3.4)
+  set(CMAKE_OBJC90_STANDARD_COMPILE_OPTION "-std=c90")
+  set(CMAKE_OBJC90_EXTENSION_COMPILE_OPTION "-std=gnu90")
+  set(CMAKE_OBJC90_STANDARD__HAS_FULL_SUPPORT ON)
+
+  set(CMAKE_OBJC99_STANDARD_COMPILE_OPTION "-std=c99")
+  set(CMAKE_OBJC99_EXTENSION_COMPILE_OPTION "-std=gnu99")
+  set(CMAKE_OBJC99_STANDARD__HAS_FULL_SUPPORT ON)
+
+  set(CMAKE_OBJC11_STANDARD_COMPILE_OPTION "-std=c11")
+  set(CMAKE_OBJC11_EXTENSION_COMPILE_OPTION "-std=gnu11")
+  set(CMAKE_OBJC11_STANDARD__HAS_FULL_SUPPORT ON)
+endif()
+
+__compiler_check_default_language_standard(OBJC 3.4 99 3.6 11)
diff --git a/Modules/Compiler/GNU-OBJC.cmake b/Modules/Compiler/GNU-OBJC.cmake
new file mode 100644
index 0000000..5fba801
--- /dev/null
+++ b/Modules/Compiler/GNU-OBJC.cmake
@@ -0,0 +1,6 @@
+include(Compiler/GNU)
+__compiler_gnu(OBJC)
+
+if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.2)
+  set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden")
+endif()