[cmake] Make libcxx standalone compile on Mac OS X.
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@189738 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 4ee1f4d..45effcc 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -49,6 +49,43 @@
append_if(compile_flags LIBCXX_HAS_FPIC_FLAG -fPIC)
append_if(link_flags LIBCXX_HAS_NODEFAULTLIBS_FLAG -nodefaultlibs)
+if ( APPLE )
+ if ( CMAKE_OSX_DEPLOYMENT_TARGET STREQUAL "10.6" )
+ list(APPEND compile_flags "-U__STRICT_ANSI__")
+ list(APPEND link_flags
+ "-compatibility_version 1"
+ "-current_version ${LIBCXX_VERSION}"
+ "-install_name /usr/lib/libc++.1.dylib"
+ "-Wl,-reexport_library,/usr/lib/libc++abi.dylib"
+ "-Wl,-unexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/libc++unexp.exp"
+ "/usr/lib/libSystem.B.dylib")
+ else()
+ if ( ${CMAKE_OSX_SYSROOT} )
+ list(FIND ${CMAKE_OSX_ARCHITECTURES} "armv7" OSX_HAS_ARMV7)
+ if (OSX_HAS_ARMV7)
+ set(OSX_RE_EXPORT_LINE
+ "${CMAKE_OSX_SYSROOT}/usr/lib/libc++abi.dylib"
+ "-Wl,-reexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/libc++sjlj-abi.exp")
+ else()
+ set(OSX_RE_EXPORT_LINE
+ "-Wl,-reexport_library,${CMAKE_OSX_SYSROOT}/usr/lib/libc++abi.dylib")
+ endif()
+ else()
+ set (OSX_RE_EXPORT_LINE "/usr/lib/libc++abi.dylib -Wl,-reexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/libc++abi${LIBCXX_LIBCPPABI_VERSION}.exp")
+ endif()
+
+ list(APPEND link_flags
+ "-compatibility_version 1"
+ "-install_name /usr/lib/libc++.1.dylib"
+ "-Wl,-unexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/libc++unexp.exp"
+ "${OSX_RE_EXPORT_LINE}"
+ "-Wl,-force_symbols_not_weak_list,${CMAKE_CURRENT_SOURCE_DIR}/notweak.exp"
+ "-Wl,-force_symbols_weak_list,${CMAKE_CURRENT_SOURCE_DIR}/weak.exp")
+ endif()
+endif()
+
+string(REPLACE ";" " " link_flags "${link_flags}")
+
set_target_properties(cxx
PROPERTIES
COMPILE_FLAGS "${compile_flags}"