Install a copy of the libc++ headers with clang. <rdar://problem/10096516>

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140876 91177308-0d34-0410-b5e6-96231b3b80d8

runtime/CMakeLists.txt

@@ -2,6 +2,7 @@
 
 set(known_subdirs
   "compiler-rt"
+  "libcxx"
   )
 
 foreach (dir ${known_subdirs})

runtime/Makefile

@@ -12,7 +12,7 @@ include $(CLANG_LEVEL)/../../Makefile.config
 
 ifndef NO_RUNTIME_LIBS
 
-PARALLEL_DIRS  := compiler-rt
+PARALLEL_DIRS  := compiler-rt libcxx
 
 endif
 

runtime/compiler-rt/Makefile

-##===- clang/runtime/Makefile ------------------------------*- Makefile -*-===##
+##===- clang/runtime/compiler-rt/Makefile ------------------*- Makefile -*-===##
 #
 #                     The LLVM Compiler Infrastructure
 #

runtime/libcxx/Makefile

+##===- clang/runtime/libcxx/Makefile -----------------------*- Makefile -*-===##
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+#
+# This file defines support for installing a copy of the libcxx headers where
+# the driver expects them.
+#
+##===----------------------------------------------------------------------===##
+
+CLANG_LEVEL := ../..
+include $(CLANG_LEVEL)/Makefile
+
+PROJ_libcxx_hdrs := $(DESTDIR)$(PROJ_prefix)/lib/c++/v1
+
+# Expect libcxx to be in llvm/projects/libcxx
+LIBCXX_SRC_ROOT := $(LLVM_SRC_ROOT)/projects/libcxx
+
+ifneq ($(CLANG_NO_RUNTIME),1)
+ifeq ($(shell test -d $(LIBCXX_SRC_ROOT) && echo OK),OK)
+
+install-local::
+	mkdir -p $(PROJ_libcxx_hdrs)/ext
+	rsync -r --exclude=".*" $(LIBCXX_SRC_ROOT)/include/* $(PROJ_libcxx_hdrs)
+	chmod 755 $(PROJ_libcxx_hdrs)
+	chmod 644 $(PROJ_libcxx_hdrs)/*
+	chmod 755 $(PROJ_libcxx_hdrs)/ext
+	chmod 644 $(PROJ_libcxx_hdrs)/ext/*
+
+endif
+endif