libcxx initial import

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/ctime b/include/ctime
new file mode 100644
index 0000000..ac73a02
--- /dev/null
+++ b/include/ctime
@@ -0,0 +1,70 @@
+// -*- C++ -*-
+//===---------------------------- ctime -----------------------------------===//
+//
+// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP_CTIME
+#define _LIBCPP_CTIME
+
+/*
+    ctime synopsis
+
+Macros:
+
+    NULL
+    CLOCKS_PER_SEC
+ 
+namespace std
+{
+
+Types:
+
+    clock_t
+    size_t
+    time_t
+    tm
+
+clock_t clock();
+double difftime(time_t time1, time_t time0);
+time_t mktime(tm* timeptr);
+time_t time(time_t* timer);
+char* asctime(const tm* timeptr);
+char* ctime(const time_t* timer);
+tm*    gmtime(const time_t* timer);
+tm* localtime(const time_t* timer);
+size_t strftime(char* restrict s, size_t maxsize, const char* restrict format,
+                const tm* restrict timeptr);
+
+}  // std
+
+*/
+
+#include <__config>
+#include <time.h>
+
+#pragma GCC system_header
+
+_LIBCPP_BEGIN_NAMESPACE_STD
+
+using ::clock_t;
+using ::size_t;
+using ::time_t;
+using ::tm;
+using ::clock;
+using ::difftime;
+using ::mktime;
+using ::time;
+using ::asctime;
+using ::ctime;
+using ::gmtime;
+using ::localtime;
+using ::strftime;
+
+_LIBCPP_END_NAMESPACE_STD
+
+#endif  // _LIBCPP_CTIME