sdk: build libsupc++ from libstdc++ source

git-svn-id: svn://kolibrios.org@5134 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/sdk/sources/libstdc++-v3/include/ctime

@@ -0,0 +1,75 @@
+// -*- C++ -*- forwarding header.
+
+// Copyright (C) 1997-2013 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+/** @file include/ctime
+ *  This is a Standard C++ Library file.  You should @c \#include this file
+ *  in your programs, rather than any of the @a *.h implementation files.
+ *
+ *  This is the C++ version of the Standard C Library header @c time.h,
+ *  and its contents are (mostly) the same as that header, but are all
+ *  contained in the namespace @c std (except for names which are defined
+ *  as macros in C).
+ */
+
+//
+// ISO C++ 14882: 20.5  Date and time
+//
+
+#pragma GCC system_header
+
+#include <bits/c++config.h>
+#include <time.h>
+
+#ifndef _GLIBCXX_CTIME
+#define _GLIBCXX_CTIME 1
+
+// Get rid of those macros defined in <time.h> in lieu of real functions.
+#undef clock
+#undef difftime
+#undef mktime
+#undef time
+#undef asctime
+#undef ctime
+#undef gmtime
+#undef localtime
+#undef strftime
+
+namespace std
+{
+  using ::clock_t;
+  using ::time_t;
+  using ::tm;
+
+  using ::clock;
+  using ::difftime;
+  using ::mktime;
+  using ::time;
+  using ::asctime;
+  using ::ctime;
+  using ::gmtime;
+  using ::localtime;
+  using ::strftime;
+} // namespace
+
+#endif