1 files changed, 98 insertions, 0 deletions
diff --git a/contrib/libstdc++/mkcshadow b/contrib/libstdc++/mkcshadow
new file mode 100755
index 0000000..4d4bd4f
--- /dev/null
+++ b/contrib/libstdc++/mkcshadow
@@ -0,0 +1,98 @@
+#!/usr/bin/env bash
+
+# mkcshadow: reads header names (like "features.h" or "sys/types.h")
+#   from stdin, and creates shadow headers under cshadow/, except where
+#   a header of the same name is already in shadow/.
+
+SCRIPTDIR=${0%/*}
+
+if [ ! -d cshadow ]; then
+  echo "Creating cshadow."
+  mkdir ../cshadow
+fi
+
+echo "Creating..."
+while read header; do
+
+  if [ ! -f $SCRIPTDIR/shadow/$header ]; then
+
+    # strip off directory names while making 
+    #   any necessary directories
+
+    dir=../cshadow
+    case "$header" in */*)
+      right="$header"
+      while [ "$right" != "${right##*/}" ] ; do
+        dir="$dir/${right%%/*}"
+        if [ ! -d "$dir" ]; then mkdir "$dir"; fi
+        right="${right#*/}"
+      done
+      ;;
+    esac
+
+    echo "  ../cshadow/$header"
+    UPNAME=`echo $header | tr 'a-z./-' 'A-Z___'`
+    cat >"../cshadow/$header" <<EOF
+// -*- C++ -*- header wrapper.
+
+// Copyright (C) 1997, 1998, 1999, 2000 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 2, 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+// Note: this file was automatically generated by the "mkcshadow"
+//       script.  RTFM!
+
+#ifndef  _INCLUDED_CPP_${UPNAME}_
+# define _INCLUDED_CPP_${UPNAME}_
+
+# ifdef _IN_C_LEGACY_  /* sub-included by a C header */
+#   pragma GCC system_header
+#   include_next <${header}>
+# else
+
+    namespace _C_legacy { namespace _C_shadow { } }
+    using namespace ::_C_legacy::_C_shadow;
+    namespace _C_legacy {
+      extern "C" {
+#       define _IN_C_LEGACY_
+#       pragma GCC system_header
+#       include_next <${header}>
+      } // close extern "C"
+    }   // close namespace _C_legacy::
+# undef _IN_C_LEGACY_
+  
+# endif /* _IN_C_LEGACY_ */
+#endif /* _INCLUDED_CPP_${UPNAME}_ */
+EOF
+#################### end ####################
+  fi
+done
+
+
+
+
+
+