- added implementation of stdc++ for haiku

- this differs slightly from the one that lives in buildtools/gcc as it
  has been "ported" to the newer libio that haiku uses as part of its own
  libroot


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9906 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/cpp/procbuf.h

@@ -0,0 +1,50 @@
+/* This is part of libio/iostream, providing -*- C++ -*- input/output.
+Copyright (C) 1993 Free Software Foundation
+
+This file is part of the GNU IO 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, if you link this library with files
+compiled with a GNU compiler to produce an executable, this does not 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. */
+
+/* Written by Per Bothner ([email protected]). */
+
+#ifndef _PROCBUF_H
+#define _PROCBUF_H
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#include <streambuf.h>
+
+extern "C++" {
+class procbuf : public filebuf {
+    /* Following fields must match those in struct _IO_proc_file */
+    _IO_pid_t _pid;
+    procbuf *_next;
+  public:
+    procbuf() : filebuf() { }
+    procbuf(const char *command, int mode);
+    procbuf* open(const char *command, int mode);
+    procbuf *close() { return (procbuf*)filebuf::close(); }
+    virtual int sys_close();
+    ~procbuf();
+};
+} // extern "C++"
+
+#endif /* !_PROCBUF_H */