1: /* Copyright (C) 1992, 1997 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3: 
    4:    The GNU C Library is free software; you can redistribute it and/or
    5:    modify it under the terms of the GNU Lesser General Public
    6:    License as published by the Free Software Foundation; either
    7:    version 2.1 of the License, or (at your option) any later version.
    8: 
    9:    The GNU C Library is distributed in the hope that it will be useful,
   10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   12:    Lesser General Public License for more details.
   13: 
   14:    You should have received a copy of the GNU Lesser General Public
   15:    License along with the GNU C Library; if not, write to the Free
   16:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   17:    02111-1307 USA.  */
   18: 
   19: #include <mach.h>
   20: 
   21: /* These functions are called by MiG-generated code.  */
   22: 
   23: static mach_port_t reply_port;
   24: 
   25: /* Called by MiG to get a reply port.  */
   26: mach_port_t
   27: __mig_get_reply_port (void)
   28: {
   29:   if (reply_port == MACH_PORT_NULL)
   30:     reply_port = __mach_reply_port ();
   31: 
   32:   return reply_port;
   33: }
   34: 
   35: /* Called by MiG to deallocate the reply port.  */
   36: void
   37: __mig_dealloc_reply_port (void)
   38: {
   39:   mach_port_t port = reply_port;
   40:   reply_port = MACH_PORT_NULL;  /* So the mod_refs RPC won't use it.  */
   41:   __mach_port_mod_refs (__mach_task_self (), port,
   42:                         MACH_PORT_RIGHT_RECEIVE, -1);
   43: }
   44: 
   45: 
   46: /* Called at startup with CPROC == NULL.  cthreads has a different version
   47:    of this function that is sometimes called with a `cproc_t' pointer.  */
   48: void
   49: __mig_init (void *cproc)
   50: {
   51:   if (cproc == 0)
   52:     reply_port = MACH_PORT_NULL;
   53: }