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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /sysdeps/generic/mig-reply.c
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initial import
Diffstat (limited to 'sysdeps/generic/mig-reply.c')
-rw-r--r--sysdeps/generic/mig-reply.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/sysdeps/generic/mig-reply.c b/sysdeps/generic/mig-reply.c
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+/* Copyright (C) 1992 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <mach.h>
+
+/* These functions are called by MiG-generated code.  */
+
+static mach_port_t reply_port;
+
+/* Called by MiG to get a reply port.  */
+mach_port_t
+__mig_get_reply_port (void)
+{
+  if (reply_port == MACH_PORT_NULL)
+    reply_port = __mach_reply_port ();
+
+  return reply_port;
+}
+
+/* Called by MiG to deallocate the reply port.  */
+void
+__mig_dealloc_reply_port (void)
+{
+  mach_port_t port = reply_port;
+  reply_port = MACH_PORT_NULL;	/* So the mod_refs RPC won't use it.  */
+  __mach_port_mod_refs (__mach_task_self (), port,
+			MACH_PORT_RIGHT_RECEIVE, -1);
+}
+
+
+/* Called at startup with CPROC == NULL.  cthreads has a different version
+   of this function that is sometimes called with a `cproc_t' pointer.  */
+void
+__mig_init (void *cproc)
+{
+  if (cproc == 0)
+    reply_port = MACH_PORT_NULL;
+}