proc: fix the receiver lookup in S_proc_exception_raise

* proc/mgt.c (S_proc_exception_raise): Update accordingly.
* proc/mig-decls.h: New file.
* proc/proc_exc.defs: Add translation functions.

1 files changed, 42 insertions, 0 deletions

diff --git a/proc/mig-decls.h b/proc/mig-decls.h
new file mode 100644
index 00000000..0d5bd4df
--- /dev/null
+++ b/proc/mig-decls.h
@@ -0,0 +1,42 @@
+/* Translation functions for mig.
+
+   Copyright (C) 2013 Free Software Foundation, Inc.
+
+   Written by Justus Winter <4winter@informatik.uni-hamburg.de>
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd 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.
+
+   The GNU Hurd 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 the GNU Hurd.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef __MIG_DECLS_H__
+#define __MIG_DECLS_H__
+
+#include "proc.h"
+
+typedef struct exc* exc_t;
+
+static inline exc_t __attribute__ ((unused))
+begin_using_exc_port (mach_port_t port)
+{
+  return ports_lookup_port (NULL, port, exc_class);
+}
+
+static inline void __attribute__ ((unused))
+end_using_exc (exc_t exc)
+{
+  if (exc != NULL)
+    ports_port_deref (exc);
+}
+
+#endif