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Diffstat (limited to 'mach-defpager/mig-decls.h')
-rw-r--r-- | mach-defpager/mig-decls.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/mach-defpager/mig-decls.h b/mach-defpager/mig-decls.h new file mode 100644 index 00000000..f63fef20 --- /dev/null +++ b/mach-defpager/mig-decls.h @@ -0,0 +1,37 @@ +/* + Copyright (C) 2014 Free Software Foundation, Inc. + Written by Justus Winter. + + 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 __MACH_DEFPAGER_MIG_DECLS_H__ +#define __MACH_DEFPAGER_MIG_DECLS_H__ + +#include "priv.h" + +/* Called by server stub functions. */ + +static inline struct dstruct * __attribute__ ((unused)) +begin_using_default_pager (mach_port_t port) +{ + if (! MACH_PORT_VALID(port) + || ((default_pager_t) dnameof(port))->pager != (port)) + return DEFAULT_PAGER_NULL; + + return (default_pager_t) dnameof(port); +} + +#endif /* __MACH_DEFPAGER_MIG_DECLS_H__ */ |