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+/* Resource limits for the Hurd.
+   Copyright (C) 1994-2017 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _HURD_RESOURCE_H
+#define _HURD_RESOURCE_H
+
+#include <sys/types.h>
+#include <sys/resource.h>
+#include <errno.h>
+#include <hurd/process.h>
+
+/* This array contains the current resource limits for the process.  */
+extern struct rlimit _hurd_rlimits[RLIM_NLIMITS];
+extern struct mutex _hurd_rlimit_lock; /* Locks _hurd_rlimits.  */
+
+
+/* Helper function for getpriority and setpriority.  Maps FN over all the
+   processes specified by WHICH and WHO.  PI is non-null if a
+   proc_getprocinfo was already done; FN may use *PI arbitrarily, it is
+   reset on the next call; PI_FLAGS is passed to proc_getprocinfo.  Returns
+   FN's result the first time it returns nonzero.  If FN never returns
+   nonzero, this returns zero.  */
+extern error_t _hurd_priority_which_map (enum __priority_which which, int who,
+					 error_t (*fn) (pid_t pid,
+							struct procinfo *pi),
+					 int pi_flags);
+
+/* Convert between Mach priority values and the priority
+   values used by getpriority, setpriority, and nice.  */
+#define MACH_PRIORITY_TO_NICE(prio) ((prio) - 25)
+#define NICE_TO_MACH_PRIORITY(nice) ((nice) + 25)
+
+
+
+
+#endif