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+/* Bit values & structures for resource limits. Linux/Arm version.
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+ Copyright (C) 1994,1996,1997,1998,1999,2000 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Library General Public License as
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+ published by the Free Software Foundation; either version 2 of the
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+ License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Library General Public License for more details.
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+
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+ You should have received a copy of the GNU Library General Public
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+ License along with the GNU C Library; see the file COPYING.LIB. If not,
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+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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+ Boston, MA 02111-1307, USA. */
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+
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+#ifndef _SYS_RESOURCE_H
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+# error "Never use <bits/resource.h> directly; include <sys/resource.h> instead."
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+#endif
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+
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+#include <bits/types.h>
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+
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+/* Transmute defines to enumerations. The macro re-definitions are
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+ necessary because some programs want to test for operating system
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+ features with #ifdef RUSAGE_SELF. In ISO C the reflexive
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+ definition is a no-op. */
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+
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+/* Kinds of resource limit. */
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+enum __rlimit_resource
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+{
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+ /* Per-process CPU limit, in seconds. */
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+ RLIMIT_CPU = 0,
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+#define RLIMIT_CPU RLIMIT_CPU
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+
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+ /* Largest file that can be created, in bytes. */
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+ RLIMIT_FSIZE = 1,
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+#define RLIMIT_FSIZE RLIMIT_FSIZE
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+
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+ /* Maximum size of data segment, in bytes. */
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+ RLIMIT_DATA = 2,
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+#define RLIMIT_DATA RLIMIT_DATA
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+
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+ /* Maximum size of stack segment, in bytes. */
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+ RLIMIT_STACK = 3,
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+#define RLIMIT_STACK RLIMIT_STACK
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+
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+ /* Largest core file that can be created, in bytes. */
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+ RLIMIT_CORE = 4,
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+#define RLIMIT_CORE RLIMIT_CORE
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+
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+ /* Largest resident set size, in bytes.
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+ This affects swapping; processes that are exceeding their
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+ resident set size will be more likely to have physical memory
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+ taken from them. */
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+ RLIMIT_RSS = 5,
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+#define RLIMIT_RSS RLIMIT_RSS
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+
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+ /* Number of open files. */
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+ RLIMIT_NOFILE = 7,
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+ RLIMIT_OFILE = RLIMIT_NOFILE, /* BSD name for same. */
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+#define RLIMIT_NOFILE RLIMIT_NOFILE
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+#define RLIMIT_OFILE RLIMIT_OFILE
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+
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+ /* Address space limit. */
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+ RLIMIT_AS = 9,
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+#define RLIMIT_AS RLIMIT_AS
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+
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+ /* Number of processes. */
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+ RLIMIT_NPROC = 6,
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+#define RLIMIT_NPROC RLIMIT_NPROC
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+
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+ /* Locked-in-memory address space. */
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+ RLIMIT_MEMLOCK = 8,
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+#define RLIMIT_MEMLOCK RLIMIT_MEMLOCK
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+
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+ /* Maximum number of file locks. */
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+ RLIMIT_LOCKS = 10,
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+#define RLIMIT_LOCKS RLIMIT_LOCKS
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+
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+ RLIMIT_NLIMITS = 11,
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+ RLIM_NLIMITS = RLIMIT_NLIMITS
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+#define RLIMIT_NLIMITS RLIMIT_NLIMITS
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+#define RLIM_NLIMITS RLIM_NLIMITS
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+};
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+
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+/* Value to indicate that there is no limit. */
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+#ifndef __USE_FILE_OFFSET64
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+# define RLIM_INFINITY ((unsigned long int)(~0UL))
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+#else
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+# define RLIM_INFINITY 0xffffffffffffffffuLL
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+#endif
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+
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+#ifdef __USE_LARGEFILE64
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+# define RLIM64_INFINITY 0xffffffffffffffffuLL
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+#endif
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+
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+/* We can represent all limits. */
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+#define RLIM_SAVED_MAX RLIM_INFINITY
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+#define RLIM_SAVED_CUR RLIM_INFINITY
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+
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+
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+/* Type for resource quantity measurement. */
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+#ifndef __USE_FILE_OFFSET64
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+typedef __rlim_t rlim_t;
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+#else
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+typedef __rlim64_t rlim_t;
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+#endif
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+#ifdef __USE_LARGEFILE64
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+typedef __rlim64_t rlim64_t;
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+#endif
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+
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+struct rlimit
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+ {
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+ /* The current (soft) limit. */
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+ rlim_t rlim_cur;
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+ /* The hard limit. */
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+ rlim_t rlim_max;
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+ };
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+
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+#ifdef __USE_LARGEFILE64
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+struct rlimit64
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+ {
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+ /* The current (soft) limit. */
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+ rlim64_t rlim_cur;
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+ /* The hard limit. */
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+ rlim64_t rlim_max;
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+ };
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+#endif
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+
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+/* Whose usage statistics do you want? */
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+enum __rusage_who
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+{
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+ /* The calling process. */
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+ RUSAGE_SELF = 0,
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+#define RUSAGE_SELF RUSAGE_SELF
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+
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+ /* All of its terminated child processes. */
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+ RUSAGE_CHILDREN = -1,
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+#define RUSAGE_CHILDREN RUSAGE_CHILDREN
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+
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+ /* Both. */
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+ RUSAGE_BOTH = -2
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+#define RUSAGE_BOTH RUSAGE_BOTH
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+};
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+
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+#define __need_timeval
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+#include <bits/time.h> /* For `struct timeval'. */
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+
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+/* Structure which says how much of each resource has been used. */
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+struct rusage
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+ {
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+ /* Total amount of user time used. */
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+ struct timeval ru_utime;
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+ /* Total amount of system time used. */
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+ struct timeval ru_stime;
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+ /* Maximum resident set size (in kilobytes). */
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+ long int ru_maxrss;
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+ /* Amount of sharing of text segment memory
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+ with other processes (kilobyte-seconds). */
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+ long int ru_ixrss;
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+ /* Amount of data segment memory used (kilobyte-seconds). */
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+ long int ru_idrss;
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+ /* Amount of stack memory used (kilobyte-seconds). */
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+ long int ru_isrss;
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+ /* Number of soft page faults (i.e. those serviced by reclaiming
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+ a page from the list of pages awaiting reallocation. */
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+ long int ru_minflt;
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+ /* Number of hard page faults (i.e. those that required I/O). */
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+ long int ru_majflt;
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+ /* Number of times a process was swapped out of physical memory. */
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+ long int ru_nswap;
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+ /* Number of input operations via the file system. Note: This
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+ and `ru_oublock' do not include operations with the cache. */
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+ long int ru_inblock;
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+ /* Number of output operations via the file system. */
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+ long int ru_oublock;
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+ /* Number of IPC messages sent. */
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+ long int ru_msgsnd;
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+ /* Number of IPC messages received. */
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+ long int ru_msgrcv;
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+ /* Number of signals delivered. */
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+ long int ru_nsignals;
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+ /* Number of voluntary context switches, i.e. because the process
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+ gave up the process before it had to (usually to wait for some
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+ resource to be available). */
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+ long int ru_nvcsw;
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+ /* Number of involuntary context switches, i.e. a higher priority process
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+ became runnable or the current process used up its time slice. */
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+ long int ru_nivcsw;
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+ };
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+
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+/* Priority limits. */
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+#define PRIO_MIN -20 /* Minimum priority a process can have. */
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+#define PRIO_MAX 20 /* Maximum priority a process can have. */
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+
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+/* The type of the WHICH argument to `getpriority' and `setpriority',
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+ indicating what flavor of entity the WHO argument specifies. */
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+enum __priority_which
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+{
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+ PRIO_PROCESS = 0, /* WHO is a process ID. */
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+#define PRIO_PROCESS PRIO_PROCESS
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+ PRIO_PGRP = 1, /* WHO is a process group ID. */
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+#define PRIO_PGRP PRIO_PGRP
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+ PRIO_USER = 2 /* WHO is a user ID. */
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+#define PRIO_USER PRIO_USER
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+};
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