-/*
- * Resource control/accounting header file for linux-86
- */
+/* Copyright (C) 1992, 94, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
-#ifndef _SYS_RESOURCE_H
-#define _SYS_RESOURCE_H
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_RESOURCE_H
+#define _SYS_RESOURCE_H 1
#include <features.h>
-#include <sys/time.h>
-#include <limits.h>
-
-#define RUSAGE_SELF 0
-#define RUSAGE_CHILDREN (-1)
-#define RUSAGE_BOTH (-2) /* sys_wait4() uses this */
-
-struct rusage {
- struct timeval ru_utime; /* user time used */
- struct timeval ru_stime; /* system time used */
- long ru_maxrss; /* maximum resident set size */
- long ru_ixrss; /* integral shared memory size */
- long ru_idrss; /* integral unshared data size */
- long ru_isrss; /* integral unshared stack size */
- long ru_minflt; /* page reclaims */
- long ru_majflt; /* page faults */
- long ru_nswap; /* swaps */
- long ru_inblock; /* block input operations */
- long ru_oublock; /* block output operations */
- long ru_msgsnd; /* messages sent */
- long ru_msgrcv; /* messages received */
- long ru_nsignals; /* signals received */
- long ru_nvcsw; /* voluntary context switches */
- long ru_nivcsw; /* involuntary " */
-};
-
-#define RLIM_INFINITY ((long)(~0UL>>1))
-
-struct rlimit {
- long rlim_cur;
- long rlim_max;
-};
-
-#define PRIO_MIN (-20)
-#define PRIO_MAX 20
-
-#define PRIO_PROCESS 0
-#define PRIO_PGRP 1
-#define PRIO_USER 2
-
-#define RLIMIT_CPU 0 /* CPU time in ms */
-#define RLIMIT_FSIZE 1 /* Maximum filesize */
-#define RLIMIT_DATA 2 /* max data size */
-#define RLIMIT_STACK 3 /* max stack size */
-#define RLIMIT_CORE 4 /* max core file size */
-#define RLIMIT_RSS 5 /* max resident set size */
-#define RLIMIT_NPROC 6 /* max number of processes */
-#define RLIMIT_NOFILE 7 /* max number of open files */
-#define RLIMIT_MEMLOCK 8 /* max locked-in-memory address space */
-
-#define RLIM_NLIMITS 9
-
-extern int getrlimit __P ((int __resource,
- struct rlimit *__rlp));
-extern int setrlimit __P ((int __resource,
- __const struct rlimit *__rlp));
-
-extern int getpriority __P((int __which, int __who));
-extern int setpriority __P((int __which, int __who,
- int __prio));
-
-extern int __getrusage __P ((int __who, struct rusage *__rusage));
-extern int getrusage __P ((int __who, struct rusage *__rusage));
-
-#endif /* _SYS_RESOURCE_H */
+
+/* Get the system-dependent definitions of structures and bit values. */
+#include <bits/resource.h>
+
+#ifndef __id_t_defined
+typedef __id_t id_t;
+# define __id_t_defined
+#endif
+
+__BEGIN_DECLS
+
+/* The X/Open standard defines that all the functions below must use
+ `int' as the type for the first argument. When we are compiling with
+ GNU extensions we change this slightly to provide better error
+ checking. */
+#ifdef __USE_GNU
+typedef enum __rlimit_resource __rlimit_resource_t;
+typedef enum __rusage_who __rusage_who_t;
+typedef enum __priority_which __priority_which_t;
+#else
+typedef int __rlimit_resource_t;
+typedef int __rusage_who_t;
+typedef int __priority_which_t;
+#endif
+
+/* Put the soft and hard limits for RESOURCE in *RLIMITS.
+ Returns 0 if successful, -1 if not (and sets errno). */
+#ifndef __USE_FILE_OFFSET64
+extern int getrlimit (__rlimit_resource_t __resource,
+ struct rlimit *__rlimits);
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (getrlimit, (__rlimit_resource_t __resource,
+ struct rlimit *__rlimits) ,
+ getrlimit64);
+# else
+# define getrlimit getrlimit64
+# endif
+#endif
+#ifdef __USE_LARGEFILE64
+extern int getrlimit64 (__rlimit_resource_t __resource,
+ struct rlimit64 *__rlimits);
+#endif
+
+/* Set the soft and hard limits for RESOURCE to *RLIMITS.
+ Only the super-user can increase hard limits.
+ Return 0 if successful, -1 if not (and sets errno). */
+#ifndef __USE_FILE_OFFSET64
+extern int setrlimit (__rlimit_resource_t __resource,
+ __const struct rlimit *__rlimits);
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (setrlimit, (__rlimit_resource_t __resource,
+ __const struct rlimit *__rlimits) ,
+ setrlimit64);
+# else
+# define setrlimit setrlimit64
+# endif
+#endif
+#ifdef __USE_LARGEFILE64
+extern int setrlimit64 (__rlimit_resource_t __resource,
+ __const struct rlimit64 *__rlimits);
+#endif
+
+/* Return resource usage information on process indicated by WHO
+ and put it in *USAGE. Returns 0 for success, -1 for failure. */
+extern int getrusage (__rusage_who_t __who, struct rusage *__usage);
+
+/* Return the highest priority of any process specified by WHICH and WHO
+ (see above); if WHO is zero, the current process, process group, or user
+ (as specified by WHO) is used. A lower priority number means higher
+ priority. Priorities range from PRIO_MIN to PRIO_MAX (above). */
+extern int getpriority (__priority_which_t __which, id_t __who);
+
+/* Set the priority of all processes specified by WHICH and WHO (see above)
+ to PRIO. Returns 0 on success, -1 on errors. */
+extern int setpriority (__priority_which_t __which, id_t __who, int __prio);
+
+__END_DECLS
+
+#endif /* sys/resource.h */
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