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/* Copyright (C) 1992,94,1996-2000,2002,2004 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, 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>

/* 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.  */

#if defined __USE_GNU && !defined __cplusplus

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) __THROW;

#else

# ifdef __REDIRECT_NTH

extern int __REDIRECT_NTH (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) __THROW;

#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) __THROW;

#else

# ifdef __REDIRECT_NTH

extern int __REDIRECT_NTH (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) __THROW;

#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) __THROW;

/* 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) __THROW;

/* 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)

     __THROW;

__END_DECLS

#endif  /* sys/resource.h  */