[newlib-cygwin.git] / winsup / cygwin / include / sys / resource.h

/* sys/resource.h

This file is part of Cygwin.

This software is a copyrighted work licensed under the terms of the
Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
details. */

#ifndef _SYS_RESOURCE_H_
#define _SYS_RESOURCE_H_

#include <sys/time.h>

#ifdef __cplusplus
extern "C" {
#endif

/* Used for get/setpriority */
#define PRIO_PROCESS	0
#define PRIO_PGRP	1
#define PRIO_USER	2

#define RLIMIT_CPU	0		/* CPU time in seconds */
#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_NOFILE	5		/* max number of open files */
#define RLIMIT_OFILE	RLIMIT_NOFILE	/* BSD name */
#define RLIMIT_AS	6		/* address space (virt. memory) limit */

#define RLIMIT_NLIMITS  7		/* upper bound of RLIMIT_* defines */
#define RLIM_NLIMITS    RLIMIT_NLIMITS

#define RLIM_INFINITY	(~0UL)
#define RLIM_SAVED_MAX	RLIM_INFINITY
#define RLIM_SAVED_CUR	RLIM_INFINITY

typedef unsigned long rlim_t;

struct rlimit {
	rlim_t	rlim_cur;
	rlim_t	rlim_max;
};

#define	RUSAGE_SELF	0		/* calling process */
#define	RUSAGE_CHILDREN	-1		/* terminated child processes */

struct rusage {
	struct timeval ru_utime;	/* user time used */
	struct timeval ru_stime;	/* system time used */
	long ru_maxrss;
	long ru_ixrss;               /* XXX: 0 */
	long ru_idrss;               /* XXX: sum of rm_asrss */
	long ru_isrss;               /* XXX: 0 */
	long ru_minflt;              /* any page faults not requiring I/O */
	long ru_majflt;              /* any page faults requiring I/O */
	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 ru_last         ru_nivcsw
};

int getrlimit (int __resource, struct rlimit *__rlp);
int setrlimit (int __resource, const struct rlimit *__rlp);

int getrusage (int __who, struct rusage *__rusage);

int getpriority (int which, id_t who);
int setpriority (int which, id_t who, int value);

#ifdef __cplusplus
}
#endif

#endif
Commit	Line	Data
a887211b CV	1	/* sys/resource.h
a887211b CV	2
a887211b CV	3	This file is part of Cygwin.
	4
	5	This software is a copyrighted work licensed under the terms of the
	6	Cygwin license. Please consult the file "CYGWIN_LICENSE" for
	7	details. */
	8
1fd5e000 CF	9	#ifndef _SYS_RESOURCE_H_
	10	#define _SYS_RESOURCE_H_
	11
	12	#include <sys/time.h>
	13
	14	#ifdef __cplusplus
	15	extern "C" {
	16	#endif
	17
72c1491b CV	18	/* Used for get/setpriority */
	19	#define PRIO_PROCESS 0
	20	#define PRIO_PGRP 1
	21	#define PRIO_USER 2
	22
8a93913d CV	23	#define RLIMIT_CPU 0 /* CPU time in seconds */
	24	#define RLIMIT_FSIZE 1 /* Maximum filesize */
	25	#define RLIMIT_DATA 2 /* max data size */
	26	#define RLIMIT_STACK 3 /* max stack size */
	27	#define RLIMIT_CORE 4 /* max core file size */
	28	#define RLIMIT_NOFILE 5 /* max number of open files */
	29	#define RLIMIT_OFILE RLIMIT_NOFILE /* BSD name */
	30	#define RLIMIT_AS 6 /* address space (virt. memory) limit */
	31
44e6d951	32	#define RLIMIT_NLIMITS 7 /* upper bound of RLIMIT_* defines */
83443511	33	#define RLIM_NLIMITS RLIMIT_NLIMITS
44e6d951	34
61522196	35	#define RLIM_INFINITY (~0UL)
8a93913d CV	36	#define RLIM_SAVED_MAX RLIM_INFINITY
	37	#define RLIM_SAVED_CUR RLIM_INFINITY
	38
	39	typedef unsigned long rlim_t;
	40
	41	struct rlimit {
	42	rlim_t rlim_cur;
	43	rlim_t rlim_max;
	44	};
	45
1fd5e000 CF	46	#define RUSAGE_SELF 0 /* calling process */
	47	#define RUSAGE_CHILDREN -1 /* terminated child processes */
	48
	49	struct rusage {
75a57bf0	50	struct timeval ru_utime; /* user time used */
1fd5e000 CF	51	struct timeval ru_stime; /* system time used */
	52	long ru_maxrss;
	53	long ru_ixrss; /* XXX: 0 */
	54	long ru_idrss; /* XXX: sum of rm_asrss */
	55	long ru_isrss; /* XXX: 0 */
9c510edc CF	56	long ru_minflt; /* any page faults not requiring I/O */
	57	long ru_majflt; /* any page faults requiring I/O */
	58	long ru_nswap; /* swaps */
	59	long ru_inblock; /* block input operations */
	60	long ru_oublock; /* block output operations */
	61	long ru_msgsnd; /* messages sent */
	62	long ru_msgrcv; /* messages received */
	63	long ru_nsignals; /* signals received */
	64	long ru_nvcsw; /* voluntary context switches */
	65	long ru_nivcsw; /* involuntary " */
1fd5e000 CF	66	#define ru_last ru_nivcsw
	67	};
	68
8a93913d CV	69	int getrlimit (int __resource, struct rlimit *__rlp);
	70	int setrlimit (int __resource, const struct rlimit *__rlp);
	71
1fd5e000 CF	72	int getrusage (int __who, struct rusage *__rusage);
1fd5e000 CF	73
72c1491b CV	74	int getpriority (int which, id_t who);
	75	int setpriority (int which, id_t who, int value);
	76
1fd5e000 CF	77	#ifdef __cplusplus
	78	}
	79	#endif
	80
	81	#endif
	82