newlib-cygwin/winsup/cygwin/include/sys/resource.h

83 lines
2.3 KiB
C

/* 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