source: trunk/sys/dietlibc/include/sys/resource.h @ 1

Last change on this file since 1 was 1, checked in by alain, 5 years ago

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1#ifndef _SYS_RESOURCE_H
2#define _SYS_RESOURCE_H
3
4#include <time.h>
5#include <sys/cdefs.h>
6
7__BEGIN_DECLS
8
9#define RUSAGE_SELF     0
10#define RUSAGE_CHILDREN (-1)
11#define RUSAGE_BOTH     (-2)            /* sys_wait4() uses this */
12
13struct  rusage {
14  struct timeval ru_utime;      /* user time used */
15  struct timeval ru_stime;      /* system time used */
16  long  ru_maxrss;              /* maximum resident set size */
17  long  ru_ixrss;               /* integral shared memory size */
18  long  ru_idrss;               /* integral unshared data size */
19  long  ru_isrss;               /* integral unshared stack size */
20  long  ru_minflt;              /* page reclaims */
21  long  ru_majflt;              /* page faults */
22  long  ru_nswap;               /* swaps */
23  long  ru_inblock;             /* block input operations */
24  long  ru_oublock;             /* block output operations */
25  long  ru_msgsnd;              /* messages sent */
26  long  ru_msgrcv;              /* messages received */
27  long  ru_nsignals;            /* signals received */
28  long  ru_nvcsw;               /* voluntary context switches */
29  long  ru_nivcsw;              /* involuntary " */
30};
31
32struct rlimit {
33  unsigned long rlim_cur;
34  unsigned long rlim_max;
35};
36
37#define PRIO_MIN        (-20)
38#define PRIO_MAX        20
39
40#define PRIO_PROCESS    0
41#define PRIO_PGRP       1
42#define PRIO_USER       2
43
44#define RLIMIT_CPU      0               /* CPU time in ms */
45#define RLIMIT_FSIZE    1               /* Maximum filesize */
46#define RLIMIT_DATA     2               /* max data size */
47#define RLIMIT_STACK    3               /* max stack size */
48#define RLIMIT_CORE     4               /* max core file size */
49#if defined(__alpha__)
50#define RLIMIT_RSS      5               /* max resident set size */
51#define RLIMIT_NPROC    8               /* max number of processes */
52#define RLIMIT_NOFILE   6               /* max number of open files */
53#define RLIMIT_MEMLOCK  9               /* max locked-in-memory address space */
54#define RLIMIT_AS       7               /* address space limit */
55#elif defined(__mips__)
56#define RLIMIT_RSS      7               /* max resident set size */
57#define RLIMIT_NPROC    8               /* max number of processes */
58#define RLIMIT_NOFILE   5               /* max number of open files */
59#define RLIMIT_MEMLOCK  9               /* max locked-in-memory address space */
60#define RLIMIT_AS       6               /* address space limit */
61#elif defined(__sparc__)
62#define RLIMIT_RSS      5               /* max resident set size */
63#define RLIMIT_NPROC    7               /* max number of processes */
64#define RLIMIT_NOFILE   6               /* max number of open files */
65#define RLIMIT_MEMLOCK  8               /* max locked-in-memory address space */
66#define RLIMIT_AS       9               /* address space limit */
67#else
68#define RLIMIT_RSS      5               /* max resident set size */
69#define RLIMIT_NPROC    6               /* max number of processes */
70#define RLIMIT_NOFILE   7               /* max number of open files */
71#define RLIMIT_MEMLOCK  8               /* max locked-in-memory address space */
72#define RLIMIT_AS       9               /* address space limit */
73#endif
74#define RLIMIT_LOCKS    10              /* maximum file locks held */
75#define RLIMIT_SIGPENDING       11      /* max number of pending signals */
76#define RLIMIT_MSGQUEUE         12      /* maximum bytes in POSIX mqueues */
77#define RLIMIT_NICE             13      /* max nice prio allowed to raise to
78                                           0-39 for nice level 19 .. -20 */
79#define RLIMIT_RTPRIO           14      /* maximum realtime priority */
80#define RLIMIT_RTTIME           15      /* timeout for RT tasks in us */
81#define RLIM_NLIMITS            16
82
83#if defined(__alpha__) || defined(__mips__) || defined(__sparc__)
84#define RLIM_INFINITY ((long)(~0UL>>1))
85#else
86#define RLIM_INFINITY (~0UL)
87#endif
88
89int getpriority(int which, int who) __THROW;
90int setpriority(int which, int who, int prio) __THROW;
91
92int getrlimit (int resource, struct rlimit *rlim);
93int getrusage (int who, struct rusage *usage);
94int setrlimit (int resource, const struct rlimit *rlim);
95
96typedef unsigned long rlim_t;
97
98__END_DECLS
99
100#endif
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