include/sys/resource.h

   1 #ifndef _SYS_RESOURCE_H
   2 #define _SYS_RESOURCE_H
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 #include <features.h>
   9 #include <sys/time.h>
  10
  11 #define __NEED_id_t
  12
  13 #ifdef _GNU_SOURCE
  14 #define __NEED_pid_t
  15 #endif
  16
  17 #include <bits/alltypes.h>
  18 #include <bits/resource.h>
  19
  20 typedef unsigned long long rlim_t;
  21
  22 struct rlimit
  23 {
  24         rlim_t rlim_cur;
  25         rlim_t rlim_max;
  26 };
  27
  28 struct rusage
  29 {
  30         struct timeval ru_utime;
  31         struct timeval ru_stime;
  32         /* linux extentions, but useful */
  33         long    ru_maxrss;
  34         long    ru_ixrss;
  35         long    ru_idrss;
  36         long    ru_isrss;
  37         long    ru_minflt;
  38         long    ru_majflt;
  39         long    ru_nswap;
  40         long    ru_inblock;
  41         long    ru_oublock;
  42         long    ru_msgsnd;
  43         long    ru_msgrcv;
  44         long    ru_nsignals;
  45         long    ru_nvcsw;
  46         long    ru_nivcsw;
  47         /* room for more... */
  48         long    __reserved[16];
  49 };
  50
  51 int getrlimit (int, struct rlimit *);
  52 int setrlimit (int, const struct rlimit *);
  53 int getrusage (int, struct rusage *);
  54
  55 int getpriority (int, id_t);
  56 int setpriority (int, id_t, int);
  57
  58 #ifdef _GNU_SOURCE
  59 int prlimit(pid_t, int, const struct rlimit *, struct rlimit *);
  60 #define prlimit64 prlimit
  61 #endif
  62
  63 #define PRIO_MIN (-20)
  64 #define PRIO_MAX 20
  65
  66 #define PRIO_PROCESS 0
  67 #define PRIO_PGRP    1
  68 #define PRIO_USER    2
  69
  70 #define RUSAGE_SELF     0
  71 #define RUSAGE_CHILDREN (-1)
  72 #define RUSAGE_THREAD   1
  73
  74 #define RLIM_INFINITY (~0ULL)
  75 #define RLIM_SAVED_CUR RLIM_INFINITY
  76 #define RLIM_SAVED_MAX RLIM_INFINITY
  77
  78 #define RLIMIT_CPU     0
  79 #define RLIMIT_FSIZE   1
  80 #define RLIMIT_DATA    2
  81 #define RLIMIT_STACK   3
  82 #define RLIMIT_CORE    4
  83 #ifndef RLIMIT_RSS
  84 #define RLIMIT_RSS     5
  85 #define RLIMIT_NPROC   6
  86 #define RLIMIT_NOFILE  7
  87 #define RLIMIT_MEMLOCK 8
  88 #define RLIMIT_AS      9
  89 #endif
  90 #define RLIMIT_LOCKS   10
  91 #define RLIMIT_SIGPENDING 11
  92 #define RLIMIT_MSGQUEUE 12
  93 #define RLIMIT_NICE    13
  94 #define RLIMIT_RTPRIO  14
  95 #define RLIMIT_NLIMITS 15
  96
  97 #define RLIM_NLIMITS RLIMIT_NLIMITS
  98
  99 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
 100 #define RLIM64_INFINITY RLIM_INFINITY
 101 #define RLIM64_SAVED_CUR RLIM_SAVED_CUR
 102 #define RLIM64_SAVED_MAX RLIM_SAVED_MAX
 103 #define getrlimit64 getrlimit
 104 #define setrlimit64 setrlimit
 105 #define rlimit64 rlimit
 106 #define rlim64_t rlim_t
 107 #endif
 108
 109 #ifdef __cplusplus
 110 }
 111 #endif
 112
 113 #endif