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         rlim_t rlim_cur;
  24         rlim_t rlim_max;
  25 };
  26
  27 struct rusage {
  28         struct timeval ru_utime;
  29         struct timeval ru_stime;
  30         /* linux extentions, but useful */
  31         long    ru_maxrss;
  32         long    ru_ixrss;
  33         long    ru_idrss;
  34         long    ru_isrss;
  35         long    ru_minflt;
  36         long    ru_majflt;
  37         long    ru_nswap;
  38         long    ru_inblock;
  39         long    ru_oublock;
  40         long    ru_msgsnd;
  41         long    ru_msgrcv;
  42         long    ru_nsignals;
  43         long    ru_nvcsw;
  44         long    ru_nivcsw;
  45         /* room for more... */
  46         long    __reserved[16];
  47 };
  48
  49 int getrlimit (int, struct rlimit *);
  50 int setrlimit (int, const struct rlimit *);
  51 int getrusage (int, struct rusage *);
  52
  53 int getpriority (int, id_t);
  54 int setpriority (int, id_t, int);
  55
  56 #ifdef _GNU_SOURCE
  57 int prlimit(pid_t, int, const struct rlimit *, struct rlimit *);
  58 #define prlimit64 prlimit
  59 #endif
  60
  61 #define PRIO_MIN (-20)
  62 #define PRIO_MAX 20
  63
  64 #define PRIO_PROCESS 0
  65 #define PRIO_PGRP    1
  66 #define PRIO_USER    2
  67
  68 #define RUSAGE_SELF     0
  69 #define RUSAGE_CHILDREN (-1)
  70 #define RUSAGE_THREAD   1
  71
  72 #define RLIM_INFINITY (~0ULL)
  73 #define RLIM_SAVED_CUR RLIM_INFINITY
  74 #define RLIM_SAVED_MAX RLIM_INFINITY
  75
  76 #define RLIMIT_CPU     0
  77 #define RLIMIT_FSIZE   1
  78 #define RLIMIT_DATA    2
  79 #define RLIMIT_STACK   3
  80 #define RLIMIT_CORE    4
  81 #ifndef RLIMIT_RSS
  82 #define RLIMIT_RSS     5
  83 #define RLIMIT_NPROC   6
  84 #define RLIMIT_NOFILE  7
  85 #define RLIMIT_MEMLOCK 8
  86 #define RLIMIT_AS      9
  87 #endif
  88 #define RLIMIT_LOCKS   10
  89 #define RLIMIT_SIGPENDING 11
  90 #define RLIMIT_MSGQUEUE 12
  91 #define RLIMIT_NICE    13
  92 #define RLIMIT_RTPRIO  14
  93 #define RLIMIT_NLIMITS 15
  94
  95 #define RLIM_NLIMITS RLIMIT_NLIMITS
  96
  97 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
  98 #define RLIM64_INFINITY RLIM_INFINITY
  99 #define RLIM64_SAVED_CUR RLIM_SAVED_CUR
 100 #define RLIM64_SAVED_MAX RLIM_SAVED_MAX
 101 #define getrlimit64 getrlimit
 102 #define setrlimit64 setrlimit
 103 #define rlimit64 rlimit
 104 #define rlim64_t rlim_t
 105 #endif
 106
 107 #if _REDIR_TIME64
 108 __REDIR(getrusage, __getrusage_time64);
 109 #endif
 110
 111 #ifdef __cplusplus
 112 }
 113 #endif
 114
 115 #endif