1#ifndef _WASI_EMULATED_PROCESS_CLOCKS
  2#error WASI lacks process-associated clocks; to enable emulation of the `getrusage` function using \
  3the wall clock, which isn't sensitive to whether the program is running or suspended, \
  4compile with -D_WASI_EMULATED_PROCESS_CLOCKS and link with -lwasi-emulated-process-clocks
  5#else
  6#ifndef	_SYS_RESOURCE_H
  7#define	_SYS_RESOURCE_H
  8
  9#ifdef __cplusplus
 10extern "C" {
 11#endif
 12
 13#include <features.h>
 14#include <sys/time.h>
 15
 16#define __NEED_id_t
 17
 18#ifdef _GNU_SOURCE
 19#define __NEED_pid_t
 20#endif
 21
 22#include <bits/alltypes.h>
 23#include <bits/resource.h>
 24
 25#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
 26typedef unsigned long long rlim_t;
 27
 28struct rlimit {
 29	rlim_t rlim_cur;
 30	rlim_t rlim_max;
 31};
 32
 33struct rusage {
 34	struct timeval ru_utime;
 35	struct timeval ru_stime;
 36	/* linux extentions, but useful */
 37	long	ru_maxrss;
 38	long	ru_ixrss;
 39	long	ru_idrss;
 40	long	ru_isrss;
 41	long	ru_minflt;
 42	long	ru_majflt;
 43	long	ru_nswap;
 44	long	ru_inblock;
 45	long	ru_oublock;
 46	long	ru_msgsnd;
 47	long	ru_msgrcv;
 48	long	ru_nsignals;
 49	long	ru_nvcsw;
 50	long	ru_nivcsw;
 51	/* room for more... */
 52	long    __reserved[16];
 53};
 54
 55int getrlimit (int, struct rlimit *);
 56int setrlimit (int, const struct rlimit *);
 57int getrusage (int, struct rusage *);
 58
 59int getpriority (int, id_t);
 60int setpriority (int, id_t, int);
 61
 62#ifdef _GNU_SOURCE
 63int prlimit(pid_t, int, const struct rlimit *, struct rlimit *);
 64#define prlimit64 prlimit
 65#endif
 66
 67#define PRIO_MIN (-20)
 68#define PRIO_MAX 20
 69
 70#define PRIO_PROCESS 0
 71#define PRIO_PGRP    1
 72#define PRIO_USER    2
 73
 74#define RUSAGE_SELF     0
 75#define RUSAGE_CHILDREN (-1)
 76#define RUSAGE_THREAD   1
 77
 78#define RLIM_INFINITY (~0ULL)
 79#define RLIM_SAVED_CUR RLIM_INFINITY
 80#define RLIM_SAVED_MAX RLIM_INFINITY
 81
 82#define RLIMIT_CPU     0
 83#define RLIMIT_FSIZE   1
 84#define RLIMIT_DATA    2
 85#define RLIMIT_STACK   3
 86#define RLIMIT_CORE    4
 87#ifndef RLIMIT_RSS
 88#define RLIMIT_RSS     5
 89#define RLIMIT_NPROC   6
 90#define RLIMIT_NOFILE  7
 91#define RLIMIT_MEMLOCK 8
 92#define RLIMIT_AS      9
 93#endif
 94#define RLIMIT_LOCKS   10
 95#define RLIMIT_SIGPENDING 11
 96#define RLIMIT_MSGQUEUE 12
 97#define RLIMIT_NICE    13
 98#define RLIMIT_RTPRIO  14
 99#define RLIMIT_RTTIME  15
100#define RLIMIT_NLIMITS 16
101
102#define RLIM_NLIMITS RLIMIT_NLIMITS
103
104#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
105#define RLIM64_INFINITY RLIM_INFINITY
106#define RLIM64_SAVED_CUR RLIM_SAVED_CUR
107#define RLIM64_SAVED_MAX RLIM_SAVED_MAX
108#define getrlimit64 getrlimit
109#define setrlimit64 setrlimit
110#define rlimit64 rlimit
111#define rlim64_t rlim_t
112#endif
113#else
114#include <__header_sys_resource.h>
115#endif
116
117#if _REDIR_TIME64
118__REDIR(getrusage, __getrusage_time64);
119#endif
120
121#ifdef __cplusplus
122}
123#endif
124
125#endif
126#endif