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