source: azure_iot_hub/trunk/musl-1.1.18/src/misc/getrlimit.c@ 389

Last change on this file since 389 was 389, checked in by coas-nagasima, 5 years ago

ビルドが通るよう更新
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File size: 676 bytes
Line 
1#include <sys/resource.h>
2#include <errno.h>
3#include "syscall.h"
4#include "libc.h"
5
6#define FIX(x) do{ if ((x)>=SYSCALL_RLIM_INFINITY) (x)=RLIM_INFINITY; }while(0)
7
8int getrlimit(int resource, struct rlimit *rlim)
9{
10 unsigned long k_rlim[2];
11 int ret = syscall(SYS_prlimit64, 0, resource, 0, rlim);
12 if (!ret) {
13 FIX(rlim->rlim_cur);
14 FIX(rlim->rlim_max);
15 }
16 if (!ret || errno != ENOSYS)
17 return ret;
18 if (syscall(SYS_getrlimit, resource, k_rlim) < 0)
19 return -1;
20 rlim->rlim_cur = k_rlim[0] == -1UL ? RLIM_INFINITY : k_rlim[0];
21 rlim->rlim_max = k_rlim[1] == -1UL ? RLIM_INFINITY : k_rlim[1];
22 FIX(rlim->rlim_cur);
23 FIX(rlim->rlim_max);
24 return 0;
25}
26
27LFS64(getrlimit);
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