1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
| | #include <sys/resource.h>
#include <errno.h>
#include "syscall.h"
#include "libc.h"
#ifdef __broken_RLIM_INFINITY
#define FIX(x) ((x) >= -1UL/2 ? RLIM_INFINITY : (x))
#else
#define FIX(x) (x)
#endif
int getrlimit(int resource, struct rlimit *rlim)
{
unsigned long k_rlim[2];
int ret = syscall(SYS_prlimit64, 0, resource, 0, rlim);
rlim->rlim_cur = FIX(rlim->rlim_cur);
rlim->rlim_max = FIX(rlim->rlim_max);
if (!ret || errno != ENOSYS)
return ret;
if (syscall(SYS_getrlimit, resource, k_rlim) < 0)
return -1;
k_rlim[0] = FIX(k_rlim[0]);
k_rlim[1] = FIX(k_rlim[1]);
rlim->rlim_cur = k_rlim[0] == -1UL ? RLIM_INFINITY : k_rlim[0];
rlim->rlim_max = k_rlim[1] == -1UL ? RLIM_INFINITY : k_rlim[1];
return 0;
}
LFS64(getrlimit);
|