mirror of
https://codeberg.org/ziglang/zig.git
synced 2025-12-06 22:04:21 +00:00
28 lines
686 B
C
Vendored
28 lines
686 B
C
Vendored
#include <sys/resource.h>
|
|
#include <errno.h>
|
|
#include "syscall.h"
|
|
|
|
#define FIX(x) do{ if ((x)>=SYSCALL_RLIM_INFINITY) (x)=RLIM_INFINITY; }while(0)
|
|
|
|
int getrlimit(int resource, struct rlimit *rlim)
|
|
{
|
|
int ret = syscall(SYS_prlimit64, 0, resource, 0, rlim);
|
|
if (!ret) {
|
|
FIX(rlim->rlim_cur);
|
|
FIX(rlim->rlim_max);
|
|
}
|
|
#ifdef SYS_getrlimit
|
|
unsigned long k_rlim[2];
|
|
if (!ret || errno != ENOSYS)
|
|
return ret;
|
|
if (syscall(SYS_getrlimit, resource, k_rlim) < 0)
|
|
return -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];
|
|
FIX(rlim->rlim_cur);
|
|
FIX(rlim->rlim_max);
|
|
return 0;
|
|
#else
|
|
return ret;
|
|
#endif
|
|
}
|