text: #include <sys/resource.h>
  #include <errno.h>
  #include "syscall.h"
  #include "libc.h"
  
  #define MIN(a, b) ((a)<(b) ? (a) : (b))
  #define FIX(x) do{ if ((x)>=SYSCALL_RLIM_INFINITY) (x)=RLIM_INFINITY; }while(0)
  
  #ifndef PS4
  
  static int __setrlimit(int resource, const struct rlimit *rlim)
  {
  	unsigned long k_rlim[2];
  	struct rlimit tmp;
  	if (SYSCALL_RLIM_INFINITY != RLIM_INFINITY) {
  		tmp = *rlim;
  		FIX(tmp.rlim_cur);
  		FIX(tmp.rlim_max);
  		rlim = &tmp;
  	}
  #ifndef PS4
  	int ret = __syscall(SYS_prlimit64, 0, resource, rlim, 0);
  	if (ret != -ENOSYS) return ret;
  #endif
  	k_rlim[0] = MIN(rlim->rlim_cur, MIN(-1UL, SYSCALL_RLIM_INFINITY));
  	k_rlim[1] = MIN(rlim->rlim_max, MIN(-1UL, SYSCALL_RLIM_INFINITY));
  	return __syscall(SYS_setrlimit, resource, k_rlim);
  }
  
  struct ctx {
  	const struct rlimit *rlim;
  	int res;
  	int err;
  };
  
  static void do_setrlimit(void *p)
  {
  	struct ctx *c = p;
  	if (c->err>0) return;
  	c->err = -__setrlimit(c->res, c->rlim);
  }
  
  int setrlimit(int resource, const struct rlimit *rlim)
  {
  	struct ctx c = { .res = resource, .rlim = rlim, .err = -1 };
  #ifdef PS4
  	do_setrlimit(&c);
  #else
  	__synccall(do_setrlimit, &c);
  #endif
  	if (c.err) {
  		if (c.err>0) errno = c.err;
  		return -1;
  	}
  	return 0;
  }
  
  weak_alias(setrlimit, setrlimit64);
  
  #else
  
  int setrlimit(int resource, const struct rlimit *rlim);
  
  int setrlimit64(int resource, const struct rlimit* rlim)
  {
  	return setrlimit(resource, rlim);
  }
  
  #endif
  