#define _GNU_SOURCE
#include <sys/resource.h>
#include "syscall.h"
#include "libc.h"

#ifdef __broken_RLIM_INFINITY
#define FIX(x) ((x) >= -1UL/2 ? RLIM_INFINITY : (x))
int prlimit(pid_t pid, int resource, const struct rlimit *new_limit, struct rlimit *old_limit)
{
	struct rlimit tmp;
	int r;
	if (new_limit) {
		tmp.rlim_cur = FIX(new_limit->rlim_cur);
		tmp.rlim_max = FIX(new_limit->rlim_max);
		new_limit = &tmp;
	}
	r = syscall(SYS_prlimit64, pid, resource, new_limit, old_limit);
	if (old_limit) {
		old_limit->rlim_cur = FIX(old_limit->rlim_cur);
		old_limit->rlim_max = FIX(old_limit->rlim_max);
	}
	return r;
}
#else
int prlimit(pid_t pid, int resource, const struct rlimit *new_limit, struct rlimit *old_limit)
{
	return syscall(SYS_prlimit64, pid, resource, new_limit, old_limit);
}
#endif

#undef prlimit64
LFS64(prlimit);