% cat ../port/ref.c

#include "u.h"

#include "../port/lib.h"

#include "mem.h"

#include "dat.h"

#include "fns.h"

int

incref(Ref *r)

{

int x;

x = ainc(&r->ref);

if(x <= 0)

panic("incref pc=%#p", getcallerpc(&r));

return x;

}

int

decref(Ref *r)

{

int x;

x = adec(&r->ref);

if(x < 0)

panic("decref pc=%#p", getcallerpc(&r));

return x;

}