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refcnt: Change things around so that we handle constness correctly.

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To use a non const pointer:
typedef RefCountingPtr<Foo> FooPtr;

To use a const pointer:
typedef RefCountingPtr<const Foo> ConstFooPtr;
This commit is contained in:
Nathan Binkert 2011-01-22 21:48:06 -08:00
parent 0e64e1be0f
commit 048b1e5843
1 changed files with 4 additions and 8 deletions
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12
src/base/refcnt.hh
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@ -34,7 +34,7 @@
class RefCounted class RefCounted
{ {
private: private:
int count; mutable int count;
private: private:
// Don't allow a default copy constructor or copy operator on // Don't allow a default copy constructor or copy operator on
@ -84,13 +84,9 @@ class RefCountingPtr
RefCountingPtr(const RefCountingPtr &r) { copy(r.data); } RefCountingPtr(const RefCountingPtr &r) { copy(r.data); }
~RefCountingPtr() { del(); } ~RefCountingPtr() { del(); }
T *operator->() { return data; } T *operator->() const { return data; }
T &operator*() { return *data; } T &operator*() const { return *data; }
T *get() { return data; } T *get() const { return data; }
const T *operator->() const { return data; }
const T &operator*() const { return *data; }
const T *get() const { return data; }
const RefCountingPtr &operator=(T *p) { set(p); return *this; } const RefCountingPtr &operator=(T *p) { set(p); return *this; }
const RefCountingPtr &operator=(const RefCountingPtr &r) const RefCountingPtr &operator=(const RefCountingPtr &r)