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Added operator new() and operator delete() to ensure that nobody tries to create one of these beasts on the free store.

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git-svn-id: svn://10.0.0.236/trunk@19612 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
waterson%netscape.com
1999-02-04 00:25:56 +00:00
parent d85b082391
commit c4aee0da62
2 changed files with 26 additions and 4 deletions
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15
mozilla/base/public/nsAutoLock.h
View File

@@ -1,4 +1,4 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
@@ -79,9 +79,20 @@ class nsAutoLock {
private:
PRLock* mLock;
// XXX not allowed
// Not meant to be implemented. This makes it a compiler error to
// construct or assign an nsAutoLock object incorrectly.
nsAutoLock(void) {}
nsAutoLock(nsAutoLock& aLock) {}
nsAutoLock& operator =(nsAutoLock& aLock) {
return *this;
}
// Not meant to be implemented. This makes it a compiler error to
// attempt to create an nsAutoLock object on the heap.
static void* operator new(size_t size) {
return nsnull;
}
static void operator delete(void* memory) {}
public:
nsAutoLock(PRLock* aLock) : mLock(aLock) {

15
mozilla/xpcom/threads/nsAutoLock.h
View File

@@ -1,4 +1,4 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
@@ -79,9 +79,20 @@ class nsAutoLock {
private:
PRLock* mLock;
// XXX not allowed
// Not meant to be implemented. This makes it a compiler error to
// construct or assign an nsAutoLock object incorrectly.
nsAutoLock(void) {}
nsAutoLock(nsAutoLock& aLock) {}
nsAutoLock& operator =(nsAutoLock& aLock) {
return *this;
}
// Not meant to be implemented. This makes it a compiler error to
// attempt to create an nsAutoLock object on the heap.
static void* operator new(size_t size) {
return nsnull;
}
static void operator delete(void* memory) {}
public:
nsAutoLock(PRLock* aLock) : mLock(aLock) {