зеркало из https://github.com/mozilla/gecko-dev.git
further logging fixes; removed |explicit| to "nscore.h"; removed old-style logging definitions for |NSCAP_ADDREF| and |NSCAP_RELEASE|, define them externally if you want them (the new comment says how); fixed some comments... I'll be moving to doc-style comments soon to better support doxygen
This commit is contained in:
scc%mozilla.org
Родитель
9b0d829309
Коммит
5108fd1bbe
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@ -30,7 +30,7 @@
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Having problems?
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See the User Manual at:
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<http://www.mozilla.org/projects/xpcom/nsCOMPtr.html>
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http://www.mozilla.org/projects/xpcom/nsCOMPtr.html
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nsCOMPtr
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@ -102,14 +102,6 @@
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#endif
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/*
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If the compiler doesn't support |explicit|, we'll just make it go away, trusting
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that the builds under compilers that do have it will keep us on the straight and narrow.
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*/
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#ifndef HAVE_CPP_EXPLICIT
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#define explicit
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#endif
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#ifdef HAVE_CPP_BOOL
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typedef bool NSCAP_BOOL;
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#else
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@ -122,22 +114,19 @@
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/*
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The following three macros (|NSCAP_ADDREF|, |NSCAP_RELEASE|, and |NSCAP_LOG_ASSIGNMENT|)
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allow external clients the ability to add logging or other interesting debug facilities.
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In fact, if you want |nsCOMPtr| to participate in the standard logging facility, you
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provide (e.g., in "nsTraceRefcnt.h") suitable definitions
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#define NSCAP_ADDREF(this, ptr) NS_ADDREF(ptr)
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#define NSCAP_RELEASE(this, ptr) NS_RELEASE(ptr)
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*/
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#ifndef NSCAP_ADDREF
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#ifdef NSCAP_FEATURE_DEBUG_MACROS
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#define NSCAP_ADDREF(this, ptr) NS_ADDREF(ptr)
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#else
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#define NSCAP_ADDREF(this, ptr) (ptr)->AddRef()
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#endif
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#define NSCAP_ADDREF(this, ptr) (ptr)->AddRef()
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#endif
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#ifndef NSCAP_RELEASE
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#ifdef NSCAP_FEATURE_DEBUG_MACROS
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#define NSCAP_RELEASE(this, ptr) NS_RELEASE(ptr)
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#else
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#define NSCAP_RELEASE(this, ptr) (ptr)->Release()
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#endif
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#define NSCAP_RELEASE(this, ptr) (ptr)->Release()
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#endif
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// Clients can define |NSCAP_LOG_ASSIGNMENT| to perform logging.
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@ -147,9 +136,13 @@
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// the |nsCOMPtr|.
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#define NSCAP_LOG_EXTERNAL_ASSIGNMENT
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#else
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// ...otherwise, just strip it out of the code
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#define NSCAP_LOG_ASSIGNMENT(this, ptr);
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#endif
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/*
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WARNING:
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VC++4.2 is very picky. To compile under VC++4.2, the classes must be defined
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@ -501,11 +494,8 @@ class nsCOMPtr
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{
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if ( mRawPtr )
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{
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T* query_result = 0;
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nsresult status = CallQueryInterface(mRawPtr, &query_result);
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NS_ASSERTION(query_result == mRawPtr, "QueryInterface needed");
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if ( NS_SUCCEEDED(status) )
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NSCAP_RELEASE(this, query_result);
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nsCOMPtr<T> query_result( do_QueryInterface(mRawPtr) );
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NS_ASSERTION(query_result.get() == mRawPtr, "QueryInterface needed");
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}
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}
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@ -528,19 +518,18 @@ class nsCOMPtr
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: NSCAP_CTOR_BASE(aSmartPtr.mRawPtr)
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// copy-constructor
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{
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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}
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nsCOMPtr( T* aRawPtr )
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: NSCAP_CTOR_BASE(aRawPtr)
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// construct from a raw pointer (of the right type)
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{
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NSCAP_LOG_ASSIGNMENT(this, aRawPtr);
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aRawPtr);
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NSCAP_ASSERT_NO_QUERY_NEEDED();
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}
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@ -564,7 +553,8 @@ class nsCOMPtr
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#ifdef NSCAP_FEATURE_TEST_DONTQUERY_CASES
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// For debug only --- this particular helper doesn't need to do the
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test.
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test. In fact, with the logging
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// changes, skipping the query test prevents infinite recursion.
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nsCOMPtr( const nsQueryInterface& helper )
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: NSCAP_CTOR_BASE(0)
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{
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@ -614,7 +604,8 @@ class nsCOMPtr
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#ifdef NSCAP_FEATURE_TEST_DONTQUERY_CASES
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// For debug only --- this particular helper doesn't need to do the
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test.
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test. In fact, with the logging
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// changes, skipping the query test prevents infinite recursion.
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nsCOMPtr<T>&
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operator=( const nsQueryInterface& rhs )
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{
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@ -714,7 +705,7 @@ class nsCOMPtr<nsISupports>
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: nsCOMPtr_base(0)
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// default constructor
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{
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// nothing else to do here
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NSCAP_LOG_ASSIGNMENT(this, 0);
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}
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nsCOMPtr( const nsCOMPtr<nsISupports>& aSmartPtr )
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@ -723,6 +714,7 @@ class nsCOMPtr<nsISupports>
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{
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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}
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nsCOMPtr( nsISupports* aRawPtr )
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@ -731,13 +723,14 @@ class nsCOMPtr<nsISupports>
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{
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aRawPtr);
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}
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nsCOMPtr( const already_AddRefed<nsISupports>& aSmartPtr )
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: nsCOMPtr_base(aSmartPtr.mRawPtr)
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// construct from |dont_AddRef(expr)|
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{
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// nothing else to do here
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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}
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nsCOMPtr( const nsCOMPtr_helper& helper )
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@ -745,6 +738,7 @@ class nsCOMPtr<nsISupports>
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// ...and finally, anything else we might need to construct from
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// can exploit the |nsCOMPtr_helper| facility
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{
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NSCAP_LOG_ASSIGNMENT(this, 0);
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assign_from_helper(helper, NS_GET_IID(nsISupports));
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}
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@ -904,7 +898,7 @@ class nsGetterAddRefs
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~nsGetterAddRefs()
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{
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#ifdef NSCAP_LOG_EXTERNAL_ASSIGNMENT
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NSCAP_LOG_ASSIGNMENT(mTargetSmartPtr, mTargetSmartPtr.get());
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NSCAP_LOG_ASSIGNMENT(&mTargetSmartPtr, mTargetSmartPtr.get());
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#endif
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#ifdef NSCAP_FEATURE_TEST_DONTQUERY_CASES
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@ -953,7 +947,7 @@ class nsGetterAddRefs<nsISupports>
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#ifdef NSCAP_LOG_EXTERNAL_ASSIGNMENT
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~nsGetterAddRefs()
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{
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NSCAP_LOG_ASSIGNMENT(mTargetSmartPtr, mTargetSmartPtr.get());
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NSCAP_LOG_ASSIGNMENT(&mTargetSmartPtr, mTargetSmartPtr.get());
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}
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#endif
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@ -30,7 +30,7 @@
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Having problems?
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See the User Manual at:
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<http://www.mozilla.org/projects/xpcom/nsCOMPtr.html>
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http://www.mozilla.org/projects/xpcom/nsCOMPtr.html
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nsCOMPtr
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@ -102,14 +102,6 @@
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#endif
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/*
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If the compiler doesn't support |explicit|, we'll just make it go away, trusting
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that the builds under compilers that do have it will keep us on the straight and narrow.
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*/
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#ifndef HAVE_CPP_EXPLICIT
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#define explicit
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#endif
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#ifdef HAVE_CPP_BOOL
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typedef bool NSCAP_BOOL;
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#else
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@ -122,22 +114,19 @@
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/*
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The following three macros (|NSCAP_ADDREF|, |NSCAP_RELEASE|, and |NSCAP_LOG_ASSIGNMENT|)
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allow external clients the ability to add logging or other interesting debug facilities.
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In fact, if you want |nsCOMPtr| to participate in the standard logging facility, you
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provide (e.g., in "nsTraceRefcnt.h") suitable definitions
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#define NSCAP_ADDREF(this, ptr) NS_ADDREF(ptr)
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#define NSCAP_RELEASE(this, ptr) NS_RELEASE(ptr)
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*/
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#ifndef NSCAP_ADDREF
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#ifdef NSCAP_FEATURE_DEBUG_MACROS
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#define NSCAP_ADDREF(this, ptr) NS_ADDREF(ptr)
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#else
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#define NSCAP_ADDREF(this, ptr) (ptr)->AddRef()
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#endif
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#define NSCAP_ADDREF(this, ptr) (ptr)->AddRef()
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#endif
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#ifndef NSCAP_RELEASE
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#ifdef NSCAP_FEATURE_DEBUG_MACROS
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#define NSCAP_RELEASE(this, ptr) NS_RELEASE(ptr)
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#else
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#define NSCAP_RELEASE(this, ptr) (ptr)->Release()
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#endif
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#define NSCAP_RELEASE(this, ptr) (ptr)->Release()
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#endif
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// Clients can define |NSCAP_LOG_ASSIGNMENT| to perform logging.
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@ -147,9 +136,13 @@
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// the |nsCOMPtr|.
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#define NSCAP_LOG_EXTERNAL_ASSIGNMENT
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#else
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// ...otherwise, just strip it out of the code
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#define NSCAP_LOG_ASSIGNMENT(this, ptr);
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#endif
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/*
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WARNING:
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VC++4.2 is very picky. To compile under VC++4.2, the classes must be defined
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@ -501,11 +494,8 @@ class nsCOMPtr
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{
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if ( mRawPtr )
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{
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T* query_result = 0;
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nsresult status = CallQueryInterface(mRawPtr, &query_result);
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NS_ASSERTION(query_result == mRawPtr, "QueryInterface needed");
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if ( NS_SUCCEEDED(status) )
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NSCAP_RELEASE(this, query_result);
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nsCOMPtr<T> query_result( do_QueryInterface(mRawPtr) );
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NS_ASSERTION(query_result.get() == mRawPtr, "QueryInterface needed");
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}
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}
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@ -528,19 +518,18 @@ class nsCOMPtr
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: NSCAP_CTOR_BASE(aSmartPtr.mRawPtr)
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// copy-constructor
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{
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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}
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nsCOMPtr( T* aRawPtr )
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: NSCAP_CTOR_BASE(aRawPtr)
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// construct from a raw pointer (of the right type)
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{
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NSCAP_LOG_ASSIGNMENT(this, aRawPtr);
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aRawPtr);
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NSCAP_ASSERT_NO_QUERY_NEEDED();
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}
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@ -564,7 +553,8 @@ class nsCOMPtr
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#ifdef NSCAP_FEATURE_TEST_DONTQUERY_CASES
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// For debug only --- this particular helper doesn't need to do the
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test.
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test. In fact, with the logging
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// changes, skipping the query test prevents infinite recursion.
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nsCOMPtr( const nsQueryInterface& helper )
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: NSCAP_CTOR_BASE(0)
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{
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@ -614,7 +604,8 @@ class nsCOMPtr
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#ifdef NSCAP_FEATURE_TEST_DONTQUERY_CASES
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// For debug only --- this particular helper doesn't need to do the
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test.
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// |NSCAP_ASSERT_NO_QUERY_NEEDED()| test. In fact, with the logging
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// changes, skipping the query test prevents infinite recursion.
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nsCOMPtr<T>&
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operator=( const nsQueryInterface& rhs )
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{
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@ -714,7 +705,7 @@ class nsCOMPtr<nsISupports>
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: nsCOMPtr_base(0)
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// default constructor
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{
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// nothing else to do here
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NSCAP_LOG_ASSIGNMENT(this, 0);
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}
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nsCOMPtr( const nsCOMPtr<nsISupports>& aSmartPtr )
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@ -723,6 +714,7 @@ class nsCOMPtr<nsISupports>
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{
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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}
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nsCOMPtr( nsISupports* aRawPtr )
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@ -731,13 +723,14 @@ class nsCOMPtr<nsISupports>
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{
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if ( mRawPtr )
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NSCAP_ADDREF(this, mRawPtr);
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NSCAP_LOG_ASSIGNMENT(this, aRawPtr);
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}
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nsCOMPtr( const already_AddRefed<nsISupports>& aSmartPtr )
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: nsCOMPtr_base(aSmartPtr.mRawPtr)
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// construct from |dont_AddRef(expr)|
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{
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// nothing else to do here
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NSCAP_LOG_ASSIGNMENT(this, aSmartPtr.mRawPtr);
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}
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nsCOMPtr( const nsCOMPtr_helper& helper )
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@ -745,6 +738,7 @@ class nsCOMPtr<nsISupports>
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// ...and finally, anything else we might need to construct from
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// can exploit the |nsCOMPtr_helper| facility
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{
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NSCAP_LOG_ASSIGNMENT(this, 0);
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assign_from_helper(helper, NS_GET_IID(nsISupports));
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}
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@ -904,7 +898,7 @@ class nsGetterAddRefs
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~nsGetterAddRefs()
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{
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#ifdef NSCAP_LOG_EXTERNAL_ASSIGNMENT
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NSCAP_LOG_ASSIGNMENT(mTargetSmartPtr, mTargetSmartPtr.get());
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NSCAP_LOG_ASSIGNMENT(&mTargetSmartPtr, mTargetSmartPtr.get());
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#endif
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#ifdef NSCAP_FEATURE_TEST_DONTQUERY_CASES
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@ -953,7 +947,7 @@ class nsGetterAddRefs<nsISupports>
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#ifdef NSCAP_LOG_EXTERNAL_ASSIGNMENT
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~nsGetterAddRefs()
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{
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NSCAP_LOG_ASSIGNMENT(mTargetSmartPtr, mTargetSmartPtr.get());
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NSCAP_LOG_ASSIGNMENT(&mTargetSmartPtr, mTargetSmartPtr.get());
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}
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#endif
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