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lightning-sunbird  0.9+nobinonly
nsTraceRefcnt.cpp
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is XPCOM
00015  *
00016  * The Initial Developer of the Original Code is Doug Turner <dougt@meer.net>
00017  *
00018  * Portions created by the Initial Developer are Copyright (C) 2003
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *
00023  * Alternatively, the contents of this file may be used under the terms of
00024  * either the GNU General Public License Version 2 or later (the "GPL"), or
00025  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00026  * in which case the provisions of the GPL or the LGPL are applicable instead
00027  * of those above. If you wish to allow use of your version of this file only
00028  * under the terms of either the GPL or the LGPL, and not to allow others to
00029  * use your version of this file under the terms of the MPL, indicate your
00030  * decision by deleting the provisions above and replace them with the notice
00031  * and other provisions required by the GPL or the LGPL. If you do not delete
00032  * the provisions above, a recipient may use your version of this file under
00033  * the terms of any one of the MPL, the GPL or the LGPL.
00034  *
00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 #include "nsXPCOM.h"
00038 #include "nsXPCOMPrivate.h"
00039 #include "nsCOMPtr.h"
00040 #include "nsIServiceManager.h"
00041 #include "nsTraceRefcnt.h"
00042 #include "nsTraceRefcntImpl.h"
00043 
00044 static nsITraceRefcnt* gTraceRefcntObject = nsnull;
00045 
00046 static NS_METHOD FreeTraceRefcntObject(void)
00047 {
00048     NS_IF_RELEASE(gTraceRefcntObject);
00049     return NS_OK;
00050 }
00051 
00052 #define ENSURE_TRACEOBJECT \
00053   (gTraceRefcntObject || SetupTraceRefcntObject() != nsnull)
00054 
00055 static nsITraceRefcnt* SetupTraceRefcntObject()
00056 {
00057   NS_GetTraceRefcnt(&gTraceRefcntObject);
00058   if (gTraceRefcntObject)
00059     NS_RegisterXPCOMExitRoutine(FreeTraceRefcntObject, 0);
00060   return gTraceRefcntObject;
00061 }
00062 
00063 #ifdef XPCOM_GLUE
00064 nsresult GlueStartupTraceRefcnt() 
00065 {
00066   NS_GetTraceRefcnt(&gTraceRefcntObject);
00067   if (!gTraceRefcntObject) 
00068     return NS_ERROR_FAILURE;
00069   return NS_OK;
00070 }
00071 
00072 void GlueShutdownTraceRefcnt()
00073 {
00074   NS_IF_RELEASE(gTraceRefcntObject);
00075 }
00076 #endif
00077 
00078 NS_COM_GLUE void 
00079 nsTraceRefcnt::LogAddRef(void * aPtr, nsrefcnt aNewRefcnt, const char *aTypeName, PRUint32 aInstanceSize)
00080 {
00081   if (!ENSURE_TRACEOBJECT)
00082     return;
00083   gTraceRefcntObject->LogAddRef(aPtr, aNewRefcnt, aTypeName, aInstanceSize);
00084 }
00085 
00086 NS_COM_GLUE void 
00087 nsTraceRefcnt::LogRelease(void * aPtr, nsrefcnt aNewRefcnt, const char *aTypeName)
00088 {
00089   if (!ENSURE_TRACEOBJECT)
00090     return;
00091   gTraceRefcntObject->LogRelease(aPtr, aNewRefcnt, aTypeName);
00092 }
00093 
00094 NS_COM_GLUE void 
00095 nsTraceRefcnt::LogCtor(void * aPtr, const char *aTypeName, PRUint32 aInstanceSize)
00096 {
00097   if (!ENSURE_TRACEOBJECT)
00098     return;
00099   gTraceRefcntObject->LogCtor(aPtr, aTypeName, aInstanceSize);
00100 }
00101 
00102 NS_COM_GLUE void 
00103 nsTraceRefcnt::LogDtor(void * aPtr, const char *aTypeName, PRUint32 aInstanceSize)
00104 {
00105   if (!ENSURE_TRACEOBJECT)
00106     return;
00107   gTraceRefcntObject->LogDtor(aPtr, aTypeName, aInstanceSize);
00108 }
00109 
00110 NS_COM_GLUE void 
00111 nsTraceRefcnt::LogAddCOMPtr(void * aPtr, nsISupports *aObject)
00112 {
00113   if (!ENSURE_TRACEOBJECT)
00114     return;
00115   gTraceRefcntObject->LogAddCOMPtr(aPtr, aObject);
00116 }
00117 
00118 NS_COM_GLUE void 
00119 nsTraceRefcnt::LogReleaseCOMPtr(void * aPtr, nsISupports *aObject)
00120 {
00121   if (!ENSURE_TRACEOBJECT)
00122     return;
00123   gTraceRefcntObject->LogReleaseCOMPtr(aPtr, aObject);
00124 }
00125