mirror of
https://github.com/mozilla/gecko-dev.git
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127 lines
3.0 KiB
C++
127 lines
3.0 KiB
C++
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Mozilla browser.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications, Inc. Portions created by Netscape are
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* Copyright (C) 1999, Mozilla. All Rights Reserved.
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*
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* Contributor(s):
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* Patrick C. Beard <beard@netscape.com>
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*/
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#if defined(GC_LEAK_DETECTOR)
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#include "nsLeakDetector.h"
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#include "nsCOMPtr.h"
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#include "nsIComponentManager.h"
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#include "nsIGenericFactory.h"
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#include "nsILeakDetector.h"
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#include <stdio.h>
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#include <time.h>
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extern "C" {
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extern FILE *GC_stdout, *GC_stderr;
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extern void GC_gcollect(void);
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extern void GC_clear_roots(void);
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}
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static nsresult nextLeakFile()
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{
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if (GC_stderr != NULL)
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fclose(GC_stderr);
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// generate a time stamped report name.
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time_t timer;
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time(&timer);
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tm* now = localtime(&timer);
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char reportName[256];
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sprintf(reportName, "Leaks%02d%02d%02d",
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now->tm_hour, now->tm_min, now->tm_sec);
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GC_stderr = fopen(reportName, "w");
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return NS_OK;
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}
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class nsLeakDetector : public nsILeakDetector {
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public:
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nsLeakDetector();
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virtual ~nsLeakDetector();
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NS_DECL_ISUPPORTS
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NS_DECL_NSILEAKDETECTOR
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};
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NS_IMPL_ISUPPORTS1(nsLeakDetector, nsILeakDetector)
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nsLeakDetector::nsLeakDetector() {
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NS_INIT_REFCNT();
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}
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nsLeakDetector::~nsLeakDetector() {}
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NS_METHOD nsLeakDetector::DumpLeaks()
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{
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GC_gcollect();
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return nextLeakFile();
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}
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#define NS_CLEAKDETECTOR_CID_STR "bb1ba360-1dd1-11b2-b30e-aa2314429f54"
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#define NS_CLEAKDETECTOR_CID {0xbb1ba360, 0x1dd1, 0x11b2, {0xb3, 0x0e, 0xaa, 0x23, 0x14, 0x42, 0x9f, 0x54}}
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#define NS_CLEAKDETECTOR_PROGID "component://netscape/xpcom/leakdetector"
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsLeakDetector)
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static NS_DEFINE_CID(kCLeakDetectorCID, NS_CLEAKDETECTOR_CID);
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nsresult NS_InitLeakDetector()
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{
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nsresult rv;
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// open the first leak file.
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rv = nextLeakFile();
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if (rv != NS_OK)
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return rv;
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// create a generic factory for the leak detector.
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nsCOMPtr<nsIGenericFactory> factory;
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rv = NS_NewGenericFactory(getter_AddRefs(factory), &nsLeakDetectorConstructor);
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if (rv != NS_OK)
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return rv;
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// register this factory with the component manager.
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rv = nsComponentManager::RegisterFactory(kCLeakDetectorCID, "LeakDetector", NS_CLEAKDETECTOR_PROGID, factory, PR_TRUE);
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return rv;
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}
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nsresult NS_ShutdownLeakDetector()
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{
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// Run a collection to get unreferenced leaks.
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GC_gcollect();
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#if 0
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nextLeakFile();
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if (GC_stdout != NULL) {
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fprintf(GC_stdout, "ShutDown Leaks\n");
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GC_clear_roots();
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GC_gcollect();
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}
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#endif
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return NS_OK;
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}
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#endif /* defined(GC_LEAK_DETECTOR) */
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