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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
/* Contributor(s):
* Patrick Beard <beard@netscape.com>
*/
/*
* prgcleak.c
*/
#ifdef GC_LEAK_DETECTOR
/* for FILE */
#include <stdio.h>
/* NSPR stuff */
#include "generic_threads.h"
#include "primpl.h"
extern FILE *GC_stdout, *GC_stderr;
extern void GC_gcollect(void);
extern void GC_clear_roots(void);
static PRStatus PR_CALLBACK scanner(PRThread* t, void** baseAddr,
PRUword count, void* closure)
{
char* begin = (char*)baseAddr;
char* end = (char*)(baseAddr + count);
GC_mark_range_proc marker = (GC_mark_range_proc) closure;
marker(begin, end);
return PR_SUCCESS;
}
static void mark_all_stacks(GC_mark_range_proc marker)
{
PR_ScanStackPointers(&scanner, (void *)marker);
}
static void locker(void* mutex)
{
if (_PR_MD_CURRENT_CPU())
PR_Lock(mutex);
}
static void unlocker(void* mutex)
{
if (_PR_MD_CURRENT_CPU())
PR_Unlock(mutex);
}
static void stopper(void* unused)
{
if (_PR_MD_CURRENT_CPU())
PR_SuspendAll();
}
static void starter(void* unused)
{
if (_PR_MD_CURRENT_CPU())
PR_ResumeAll();
}
void _PR_InitGarbageCollector()
{
void* mutex;
/* redirect GC's stderr to catch startup leaks. */
GC_stderr = fopen("StartupLeaks", "w");
mutex = PR_NewLock();
PR_ASSERT(mutex != NULL);
GC_generic_init_threads(&mark_all_stacks, mutex,
&locker, &unlocker,
&stopper, &starter);
}
void _PR_ShutdownGarbageCollector()
{
/* do anything you need to shut down the collector. */
}
#endif /* GC_LEAK_DETECTOR */
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