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75 lines
2.9 KiB
C
75 lines
2.9 KiB
C
/* vim: set shiftwidth=4 tabstop=8 autoindent cindent expandtab: */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is NS_WalkTheStack.
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*
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* The Initial Developer of the Original Code is the Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* L. David Baron <dbaron@dbaron.org>, Mozilla Corporation (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* API for getting a stack trace of the C/C++ stack on the current thread */
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#ifndef nsStackWalk_h_
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#define nsStackWalk_h_
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/* WARNING: This file is intended to be included from C or C++ files. */
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#include "nscore.h"
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PR_BEGIN_EXTERN_C
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typedef void
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(* PR_CALLBACK NS_WalkStackCallback)(char *aFrame, void *aClosure);
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/**
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* Call aCallback for the C/C++ stack frames on the current thread, from
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* the caller of NS_StackWalk to main (or above).
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*
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* @param aCallback Callback function, called once per frame.
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* @param aSkipFrames Number of initial frames to skip. 0 means that
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* the first callback will be for the caller of
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* NS_StackWalk.
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* @param aClosure Caller-supplied data passed through to aCallback.
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*
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* Returns NS_ERROR_NOT_IMPLEMENTED on platforms where it is
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* unimplemented.
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*
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* May skip some stack frames due to compiler optimizations or code
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* generation.
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*/
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XPCOM_API(nsresult)
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NS_StackWalk(NS_WalkStackCallback aCallback, PRUint32 aSkipFrames,
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void *aClosure);
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PR_END_EXTERN_C
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#endif /* !defined(nsStackWalk_h_) */
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