michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0: ** RCBase.h - Mixin class for NSPR C++ wrappers
michael@0: */
michael@0: 
michael@0: #if defined(_RCRUNTIME_H)
michael@0: #else
michael@0: #define _RCRUNTIME_H
michael@0: 
michael@0: #include <prerror.h>
michael@0: 
michael@0: /*
michael@0: ** Class: RCBase (mixin)
michael@0: **
michael@0: ** Generally mixed into every base class. The functions in this class are all
michael@0: ** static. Therefore this entire class is just syntatic sugar. It gives the
michael@0: ** illusion that errors (in particular) are retrieved via the same object
michael@0: ** that just reported a failure. It also (unfortunately) might lead one to
michael@0: ** believe that the errors are persistent in that object. They're not.
michael@0: */
michael@0: 
michael@0: class PR_IMPLEMENT(RCBase)
michael@0: {
michael@0: public:
michael@0:     virtual ~RCBase();
michael@0: 
michael@0:     static void AbortSelf();
michael@0: 
michael@0:     static PRErrorCode GetError();
michael@0:     static PRInt32 GetOSError();
michael@0: 
michael@0:     static PRSize GetErrorTextLength();
michael@0:     static PRSize CopyErrorText(char *text);
michael@0: 
michael@0:     static void SetError(PRErrorCode error, PRInt32 oserror);
michael@0:     static void SetErrorText(PRSize textLength, const char *text);
michael@0: 
michael@0: protected:
michael@0:     RCBase() { }
michael@0: };  /* RCObject */
michael@0: 
michael@0: inline PRErrorCode RCBase::GetError() { return PR_GetError(); }
michael@0: inline PRInt32 RCBase::GetOSError() { return PR_GetOSError(); }
michael@0: 
michael@0: #endif  /* defined(_RCRUNTIME_H) */
michael@0: 
michael@0: /* rcbase.h */