The Tor Browser: nsprpub/pr/src/cplus/rcbase.h@ca08bd8f51b2

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 /*

     7 ** RCBase.h - Mixin class for NSPR C++ wrappers

     8 */

    10 #if defined(_RCRUNTIME_H)

    11 #else

    12 #define _RCRUNTIME_H

    14 #include <prerror.h>

    16 /*

    17 ** Class: RCBase (mixin)

    18 **

    19 ** Generally mixed into every base class. The functions in this class are all

    20 ** static. Therefore this entire class is just syntatic sugar. It gives the

    21 ** illusion that errors (in particular) are retrieved via the same object

    22 ** that just reported a failure. It also (unfortunately) might lead one to

    23 ** believe that the errors are persistent in that object. They're not.

    24 */

    26 class PR_IMPLEMENT(RCBase)

    27 {

    28 public:

    29     virtual ~RCBase();

    31     static void AbortSelf();

    33     static PRErrorCode GetError();

    34     static PRInt32 GetOSError();

    36     static PRSize GetErrorTextLength();

    37     static PRSize CopyErrorText(char *text);

    39     static void SetError(PRErrorCode error, PRInt32 oserror);

    40     static void SetErrorText(PRSize textLength, const char *text);

    42 protected:

    43     RCBase() { }

    44 };  /* RCObject */

    46 inline PRErrorCode RCBase::GetError() { return PR_GetError(); }

    47 inline PRInt32 RCBase::GetOSError() { return PR_GetOSError(); }

    49 #endif  /* defined(_RCRUNTIME_H) */

    51 /* rcbase.h */

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