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Annotation of sbbs/javascript/include/mozilla/js/jsutil.h, revision 1.1

1.1     ! root        1: /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
        !             2:  *
        !             3:  * The contents of this file are subject to the Netscape Public
        !             4:  * License Version 1.1 (the "License"); you may not use this file
        !             5:  * except in compliance with the License. You may obtain a copy of
        !             6:  * the License at http://www.mozilla.org/NPL/
        !             7:  *
        !             8:  * Software distributed under the License is distributed on an "AS
        !             9:  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
        !            10:  * implied. See the License for the specific language governing
        !            11:  * rights and limitations under the License.
        !            12:  *
        !            13:  * The Original Code is Mozilla Communicator client code, released
        !            14:  * March 31, 1998.
        !            15:  *
        !            16:  * The Initial Developer of the Original Code is Netscape
        !            17:  * Communications Corporation.  Portions created by Netscape are
        !            18:  * Copyright (C) 1998 Netscape Communications Corporation. All
        !            19:  * Rights Reserved.
        !            20:  *
        !            21:  * Contributor(s): 
        !            22:  *
        !            23:  * Alternatively, the contents of this file may be used under the
        !            24:  * terms of the GNU Public License (the "GPL"), in which case the
        !            25:  * provisions of the GPL are applicable instead of those above.
        !            26:  * If you wish to allow use of your version of this file only
        !            27:  * under the terms of the GPL and not to allow others to use your
        !            28:  * version of this file under the NPL, indicate your decision by
        !            29:  * deleting the provisions above and replace them with the notice
        !            30:  * and other provisions required by the GPL.  If you do not delete
        !            31:  * the provisions above, a recipient may use your version of this
        !            32:  * file under either the NPL or the GPL.
        !            33:  */
        !            34: 
        !            35: /*
        !            36:  * PR assertion checker.
        !            37:  */
        !            38: 
        !            39: #ifndef jsutil_h___
        !            40: #define jsutil_h___
        !            41: 
        !            42: JS_BEGIN_EXTERN_C
        !            43: 
        !            44: /***********************************************************************
        !            45: ** FUNCTION:   JS_MALLOC()
        !            46: ** DESCRIPTION:
        !            47: **   JS_NEW() allocates an untyped item of size _size from the heap.
        !            48: ** INPUTS:  _size: size in bytes of item to be allocated
        !            49: ** OUTPUTS:    untyped pointer to the node allocated
        !            50: ** RETURN:     pointer to node or error returned from malloc().
        !            51: ***********************************************************************/
        !            52: #define JS_MALLOC(_bytes) (malloc((_bytes)))
        !            53: 
        !            54: /***********************************************************************
        !            55: ** FUNCTION:   JS_DELETE()
        !            56: ** DESCRIPTION:
        !            57: **   JS_DELETE() unallocates an object previosly allocated via JS_NEW()
        !            58: **   or JS_NEWZAP() to the heap.
        !            59: ** INPUTS:     pointer to previously allocated object
        !            60: ** OUTPUTS:    the referenced object is returned to the heap
        !            61: ** RETURN:     void
        !            62: ***********************************************************************/
        !            63: #define JS_DELETE(_ptr) { free(_ptr); (_ptr) = NULL; }
        !            64: 
        !            65: /***********************************************************************
        !            66: ** FUNCTION:   JS_NEW()
        !            67: ** DESCRIPTION:
        !            68: **   JS_NEW() allocates an item of type _struct from the heap.
        !            69: ** INPUTS:  _struct: a data type
        !            70: ** OUTPUTS:    pointer to _struct
        !            71: ** RETURN:     pointer to _struct or error returns from malloc().
        !            72: ***********************************************************************/
        !            73: #define JS_NEW(_struct) ((_struct *) JS_MALLOC(sizeof(_struct)))
        !            74: 
        !            75: #ifdef DEBUG
        !            76: 
        !            77: extern JS_PUBLIC_API(void)
        !            78: JS_Assert(const char *s, const char *file, JSIntn ln);
        !            79: #define JS_ASSERT(_expr) \
        !            80:     ((_expr)?((void)0):JS_Assert(# _expr,__FILE__,__LINE__))
        !            81: 
        !            82: #define JS_NOT_REACHED(_reasonStr) \
        !            83:     JS_Assert(_reasonStr,__FILE__,__LINE__)
        !            84: 
        !            85: #else
        !            86: 
        !            87: #define JS_ASSERT(expr) ((void) 0)
        !            88: #define JS_NOT_REACHED(reasonStr)
        !            89: 
        !            90: #endif /* defined(DEBUG) */
        !            91: 
        !            92: /*
        !            93: ** Abort the process in a non-graceful manner. This will cause a core file,
        !            94: ** call to the debugger or other moral equivalent as well as causing the
        !            95: ** entire process to stop.
        !            96: */
        !            97: extern JS_PUBLIC_API(void) JS_Abort(void);
        !            98: 
        !            99: JS_END_EXTERN_C
        !           100: 
        !           101: #endif /* jsutil_h___ */

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