LCOV - app.info - objdir/dist/include/nsAtomicRefcnt.h

LCOV - code coverage report
| Current view: | directory - objdir/dist/include - nsAtomicRefcnt.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 12 | 8 | 66.7 %
| Date: | 2012-06-02 | Functions: | 6 | 4 | 66.7 %

           1                 : /* ***** BEGIN LICENSE BLOCK *****
           2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           3                 :  *
           4                 :  * The contents of this file are subject to the Mozilla Public License Version
           5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           6                 :  * the License. You may obtain a copy of the License at
           7                 :  * http://www.mozilla.org/MPL/
           8                 :  *
           9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          11                 :  * for the specific language governing rights and limitations under the
          12                 :  * License.
          13                 :  *
          14                 :  * The Original Code is Mozilla code.
          15                 :  *
          16                 :  * The Initial Developer of the Original Code is the Mozilla Foundation.
          17                 :  * Portions created by the Initial Developer are Copyright (C) 2010
          18                 :  * the Initial Developer. All Rights Reserved.
          19                 :  *
          20                 :  * Contributor(s):
          21                 :  *  Justin Lebar <justin.lebar@gmail.com>
          22                 :  *
          23                 :  * Alternatively, the contents of this file may be used under the terms of
          24                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          25                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          27                 :  * of those above. If you wish to allow use of your version of this file only
          28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          29                 :  * use your version of this file under the terms of the MPL, indicate your
          30                 :  * decision by deleting the provisions above and replace them with the notice
          31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          32                 :  * the provisions above, a recipient may use your version of this file under
          33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          34                 :  *
          35                 :  * ***** END LICENSE BLOCK ***** */
          36                 :
          37                 : #ifndef nsAtomicRefcnt_h__
          38                 : #define nsAtomicRefcnt_h__
          39                 :
          40                 : #include "nscore.h"
          41                 : #include "pratom.h"
          42                 :
          43                 : class nsAutoRefCnt;
          44                 :
          45                 : // This header defines functions for modifying refcounts which wrap the
          46                 : // PR_ATOMIC_* macros.
          47                 :
          48                 : #if defined(XP_WIN)
          49                 :
          50                 : #if PR_BYTES_PER_LONG == 4
          51                 : typedef volatile long nsAtomicRefcnt;
          52                 : #else
          53                 : #error "Windows should have 4 bytes per long."
          54                 : #endif
          55                 :
          56                 : #else /* !defined(XP_WIN) */
          57                 :
          58                 : typedef PRInt32  nsAtomicRefcnt;
          59                 :
          60                 : #endif
          61                 :
          62                 : inline PRInt32
          63               0 : NS_AtomicIncrementRefcnt(PRInt32 &refcnt)
          64                 : {
          65               0 :   return PR_ATOMIC_INCREMENT(&refcnt);
          66                 : }
          67                 :
          68                 : inline nsrefcnt
          69          561827 : NS_AtomicIncrementRefcnt(nsrefcnt &refcnt)
          70                 : {
          71          561827 :   return (nsrefcnt) PR_ATOMIC_INCREMENT((nsAtomicRefcnt*)&refcnt);
          72                 : }
          73                 :
          74                 : inline nsrefcnt
          75        55688888 : NS_AtomicIncrementRefcnt(nsAutoRefCnt &refcnt)
          76                 : {
          77                 :   // This cast is safe since nsAtomicRefCnt contains just one member, its refcount.
          78        55688888 :   return (nsrefcnt) PR_ATOMIC_INCREMENT((nsAtomicRefcnt*)&refcnt);
          79                 : }
          80                 :
          81                 : inline nsrefcnt
          82          561492 : NS_AtomicDecrementRefcnt(nsrefcnt &refcnt)
          83                 : {
          84          561492 :   return (nsrefcnt) PR_ATOMIC_DECREMENT((nsAtomicRefcnt*)&refcnt);
          85                 : }
          86                 :
          87                 : inline nsrefcnt
          88        55684334 : NS_AtomicDecrementRefcnt(nsAutoRefCnt &refcnt)
          89                 : {
          90        55684334 :   return (nsrefcnt) PR_ATOMIC_DECREMENT((nsAtomicRefcnt*)&refcnt);
          91                 : }
          92                 :
          93                 : inline PRInt32
          94               0 : NS_AtomicDecrementRefcnt(PRInt32 &refcnt)
          95                 : {
          96               0 :   return PR_ATOMIC_DECREMENT(&refcnt);
          97                 : }
          98                 :
          99                 : #endif

Generated by: LCOV version 1.7