/usr/include/thunderbird/nsAtomicRefcnt.h is in thunderbird-dev 1:24.4.0+build1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | /* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsAtomicRefcnt_h__
#define nsAtomicRefcnt_h__
#include "nscore.h"
#include "pratom.h"
class nsAutoRefCnt;
// This header defines functions for modifying refcounts which wrap the
// PR_ATOMIC_* macros.
#if defined(XP_WIN)
#if PR_BYTES_PER_LONG == 4
typedef volatile long nsAtomicRefcnt;
#else
#error "Windows should have 4 bytes per long."
#endif
#else /* !defined(XP_WIN) */
typedef int32_t nsAtomicRefcnt;
#endif
inline int32_t
NS_AtomicIncrementRefcnt(int32_t &refcnt)
{
return PR_ATOMIC_INCREMENT(&refcnt);
}
inline nsrefcnt
NS_AtomicIncrementRefcnt(nsrefcnt &refcnt)
{
return (nsrefcnt) PR_ATOMIC_INCREMENT((nsAtomicRefcnt*)&refcnt);
}
inline nsrefcnt
NS_AtomicIncrementRefcnt(nsAutoRefCnt &refcnt)
{
// This cast is safe since nsAtomicRefCnt contains just one member, its refcount.
return (nsrefcnt) PR_ATOMIC_INCREMENT((nsAtomicRefcnt*)&refcnt);
}
inline nsrefcnt
NS_AtomicDecrementRefcnt(nsrefcnt &refcnt)
{
return (nsrefcnt) PR_ATOMIC_DECREMENT((nsAtomicRefcnt*)&refcnt);
}
inline nsrefcnt
NS_AtomicDecrementRefcnt(nsAutoRefCnt &refcnt)
{
return (nsrefcnt) PR_ATOMIC_DECREMENT((nsAtomicRefcnt*)&refcnt);
}
inline int32_t
NS_AtomicDecrementRefcnt(int32_t &refcnt)
{
return PR_ATOMIC_DECREMENT(&refcnt);
}
#endif
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