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/thirdparty/breakpad/common/mac/scoped_task_suspend-inl.h

http://github.com/tomahawk-player/tomahawk
C++ Header | 56 lines | 17 code | 9 blank | 30 comment | 0 complexity | 93134661a884de3e3ac54f06e5319e0c MD5 | raw file
 1// Copyright (c) 2010 Google Inc.
 2// All rights reserved.
 3//
 4// Redistribution and use in source and binary forms, with or without
 5// modification, are permitted provided that the following conditions are
 6// met:
 7//
 8//     * Redistributions of source code must retain the above copyright
 9// notice, this list of conditions and the following disclaimer.
10//     * Redistributions in binary form must reproduce the above
11// copyright notice, this list of conditions and the following disclaimer
12// in the documentation and/or other materials provided with the
13// distribution.
14//     * Neither the name of Google Inc. nor the names of its
15// contributors may be used to endorse or promote products derived from
16// this software without specific prior written permission.
17//
18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
30// Inline implementation of ScopedTaskSuspend, which suspends a Mach
31// task for the duration of its scope.
32
33#ifndef GOOGLE_BREAKPAD_COMMON_MAC_SCOPED_TASK_SUSPEND_H_
34#define GOOGLE_BREAKPAD_COMMON_MAC_SCOPED_TASK_SUSPEND_H_
35
36#include <mach/mach.h>
37
38namespace google_breakpad {
39
40class ScopedTaskSuspend {
41 public:
42  explicit ScopedTaskSuspend(mach_port_t target) : target_(target) {
43    task_suspend(target_);
44  }
45
46  ~ScopedTaskSuspend() {
47    task_resume(target_);
48  }
49
50 private:
51  mach_port_t target_;
52};
53
54}  // namespace google_breakpad
55
56#endif  // GOOGLE_BREAKPAD_COMMON_MAC_SCOPED_TASK_SUSPEND_H_