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 38 namespace google_breakpad { 39 40 class ScopedTaskSuspend { 41 public: ScopedTaskSuspend(mach_port_t target)42 explicit ScopedTaskSuspend(mach_port_t target) : target_(target) { 43 task_suspend(target_); 44 } 45 ~ScopedTaskSuspend()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_ 57