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