1 // Copyright 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 copyright 11 // notice, this list of conditions and the following disclaimer in the 12 // documentation and/or other materials provided with the distribution. 13 // * Neither the name of Google Inc. nor the names of its contributors 14 // may be used to endorse or promote products derived from this software 15 // 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 /// \file utils/process/status.hpp 30 /// Provides the utils::process::status class. 31 32 #if !defined(UTILS_PROCESS_STATUS_HPP) 33 #define UTILS_PROCESS_STATUS_HPP 34 35 #include <utility> 36 37 #include "utils/optional.ipp" 38 39 namespace utils { 40 namespace process { 41 42 43 /// Representation of the termination status of a process. 44 class status { 45 /// The PID of the process that generated this status. 46 /// 47 /// Note that the process has exited already and been awaited for, so the 48 /// PID cannot be used to address the process. 49 int _dead_pid; 50 51 /// The exit status of the process, if it exited cleanly. 52 optional< int > _exited; 53 54 /// The signal that terminated the program, if any, and if it dumped core. 55 optional< std::pair< int, bool > > _signaled; 56 57 status(const optional< int >&, const optional< std::pair< int, bool > >&); 58 59 public: 60 status(const int, int); 61 static status fake_exited(const int); 62 static status fake_signaled(const int, const bool); 63 64 int dead_pid(void) const; 65 66 bool exited(void) const; 67 int exitstatus(void) const; 68 69 bool signaled(void) const; 70 int termsig(void) const; 71 bool coredump(void) const; 72 }; 73 74 75 } // namespace process 76 } // namespace utils 77 78 #endif // !defined(UTILS_PROCESS_STATUS_HPP) 79