1 // Copyright 2010 The Kyua Authors. 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 "utils/process/status_fwd.hpp" 36 37 #include <ostream> 38 #include <utility> 39 40 #include "utils/optional.ipp" 41 42 namespace utils { 43 namespace process { 44 45 46 /// Representation of the termination status of a process. 47 class status { 48 /// The PID of the process that generated this status. 49 /// 50 /// Note that the process has exited already and been awaited for, so the 51 /// PID cannot be used to address the process. 52 int _dead_pid; 53 54 /// The exit status of the process, if it exited cleanly. 55 optional< int > _exited; 56 57 /// The signal that terminated the program, if any, and if it dumped core. 58 optional< std::pair< int, bool > > _signaled; 59 60 status(const optional< int >&, const optional< std::pair< int, bool > >&); 61 62 public: 63 status(const int, int); 64 static status fake_exited(const int); 65 static status fake_signaled(const int, const bool); 66 67 int dead_pid(void) const; 68 69 bool exited(void) const; 70 int exitstatus(void) const; 71 72 bool signaled(void) const; 73 int termsig(void) const; 74 bool coredump(void) const; 75 }; 76 77 78 std::ostream& operator<<(std::ostream&, const status&); 79 80 81 } // namespace process 82 } // namespace utils 83 84 #endif // !defined(UTILS_PROCESS_STATUS_HPP) 85