1*b0d29bc4SBrooks Davis // Copyright 2010 The Kyua Authors. 2*b0d29bc4SBrooks Davis // All rights reserved. 3*b0d29bc4SBrooks Davis // 4*b0d29bc4SBrooks Davis // Redistribution and use in source and binary forms, with or without 5*b0d29bc4SBrooks Davis // modification, are permitted provided that the following conditions are 6*b0d29bc4SBrooks Davis // met: 7*b0d29bc4SBrooks Davis // 8*b0d29bc4SBrooks Davis // * Redistributions of source code must retain the above copyright 9*b0d29bc4SBrooks Davis // notice, this list of conditions and the following disclaimer. 10*b0d29bc4SBrooks Davis // * Redistributions in binary form must reproduce the above copyright 11*b0d29bc4SBrooks Davis // notice, this list of conditions and the following disclaimer in the 12*b0d29bc4SBrooks Davis // documentation and/or other materials provided with the distribution. 13*b0d29bc4SBrooks Davis // * Neither the name of Google Inc. nor the names of its contributors 14*b0d29bc4SBrooks Davis // may be used to endorse or promote products derived from this software 15*b0d29bc4SBrooks Davis // without specific prior written permission. 16*b0d29bc4SBrooks Davis // 17*b0d29bc4SBrooks Davis // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18*b0d29bc4SBrooks Davis // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19*b0d29bc4SBrooks Davis // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20*b0d29bc4SBrooks Davis // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21*b0d29bc4SBrooks Davis // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22*b0d29bc4SBrooks Davis // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23*b0d29bc4SBrooks Davis // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24*b0d29bc4SBrooks Davis // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25*b0d29bc4SBrooks Davis // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26*b0d29bc4SBrooks Davis // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27*b0d29bc4SBrooks Davis // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28*b0d29bc4SBrooks Davis 29*b0d29bc4SBrooks Davis /// \file utils/process/status.hpp 30*b0d29bc4SBrooks Davis /// Provides the utils::process::status class. 31*b0d29bc4SBrooks Davis 32*b0d29bc4SBrooks Davis #if !defined(UTILS_PROCESS_STATUS_HPP) 33*b0d29bc4SBrooks Davis #define UTILS_PROCESS_STATUS_HPP 34*b0d29bc4SBrooks Davis 35*b0d29bc4SBrooks Davis #include "utils/process/status_fwd.hpp" 36*b0d29bc4SBrooks Davis 37*b0d29bc4SBrooks Davis #include <ostream> 38*b0d29bc4SBrooks Davis #include <utility> 39*b0d29bc4SBrooks Davis 40*b0d29bc4SBrooks Davis #include "utils/optional.ipp" 41*b0d29bc4SBrooks Davis 42*b0d29bc4SBrooks Davis namespace utils { 43*b0d29bc4SBrooks Davis namespace process { 44*b0d29bc4SBrooks Davis 45*b0d29bc4SBrooks Davis 46*b0d29bc4SBrooks Davis /// Representation of the termination status of a process. 47*b0d29bc4SBrooks Davis class status { 48*b0d29bc4SBrooks Davis /// The PID of the process that generated this status. 49*b0d29bc4SBrooks Davis /// 50*b0d29bc4SBrooks Davis /// Note that the process has exited already and been awaited for, so the 51*b0d29bc4SBrooks Davis /// PID cannot be used to address the process. 52*b0d29bc4SBrooks Davis int _dead_pid; 53*b0d29bc4SBrooks Davis 54*b0d29bc4SBrooks Davis /// The exit status of the process, if it exited cleanly. 55*b0d29bc4SBrooks Davis optional< int > _exited; 56*b0d29bc4SBrooks Davis 57*b0d29bc4SBrooks Davis /// The signal that terminated the program, if any, and if it dumped core. 58*b0d29bc4SBrooks Davis optional< std::pair< int, bool > > _signaled; 59*b0d29bc4SBrooks Davis 60*b0d29bc4SBrooks Davis status(const optional< int >&, const optional< std::pair< int, bool > >&); 61*b0d29bc4SBrooks Davis 62*b0d29bc4SBrooks Davis public: 63*b0d29bc4SBrooks Davis status(const int, int); 64*b0d29bc4SBrooks Davis static status fake_exited(const int); 65*b0d29bc4SBrooks Davis static status fake_signaled(const int, const bool); 66*b0d29bc4SBrooks Davis 67*b0d29bc4SBrooks Davis int dead_pid(void) const; 68*b0d29bc4SBrooks Davis 69*b0d29bc4SBrooks Davis bool exited(void) const; 70*b0d29bc4SBrooks Davis int exitstatus(void) const; 71*b0d29bc4SBrooks Davis 72*b0d29bc4SBrooks Davis bool signaled(void) const; 73*b0d29bc4SBrooks Davis int termsig(void) const; 74*b0d29bc4SBrooks Davis bool coredump(void) const; 75*b0d29bc4SBrooks Davis }; 76*b0d29bc4SBrooks Davis 77*b0d29bc4SBrooks Davis 78*b0d29bc4SBrooks Davis std::ostream& operator<<(std::ostream&, const status&); 79*b0d29bc4SBrooks Davis 80*b0d29bc4SBrooks Davis 81*b0d29bc4SBrooks Davis } // namespace process 82*b0d29bc4SBrooks Davis } // namespace utils 83*b0d29bc4SBrooks Davis 84*b0d29bc4SBrooks Davis #endif // !defined(UTILS_PROCESS_STATUS_HPP) 85