Mercurial > octave
view liboctave/system/child-list.h @ 31220:5b021ecc8bfe stable
pie3: Fix "Too many input" args error.
* __pie__.m (update_text_pos): Change prototype to match the expected number of
input arguments.
author | Pantxo Diribarne <pantxo.diribarne@gmail.com> |
---|---|
date | Wed, 31 Aug 2022 22:01:39 +0200 |
parents | 796f54d4ddbf |
children | e88a07dec498 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1993-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_child_list_h) #define octave_child_list_h 1 #include "octave-config.h" #include <csignal> #include <sys/types.h> #include "base-list.h" namespace octave { class OCTAVE_API child { public: // Do whatever to handle event for child with PID (might not // actually be dead, could just be stopped). Return true if // the list element corresponding to PID should be removed from // list. This function should not call any functions that modify // the child_list. typedef bool (*child_event_handler) (pid_t, int); child (pid_t pid = -1, child_event_handler f = nullptr) : m_pid (pid), m_handler (f), m_have_status (0), m_status (0) { } child (const child&) = default; child& operator = (const child&) = default; ~child (void) = default; // The process ID of this child. pid_t m_pid; // The function we call if an event happens for this child. child_event_handler m_handler; // Nonzero if this child has stopped or terminated. sig_atomic_t m_have_status; // The m_status of this child; 0 if running, otherwise a m_status value // from waitpid. int m_status; }; class OCTAVE_API child_list { public: child_list (void) { } void insert (pid_t pid, child::child_event_handler f); void remove (pid_t pid); void reap (void); bool wait (void); private: base_list<child> m_list; }; } #endif