80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
/*
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* Copyright 2003-2022 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ShutdownHandler.hxx"
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#include "event/InotifyEvent.hxx"
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#include "event/Loop.hxx"
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#include "Log.hxx"
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#include <exception>
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#include <sys/inotify.h>
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static constexpr unsigned IN_MASK =
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#ifdef IN_ONLYDIR
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IN_ONLYDIR|
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#endif
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IN_ATTRIB|IN_CLOSE_WRITE|IN_CREATE|IN_DELETE|IN_DELETE_SELF
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|IN_MOVE|IN_MOVE_SELF;
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struct Instance final : InotifyHandler {
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EventLoop event_loop;
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const ShutdownHandler shutdown_handler{event_loop};
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InotifyEvent inotify_event{event_loop, *this};
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std::exception_ptr error;
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/* virtual methods from class InotifyHandler */
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void OnInotify(int, unsigned mask, const char *name) override {
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printf("mask=0x%x name='%s'\n", mask, name);
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}
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void OnInotifyError(std::exception_ptr _error) noexcept override {
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error = std::move(_error);
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event_loop.Break();
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}
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};
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int main(int argc, char **argv)
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try {
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const char *path;
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if (argc != 2) {
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fprintf(stderr, "Usage: run_inotify PATH\n");
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return EXIT_FAILURE;
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}
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path = argv[1];
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Instance instance;
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instance.inotify_event.AddWatch(path, IN_MASK);
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instance.event_loop.Run();
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if (instance.error)
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std::rethrow_exception(instance.error);
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return EXIT_SUCCESS;
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} catch (...) {
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LogError(std::current_exception());
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return EXIT_FAILURE;
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}
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