80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
/*
|
|
* Copyright 2003-2021 The Music Player Daemon Project
|
|
* http://www.musicpd.org
|
|
*
|
|
* This program 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 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "ShutdownHandler.hxx"
|
|
#include "event/InotifyEvent.hxx"
|
|
#include "event/Loop.hxx"
|
|
#include "Log.hxx"
|
|
|
|
#include <exception>
|
|
|
|
#include <sys/inotify.h>
|
|
|
|
static constexpr unsigned IN_MASK =
|
|
#ifdef IN_ONLYDIR
|
|
IN_ONLYDIR|
|
|
#endif
|
|
IN_ATTRIB|IN_CLOSE_WRITE|IN_CREATE|IN_DELETE|IN_DELETE_SELF
|
|
|IN_MOVE|IN_MOVE_SELF;
|
|
|
|
struct Instance final : InotifyHandler {
|
|
EventLoop event_loop;
|
|
const ShutdownHandler shutdown_handler{event_loop};
|
|
|
|
InotifyEvent inotify_event{event_loop, *this};
|
|
|
|
std::exception_ptr error;
|
|
|
|
/* virtual methods from class InotifyHandler */
|
|
void OnInotify(int, unsigned mask, const char *name) override {
|
|
printf("mask=0x%x name='%s'\n", mask, name);
|
|
}
|
|
|
|
void OnInotifyError(std::exception_ptr _error) noexcept override {
|
|
error = std::move(_error);
|
|
event_loop.Break();
|
|
}
|
|
};
|
|
|
|
int main(int argc, char **argv)
|
|
try {
|
|
const char *path;
|
|
|
|
if (argc != 2) {
|
|
fprintf(stderr, "Usage: run_inotify PATH\n");
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
path = argv[1];
|
|
|
|
Instance instance;
|
|
|
|
instance.inotify_event.AddWatch(path, IN_MASK);
|
|
|
|
instance.event_loop.Run();
|
|
|
|
if (instance.error)
|
|
std::rethrow_exception(instance.error);
|
|
|
|
return EXIT_SUCCESS;
|
|
} catch (...) {
|
|
LogError(std::current_exception());
|
|
return EXIT_FAILURE;
|
|
}
|