serenity/Userland/Utilities/purge.cpp
2022-03-22 11:39:20 +01:00

39 lines
1 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibCore/ArgsParser.h>
#include <LibMain/Main.h>
#include <serenity.h>
#include <stdio.h>
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
int mode = 0;
bool purge_all_volatile = false;
bool purge_all_clean_inode = false;
Core::ArgsParser args_parser;
args_parser.add_option(purge_all_volatile, "Mode PURGE_ALL_VOLATILE", nullptr, 'v');
args_parser.add_option(purge_all_clean_inode, "Mode PURGE_ALL_CLEAN_INODE", nullptr, 'c');
args_parser.parse(arguments);
if (!purge_all_volatile && !purge_all_clean_inode)
purge_all_volatile = purge_all_clean_inode = true;
if (purge_all_volatile)
mode |= PURGE_ALL_VOLATILE;
if (purge_all_clean_inode)
mode |= PURGE_ALL_CLEAN_INODE;
int purged_page_count = purge(mode);
if (purged_page_count < 0) {
perror("purge");
return 1;
}
outln("Purged page count: {}", purged_page_count);
return 0;
}