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54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <Kernel/API/Syscall.h>
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#include <serenity.h>
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#include <stdio.h>
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#include <string.h>
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int main(int argc, char** argv)
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{
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int mode = 0;
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if (argc == 1) {
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mode = PURGE_ALL_VOLATILE | PURGE_ALL_CLEAN_INODE;
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} else {
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if (!strcmp(argv[1], "-c")) {
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mode = PURGE_ALL_CLEAN_INODE;
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} else if (!strcmp(argv[1], "-v")) {
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mode = PURGE_ALL_VOLATILE;
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} else {
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fprintf(stderr, "Unknown option: %s\n", argv[1]);
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return 1;
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}
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}
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int purged_page_count = purge(mode);
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if (purged_page_count < 0) {
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perror("purge");
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return 1;
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}
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printf("Purged page count: %d\n", purged_page_count);
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return 0;
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}
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