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Userland: Use Core::ArgsParser for 'purge'

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This commit is contained in:
Linus Groh 2020-08-05 20:48:28 +02:00 committed by Andreas Kling
parent 646f6165e2
commit 4565d2d415
Notes: sideshowbarker 2024-07-19 04:12:01 +09:00 
Author: https://github.com/linusg
Commit: https://github.com/SerenityOS/serenity/commit/4565d2d4154
Pull-request: https://github.com/SerenityOS/serenity/pull/3019
1 changed files with 18 additions and 12 deletions
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30
Userland/purge.cpp
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@ -25,6 +25,7 @@
*/
#include <Kernel/API/Syscall.h>
#include <LibCore/ArgsParser.h>
#include <serenity.h>
#include <stdio.h>
#include <string.h>
@ -32,18 +33,23 @@
int main(int argc, char** argv)
{
int mode = 0;
if (argc == 1) {
mode = PURGE_ALL_VOLATILE | PURGE_ALL_CLEAN_INODE;
} else {
if (!strcmp(argv[1], "-c")) {
mode = PURGE_ALL_CLEAN_INODE;
} else if (!strcmp(argv[1], "-v")) {
mode = PURGE_ALL_VOLATILE;
} else {
fprintf(stderr, "Unknown option: %s\n", argv[1]);
return 1;
}
}
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(argc, argv);
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");