mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 23:50:19 +00:00
500044906d
This is not guaranteed to always work correctly as ArgsParser deals in StringViews and might have a non-properly-null-terminated string as a value. As a bonus, using StringView (and DeprecatedString where necessary) leads to nicer looking code too :^)
68 lines
2 KiB
C++
68 lines
2 KiB
C++
/*
|
|
* Copyright (c) 2022, Maxwell Trussell <maxtrussell@gmail.com>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <AK/Format.h>
|
|
#include <AK/Vector.h>
|
|
#include <LibCore/ArgsParser.h>
|
|
#include <LibCore/ProcessStatisticsReader.h>
|
|
#include <LibCore/System.h>
|
|
#include <LibMain/Main.h>
|
|
#include <LibRegex/Regex.h>
|
|
#include <LibRegex/RegexOptions.h>
|
|
#include <signal.h>
|
|
#include <sys/types.h>
|
|
|
|
ErrorOr<int> serenity_main(Main::Arguments args)
|
|
{
|
|
TRY(Core::System::pledge("stdio proc rpath"));
|
|
TRY(Core::System::unveil("/sys/kernel/processes", "r"));
|
|
TRY(Core::System::unveil("/etc/passwd", "r"));
|
|
TRY(Core::System::unveil(nullptr, nullptr));
|
|
|
|
bool case_insensitive = false;
|
|
bool echo = false;
|
|
StringView pattern;
|
|
int signal = SIGTERM;
|
|
|
|
Core::ArgsParser args_parser;
|
|
args_parser.add_option(case_insensitive, "Make matches case-insensitive", nullptr, 'i');
|
|
args_parser.add_option(echo, "Display what is killed", "echo", 'e');
|
|
args_parser.add_option(signal, "Signal number to send", "signal", 's', "number");
|
|
args_parser.add_positional_argument(pattern, "Process name to search for", "process-name");
|
|
args_parser.parse(args);
|
|
|
|
auto all_processes = TRY(Core::ProcessStatisticsReader::get_all());
|
|
|
|
PosixOptions options {};
|
|
if (case_insensitive) {
|
|
options |= PosixFlags::Insensitive;
|
|
}
|
|
|
|
Regex<PosixExtended> re(pattern, options);
|
|
if (re.parser_result.error != regex::Error::NoError) {
|
|
return 1;
|
|
}
|
|
|
|
Vector<Core::ProcessStatistics> matched_processes;
|
|
for (auto& process : all_processes.processes) {
|
|
auto result = re.match(process.name, PosixFlags::Global);
|
|
if (result.success) {
|
|
matched_processes.append(process);
|
|
}
|
|
}
|
|
|
|
if (matched_processes.is_empty()) {
|
|
return 1;
|
|
}
|
|
|
|
for (auto& process : matched_processes) {
|
|
if (echo) {
|
|
outln("{} killed (pid {})", process.name, process.pid);
|
|
}
|
|
kill(process.pid, signal);
|
|
}
|
|
return 0;
|
|
}
|