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pkill: Allow signal names to be used with the -s option

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Tim Ledbetter 2023-06-15 18:25:00 +01:00 • committed by Andreas Kling
parent 0d71db6721
commit 0621a83cb4
2 changed files with 23 additions and 3 deletions
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22
Userland/Utilities/pkill.cpp
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@ -37,7 +37,27 @@ ErrorOr<int> serenity_main(Main::Arguments args)
args_parser.add_option(display_number_of_matches, "Display the number of matching processes", "count", 'c');
args_parser.add_option(case_insensitive, "Make matches case-insensitive", "ignore-case", '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_option(Core::ArgsParser::Option {
.argument_mode = Core::ArgsParser::OptionArgumentMode::Required,
.help_string = "Signal number to send. A signal name or number may be used",
.long_name = "signal",
.short_name = 's',
.value_name = "signame",
.accept_value = [&signal](StringView signal_string) {
if (signal_string.is_empty())
return false;
if (is_ascii_alpha(signal_string[0]))
signal = getsignalbyname(&signal_string[0]);
else if (auto maybe_signal = signal_string.to_int(); maybe_signal.has_value())
signal = maybe_signal.value();
if (signal <= 0 || signal >= NSIG)
return false;
return true;
},
});
args_parser.add_option(Core::ArgsParser::Option {
.argument_mode = Core::ArgsParser::OptionArgumentMode::Required,
.help_string = "Select only processes whose UID is in the given comma-separated list. Login name or numerical user ID may be used",