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LibCore: Use Core::Stream for ProcessStatisticsReader

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This commit is contained in:
Tim Schumacher 2022-12-08 14:50:31 +01:00 • committed by Linus Groh
parent e338a0656d
commit 8940f2da7f
18 changed files with 55 additions and 95 deletions
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8
Userland/Libraries/LibCore/SessionManagement.cpp
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@ -22,14 +22,12 @@ static ErrorOr<Core::ProcessStatistics const*> get_proc(Core::AllProcessesStatis
ErrorOr<pid_t> root_session_id(Optional<pid_t> force_sid)
{
auto stats = Core::ProcessStatisticsReader::get_all(false);
if (!stats.has_value())
return Error::from_string_literal("Failed to get all process statistics");
auto stats = TRY(Core::ProcessStatisticsReader::get_all(false));
pid_t sid = (force_sid.has_value()) ? force_sid.value() : TRY(System::getsid());
while (true) {
pid_t parent = TRY(get_proc(stats.value(), sid))->ppid;
pid_t parent_sid = TRY(get_proc(stats.value(), parent))->sid;
pid_t parent = TRY(get_proc(stats, sid))->ppid;
pid_t parent_sid = TRY(get_proc(stats, parent))->sid;
if (parent_sid == 0)
break;