RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-10-31 01:02:45 +00:00
Code Issues Activity Actions

SystemMonitor: Prefer File::read_until_eof over DeprecatedFile

Browse source 
Because MemoryStatsWidget::refresh is run nearly directly by the
EventLoop, the only real alternative to crashing would be to cancel the
update, and keep the old data. That doesn't sound sufficiently better to
warrant being implemented.
This commit is contained in:
Ben Wiederhake 2023-05-13 18:39:05 +02:00 • committed by Jelle Raaijmakers
parent fbb4887d9c
commit 41b45d5599
1 changed files with 2 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

7
Userland/Applications/SystemMonitor/MemoryStatsWidget.cpp
View file

@ -9,7 +9,6 @@
#include "GraphWidget.h"
#include <AK/JsonObject.h>
#include <AK/NumberFormat.h>
#include <LibCore/DeprecatedFile.h>
#include <LibCore/Object.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Label.h>
@ -102,11 +101,9 @@ static inline u64 page_count_to_bytes(size_t count)
void MemoryStatsWidget::refresh()
{
auto proc_memstat = Core::DeprecatedFile::construct("/sys/kernel/memstat");
if (!proc_memstat->open(Core::OpenMode::ReadOnly))
VERIFY_NOT_REACHED();
auto proc_memstat = Core::File::open("/sys/kernel/memstat"sv, Core::File::OpenMode::Read).release_value_but_fixme_should_propagate_errors();
auto file_contents = proc_memstat->read_all();
auto file_contents = proc_memstat->read_until_eof().release_value_but_fixme_should_propagate_errors();
auto json_result = JsonValue::from_string(file_contents).release_value_but_fixme_should_propagate_errors();
auto const& json = json_result.as_object();