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df: Show used percentages for each listed entry

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Arda Cinar 2022-12-09 22:25:10 +03:00 • committed by Sam Atkins
parent b2cd935efd
commit ef71104620
1 changed files with 11 additions and 4 deletions
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15
Userland/Utilities/df.cpp
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@ -35,9 +35,9 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
auto file = TRY(Core::Stream::File::open("/sys/kernel/df"sv, Core::Stream::OpenMode::Read));
if (flag_human_readable) {
outln("Filesystem Size Used Available Mount point");
outln("Filesystem Size Used Available Used% Mount point");
} else {
outln("Filesystem Blocks Used Available Mount point");
outln("Filesystem Blocks Used Available Used% Mount point");
}
auto file_contents = TRY(file->read_until_eof());
@ -48,21 +48,28 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
auto fs = fs_object.get("class_name"sv).to_deprecated_string();
auto total_block_count = fs_object.get("total_block_count"sv).to_u64();
auto free_block_count = fs_object.get("free_block_count"sv).to_u64();
auto used_block_count = total_block_count - free_block_count;
[[maybe_unused]] auto total_inode_count = fs_object.get("total_inode_count"sv).to_u64();
[[maybe_unused]] auto free_inode_count = fs_object.get("free_inode_count"sv).to_u64();
auto block_size = fs_object.get("block_size"sv).to_u64();
auto mount_point = fs_object.get("mount_point"sv).to_deprecated_string();
auto used_percentage = 100;
if (total_block_count != 0)
used_percentage = (used_block_count * 100) / total_block_count;
out("{:10}", fs);
if (flag_human_readable) {
out("{:>10} ", human_readable_size(total_block_count * block_size));
out("{:>10} ", human_readable_size((total_block_count - free_block_count) * block_size));
out("{:>10} ", human_readable_size(used_block_count * block_size));
out("{:>10} ", human_readable_size(free_block_count * block_size));
out("{:>9}% ", used_percentage);
} else {
out("{:>10} ", (uint64_t)total_block_count);
out("{:>10} ", (uint64_t)(total_block_count - free_block_count));
out("{:>10} ", (uint64_t)used_block_count);
out("{:>10} ", (uint64_t)free_block_count);
out("{:>9}% ", used_percentage);
}
out("{}", mount_point);