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Mar 31, 2017
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Improve os::linux documentation (#29367) #40869

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19 changes: 19 additions & 0 deletions src/libstd/os/linux/fs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -34,36 +34,55 @@ pub trait MetadataExt {
#[allow(deprecated)]
fn as_raw_stat(&self) -> &raw::stat;

/// Returns the device ID on which this file resides.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_dev(&self) -> u64;
/// Returns the inode number.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_ino(&self) -> u64;
/// Returns the file type and mode.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_mode(&self) -> u32;
/// Returns the number of hard links to file.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_nlink(&self) -> u64;
/// Returns the user ID of the file owner.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_uid(&self) -> u32;
/// Returns the group ID of the file owner.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_gid(&self) -> u32;
/// Returns the device ID that this file represents. Only relevant for special file.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_rdev(&self) -> u64;
/// Returns the size of the file (if it is a regular file or a symbolic link) in bytes.
///
/// The size of a symbolic link is the length of the pathname it contains,
/// without a terminating null byte.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_size(&self) -> u64;
/// Returns the last access time.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_atime(&self) -> i64;
/// Returns the last access time, nano seconds part.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_atime_nsec(&self) -> i64;
/// Returns the last modification time.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_mtime(&self) -> i64;
/// Returns the last modification time, nano seconds part.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_mtime_nsec(&self) -> i64;
/// Returns the last status change time.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_ctime(&self) -> i64;
/// Returns the last status change time, nano seconds part.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_ctime_nsec(&self) -> i64;
/// Returns the "preferred" blocksize for efficient filesystem I/O.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_blksize(&self) -> u64;
/// Returns the number of blocks allocated to the file, 512-byte units.
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_blocks(&self) -> u64;
}
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