Enum PidfileError

pub enum PidfileError {
    AlreadyRunning {
        pid: Option<pid_t>,
    },
    Io(Error),
    NulError(NulError),
}

Variants

AlreadyRunning

The file cannot be locked. The pid field contains the PID of the already running process or None in case it did not write its PID yet.

Fields

pid: Option<pid_t>

Io(Error)

An I/O error has occurred.

NulError(NulError)

An interior NUL byte was found in the path.

Trait Implementations

impl Debug for PidfileError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for PidfileError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for PidfileError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<Error> for PidfileError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<NulError> for PidfileError

fn from(source: NulError) -> Self

Converts to this type from the input type.