enum Errno

Overview

Errno wraps and gives access to libc's errno. This is mostly useful when dealing with C libraries.

Defined in:

errno.cr

Enum Members

NONE = 0
E2BIG = 7
EPERM = 1
ENOENT = 2
ESRCH = 3
EINTR = 4
EIO = 5
ENXIO = 6
ENOEXEC = 8
EBADF = 9
ECHILD = 10
EDEADLK = 11
ENOMEM = 12
EACCES = 13
EFAULT = 14
EBUSY = 16
EEXIST = 17
EXDEV = 18
ENODEV = 19
ENOTDIR = 20
EISDIR = 21
EINVAL = 22
ENFILE = 23
EMFILE = 24
ENOTTY = 25
ETXTBSY = 26
EFBIG = 27
ENOSPC = 28
ESPIPE = 29
EROFS = 30
EMLINK = 31
EPIPE = 32
EDOM = 33
ERANGE = 34
EAGAIN = 35
EWOULDBLOCK = 35
EINPROGRESS = 36
EALREADY = 37
ENOTSOCK = 38
EDESTADDRREQ = 39
EMSGSIZE = 40
EPROTOTYPE = 41
ENOPROTOOPT = 42
EPROTONOSUPPORT = 43
EAFNOSUPPORT = 47
EADDRINUSE = 48
EADDRNOTAVAIL = 49
ENETDOWN = 50
ENETUNREACH = 51
ENETRESET = 52
ECONNABORTED = 53
ECONNRESET = 54
ENOBUFS = 55
EISCONN = 56
ENOTCONN = 57
ETIMEDOUT = 60
ECONNREFUSED = 61
ELOOP = 62
ENAMETOOLONG = 63
EHOSTUNREACH = 65
ENOTEMPTY = 66
EDQUOT = 69
ESTALE = 70
ENOLCK = 77
ENOSYS = 78
EOVERFLOW = 84
ECANCELED = 85
EIDRM = 82
ENOMSG = 83
EILSEQ = 86
EBADMSG = 89
EMULTIHOP = 90
ENOLINK = 91
EPROTO = 92
EOPNOTSUPP = 45
ENOTRECOVERABLE = 95
EOWNERDEAD = 96

Constructors

Class Method Summary

Instance Method Summary

Instance methods inherited from struct Enum

&(other : self) : self &, +(other : Int) : self +, -(other : Int) : self -, <=>(other : self) <=>, ==(other : self)
==(other)
==
, ^(other : self) : self ^, |(other : self) : self |, ~ : self ~, clone clone, each(& : self -> ) each, hash(hasher) hash, includes?(other : self) : Bool includes?, inspect(io : IO) : Nil inspect, to_f32 : Float32 to_f32, to_f32! : Float32 to_f32!, to_f64 : Float64 to_f64, to_f64! : Float64 to_f64!, to_i : Int32 to_i, to_i128 : Int128 to_i128, to_i128! : Int128 to_i128!, to_i16 : Int16 to_i16, to_i16! : Int16 to_i16!, to_i32 : Int32 to_i32, to_i32! : Int32 to_i32!, to_i64 : Int64 to_i64, to_i64! : Int64 to_i64!, to_i8 : Int8 to_i8, to_i8! : Int8 to_i8!, to_json(json : JSON::Builder) to_json, to_s(io : IO) : Nil
to_s : String
to_s
, to_u128 : UInt128 to_u128, to_u128! : UInt128 to_u128!, to_u16 : UInt16 to_u16, to_u16! : UInt16 to_u16!, to_u32 : UInt32 to_u32, to_u32! : UInt32 to_u32!, to_u64 : UInt64 to_u64, to_u64! : UInt64 to_u64!, to_u8 : UInt8 to_u8, to_u8! : UInt8 to_u8!, to_yaml(yaml : YAML::Nodes::Builder) to_yaml, value : Int value

Constructor methods inherited from struct Enum

from_value(value : Int) : self from_value, new(ctx : YAML::ParseContext, node : YAML::Nodes::Node)
new(value : self)
new(pull : JSON::PullParser)
new
, parse(string : String) : self parse

Class methods inherited from struct Enum

each(& : self -> ) each, from_value?(value : Int) : self | Nil from_value?, names : Array(String) names, parse?(string : String) : self | Nil parse?, valid?(value : self) : Bool valid?, values : Array(self) values

Macros inherited from struct Enum

[](*values) [], flags(*values) flags

Instance methods inherited from module Comparable(Enum)

<(other : T) : Bool <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) : Bool >, >=(other : T) >=, clamp(min, max)
clamp(range : Range)
clamp

Instance methods inherited from struct Value

==(other : JSON::Any)
==(other : YAML::Any)
==(other)
==
, dup dup

Instance methods inherited from class Object

! : Bool !, !=(other) !=, !~(other) !~, ==(other) ==, ===(other : JSON::Any)
===(other : YAML::Any)
===(other)
===
, =~(other) =~, as(type : Class) as, as?(type : Class) as?, class class, dup dup, hash(hasher)
hash
hash
, in?(collection : Object) : Bool
in?(*values : Object) : Bool
in?
, inspect(io : IO) : Nil
inspect : String
inspect
, is_a?(type : Class) : Bool is_a?, itself itself, nil? : Bool nil?, not_nil!(message)
not_nil!
not_nil!
, pretty_inspect(width = 79, newline = "\n", indent = 0) : String pretty_inspect, pretty_print(pp : PrettyPrint) : Nil pretty_print, responds_to?(name : Symbol) : Bool responds_to?, tap(&) tap, to_json(io : IO) : Nil
to_json : String
to_json
, to_pretty_json(indent : String = " ") : String
to_pretty_json(io : IO, indent : String = " ") : Nil
to_pretty_json
, to_s(io : IO) : Nil
to_s : String
to_s
, to_yaml(io : IO) : Nil
to_yaml : String
to_yaml
, try(&) try, unsafe_as(type : T.class) forall T unsafe_as

Class methods inherited from class Object

from_json(string_or_io, root : String)
from_json(string_or_io)
from_json
, from_yaml(string_or_io : String | IO) from_yaml

Macros inherited from class Object

class_getter(*names, &block) class_getter, class_getter!(*names) class_getter!, class_getter?(*names, &block) class_getter?, class_property(*names, &block) class_property, class_property!(*names) class_property!, class_property?(*names, &block) class_property?, class_setter(*names) class_setter, def_clone def_clone, def_equals(*fields) def_equals, def_equals_and_hash(*fields) def_equals_and_hash, def_hash(*fields) def_hash, delegate(*methods, to object) delegate, forward_missing_to(delegate) forward_missing_to, getter(*names, &block) getter, getter!(*names) getter!, getter?(*names, &block) getter?, property(*names, &block) property, property!(*names) property!, property?(*names, &block) property?, setter(*names) setter

Constructor Detail

def self.value : self #

returns the value of libc's errno.


Class Method Detail

def self.value=(errno : Errno) #

Sets the value of libc's errno.


Instance Method Detail

def e2_big? #

Returns true if this enum value equals E2BIG


def eacces? #

Returns true if this enum value equals EACCES


def eaddrinuse? #

Returns true if this enum value equals EADDRINUSE


def eaddrnotavail? #

Returns true if this enum value equals EADDRNOTAVAIL


def eafnosupport? #

Returns true if this enum value equals EAFNOSUPPORT


def eagain? #

Returns true if this enum value equals EAGAIN


def ealready? #

Returns true if this enum value equals EALREADY


def ebadf? #

Returns true if this enum value equals EBADF


def ebadmsg? #

Returns true if this enum value equals EBADMSG


def ebusy? #

Returns true if this enum value equals EBUSY


def ecanceled? #

Returns true if this enum value equals ECANCELED


def echild? #

Returns true if this enum value equals ECHILD


def econnaborted? #

Returns true if this enum value equals ECONNABORTED


def econnrefused? #

Returns true if this enum value equals ECONNREFUSED


def econnreset? #

Returns true if this enum value equals ECONNRESET


def edeadlk? #

Returns true if this enum value equals EDEADLK


def edestaddrreq? #

Returns true if this enum value equals EDESTADDRREQ


def edom? #

Returns true if this enum value equals EDOM


def edquot? #

Returns true if this enum value equals EDQUOT


def eexist? #

Returns true if this enum value equals EEXIST


def efault? #

Returns true if this enum value equals EFAULT


def efbig? #

Returns true if this enum value equals EFBIG


def ehostunreach? #

Returns true if this enum value equals EHOSTUNREACH


def eidrm? #

Returns true if this enum value equals EIDRM


def eilseq? #

Returns true if this enum value equals EILSEQ


def einprogress? #

Returns true if this enum value equals EINPROGRESS


def eintr? #

Returns true if this enum value equals EINTR


def einval? #

Returns true if this enum value equals EINVAL


def eio? #

Returns true if this enum value equals EIO


def eisconn? #

Returns true if this enum value equals EISCONN


def eisdir? #

Returns true if this enum value equals EISDIR


def eloop? #

Returns true if this enum value equals ELOOP


def emfile? #

Returns true if this enum value equals EMFILE


def emlink? #

Returns true if this enum value equals EMLINK


def emsgsize? #

Returns true if this enum value equals EMSGSIZE


def emultihop? #

Returns true if this enum value equals EMULTIHOP


def enametoolong? #

Returns true if this enum value equals ENAMETOOLONG


def enetdown? #

Returns true if this enum value equals ENETDOWN


def enetreset? #

Returns true if this enum value equals ENETRESET


def enetunreach? #

Returns true if this enum value equals ENETUNREACH


def enfile? #

Returns true if this enum value equals ENFILE


def enobufs? #

Returns true if this enum value equals ENOBUFS


def enodev? #

Returns true if this enum value equals ENODEV


def enoent? #

Returns true if this enum value equals ENOENT


def enoexec? #

Returns true if this enum value equals ENOEXEC


def enolck? #

Returns true if this enum value equals ENOLCK


def enolink? #

Returns true if this enum value equals ENOLINK


def enomem? #

Returns true if this enum value equals ENOMEM


def enomsg? #

Returns true if this enum value equals ENOMSG


def enoprotoopt? #

Returns true if this enum value equals ENOPROTOOPT


def enospc? #

Returns true if this enum value equals ENOSPC


def enosys? #

Returns true if this enum value equals ENOSYS


def enotconn? #

Returns true if this enum value equals ENOTCONN


def enotdir? #

Returns true if this enum value equals ENOTDIR


def enotempty? #

Returns true if this enum value equals ENOTEMPTY


def enotrecoverable? #

Returns true if this enum value equals ENOTRECOVERABLE


def enotsock? #

Returns true if this enum value equals ENOTSOCK


def enotty? #

Returns true if this enum value equals ENOTTY


def enxio? #

Returns true if this enum value equals ENXIO


def eopnotsupp? #

Returns true if this enum value equals EOPNOTSUPP


def eoverflow? #

Returns true if this enum value equals EOVERFLOW


def eownerdead? #

Returns true if this enum value equals EOWNERDEAD


def eperm? #

Returns true if this enum value equals EPERM


def epipe? #

Returns true if this enum value equals EPIPE


def eproto? #

Returns true if this enum value equals EPROTO


def eprotonosupport? #

Returns true if this enum value equals EPROTONOSUPPORT


def eprototype? #

Returns true if this enum value equals EPROTOTYPE


def erange? #

Returns true if this enum value equals ERANGE


def erofs? #

Returns true if this enum value equals EROFS


def espipe? #

Returns true if this enum value equals ESPIPE


def esrch? #

Returns true if this enum value equals ESRCH


def estale? #

Returns true if this enum value equals ESTALE


def etimedout? #

Returns true if this enum value equals ETIMEDOUT


def etxtbsy? #

Returns true if this enum value equals ETXTBSY


def ewouldblock? #

Returns true if this enum value equals EWOULDBLOCK


def exdev? #

Returns true if this enum value equals EXDEV


def message : String #

Returns the system error message associated with this errno.

NOTE The result may depend on the current system locale. Specs and comparisons should use #value instead of this method.


def none? #

Returns true if this enum value equals NONE