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 = 89
EIDRM = 90
ENOMSG = 91
EILSEQ = 92
EBADMSG = 94
EMULTIHOP = 95
ENODATA = 96
ENOLINK = 97
ENOSR = 98
ENOSTR = 99
EPROTO = 100
ETIME = 101
EOPNOTSUPP = 102
ENOTRECOVERABLE = 104
EOWNERDEAD = 105

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? #

def eacces? #

def eaddrinuse? #

def eaddrnotavail? #

def eafnosupport? #

def eagain? #

def ealready? #

def ebadf? #

def ebadmsg? #

def ebusy? #

def ecanceled? #

def echild? #

def econnaborted? #

def econnrefused? #

def econnreset? #

def edeadlk? #

def edestaddrreq? #

def edom? #

def edquot? #

def eexist? #

def efault? #

def efbig? #

def ehostunreach? #

def eidrm? #

def eilseq? #

def einprogress? #

def eintr? #

def einval? #

def eio? #

def eisconn? #

def eisdir? #

def eloop? #

def emfile? #

def emlink? #

def emsgsize? #

def emultihop? #

def enametoolong? #

def enetdown? #

def enetreset? #

def enetunreach? #

def enfile? #

def enobufs? #

def enodata? #

def enodev? #

def enoent? #

def enoexec? #

def enolck? #

def enolink? #

def enomem? #

def enomsg? #

def enoprotoopt? #

def enospc? #

def enosr? #

def enostr? #

def enosys? #

def enotconn? #

def enotdir? #

def enotempty? #

def enotrecoverable? #

def enotsock? #

def enotty? #

def enxio? #

def eopnotsupp? #

def eoverflow? #

def eownerdead? #

def eperm? #

def epipe? #

def eproto? #

def eprotonosupport? #

def eprototype? #

def erange? #

def erofs? #

def espipe? #

def esrch? #

def estale? #

def etime? #

def etimedout? #

def etxtbsy? #

def ewouldblock? #

def exdev? #

def message : String #

Convert an Errno to an error message


def none? #