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 = 35
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 = 11
EWOULDBLOCK = 11
EINPROGRESS = 115
EALREADY = 114
ENOTSOCK = 88
EDESTADDRREQ = 89
EMSGSIZE = 90
EPROTOTYPE = 91
ENOPROTOOPT = 92
EPROTONOSUPPORT = 93
EAFNOSUPPORT = 97
EADDRINUSE = 98
EADDRNOTAVAIL = 99
ENETDOWN = 100
ENETUNREACH = 101
ENETRESET = 102
ECONNABORTED = 103
ECONNRESET = 104
ENOBUFS = 105
EISCONN = 106
ENOTCONN = 107
ETIMEDOUT = 110
ECONNREFUSED = 111
ELOOP = 40
ENAMETOOLONG = 36
EHOSTUNREACH = 113
ENOTEMPTY = 39
EDQUOT = 122
ESTALE = 116
ENOLCK = 37
ENOSYS = 38
EOVERFLOW = 75
ECANCELED = 125
EIDRM = 43
ENOMSG = 42
EILSEQ = 84
EBADMSG = 74
EMULTIHOP = 72
ENODATA = 61
ENOLINK = 67
ENOSR = 63
ENOSTR = 60
EPROTO = 71
ETIME = 62
EOPNOTSUPP = 95
ENOTRECOVERABLE = 131
EOWNERDEAD = 130

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.


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Class Method Detail

def self.value=(errno : Errno) #

Sets the value of libc's errno.


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Instance Method Detail

def e2_big? #

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def eacces? #

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def eaddrinuse? #

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def eaddrnotavail? #

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def eafnosupport? #

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def eagain? #

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def ealready? #

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def ebadf? #

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def ebadmsg? #

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def ebusy? #

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def ecanceled? #

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def echild? #

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def econnaborted? #

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def econnrefused? #

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def econnreset? #

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def edeadlk? #

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def edestaddrreq? #

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def edom? #

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def edquot? #

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def eexist? #

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def efault? #

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def efbig? #

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def ehostunreach? #

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def eidrm? #

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def eilseq? #

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def einprogress? #

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def eintr? #

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def einval? #

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def eio? #

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def eisconn? #

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def eisdir? #

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def eloop? #

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def emfile? #

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def emlink? #

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def emsgsize? #

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def emultihop? #

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def enametoolong? #

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def enetdown? #

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def enetreset? #

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def enetunreach? #

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def enfile? #

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def enobufs? #

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def enodata? #

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def enodev? #

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def enoent? #

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def enoexec? #

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def enolck? #

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def enolink? #

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def enomem? #

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def enomsg? #

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def enoprotoopt? #

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def enospc? #

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def enosr? #

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def enostr? #

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def enosys? #

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def enotconn? #

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def enotdir? #

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def enotempty? #

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def enotrecoverable? #

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def enotsock? #

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def enotty? #

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def enxio? #

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def eopnotsupp? #

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def eoverflow? #

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def eownerdead? #

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def eperm? #

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def epipe? #

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def eproto? #

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def eprotonosupport? #

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def eprototype? #

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def erange? #

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def erofs? #

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def espipe? #

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def esrch? #

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def estale? #

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def etime? #

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def etimedout? #

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def etxtbsy? #

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def ewouldblock? #

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def exdev? #

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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.


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def none? #

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