std::errc

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< cpp‎ | error

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C++
 
Utilità libreria
Tipo di supporto (basic types, RTTI, type traits)
Gestione della memoria dinamica
La gestione degli errori
Programma di utilità
Funzioni variadic
Data e ora
Funzione oggetti
initializer_list(C++11)
bitset
hash(C++11)
Gli operatori relazionali
Original:
Relational operators
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rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
Coppie e tuple
Original:
Pairs and tuples
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pair
tuple(C++11)
piecewise_construct_t(C++11)
piecewise_construct(C++11)
Swap, in avanti e spostare
Original:
Swap, forward and move
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swap
forward(C++11)
move(C++11)
move_if_noexcept(C++11)
declval(C++11)
 
La gestione degli errori
Gestione delle eccezioni
Original:
Exception handling
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exception
uncaught_exception
exception_ptr(C++11)
make_exception_ptr(C++11)
current_exception(C++11)
rethrow_exception(C++11)
nested_exception(C++11)
throw_with_nested(C++11)
rethrow_if_nested(C++11)
Gestione delle eccezioni fallimenti
Original:
Exception handling failures
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terminate
terminate_handler
get_terminate(C++11)
set_terminate
unexpected(deprecato)
bad_exception
unexpected_handler(deprecato)
get_unexpected(C++11)(deprecato)
set_unexpected(deprecato)
Eccezione categorie
Original:
Exception categories
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logic_error
invalid_argument
domain_error
length_error
out_of_range
runtime_error
range_error
overflow_error
underflow_error
Codici di errore
Original:
Error codes
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Codici di errore
errno
Asserzioni
Original:
Assertions
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assert
impianto system_error
Original:
system_error facility
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error_category(C++11)
generic_category(C++11)
system_category(C++11)
error_condition(C++11)
errc(C++11)
error_code(C++11)
system_error(C++11)
 
Elemento definito nell'header <system_error>
enumclass errc;
(dal C++11)
Il std::errc enumerazione ambito definisce i valori di condizioni di errore portatili che corrispondono ai codici di errore POSIX.
Original:
The scoped enumeration std::errc defines the values of portable error conditions that correspond to the POSIX error codes.
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Indice

[modifica]Membri costanti

Constant
Original:
Constant
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 Explanation
address_family_not_supported
condizione di errore corrispondente al codice EAFNOSUPPORT POSIX
Original:
error condition corresponding to POSIX code EAFNOSUPPORT
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address_in_use
condizione di errore corrispondente al codice EADDRINUSE POSIX
Original:
error condition corresponding to POSIX code EADDRINUSE
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address_not_available
condizione di errore corrispondente al codice EADDRNOTAVAIL POSIX
Original:
error condition corresponding to POSIX code EADDRNOTAVAIL
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already_connected
condizione di errore corrispondente al codice EISCONN POSIX
Original:
error condition corresponding to POSIX code EISCONN
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argument_list_too_long
condizione di errore corrispondente al codice E2BIG POSIX
Original:
error condition corresponding to POSIX code E2BIG
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argument_out_of_domain
condizione di errore corrispondente al codice EDOM POSIX
Original:
error condition corresponding to POSIX code EDOM
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bad_address
condizione di errore corrispondente al codice EFAULT POSIX
Original:
error condition corresponding to POSIX code EFAULT
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bad_file_descriptor
condizione di errore corrispondente al codice EBADF POSIX
Original:
error condition corresponding to POSIX code EBADF
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bad_message
condizione di errore corrispondente al codice EBADMSG POSIX
Original:
error condition corresponding to POSIX code EBADMSG
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broken_pipe
condizione di errore corrispondente al codice EPIPE POSIX
Original:
error condition corresponding to POSIX code EPIPE
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connection_aborted
condizione di errore corrispondente al codice ECONNABORTED POSIX
Original:
error condition corresponding to POSIX code ECONNABORTED
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connection_already_in_progress
condizione di errore corrispondente al codice EALREADY POSIX
Original:
error condition corresponding to POSIX code EALREADY
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connection_refused
condizione di errore corrispondente al codice ECONNREFUSED POSIX
Original:
error condition corresponding to POSIX code ECONNREFUSED
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connection_reset
condizione di errore corrispondente al codice ECONNRESET POSIX
Original:
error condition corresponding to POSIX code ECONNRESET
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cross_device_link
condizione di errore corrispondente al codice EXDEV POSIX
Original:
error condition corresponding to POSIX code EXDEV
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destination_address_required
condizione di errore corrispondente al codice EDESTADDRREQ POSIX
Original:
error condition corresponding to POSIX code EDESTADDRREQ
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device_or_resource_busy
condizione di errore corrispondente al codice EBUSY POSIX
Original:
error condition corresponding to POSIX code EBUSY
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directory_not_empty
condizione di errore corrispondente al codice ENOTEMPTY POSIX
Original:
error condition corresponding to POSIX code ENOTEMPTY
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executable_format_error
condizione di errore corrispondente al codice ENOEXEC POSIX
Original:
error condition corresponding to POSIX code ENOEXEC
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file_exists
condizione di errore corrispondente al codice EEXIST POSIX
Original:
error condition corresponding to POSIX code EEXIST
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file_too_large
condizione di errore corrispondente al codice EFBIG POSIX
Original:
error condition corresponding to POSIX code EFBIG
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filename_too_long
condizione di errore corrispondente al codice ENAMETOOLONG POSIX
Original:
error condition corresponding to POSIX code ENAMETOOLONG
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function_not_supported
condizione di errore corrispondente a POSIX ENOSYS codice
Original:
error condition corresponding to POSIX code ENOSYS
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host_unreachable
condizione di errore corrispondente al codice EHOSTUNREACH POSIX
Original:
error condition corresponding to POSIX code EHOSTUNREACH
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identifier_removed
condizione di errore corrispondente al codice EIDRM POSIX
Original:
error condition corresponding to POSIX code EIDRM
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illegal_byte_sequence
condizione di errore corrispondente al codice EILSEQ POSIX
Original:
error condition corresponding to POSIX code EILSEQ
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inappropriate_io_control_operation
condizione di errore corrispondente al codice ENOTTY POSIX
Original:
error condition corresponding to POSIX code ENOTTY
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interrupted
condizione di errore corrispondente al codice EINTR POSIX
Original:
error condition corresponding to POSIX code EINTR
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invalid_argument
condizione di errore corrispondente al codice EINVAL POSIX
Original:
error condition corresponding to POSIX code EINVAL
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invalid_seek
condizione di errore corrispondente al codice ESPIPE POSIX
Original:
error condition corresponding to POSIX code ESPIPE
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io_error
condizione di errore corrispondente al codice POSIX EIO
Original:
error condition corresponding to POSIX code EIO
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is_a_directory
condizione di errore corrispondente al codice EISDIR POSIX
Original:
error condition corresponding to POSIX code EISDIR
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message_size
condizione di errore corrispondente al codice EMSGSIZE POSIX
Original:
error condition corresponding to POSIX code EMSGSIZE
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network_down
condizione di errore corrispondente al codice ENETDOWN POSIX
Original:
error condition corresponding to POSIX code ENETDOWN
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network_reset
condizione di errore corrispondente al codice ENETRESET POSIX
Original:
error condition corresponding to POSIX code ENETRESET
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network_unreachable
condizione di errore corrispondente al codice ENETUNREACH POSIX
Original:
error condition corresponding to POSIX code ENETUNREACH
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no_buffer_space
condizione di errore corrispondente a POSIX ENOBUFS codice
Original:
error condition corresponding to POSIX code ENOBUFS
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no_child_process
condizione di errore corrispondente al codice ECHILD POSIX
Original:
error condition corresponding to POSIX code ECHILD
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no_link
condizione di errore corrispondente al codice ENOLINK POSIX
Original:
error condition corresponding to POSIX code ENOLINK
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no_lock_available
condizione di errore corrispondente al codice ENOLCK POSIX
Original:
error condition corresponding to POSIX code ENOLCK
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no_message_available
condizione di errore corrispondente al codice ENODATA POSIX
Original:
error condition corresponding to POSIX code ENODATA
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no_message
condizione di errore corrispondente al codice ENOMSG POSIX
Original:
error condition corresponding to POSIX code ENOMSG
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no_protocol_option
condizione di errore corrispondente al codice ENOPROTOOPT POSIX
Original:
error condition corresponding to POSIX code ENOPROTOOPT
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no_space_on_device
condizione di errore corrispondente al codice ENOSPC POSIX
Original:
error condition corresponding to POSIX code ENOSPC
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no_stream_resources
condizione di errore corrispondente al codice ENOSR POSIX
Original:
error condition corresponding to POSIX code ENOSR
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no_such_device_or_address
condizione di errore corrispondente al codice ENXIO POSIX
Original:
error condition corresponding to POSIX code ENXIO
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no_such_device
condizione di errore corrispondente al codice ENODEV POSIX
Original:
error condition corresponding to POSIX code ENODEV
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no_such_file_or_directory
condizione di errore corrispondente al codice ENOENT POSIX
Original:
error condition corresponding to POSIX code ENOENT
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no_such_process
condizione di errore corrispondente al codice ESRCH POSIX
Original:
error condition corresponding to POSIX code ESRCH
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not_a_directory
condizione di errore corrispondente al codice ENOTDIR POSIX
Original:
error condition corresponding to POSIX code ENOTDIR
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not_a_socket
condizione di errore corrispondente al codice ENOTSOCK POSIX
Original:
error condition corresponding to POSIX code ENOTSOCK
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not_a_stream
condizione di errore corrispondente al codice ENOSTR POSIX
Original:
error condition corresponding to POSIX code ENOSTR
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not_connected
condizione di errore corrispondente al codice ENOTCONN POSIX
Original:
error condition corresponding to POSIX code ENOTCONN
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not_enough_memory
condizione di errore corrispondente al codice ENOMEM POSIX
Original:
error condition corresponding to POSIX code ENOMEM
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not_supported
condizione di errore corrispondente al codice ENOTSUP POSIX
Original:
error condition corresponding to POSIX code ENOTSUP
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operation_canceled
condizione di errore corrispondente al codice ECANCELED POSIX
Original:
error condition corresponding to POSIX code ECANCELED
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operation_in_progress
condizione di errore corrispondente al codice EINPROGRESS POSIX
Original:
error condition corresponding to POSIX code EINPROGRESS
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operation_not_permitted
condizione di errore corrispondente al codice EPERM POSIX
Original:
error condition corresponding to POSIX code EPERM
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operation_not_supported
condizione di errore corrispondente al codice EOPNOTSUPP POSIX
Original:
error condition corresponding to POSIX code EOPNOTSUPP
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operation_would_block
condizione di errore corrispondente al codice EWOULDBLOCK POSIX
Original:
error condition corresponding to POSIX code EWOULDBLOCK
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owner_dead
condizione di errore corrispondente al codice EOWNERDEAD POSIX
Original:
error condition corresponding to POSIX code EOWNERDEAD
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permission_denied
condizione di errore corrispondente a POSIX EACCES codice
Original:
error condition corresponding to POSIX code EACCES
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protocol_error
condizione di errore corrispondente al codice EPROTO POSIX
Original:
error condition corresponding to POSIX code EPROTO
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protocol_not_supported
condizione di errore corrispondente al codice EPROTONOSUPPORT POSIX
Original:
error condition corresponding to POSIX code EPROTONOSUPPORT
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read_only_file_system
condizione di errore corrispondente a POSIX EROFS codice
Original:
error condition corresponding to POSIX code EROFS
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resource_deadlock_would_occur
condizione di errore corrispondente al codice EDEADLK POSIX
Original:
error condition corresponding to POSIX code EDEADLK
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resource_unavailable_try_again
condizione di errore corrispondente al codice EAGAIN POSIX
Original:
error condition corresponding to POSIX code EAGAIN
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result_out_of_range
condizione di errore corrispondente al codice ERANGE POSIX
Original:
error condition corresponding to POSIX code ERANGE
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state_not_recoverable
condizione di errore corrispondente al codice POSIX ENOTRECOVERABLE
Original:
error condition corresponding to POSIX code ENOTRECOVERABLE
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stream_timeout
condizione di errore corrispondente al codice Etime POSIX
Original:
error condition corresponding to POSIX code ETIME
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text_file_busy
condizione di errore corrispondente al codice ETXTBSY POSIX
Original:
error condition corresponding to POSIX code ETXTBSY
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timed_out
condizione di errore corrispondente al codice ETIMEDOUT POSIX
Original:
error condition corresponding to POSIX code ETIMEDOUT
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too_many_files_open_in_system
condizione di errore corrispondente al codice ENFILE POSIX
Original:
error condition corresponding to POSIX code ENFILE
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too_many_files_open
condizione di errore corrispondente al codice EMFILE POSIX
Original:
error condition corresponding to POSIX code EMFILE
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too_many_links
condizione di errore corrispondente al codice EMLINK POSIX
Original:
error condition corresponding to POSIX code EMLINK
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too_many_symbolic_link_levels
condizione di errore corrispondente al codice ELOOP POSIX
Original:
error condition corresponding to POSIX code ELOOP
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value_too_large
condizione di errore corrispondente al codice EOVERFLOW POSIX
Original:
error condition corresponding to POSIX code EOVERFLOW
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wrong_protocol_type
condizione di errore corrispondente al codice EPROTOTYPE POSIX
Original:
error condition corresponding to POSIX code EPROTOTYPE
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[modifica]Helper classi

(C++11)
estende il tratto std::is_error_condition_enum tipo per identificare i valori del std::errc come condizioni di errore
Original:
extends the type trait std::is_error_condition_enum to identify the the std::errc values as error conditions
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(funzione di modello)

[modifica]Non membri funzioni

(C++11)
costruisce un codice di errore std::errc
Original:
constructs an std::errc error code
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(funzione)
(C++11)
costruisce una condizione di errore std::errc
Original:
constructs an std::errc error condition
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(funzione)

[modifica]Esempio

#include <iostream>#include <system_error>#include <thread>int main(){try{std::thread().detach();// detaching a not-a-thread}catch(conststd::system_error& e){std::cout<<"Caught a system_error\n";if(e.code()== std::errc::invalid_argument)std::cout<<"The error condition is std::errc::invalid_argument\n";std::cout<<"the error description is "<< e.what()<<'\n';}}

Output: 

Caught a system_error The error condition is std::errc::invalid_argument the error description is Invalid argument

[modifica]Vedi anche

(C++11)
in possesso di un dipendente dalla piattaforma codice di errore
Original:
holds a platform-dependent error code
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(classe)[modifica]
(C++11)
contiene un codice di errore portatile
Original:
holds a portable error code
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(classe)[modifica]
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