Namespaces
Variants
Views
Actions

std::make_error_condition(std::errc)

From cppreference.com
< cpp‎ | error‎ | errc
 
 
Utilities library
General utilities
Date and time
Function objects
Formatting library (C++20)
(C++11)
Relational operators (deprecated in C++20)
Integer comparison functions
(C++20)
Swap and type operations
(C++14)
(C++11)

(C++11)
(C++11)
(C++17)
Common vocabulary types
(C++11)
(C++17)
(C++17)
(C++17)
(C++17)

Elementary string conversions
(C++17)
(C++17)
 
 
std::errc
Non-member functions
make_error_condition
Helper classes
 
Defined in header <system_error>
std::error_condition make_error_condition( std::errc e ) noexcept;
(since C++11)

Creates an error condition for an errc value e. Sets the error code to int(e) and error category to std::generic_category.

[edit] Parameters

e - standard error code

[edit] Return value

Error condition for e.

[edit] Example

#include <system_error>
#include <string>
#include <iostream>
 
int main()
{
    auto err = std::make_error_condition(std::errc::invalid_argument);
    std::cout << err.message() << '\n';
}

Possible output:

Invalid argument