The latest version of this topic can be found at <system_error> functions.
| generic_category | make_error_code | make_error_condition |
| system_category |
generic_category
Represents the category for generic errors.
extern const error_category& generic_category();
Remarks
The generic_category object is an implementation of error_category.
make_error_code
Creates an error code object.
error_code make_error_code(generic_errno _Errno);
Parameters
| Parameter | Description |
|---|---|
_Errno |
The enumeration value to store in the error code object. |
Return Value
The error code object.
Remarks
make_error_condition
Creates an error condition object.
error_condition make_error_condition(generic_errno _Errno);
Parameters
| Parameter | Description |
|---|---|
_Errno |
The enumeration value to store in the error condition object. |
Return Value
The error condition object.
Remarks
system_category
Represents the category for errors caused by low-level system overflows.
extern const error_category& system_category();
Remarks
The system_category object is an implementation of error_category.