### Home Classes Methods

### In Files

- ext/ffi_c/ffi.c

### Methods

- ::error
- ::error=

### Files

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# FFI::LastError

This module defines a couple of method to set and get `errno` for current thread.

### Public Class Methods

error click to toggle source
@return [Numeric]
Get +errno+ value.

    static VALUE
    get_last_error(VALUE self)
    {
        return INT2NUM(thread_data_get()->td_errno);
    }

error(error) click to toggle source
@param [Numeric] error
@return [nil]
Set +errno+ value.

    static VALUE
    set_last_error(VALUE self, VALUE error)
    {

    #ifdef _WIN32
        SetLastError(NUM2INT(error));
    #else
        errno = NUM2INT(error);
    #endif

        return Qnil;
    }

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