*read-eval* (ANSI and GNU Common Lisp Document)

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#### 23.2.15 *read-eval* [Variable]

#### Value Type::

a generalized boolean.

#### Initial Value::

true.

#### Description::

If it is true, the `#.` reader macro has its normal effect. Otherwise, that reader macro signals an error of type reader-error.

#### See Also::

*print-readably*

#### Notes::

If *read-eval* is false and *print-readably* is true, any method for print-object that would output a reference to the `#.` reader macro either outputs something different or signals an error of type print-not-readable.