samba-mirror/docs-xml/smbdotconf/security/readonly.xml

<samba:parameter name="read only"
                 context="S"
				 type="boolean"
                 basic="1" advanced="1"
                 xmlns:samba="http://www.samba.org/samba/DTD/samba-doc">
<synonym>write ok</synonym>
<description>
    <para>An inverted synonym is <smbconfoption name="writeable"/>.</para>

    <para>If this parameter is <constant>yes</constant>, then users 
    of a service may not create or modify files in the service's 
    directory.</para>

    <para>Note that a printable service (<command moreinfo="none">printable = yes</command>)
    will <emphasis>ALWAYS</emphasis> allow writing to the directory 
    (user privileges permitting), but only via spooling operations.</para>
</description>

<value type="default">yes</value>
</samba:parameter>