Improve glob message

Author: Girgias

appendices/migration82/incompatible.xml

@@ -43,9 +43,11 @@
   <title>Standard</title>
 
   <para>
-   <function>glob</function> returns an empty &array; if all paths are restricted by <link linkend="ini.open-basedir">open_basedir</link>.
-   Previously the error was returned but that behavior was not consistent and
-   did not work correctly for all patterns.
+   <function>glob</function> now returns an empty &array; if all paths are
+   restricted by <link linkend="ini.open-basedir">open_basedir</link>.
+   Previously it returned &false;.
+   Moreover, a warning is now emitted even if only some paths are restricted by
+   <link linkend="ini.open-basedir">open_basedir</link>.
   </para>
 
   <para>
@@ -104,9 +106,11 @@
   </para>
 
   <para>
-   <classname>GlobIterator</classname> returns an empty &array; if all paths are
-   restricted by <link linkend="ini.open-basedir">open_basedir</link>. Previously the error was returned but that
-   behavior was not consistent and did not work correctly.
+   <classname>GlobIterator</classname> now returns an empty &array; if all
+   paths are restricted by <link linkend="ini.open-basedir">open_basedir</link>.
+   Previously it returned &false;.
+   Moreover, a warning is now emitted even if only some paths are restricted by
+   <link linkend="ini.open-basedir">open_basedir</link>.
   </para>
  </sect2>