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A PCRE internal error occured. This might be caused by a faulty plugin

====== Function PACKAGE-USED-BY-LIST ====== ====Syntax==== * **package-used-by-list** //package// → //used-by-list// ====Arguments and Values==== * //package// - a //[[CL:Glossary:package designator]]//. * //used-by-list// - a //[[CL:Glossary:list]]// of //[[CL:Glossary:package]]// //[[CL:Glossary:object|objects]]//. ====Description==== **package-used-by-list** returns a //[[CL:Glossary:list]]// of other //[[CL:Glossary:package|packages]]// that use //package//. ====Examples==== <blockquote> (package-used-by-list ([[CL:Functions:make-package]] 'temp)) <r>[[CL:Constant Variables:NIL]]</r> ([[CL:Functions:make-package]] 'trash :use '(temp)) <r>#<PACKAGE "TRASH"> </r> (package-used-by-list 'temp) <r>(#<PACKAGE "TRASH">) </r> </blockquote> ====Side Effects==== None. ====Affected By==== None. ====Exceptional Situations==== Should signal an error of type type-error if //package// is not a //[[CL:Glossary:package]]//. ====See Also==== * **[[CL:Functions:use-package|Function USE-PACKAGE]]**, * **[[CL:Functions:unuse-package|Function UNUSE-PACKAGE]]** ====Notes==== None. \issue{PACKAGE-FUNCTION-CONSISTENCY:MORE-PERMISSIVE}