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cl:functions:package-used-by-list [2019/09/14 05:00]
cl:functions:package-used-by-list [2019/09/22 06:00] (current)
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 +====== 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}