package-used-by-list
package ⇒ used-by-list
package | a package designator. |
used-by-list | a list of package objects. |
package-used-by-list returns a list of other packages that use package.
(package-used-by-list (make-package 'temp)) ⇒ ()
(make-package 'trash :use '(temp)) ⇒ #<PACKAGE "TRASH">
(package-used-by-list 'temp) ⇒ (#<PACKAGE "TRASH">)
Should signal an error of type type-error if package is not a package.