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cl:functions:file-author [2019/11/11 05:00]
cl:functions:file-author [2020/05/25 18:00] (current)
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 +====== Function FILE-AUTHOR ======
 +  * **file-author** //​pathspec//​ → //author//
 +====Arguments and Values====
 +  * //​pathspec//​ - a //​[[CL:​Glossary:​pathname designator]]//​.
 +  * //author// - a //​[[CL:​Glossary:​string]]//​ or **[[CL:​Constant Variables:​nil]]**.
 +  * Returns a //​[[CL:​Glossary:​string]]//​ naming the author of the //​[[CL:​Glossary:​file]]//​ specified by //​pathspec//,​ or **[[CL:​Constant Variables:​nil]]** if the author'​s name cannot be determined.
 +([[CL:​Macros:​with-open-file]] (stream ">​relativity>​general.text"​)
 +  (file-author s)) 
 +====Affected By====
 +The host computer'​s file system.
 +Other users of the //​[[CL:​Glossary:​file]]//​ named by //​pathspec//​.
 +====Exceptional Situations====
 +An error of type **[[CL:​Types:​file-error]]** is signaled if //​pathspec//​ is //​[[CL:​Glossary:​wild]]//​.
 +An error of type **[[CL:​Types:​file-error]]** is signaled if the //​[[CL:​Glossary:​file system]]// cannot perform the requested operation.
 +====See Also====
 +**[[CL:​Types:​pathname|System Class PATHNAME]]**,​ **[[CL:​Types:​logical-pathname|System Class LOGICAL-PATHNAME]]**,​ {\secref\FileSystemConcepts},​ {\secref\PathnamesAsFilenames}