#!/bin/sh
: ; exec klone $0 "$@"
; The above line finds the klone executable in the $PATH
;;Skeleton of a typical klone script
;;(stack-dump-on-error t)
;;(kdb t)

(setq args (getopts "USAGE: file-case files...
recursively rename file and dir arguments to lower/upper case"
    ("-l" () tolower? "convert files and dirs to lower case (default)")
    ("-u" () toupper? "convert files and dirs to upper case")
    ("-v" () verbose "verbose operation")
))



(defun main (&aux
  )
  (dolist (file args)
    (if (= 'directory (file-type file))
      (progn
	(convert-dir file)
	(convert-file file)
      )
      (not (file-type file))
      (print-format "*** FILE NOT FOUND, IGNORED: %0\n" file)
      (convert-file file)			;rename files and dirs
    )
  )
)

(defun convert-file (file &aux 
    (new (if toupper? (toupper file) (tolower file)))
  )
  (if (/= new file) (progn
      (if verbose (print-format "  %0 ==> %1\n" file new))
      (wait (system (list "mv" file new)))
  ))  
)

(defun convert-dir (dir &aux		;recurse in dirs
    (*current-directory* dir)
  )
  (if verbose (print-format "======BEGIN DIR: %0\n" *current-directory*))
  (dolist (file (directory))
    (if (= 'directory (file-type file))
      (convert-dir file)
    )
    (convert-file file)
  )
  (if verbose (print-format "======END   DIR: %0\n" *current-directory*))
)

(main)

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