Function: tramp-sh-handle-file-name-all-completions

tramp-sh-handle-file-name-all-completions is a byte-compiled function defined in tramp-sh.el.gz.

Signature

(tramp-sh-handle-file-name-all-completions FILENAME DIRECTORY)

Documentation

Like file-name-all-completions for Tramp files.

Source Code

;; Defined in /usr/src/emacs/lisp/net/tramp-sh.el.gz
;; This function should return "foo/" for directories and "bar" for
;; files.
(defun tramp-sh-handle-file-name-all-completions (filename directory)
  "Like `file-name-all-completions' for Tramp files."
  (tramp-skeleton-file-name-all-completions filename directory
    (with-parsed-tramp-file-name (expand-file-name directory) nil
      (when (and (not (tramp-compat-string-search "/" filename))
		 (tramp-connectable-p v))
	(unless (tramp-compat-string-search "/" filename)
	  (all-completions
	   filename
	   (with-tramp-file-property v localname "file-name-all-completions"
	     (let (result)
	       ;; Get a list of directories and files, including
	       ;; reliably tagging the directories with a trailing "/".
	       ;; Because I rock.  --daniel@danann.net
	       (if (tramp-get-remote-perl v)
		   (progn
		     (tramp-maybe-send-script
		      v tramp-perl-file-name-all-completions
		      "tramp_perl_file_name_all_completions")
		     (setq result
			   (tramp-send-command-and-read
			    v (format "tramp_perl_file_name_all_completions %s"
				      (tramp-shell-quote-argument localname))
			    'noerror))
		     ;; Cached values.
		     (dolist (elt result)
		       (tramp-set-file-property
			v (cadr elt) "file-directory-p" (nth 2 elt))
		       (tramp-set-file-property
			v (cadr elt) "file-exists-p" (nth 3 elt))
		       (tramp-set-file-property
			v (cadr elt) "file-readable-p" (nth 4 elt)))
		     ;; Result.
		     (mapcar #'car result))

		 ;; Do it with ls.
		 (when (tramp-send-command-and-check
			v (format (concat
				   "cd %s 2>&1 && %s -a 2>%s"
				   " | while IFS= read f; do"
				   " if %s -d \"$f\" 2>%s;"
				   " then echo \"$f/\"; else echo \"$f\"; fi;"
				   " done")
				  (tramp-shell-quote-argument localname)
				  (tramp-get-ls-command v)
				  (tramp-get-remote-null-device v)
				  (tramp-get-test-command v)
				  (tramp-get-remote-null-device v)))

		   ;; Now grab the output.
		   (with-current-buffer (tramp-get-buffer v)
		     (goto-char (point-max))
		     (while (zerop (forward-line -1))
		       (push
			(buffer-substring (point) (line-end-position)) result)))
		   result))))))))))