From b86b9a70dee3f679ddf4e34a0f02067b3d9c475b Mon Sep 17 00:00:00 2001
From: JSDurand <mmemmew@gmail.com>
Date: Wed, 13 Dec 2023 14:34:13 +0800
Subject: eshell: a custom fs command, but not needed.

* eshell-conf.el: A custom `fs` command was added and then commented
  as that is not really needed.
---
 eshell-conf.el | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)

diff --git a/eshell-conf.el b/eshell-conf.el
index 2e00cd5..c8c2605 100644
--- a/eshell-conf.el
+++ b/eshell-conf.el
@@ -532,6 +532,104 @@ This can preserve the original sorting method."
 (advice-add #'eshell-ls-sort-entries
             :around #'durand-eshell-ls-sort-entries)
 
+;;; Custom command 'fs'
+
+;; REVIEW: Not needed?
+
+;; (defun eshell/fs (&rest args)
+;;   "Implementation of `fs'.
+;; See `eshell-fs' for the actual functionality and for the format
+;; of ARGS."
+;;   (eshell-eval-using-options
+;;    "fs" args
+;;    '((?r "reverse" 'reverse sort-mode "Sort from the smallest to the biggest.  Overrides '-s'")
+;;      (?s "sort" nil sort-mode "Sort from the biggest to the smallest")
+;;      (?h "help" nil nil "Print this help message.")
+;;      :usage "[-hrs] [files]"
+;;      :parse-leading-options-only)
+;;    (eshell-fs sort-mode args)))
+
+;; (defun eshell-fs (sort-mode files)
+;;   "Display a summary of sizes of FILES.
+;; SORT-MODE controls how to sort the display:
+;;   - nil: No sorting
+;;   - t: Sort according to sizes from the biggest down
+;;   - other: Sort according to sizes from the smallest up
+
+;; FILES is a list of files to display sizes for.  If FILES is nil,
+;; display the size of the current directory."
+;;   (message "sort-mode: %S" sort-mode)
+;;   (message "files: %S" files)
+;;   nil
+;;   )
+
+;; Fix Lisp du
+
+;; (defvar block-size)
+;; (defvar by-bytes)
+;; (defvar dereference-links)
+;; (defvar grand-total)
+;; (defvar human-readable)
+;; (defvar max-depth)
+;; (defvar only-one-filesystem)
+;; (defvar show-all)
+
+;; (defun durand-eshell/du (&rest args)
+;;   "Implementation of \"du\" in Lisp, passing ARGS.
+;; Do not call external du unconditionally."
+;;   (setq args (if args
+;; 		 (eshell-stringify-list (flatten-tree args))
+;; 	       '(".")))
+;;   (eshell-eval-using-options
+;;    "du" args
+;;    '((?a "all" nil show-all
+;;       "write counts for all files, not just directories")
+;;      (nil "block-size" t block-size
+;;       "use SIZE-byte blocks (i.e., --block-size SIZE)")
+;;      (?b "bytes" nil by-bytes
+;;       "print size in bytes")
+;;      (?c "total" nil grand-total
+;;       "produce a grand total")
+;;      (?d "max-depth" t max-depth
+;;       "display data only this many levels of data")
+;;      (?h "human-readable" 1024 human-readable
+;;       "print sizes in human readable format")
+;;      (?H "is" 1000 human-readable
+;;       "likewise, but use powers of 1000 not 1024")
+;;      (?k "kilobytes" 1024 block-size
+;;       "like --block-size 1024")
+;;      (?L "dereference" nil dereference-links
+;;       "dereference all symbolic links")
+;;      (?m "megabytes" 1048576 block-size
+;;       "like --block-size 1048576")
+;;      (?s "summarize" 0 max-depth
+;;       "display only a total for each argument")
+;;      (?x "one-file-system" nil only-one-filesystem
+;;       "skip directories on different filesystems")
+;;      (nil "help" nil nil
+;;       "show this usage screen")
+;;      :external "du"
+;;      :usage "[OPTION]... FILE...
+;; Summarize disk usage of each FILE, recursively for directories.")
+;;    (unless by-bytes
+;;      (setq block-size (or block-size 1024)))
+;;    (if (and max-depth (stringp max-depth))
+;;        (setq max-depth (string-to-number max-depth)))
+;;    ;; filesystem support means nothing under Windows
+;;    (if (eshell-under-windows-p)
+;;        (setq only-one-filesystem nil))
+;;    (let ((size 0.0))
+;;      (while args
+;;        (if only-one-filesystem
+;; 	   (setq only-one-filesystem
+;; 		 (file-attribute-device-number (eshell-file-attributes
+;; 			                        (file-name-as-directory (car args))))))
+;;        (setq size (+ size (eshell-du-sum-directory
+;; 			   (directory-file-name (car args)) 0)))
+;;        (setq args (cdr args)))
+;;      (if grand-total
+;; 	 (eshell-print (concat (eshell-du-size-string size)
+;; 			       "total\n"))))))
 
 ;;; Integration with Tramp
 
-- 
cgit v1.2.3-18-g5258