- (insert header (propertize "---" 'face 'fixed-pitch) " ")
- (insert (Buffer-menu-buffer+size "------" "----"))
- (insert " ----" mode-end "----\n")
- (put-text-property 1 (point) 'intangible t))
- (setq list
- (delq t
- (mapcar
- (lambda (buffer)
- (with-current-buffer buffer
- (setq name (buffer-name)
- mode (concat (format-mode-line mode-name nil nil buffer)
- (if mode-line-process
- (format-mode-line mode-line-process nil nil buffer)))
- file (buffer-file-name))
- (cond
- ;; Don't mention internal buffers.
- ((and (string= (substring name 0 1) " ") (null file)))
- ;; Maybe don't mention buffers without files.
- ((and files-only (not file)))
- ((string= name "*Buffer List*"))
- ;; Otherwise output info.
- (t
- (unless file
- ;; No visited file. Check local value of
- ;; list-buffers-directory.
- (when (and (boundp 'list-buffers-directory)
- list-buffers-directory)
- (setq file list-buffers-directory)))
- (list buffer
- (format "%c%c%c "
- (if (eq buffer old-buffer) ?. ? )
- ;; Handle readonly status. The output buffer is special
- ;; cased to appear readonly; it is actually made so at a
- ;; later date.
- (if (or (eq buffer standard-output)
- buffer-read-only)
- ?% ? )
- ;; Identify modified buffers.
- (if (buffer-modified-p) ?* ? ))
- name (buffer-size) mode file)))))
- (buffer-list))))
+ ;; Use U+2014 (EM DASH) to underline if possible, else U+002D (HYPHEN-MINUS)
+ (let ((underline (if (char-displayable-p ?—) ?— ?-)))
+ (insert header
+ (apply 'string
+ (mapcar (lambda (c)
+ (if (memq c '(?\n ?\s)) c underline))
+ header)))))
+ ;; Collect info for every buffer we're interested in.
+ (dolist (buffer (or buffer-list
+ (buffer-list
+ (when Buffer-menu-use-frame-buffer-list
+ (selected-frame)))))
+ (with-current-buffer buffer
+ (let ((name (buffer-name))
+ (file buffer-file-name))
+ (unless (and (not buffer-list)
+ (or
+ ;; Don't mention internal buffers.
+ (and (string= (substring name 0 1) " ") (null file))
+ ;; Maybe don't mention buffers without files.
+ (and files-only (not file))
+ (string= name "*Buffer List*")))
+ ;; Otherwise output info.
+ (let ((mode (concat (format-mode-line mode-name nil nil buffer)
+ (if mode-line-process
+ (format-mode-line mode-line-process
+ nil nil buffer))))
+ (bits (string
+ (if (eq buffer old-buffer) ?. ?\s)
+ ;; Handle readonly status. The output buffer
+ ;; is special cased to appear readonly; it is
+ ;; actually made so at a later date.
+ (if (or (eq buffer standard-output)
+ buffer-read-only)
+ ?% ?\s)
+ ;; Identify modified buffers.
+ (if (buffer-modified-p) ?* ?\s)
+ ;; Space separator.
+ ?\s)))
+ (unless file
+ ;; No visited file. Check local value of
+ ;; list-buffers-directory.
+ (when (and (boundp 'list-buffers-directory)
+ list-buffers-directory)
+ (setq file list-buffers-directory)))
+ (push (list buffer bits name (buffer-size) mode file)
+ list))))))
+ ;; Preserve the original buffer-list ordering, just in case.
+ (setq list (nreverse list))
+ ;; Place the buffers's info in the output buffer, sorted if necessary.