Function: comint-osc-directory-tracker
comint-osc-directory-tracker is a byte-compiled function defined in
comint.el.gz.
Signature
(comint-osc-directory-tracker _ TEXT)
Documentation
Update default-directory from OSC 7 escape sequences.
This function is intended to be included as an entry of
comint-osc-handlers. You should moreover arrange for your
shell to print the appropriate escape sequence at each prompt,
say with the following command:
printf "\\e]7;file://%s%s\\e\\\\" "$HOSTNAME" "$PWD"
This functionality serves as an alternative to dirtrack-mode(var)/dirtrack-mode(fun)
and shell-dirtrack-mode(var)/shell-dirtrack-mode(fun).
Source Code
;; Defined in /usr/src/emacs/lisp/comint.el.gz
(defun comint-osc-directory-tracker (_ text)
"Update `default-directory' from OSC 7 escape sequences.
This function is intended to be included as an entry of
`comint-osc-handlers'. You should moreover arrange for your
shell to print the appropriate escape sequence at each prompt,
say with the following command:
printf \"\\e]7;file://%s%s\\e\\\\\" \"$HOSTNAME\" \"$PWD\"
This functionality serves as an alternative to `dirtrack-mode'
and `shell-dirtrack-mode'."
(let ((url (url-generic-parse-url text)))
(when (and (string= (url-type url) "file")
(or (null (url-host url))
(string= (url-host url) (system-name))))
(ignore-errors
(cd-absolute (url-unhex-string (url-filename url)))))))