Function: mh-index-folder-search-regexp
mh-index-folder-search-regexp is a byte-compiled function defined in
mh-search.el.gz.
Signature
(mh-index-folder-search-regexp FOLDER)
Documentation
If FOLDER was created by an index search, return the search regexp.
Return nil if FOLDER doesn't exist or the .mhe_index file is garbled.
Source Code
;; Defined in /usr/src/emacs/lisp/mh-e/mh-search.el.gz
(defun mh-index-folder-search-regexp (folder)
"If FOLDER was created by an index search, return the search regexp.
Return nil if FOLDER doesn't exist or the .mhe_index file is
garbled."
(ignore-errors
(with-temp-buffer
(insert-file-contents
(format "%s%s/%s" mh-user-path (substring folder 1) mh-index-data-file))
(goto-char (point-min))
(forward-list 3)
(cadr (read (current-buffer))))))