Function: mh-variant-mh-info

mh-variant-mh-info is a byte-compiled function defined in mh-e.el.gz.

Signature

(mh-variant-mh-info DIR)

Documentation

Return info for MH variant in DIR assuming a temporary buffer is set up.

Source Code

;; Defined in /usr/src/emacs/lisp/mh-e/mh-e.el.gz
(defun mh-variant-mh-info (dir)
  "Return info for MH variant in DIR assuming a temporary buffer is set up."
  ;; MH does not have the -version option.
  ;; Its version number is included in the output of "-help" as:
  ;;
  ;; version: MH 6.8.4 #2[UCI] (burrito) of Fri Jan 15 20:01:39 EST 1999
  ;; options: [ATHENA] [BIND] [DUMB] [LIBLOCKFILE] [LOCALE] [MAILGROUP] [MHE]
  ;;          [MHRC] [MIME] [MORE='"/usr/bin/sensible-pager"'] [NLINK_HACK]
  ;;          [NORUSERPASS] [OVERHEAD] [POP] [POPSERVICE='"pop-3"'] [RENAME]
  ;;          [RFC1342] [RPATHS] [RPOP] [SENDMTS] [SMTP] [SOCKETS]
  ;;          [SPRINTFTYPE=int] [SVR4] [SYS5] [SYS5DIR] [TERMINFO]
  ;;          [TYPESIG=void] [UNISTD] [UTK] [VSPRINTF]
  (let ((mhparam (expand-file-name "mhparam" dir)))
    (when (mh-file-command-p mhparam)
      (erase-buffer)
      (call-process mhparam nil '(t nil) nil "-help")
      (goto-char (point-min))
      (when (search-forward-regexp "version: MH \\(\\S +\\)" nil t)
        (let ((version (format "MH %s" (match-string 1))))
          (erase-buffer)
          (call-process mhparam nil '(t nil) nil "libdir")
          (goto-char (point-min))
          (when (search-forward-regexp "^.*$" nil t)
            (let ((libdir (match-string 0)))
              `(,version
                (variant        mh)
                (mh-lib-progs   ,libdir)
                (mh-lib         ,libdir)
                (mh-progs       ,dir)
                (flists         nil)))))))))