diff options
Diffstat (limited to 'lisp/textmodes/nroff-mode.el')
| -rw-r--r-- | lisp/textmodes/nroff-mode.el | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/lisp/textmodes/nroff-mode.el b/lisp/textmodes/nroff-mode.el index 8c2751dc0ca..420472fc5fb 100644 --- a/lisp/textmodes/nroff-mode.el +++ b/lisp/textmodes/nroff-mode.el @@ -55,6 +55,7 @@ (define-key map "\n" 'nroff-electric-newline) (define-key map "\en" 'nroff-forward-text-line) (define-key map "\ep" 'nroff-backward-text-line) + (define-key map "\C-c\C-c" 'nroff-view) (define-key map [menu-bar nroff-mode] (cons "Nroff" menu-map)) (define-key menu-map [nn] '(menu-item "Newline" nroff-electric-newline @@ -73,6 +74,9 @@ nroff-electric-mode :help "Auto insert closing requests if necessary" :button (:toggle . nroff-electric-mode))) + (define-key menu-map [npm] + '(menu-item "Preview as man page" nroff-view + :help "Run man on this file.")) map) "Major mode keymap for `nroff-mode'.") @@ -301,6 +305,23 @@ turns it on if arg is positive, otherwise off." :lighter " Electric" (or (derived-mode-p 'nroff-mode) (error "Must be in nroff mode"))) +(declare-function Man-getpage-in-background "man" (topic)) + +(defun nroff-view () + "Run man on this file." + (interactive) + (require 'man) + (let* ((file (buffer-file-name)) + (viewbuf (get-buffer (concat "*Man " file "*")))) + (unless file + (error "Buffer is not associated with any file")) + (and (buffer-modified-p) + (y-or-n-p (format "Save buffer %s first? " (buffer-name))) + (save-buffer)) + (if viewbuf + (kill-buffer viewbuf)) + (Man-getpage-in-background file))) + ;; Old names that were not namespace clean. (define-obsolete-function-alias 'count-text-lines 'nroff-count-text-lines "22.1") (define-obsolete-function-alias 'forward-text-line 'nroff-forward-text-line "22.1") |