man.el: Fix links on hyphenated words (bug#23647)

* lisp/man.el (Man-bgproc-sentinel): Make links work on
hyphenated words.

1 files changed, 11 insertions, 2 deletions

diff --git a/lisp/man.el b/lisp/man.el
index 5acf90baf28..0410626c655 100644
--- a/lisp/man.el
+++ b/lisp/man.el
@@ -1430,8 +1430,17 @@ manpage command."
                         (quit-restore-window
                          (get-buffer-window (current-buffer) t) 'kill)
                       (kill-buffer (current-buffer)))
-                    (message "Can't find the %s manpage"
-                             (Man-page-from-arguments args)))
+                    ;; Entries hyphenated due to the window's width
+                    ;; won't be found in the man database, so remove
+                    ;; the hyphenation -- assuming Groff hyphenates
+                    ;; either with hyphen-minus (ASCII 45, #x2d),
+                    ;; hyphen (#x2010) or soft hyphen (#xad) -- and
+                    ;; look again.
+                    (if (string-match "[-‐­]" args)
+                        (let ((str (replace-match "" nil nil args)))
+                          (Man-getpage-in-background str))
+                      (message "Can't find the %s manpage"
+                               (Man-page-from-arguments args))))
 
                 (if Man-fontify-manpage-flag
                     (message "%s man page formatted"