diff options
Diffstat (limited to 'lisp/man.el')
| -rw-r--r-- | lisp/man.el | 54 |
1 files changed, 25 insertions, 29 deletions
diff --git a/lisp/man.el b/lisp/man.el index a663373dea4..18407e44289 100644 --- a/lisp/man.el +++ b/lisp/man.el @@ -20,18 +20,16 @@ (defun manual-entry (topic &optional section) "Display the Unix manual entry for TOPIC. TOPIC is either the title of the entry, or has the form TITLE(SECTION) -where SECTION is the desired section of the manual, as in \"tty(4)\"." +where SECTION is the desired section of the manual, as in `tty(4)'." (interactive "sManual entry (topic): ") - (if (= (length topic) 0) - (error "Must specify topic")) (if (and (null section) (string-match "\\`[ \t]*\\([^( \t]+\\)[ \t]*(\\(.+\\))[ \t]*\\'" topic)) (setq section (substring topic (match-beginning 2) (match-end 2)) topic (substring topic (match-beginning 1) (match-end 1)))) - (with-output-to-temp-buffer (concat "*" topic " Manual Entry*") - (buffer-disable-undo standard-output) + (with-output-to-temp-buffer "*Manual Entry*" + (buffer-flush-undo standard-output) (save-excursion (set-buffer standard-output) (message "Looking for formatted entry for %s%s..." @@ -89,28 +87,11 @@ where SECTION is the desired section of the manual, as in \"tty(4)\"." (message "Cleaning manual entry for %s..." topic) (nuke-nroff-bs) (set-buffer-modified-p nil) - (setq buffer-read-only t) - (view-mode nil 'bury-buffer) (message "")))) -;; Hint: BS stands for more things than "back space" +;; Hint: BS stands form more things than "back space" (defun nuke-nroff-bs () (interactive "*") - ;; Nuke headers: "MORE(1) UNIX Programmer's Manual MORE(1)" - ;; We expext to find a footer just before the header except at the beginning. - (goto-char (point-min)) - (while (re-search-forward "^ *\\([A-Za-z][-_.A-Za-z0-9]*([0-9A-Z]+)\\).*\\1$" nil t) - (let (start end) - ;; Put START and END around footer and header and garbage blank lines. - ;; Fixed line counts are risky, but allow us to preserve - ;; significant blank lines. - (setq start (save-excursion (forward-line -10) (point))) - (setq end (save-excursion (forward-line 4) (point))) - (delete-region start end))) - ;; Catch the final footer. - (goto-char (point-max)) - (delete-region (point) (save-excursion (forward-line -7) (point))) - ;; Nuke underlining and overstriking (only by the same letter) (goto-char (point-min)) (while (search-forward "\b" nil t) @@ -119,9 +100,6 @@ where SECTION is the desired section of the manual, as in \"tty(4)\"." (cond ((= preceding following) ;; x\bx (delete-char -2)) - ((and (= preceding ?o) (= following ?\+)) - ;; o\b+ - (delete-char -2)) ((= preceding ?\_) ;; _\b (delete-char -2)) @@ -129,10 +107,28 @@ where SECTION is the desired section of the manual, as in \"tty(4)\"." ;; \b_ (delete-region (1- (point)) (1+ (point))))))) - ;; Zap ESC7, ESC8, and ESC9. - ;; This is for Sun man pages like "man 1 csh" + ;; Nuke headers: "MORE(1) UNIX Programmer's Manual MORE(1)" + (goto-char (point-min)) + (while (re-search-forward "^ *\\([A-Za-z][-_A-Za-z0-9]*([0-9A-Z]+)\\).*\\1$" nil t) + (replace-match "")) + + ;; Nuke footers: "Printed 12/3/85 27 April 1981 1" + ;; Sun appear to be on drugz: + ;; "Sun Release 3.0B Last change: 1 February 1985 1" + ;; HP are even worse! + ;; " Hewlett-Packard -1- (printed 12/31/99)" FMHWA12ID!! + ;; System V (well WICATs anyway): + ;; "Page 1 (printed 7/24/85)" + ;; Who is administering PCP to these corporate bozos? (goto-char (point-min)) - (while (re-search-forward "\e[789]" nil t) + (while (re-search-forward + (cond ((eq system-type 'hpux) + "^[ \t]*Hewlett-Packard\\(\\| Company\\)[ \t]*- [0-9]* -.*$") + ((eq system-type 'usg-unix-v) + "^ *Page [0-9]*.*(printed [0-9/]*)$") + (t + "^\\(Printed\\|Sun Release\\) [0-9].*[0-9]$")) + nil t) (replace-match "")) ;; Crunch blank lines |