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Annotation of 43BSD/contrib/emacs/lisp/lpr.el, revision 1.1.1.1

1.1       root        1: ;; Print Emacs buffer on line printer.
                      2: ;; Copyright (C) 1985 Richard M. Stallman.
                      3: 
                      4: ;; This file is part of GNU Emacs.
                      5: 
                      6: ;; GNU Emacs is distributed in the hope that it will be useful,
                      7: ;; but WITHOUT ANY WARRANTY.  No author or distributor
                      8: ;; accepts responsibility to anyone for the consequences of using it
                      9: ;; or for whether it serves any particular purpose or works at all,
                     10: ;; unless he says so in writing.  Refer to the GNU Emacs General Public
                     11: ;; License for full details.
                     12: 
                     13: ;; Everyone is granted permission to copy, modify and redistribute
                     14: ;; GNU Emacs, but only under the conditions described in the
                     15: ;; GNU Emacs General Public License.   A copy of this license is
                     16: ;; supposed to have been given to you along with GNU Emacs so you
                     17: ;; can know your rights and responsibilities.  It should be in a
                     18: ;; file named COPYING.  Among other things, the copyright notice
                     19: ;; and this notice must be preserved on all copies.
                     20: 
                     21: 
                     22: ;(defconst lpr-switches nil
                     23: ;  "*List of strings to pass as extra switch args to lpr when it is invoked.")
                     24: 
                     25: (defun lpr-buffer ()
                     26:   "Print buffer contents as with Unix command `lpr'.
                     27: `lpr-switches' is a list of extra switches (strings) to pass to lpr."
                     28:   (interactive)
                     29:   (print-region-1 (point-min) (point-max) lpr-switches))
                     30: 
                     31: (defun print-buffer ()
                     32:   "Print buffer contents as with Unix command `lpr -p'.
                     33: `lpr-switches' is a list of extra switches (strings) to pass to lpr."
                     34:   (interactive)
                     35:   (print-region-1 (point-min) (point-max) (cons "-p" lpr-switches)))
                     36: 
                     37: (defun lpr-region (start end)
                     38:   "Print region contents as with Unix command `lpr'.
                     39: `lpr-switches' is a list of extra switches (strings) to pass to lpr."
                     40:   (interactive "r")
                     41:   (print-region-1 start end lpr-switches))
                     42: 
                     43: (defun print-region (start end)
                     44:   "Print region contents as with Unix command `lpr -p'.
                     45: `lpr-switches' is a list of extra switches (strings) to pass to lpr."
                     46:   (interactive "r")
                     47:   (print-region-1 start end (cons "-p" lpr-switches)))
                     48: 
                     49: (defun print-region-1 (start end switches)
                     50:   (save-excursion
                     51:    (message "Spooling...")
                     52:    (if (/= tab-width 8)
                     53:        (let ((oldbuf (current-buffer)))
                     54:        (set-buffer (get-buffer-create " *spool temp*"))
                     55:        (widen) (erase-buffer)
                     56:        (insert-buffer-substring oldbuf)
                     57:        (call-process-region start end "expand"
                     58:                             t t nil
                     59:                             (format "-%d" tab-width))))
                     60:    (apply 'call-process-region
                     61:          (nconc (list start end "lpr"
                     62:                       nil nil nil
                     63:                       "-J" (concat (buffer-name) " Emacs buffer")
                     64:                       "-T" (concat (buffer-name) " Emacs buffer"))
                     65:                 switches))
                     66:    (message "Spooling...done")))

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