Add a provide statement.

(calc-Need-calc-graph): Remove it.
(calc-gnuplot-name, calc-gnuplot-plot-command, calc-gnuplot-print):
Give them values.

diff --git a/lisp/calc/calc-graph.el b/lisp/calc/calc-graph.el
index d4cc4c545182df552cf3fa6d3ea4de025ffa544a..b645b8692dd493a0838cc6984b85b1f0336000c4 100644 (file)
--- a/lisp/calc/calc-graph.el
+++ b/lisp/calc/calc-graph.el
@@ -27,16 +27,21 @@
 ;;; Code:
 
 ;; This file is autoloaded from calc-ext.el.
-(require 'calc-ext)
 
+(require 'calc-ext)
 (require 'calc-macs)
 
-(defun calc-Need-calc-graph () nil)
+;;; Graphics
+
+(defvar calc-gnuplot-name "gnuplot"
+  "*Name of GNUPLOT program, for calc-graph features.")
 
+(defvar calc-gnuplot-plot-command nil
+  "*Name of command for displaying GNUPLOT output; %s = file name to print.")
 
-;;; Graphics
+(defvar calc-gnuplot-print-command "lp %s"
+  "*Name of command for printing GNUPLOT output; %s = file name to print.")
 
-;;; Note that some of the following initial values also occur in calc.el.
 (defvar calc-gnuplot-tempfile "calc")
 
 (defvar calc-gnuplot-default-device)
@@ -1472,5 +1477,7 @@ This \"dumb\" driver will be present in Gnuplot 3.0."
            (goto-char (point-max))
            (insert "\n"))))))
 
+(provide 'calc-graph)
+
 ;;; arch-tag: e4b06a52-c386-4d54-a2bb-7c0a0ef533c2
 ;;; calc-graph.el ends here