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-rw-r--r--lisp/ChangeLog3
-rw-r--r--lisp/calc/calc-graph.el8
2 files changed, 7 insertions, 4 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 06aeaca6421..820aa6fc764 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,8 @@
2009-06-23 Glenn Morris <rgm@gnu.org>
+ * calc/calc-graph.el (calc-graph-plot): Avoid assignment to free
+ variable `filename'.
+
* comint.el (comint-insert-input): Doc fix.
* Makefile.in (ELCFILES): Fix typo in previous change.
diff --git a/lisp/calc/calc-graph.el b/lisp/calc/calc-graph.el
index 8bc352bfb1a..5e9470da5f3 100644
--- a/lisp/calc/calc-graph.el
+++ b/lisp/calc/calc-graph.el
@@ -529,10 +529,10 @@
(calc-clear-command-flag 'clear-message)
(message "No data to plot!"))
(setq calc-graph-data-cache-limit (max calc-graph-curve-num
- calc-graph-data-cache-limit)
- filename (calc-temp-file-name 0))
- (write-region (point-min) (point-max) filename nil 'quiet)
- (calc-gnuplot-command "load" (prin1-to-string filename))
+ calc-graph-data-cache-limit))
+ (let ((filename (calc-temp-file-name 0)))
+ (write-region (point-min) (point-max) filename nil 'quiet)
+ (calc-gnuplot-command "load" (prin1-to-string filename)))
(or (equal output "STDOUT")
calc-gnuplot-keep-outfile
(progn ; need to close the output file before printing/plotting