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call-process instead of call-process-region with empty region

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* lisp/calc/calc-graph.el (calc-graph-show-tty):
Use call-process and shell-command-switch.
This commit is contained in:
Tino Calancha 2016-08-23 22:38:48 +09:00
parent c325e19966
commit f345fdd7e6
1 changed files with 3 additions and 3 deletions
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6
lisp/calc/calc-graph.el
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@ -908,9 +908,9 @@
(defun calc-graph-show-tty (output)
"Default calc-gnuplot-plot-command for \"tty\" output mode.
This is useful for tek40xx and other graphics-terminal types."
(call-process-region 1 1 shell-file-name
nil calc-gnuplot-buffer nil
"-c" (format "cat %s >/dev/tty; rm %s" output output)))
(call-process shell-file-name nil calc-gnuplot-buffer nil
shell-command-switch
(format "cat %s >/dev/tty; rm %s" output output)))
(defvar calc-dumb-map nil
"The keymap for the \"dumb\" terminal plot.")