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create a custom variable for process-connection-type #315

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9 changes: 8 additions & 1 deletion tuareg.el
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Original file line number Diff line number Diff line change
Expand Up @@ -251,6 +251,13 @@ See `comint-scroll-to-bottom-on-output' for details."
(when (derived-mode-p 'tuareg-interactive-mode)
(setq-local comint-scroll-to-bottom-on-output val)))))))

(defcustom tuareg-process-connection-type t
"Default value for `process-connection-type' for top-levels.
Only applies to top-levels launched by `tuareg-run-ocaml'.
Choose nil to use a pipe, or t to use a pty. For example, to run
utop via `tuareg-run-ocaml', set this variable to nil."
:group 'tuareg :type 'boolean)

(defcustom tuareg-skip-after-eval-phrase t
"Non-nil means skip to the end of the phrase after evaluation in the
OCaml REPL."
Expand Down Expand Up @@ -3735,7 +3742,7 @@ I/O via buffer `*OCaml*'."
tuareg-interactive-program))))
(unless (comint-check-proc tuareg-interactive-buffer-name)
(let ((cmdlist (tuareg--split-args tuareg-interactive-program))
(process-connection-type t))
(process-connection-type tuareg-process-connection-type))
(set-buffer (apply (function make-comint) "OCaml"
(car cmdlist) nil (cdr cmdlist)))
(tuareg-interactive-mode)
Expand Down