95 lines
3.2 KiB
EmacsLisp
95 lines
3.2 KiB
EmacsLisp
;;; inf-caml.el --- run the Caml toplevel in an Emacs buffer
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;; Xavier Leroy, july 1993.
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;; modified by Jacques Garrigue, july 1997.
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(require 'comint)
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(defvar inferior-caml-mode-map nil)
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(if inferior-caml-mode-map nil
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(setq inferior-caml-mode-map
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(copy-keymap comint-mode-map)))
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;; Augment Caml mode, so you can process Caml code in the source files.
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(defvar inferior-caml-program "ocaml"
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"*Program name for invoking an inferior Caml from Emacs.")
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(defun inferior-caml-mode ()
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"Major mode for interacting with an inferior Caml process.
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Runs a Caml toplevel as a subprocess of Emacs, with I/O through an
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Emacs buffer. A history of input phrases is maintained. Phrases can
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be sent from another buffer in Caml mode.
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\\{inferior-caml-mode-map}"
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(interactive)
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(comint-mode)
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(setq comint-prompt-regexp "^# ?")
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(setq major-mode 'inferior-caml-mode)
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(setq mode-name "Inferior Caml")
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(make-local-variable 'paragraph-start)
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(setq paragraph-start (concat "^$\\|" page-delimiter))
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(make-local-variable 'paragraph-separate)
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(setq paragraph-separate paragraph-start)
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(make-local-variable 'paragraph-ignore-fill-prefix)
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(setq paragraph-ignore-fill-prefix t)
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(make-local-variable 'require-final-newline)
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(setq require-final-newline t)
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(make-local-variable 'comment-start)
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(setq comment-start "(*")
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(make-local-variable 'comment-end)
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(setq comment-end "*)")
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(make-local-variable 'comment-column)
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(setq comment-column 40)
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(make-local-variable 'comment-start-skip)
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(setq comment-start-skip "(\\*+ *")
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(make-local-variable 'parse-sexp-ignore-comments)
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(setq parse-sexp-ignore-comments nil)
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(use-local-map inferior-caml-mode-map)
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(run-hooks 'inferior-caml-mode-hooks))
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(defun run-caml (cmd)
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"Run an inferior Caml process.
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Input and output via buffer `*inferior-caml*'."
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(interactive (list (read-from-minibuffer "Caml command to run: "
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inferior-caml-program)))
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(setq inferior-caml-program cmd)
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(if (not (comint-check-proc "*inferior-caml*"))
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(let ((cmdlist (inferior-caml-args-to-list cmd))
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(process-connection-type nil))
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(set-buffer (apply (function make-comint)
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"inferior-caml" (car cmdlist) nil (cdr cmdlist)))
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(inferior-caml-mode)))
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(setq caml-shell-active t)
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(switch-to-buffer "*inferior-caml*"))
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(defun inferior-caml-args-to-list (string)
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(let ((where (string-match "[ \t]" string)))
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(cond ((null where) (list string))
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((not (= where 0))
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(cons (substring string 0 where)
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(inferior-caml-args-to-list (substring string (+ 1 where)
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(length string)))))
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(t (let ((pos (string-match "[^ \t]" string)))
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(if (null pos)
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nil
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(inferior-caml-args-to-list (substring string pos
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(length string)))))))))
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(defun inferior-caml-show-subshell ()
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(interactive)
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(display-buffer "*inferior-caml*"))
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(defun inferior-caml-eval-region (start end)
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"Send the current region to the inferior Caml process."
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(interactive"r")
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(comint-send-region "*inferior-caml*" start end)
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(comint-send-string "*inferior-caml*" ";;\n")
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(if (not (get-buffer-window "*inferior-caml*" t))
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(display-buffer "*inferior-caml*")))
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;;; inf-caml.el ends here
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(provide 'inf-caml)
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