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1 ;;; -*- Mode: Emacs-Lisp -*-
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2
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3 ;;; ilisp-inp.el --
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4
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5 ;;; This file is part of ILISP.
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6 ;;; Version: 5.7
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7 ;;;
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8 ;;; Copyright (C) 1990, 1991, 1992, 1993 Chris McConnell
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9 ;;; 1993, 1994 Ivan Vasquez
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10 ;;; 1994, 1995 Marco Antoniotti and Rick Busdiecker
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11 ;;;
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12 ;;; Other authors' names for which this Copyright notice also holds
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13 ;;; may appear later in this file.
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14 ;;;
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15 ;;; Send mail to 'ilisp-request@lehman.com' to be included in the
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16 ;;; ILISP mailing list. 'ilisp@lehman.com' is the general ILISP
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17 ;;; mailing list were bugs and improvements are discussed.
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18 ;;;
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19 ;;; ILISP is freely redistributable under the terms found in the file
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20 ;;; COPYING.
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21
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22
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23
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24 ;;;
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25 ;;; ILISP input functions
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26 ;;;
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27
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28 ;;;%%Input
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29 (defun lisp-at-start ()
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30 "Return the point if you are at the start of an input expression in
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31 an inferior Lisp."
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32 (save-excursion
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33 (let ((point (point)))
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34 (beginning-of-line)
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35 (comint-skip-prompt)
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36 (if (= point (point))
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37 point))))
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38
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39 ;;;
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40 (defun lisp-input-start ()
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41 "Go to the start of the input region."
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42 (let* ((pmark (process-mark (get-buffer-process (current-buffer)))))
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43 (if (>= (point) pmark)
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44 (goto-char pmark)
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45 (progn
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46 (end-of-line)
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47 (if (re-search-backward comint-prompt-regexp (point-min) 'stay)
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48 (comint-skip-prompt)
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49 (point))))))
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