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1 ;;; -*- Mode: Emacs-Lisp -*-
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2
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3 ;;; ilisp-bat.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 ;;; Inferior LISP interaction package batch submodule.
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24
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25 ;;; See ilisp.el for more information.
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26 (defun mark-change-lisp (arg)
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27 "Mark the current defun as being changed so that lisp-eval-changes,
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28 or lisp-compile-changes will work on it. With a prefix, unmark."
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29 (interactive "P")
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30 (let (point name)
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31 (save-excursion
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32 (setq point (lisp-defun-begin)
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33 name (lisp-def-name)))
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34 (if arg
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35 (let ((marker (car (lisp-memk point lisp-changes 'marker-position))))
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36 (message "%s marked as unchanged" name)
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37 (setq lisp-changes (delq marker lisp-changes)))
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38 (message "%s marked as changed" name)
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39 (if (not (lisp-memk point lisp-changes 'marker-position))
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40 (let ((new (make-marker)))
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41 (set-marker new point)
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42 (setq lisp-changes (cons new lisp-changes)))))))
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43
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44 ;;;
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45 (defun list-changes-lisp ()
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46 "List the name of LISP forms currently marked as being changed."
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47 (interactive)
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48 (let ((names (reverse (mapcar (function
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49 (lambda (change)
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50 (save-excursion
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51 (set-buffer (marker-buffer change))
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52 (goto-char change)
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53 (lisp-def-name))))
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54 lisp-changes))))
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55 (if names
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56 (with-output-to-temp-buffer "*Changed-Definitions*"
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57 (display-completion-list names)
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58 (save-excursion
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59 (set-buffer "*Changed-Definitions*")
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60 (goto-char (point-min))
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61 (kill-line)
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62 (insert "Changed LISP forms:")))
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63 (error "No changed definitions"))))
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64
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65 ;;;
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66 (defun clear-changes-lisp ()
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67 "Clear the list of LISP forms currently marked as being changed."
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68 (interactive)
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69 (message "Cleared changes")
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70 (setq lisp-changes nil))
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71
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72 ;;;
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73 (defun lisp-change-handler (&rest args)
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74 "Handle an error during a batch process by keeping the change on the
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75 list and passing it on to the normal error handler."
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76 (let ((change (car ilisp-pending-changes)))
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77 (if (and comint-errorp
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78 (not (lisp-memk change lisp-changes 'marker-position)))
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79 (setq lisp-changes (nconc lisp-changes (cons change nil)))))
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80 (setq ilisp-pending-changes (cdr ilisp-pending-changes))
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81 (apply comint-handler args))
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82
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83 ;;;
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84 (defun lisp-changes (command message)
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85 "Apply COMMAND to each of the changes and use MESSAGE to print a
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86 message given the name of the change. If there is a positive prefix,
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87 the change list will not be changed."
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88 (save-excursion
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89 (set-buffer (ilisp-buffer))
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90 (let ((keep (and current-prefix-arg (not (eq current-prefix-arg '-))))
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91 (changes (reverse lisp-changes))
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92 (lisp-wait-p nil))
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93 (setq ilisp-pending-changes (nconc ilisp-pending-changes changes)
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94 current-prefix-arg nil) ;Prevent buffer insertion
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95 (if comint-queue-emptied
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96 (save-excursion
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97 (setq comint-queue-emptied nil)
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98 (set-buffer (get-buffer-create "*Errors*"))
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99 (delete-region (point-min) (point-max))))
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100 (while changes
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101 (let* ((change (car changes))
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102 name)
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103 (set-buffer (marker-buffer change))
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104 (goto-char change)
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105 (setq name (lisp-def-name))
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106 (forward-sexp)
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107 (funcall command change (point) nil (format message name)
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108 nil 'lisp-change-handler)
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109 (setq changes (cdr changes))))
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110 (comint-send-code
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111 (ilisp-process)
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112 (function (lambda ()
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113 (save-excursion
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114 (set-buffer (get-buffer-create "*Last-Changes*"))
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115 (delete-region (point-min) (point-max))
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116 (insert (save-excursion
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117 (set-buffer "*Errors*")
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118 (buffer-string)))))))
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119 (if keep
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120 (message "Started, but keeping changes")
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121 (message "Started changes")
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122 (setq lisp-changes nil)))))
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123
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124 ;;;
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125 (defun eval-changes-lisp ()
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126 "Evaluate the forms marked as being changed. With prefix, do not
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127 clear the change list."
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128 (interactive)
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129 (lisp-changes 'eval-region-lisp "Evaluate changed %s"))
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130
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131 ;;;
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132 (defun compile-changes-lisp ()
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133 "Compile the forms marked as being changed. With prefix, do not
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134 clear the change list."
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135 (interactive)
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136 (lisp-changes 'compile-region-lisp "Compile changed %s"))
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