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1 ;;; -*- Mode: Emacs-Lisp -*-
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2
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3 ;;; ilisp-mod.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 mode top level definitions.
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26 ;;;
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27
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28 ;;;%ilisp-mode
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29
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30 (defun ilisp-byte-code-to-list (function)
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31 "Returns a list suitable for passing to make-byte-code from FUNCTION."
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32 (let ((function-object
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33 (if (symbolp function)
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34 (symbol-function function)
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35 function)))
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36 (if (fboundp 'compiled-function-arglist)
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37 ;; XEmacs
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38 (read (concat "("
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39 (substring (let ((print-readably t))
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40 (prin1-to-string function-object))
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41 2 -1)
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42 ")"))
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43 ;; FSFmacs
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44 (append function-object nil))))
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45
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46 ;;;
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47 (defun ilisp-set-doc (function string)
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48 "Set the documentation of the symbol FUNCTION to STRING."
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49 (let* ((old-function (symbol-function function)))
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50 (cond ((listp old-function)
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51 ;; Probe to test whether function is in preloaded read-only
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52 ;; memory, and if so make writable copy:
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53 (condition-case nil
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54 (setcar old-function (car old-function))
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55 (error
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56 (setq old-function (copy-sequence old-function)) ; shallow copy only
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57 (fset function old-function)))
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58 (let ((ndoc-cdr (nthcdr 2 old-function)))
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59 (if (stringp (car ndoc-cdr))
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60 ;; Replace the existing docstring.
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61 (setcar ndoc-cdr string)
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62 ;; There is no docstring. Insert the overwrite msg.
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63 (setcdr ndoc-cdr (cons (car ndoc-cdr) (cdr ndoc-cdr)))
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64 (setcar ndoc-cdr string))))
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65 (t
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66 ;; it's an emacs19 compiled-code object
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67 (let ((new-code (ilisp-byte-code-to-list old-function)))
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68 (if (nthcdr 4 new-code)
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69 (setcar (nthcdr 4 new-code) string)
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70 (setcdr (nthcdr 3 new-code) (cons string nil)))
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71 (fset function (apply 'make-byte-code new-code)))))))
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72
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73
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74
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75 ;;;
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76 (defun ilisp-mode ()
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77 (interactive)
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78 (run-ilisp))
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79
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80 (ilisp-set-doc 'ilisp-mode ilisp-documentation)
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81 (ilisp-set-doc 'lisp-mode ilisp-documentation)
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82
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83 ;;;%%ILISP
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84 (defun lisp-command-args (string)
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85 "Break up STRING into (command args ...)."
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86 (let ((len (length string))
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87 (position 0)
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88 (arg 0)
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89 (args nil))
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90 (while (< position len)
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91 (if (eq (aref string position) ?\ )
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92 (setq args (cons (substring string arg position) args)
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93 arg (1+ position)))
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94 (setq position (1+ position)))
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95 (setq args (reverse (cons (substring string arg position) args)))
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96 args))
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97
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98
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99
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100 ;;;
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101 (defun ilisp (name setup)
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102 "Run an inferior LISP process NAME, input and output via buffer *name*.
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103 If there is a process already running in *name*, just switch to that buffer.
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104 Takes the program name from the variable ilisp-program.
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105 \(Type \\[describe-mode] in the process buffer for a list of commands.)"
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106 (set-buffer ilisp-buffer)
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107 (if (not (comint-check-proc ilisp-buffer))
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108 (let* ((dialect (car ilisp-dialect))
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109 (program ilisp-program)
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110 (args (lisp-command-args program))
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111 ;; Use pipes so that strings can be long
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112 (process-connection-type nil)
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113 (names (format "%s" name))
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114 start)
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115 (apply 'make-comint name (car args) nil (cdr args))
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116 (comint-setup-ipc)
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117 ;; Because comint-mode kills all buffer-local variables in
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118 ;; fsf-19 we have to re-call the setup here.
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119 (funcall setup name)
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120 (setq major-mode 'ilisp-mode
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121 mode-name "ILISP")
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122 (rplaca (car comint-send-queue)
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123 (function (lambda ()
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124 (run-hooks 'ilisp-init-hook))))
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125 (setq ilisp-initialized (lisp-del ilisp-buffer ilisp-initialized))
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126 (if (not (lisp-memk names ilisp-buffers 'car))
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127 (setq ilisp-buffers (cons (list names) ilisp-buffers)))
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128 (lisp-pop-to-buffer ilisp-buffer)
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129 (setq start (window-start (selected-window))
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130 ilisp-program program)
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131 (goto-char (point-max))
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132 (insert (format "Starting %s ...\n" ilisp-program))
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133 (set-marker (process-mark (ilisp-process)) (point))
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134 (funcall comint-update-status 'start)
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135 (if ilisp-motd
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136 (progn (lisp-display-output (format ilisp-motd ilisp-version))
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137 (set-window-start (selected-window) start)))
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138 (if (not ilisp-prefix-match) (require 'completer)))
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139 (lisp-pop-to-buffer ilisp-buffer))
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140 (use-local-map ilisp-use-map)
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141 ;; This is necessary to get mode documentation to come out right
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142 (set-default 'ilisp-use-map ilisp-use-map))
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143
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144
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145 ;;;%Manual
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146 (autoload 'fi:clman "fi/clman"
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147 "Look up SYMBOL in the online manual with completion." t)
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148 (autoload 'fi:clman-apropos "fi/clman"
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149 "Do an apropos search in online manual for STRING." t)
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150
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151 ;;;%Bridges
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152 (autoload 'install-bridge "bridge" "Install process bridge." t)
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153
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154 ;;;%Modes
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155 (set-default 'auto-mode-alist
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156 (append '(("\\.cl$" . lisp-mode) ("\\.lisp$" . lisp-mode))
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157 auto-mode-alist))
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158 (setq completion-ignored-extensions
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159 (append '(".68fasl" ".sfasl" ".ifasl" ".pfasl"
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160 ".68fasl4" ".sfasl4" ".ifasl4" ".pfasl4"
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161 ".sbin")
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162 completion-ignored-extensions))
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