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1 ;;; mlconvert.el --- convert buffer of Mocklisp code to real lisp.
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2 ;; Keywords: emulations
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3
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4 ;; Copyright (C) 1985 Free Software Foundation, Inc.
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5
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6 ;; This file is part of XEmacs.
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7
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8 ;; XEmacs is free software; you can redistribute it and/or modify it
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9 ;; under the terms of the GNU General Public License as published by
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10 ;; the Free Software Foundation; either version 2, or (at your option)
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11 ;; any later version.
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12
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13 ;; XEmacs is distributed in the hope that it will be useful, but
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14 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 ;; General Public License for more details.
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17
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18 ;; You should have received a copy of the GNU General Public License
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19 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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20 ;; Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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21
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22 ;;;###autoload
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23 (defun convert-mocklisp-buffer ()
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24 "Convert buffer of Mocklisp code to real Lisp that GNU Emacs can run."
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25 (interactive)
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26 (emacs-lisp-mode)
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27 (set-syntax-table (copy-sequence (syntax-table)))
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28 (modify-syntax-entry ?\| "w")
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29 (message "Converting mocklisp (ugh!)...")
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30 (goto-char (point-min))
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31 (fix-mlisp-syntax)
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32
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33 ;; Emulation of mocklisp is accurate only within a mocklisp-function
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34 ;; so turn any non-function into a defun and then call it.
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35 (goto-char (point-min))
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36 (condition-case ignore
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37 (while t
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38 (let ((opt (point))
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39 (form (read (current-buffer))))
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40 (and (listp form)
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41 (not (eq (car form) 'defun))
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42 (progn (insert "))\n\n(ml-foo)\n\n")
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43 (save-excursion
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44 (goto-char opt)
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45 (skip-chars-forward "\n")
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46 (insert "(defun (ml-foo \n "))))))
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47 (end-of-file nil))
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48
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49 (goto-char (point-min))
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50 (insert ";;; GNU Emacs code converted from Mocklisp\n")
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51 (insert "(require 'mlsupport)\n\n")
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52 (fix-mlisp-symbols)
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53
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54 (goto-char (point-min))
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55 (message "Converting mocklisp...done"))
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56
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57 (defun fix-mlisp-syntax ()
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58 (while (re-search-forward "['\"]" nil t)
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59 (if (= (preceding-char) ?\")
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60 (progn (forward-char -1)
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61 (forward-sexp 1))
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62 (delete-char -1)
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63 (insert "?")
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64 (if (or (= (following-char) ?\\) (= (following-char) ?^))
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65 (forward-char 1)
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66 (if (looking-at "[^a-zA-Z]")
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67 (insert ?\\)))
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68 (forward-char 1)
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69 (delete-char 1))))
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70
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71 (defun fix-mlisp-symbols ()
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72 (while (progn
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73 (skip-chars-forward " \t\n()")
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74 (not (eobp)))
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75 (cond ((or (= (following-char) ?\?)
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76 (= (following-char) ?\"))
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77 (forward-sexp 1))
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78 ((= (following-char) ?\;)
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79 (forward-line 1))
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80 (t
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81 (let ((start (point)) prop)
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82 (forward-sexp 1)
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83 (setq prop (get (intern-soft (buffer-substring start (point)))
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84 'mocklisp))
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85 (cond ((null prop))
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86 ((stringp prop)
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87 (delete-region start (point))
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88 (insert prop))
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89 (t
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90 (save-excursion
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91 (goto-char start)
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92 (funcall prop)))))))))
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93
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94 (defun ml-expansion (ml-name lisp-string)
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95 (put ml-name 'mocklisp lisp-string))
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96
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97 (ml-expansion 'defun "ml-defun")
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98 (ml-expansion 'if "ml-if")
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99 (ml-expansion 'setq '(lambda ()
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100 (if (looking-at "setq[ \t\n]+buffer-modified-p")
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101 (replace-match "set-buffer-modified-p"))))
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102
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103 (ml-expansion 'while '(lambda ()
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104 (let ((end (progn (forward-sexp 2) (point-marker)))
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105 (start (progn (forward-sexp -1) (point))))
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106 (let ((cond (buffer-substring start end)))
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107 (cond ((equal cond "1")
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108 (delete-region (point) end)
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109 (insert "t"))
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110 (t
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111 (insert "(not (zerop ")
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112 (goto-char end)
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113 (insert "))")))
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114 (set-marker end nil)
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115 (goto-char start)))))
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116
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117 (ml-expansion 'arg "ml-arg")
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118 (ml-expansion 'nargs "ml-nargs")
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119 (ml-expansion 'interactive "ml-interactive")
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120 (ml-expansion 'message "ml-message")
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121 (ml-expansion 'print "ml-print")
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122 (ml-expansion 'set "ml-set")
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123 (ml-expansion 'set-default "ml-set-default")
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124 (ml-expansion 'provide-prefix-argument "ml-provide-prefix-argument")
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125 (ml-expansion 'prefix-argument-loop "ml-prefix-argument-loop")
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126 (ml-expansion 'prefix-argument "ml-prefix-arg")
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127 (ml-expansion 'use-local-map "ml-use-local-map")
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128 (ml-expansion 'use-global-map "ml-use-global-map")
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129 (ml-expansion 'modify-syntax-entry "ml-modify-syntax-entry")
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130 (ml-expansion 'error-message "error")
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131
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132 (ml-expansion 'dot "point-marker")
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133 (ml-expansion 'mark "mark-marker")
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134 (ml-expansion 'beginning-of-file "beginning-of-buffer")
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135 (ml-expansion 'end-of-file "end-of-buffer")
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136 (ml-expansion 'exchange-dot-and-mark "exchange-point-and-mark")
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137 (ml-expansion 'set-mark "set-mark-command")
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138 (ml-expansion 'argument-prefix "universal-arg")
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139
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140 (ml-expansion 'previous-page "ml-previous-page")
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141 (ml-expansion 'next-page "ml-next-page")
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142 (ml-expansion 'next-window "ml-next-window")
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143 (ml-expansion 'previous-window "ml-previous-window")
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144
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145 (ml-expansion 'newline "ml-newline")
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146 (ml-expansion 'next-line "ml-next-line")
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147 (ml-expansion 'previous-line "ml-previous-line")
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148 (ml-expansion 'self-insert "self-insert-command")
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149 (ml-expansion 'meta-digit "digit-argument")
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150 (ml-expansion 'meta-minus "negative-argument")
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151
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152 (ml-expansion 'newline-and-indent "ml-newline-and-indent")
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153 (ml-expansion 'yank-from-killbuffer "yank")
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154 (ml-expansion 'yank-buffer "insert-buffer")
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155 (ml-expansion 'copy-region "copy-region-as-kill")
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156 (ml-expansion 'delete-white-space "delete-horizontal-space")
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157 (ml-expansion 'widen-region "widen")
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158
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159 (ml-expansion 'forward-word '(lambda ()
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160 (if (looking-at "forward-word[ \t\n]*)")
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161 (replace-match "forward-word 1)"))))
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162 (ml-expansion 'backward-word '(lambda ()
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163 (if (looking-at "backward-word[ \t\n]*)")
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164 (replace-match "backward-word 1)"))))
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165
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166 (ml-expansion 'forward-paren "forward-list")
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167 (ml-expansion 'backward-paren "backward-list")
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168 (ml-expansion 'search-reverse "ml-search-backward")
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169 (ml-expansion 're-search-reverse "ml-re-search-backward")
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170 (ml-expansion 'search-forward "ml-search-forward")
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171 (ml-expansion 're-search-forward "ml-re-search-forward")
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172 (ml-expansion 'quote "regexp-quote")
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173 (ml-expansion 're-query-replace "query-replace-regexp")
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174 (ml-expansion 're-replace-string "replace-regexp")
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175
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176 ; forward-paren-bl, backward-paren-bl
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177
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178 (ml-expansion 'get-tty-character "read-char")
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179 (ml-expansion 'get-tty-input "read-input")
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180 (ml-expansion 'get-tty-string "read-string")
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181 (ml-expansion 'get-tty-buffer "read-buffer")
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182 (ml-expansion 'get-tty-command "read-command")
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183 (ml-expansion 'get-tty-variable "read-variable")
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184 (ml-expansion 'get-tty-no-blanks-input "read-no-blanks-input")
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185 (ml-expansion 'get-tty-key "read-key")
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186
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187 (ml-expansion 'c= "char-equal")
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188 (ml-expansion 'goto-character "goto-char")
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189 (ml-expansion 'substr "ml-substr")
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190 (ml-expansion 'variable-apropos "apropos")
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191 (ml-expansion 'execute-mlisp-buffer "eval-current-buffer")
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192 (ml-expansion 'execute-mlisp-file "load")
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193 (ml-expansion 'visit-file "find-file")
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194 (ml-expansion 'read-file "find-file")
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195 (ml-expansion 'write-modified-files "save-some-buffers")
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196 (ml-expansion 'backup-before-writing "make-backup-files")
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197 (ml-expansion 'write-file-exit "save-buffers-kill-emacs")
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198 (ml-expansion 'write-named-file "write-file")
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199 (ml-expansion 'change-file-name "set-visited-file-name")
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200 (ml-expansion 'change-buffer-name "rename-buffer")
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201 (ml-expansion 'buffer-exists "get-buffer")
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202 (ml-expansion 'delete-buffer "kill-buffer")
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203 (ml-expansion 'unlink-file "delete-file")
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204 (ml-expansion 'unlink-checkpoint-files "delete-auto-save-files")
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205 (ml-expansion 'file-exists "file-exists-p")
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206 (ml-expansion 'write-current-file "save-buffer")
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207 (ml-expansion 'change-directory "cd")
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208 (ml-expansion 'temp-use-buffer "set-buffer")
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209 (ml-expansion 'fast-filter-region "filter-region")
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210
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211 (ml-expansion 'pending-input "input-pending-p")
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212 (ml-expansion 'execute-keyboard-macro "call-last-kbd-macro")
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213 (ml-expansion 'start-remembering "start-kbd-macro")
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214 (ml-expansion 'end-remembering "end-kbd-macro")
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215 (ml-expansion 'define-keyboard-macro "name-last-kbd-macro")
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216 (ml-expansion 'define-string-macro "ml-define-string-macro")
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217
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218 (ml-expansion 'current-column "ml-current-column")
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219 (ml-expansion 'current-indent "ml-current-indent")
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220 (ml-expansion 'insert-character "insert")
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221
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222 (ml-expansion 'users-login-name "user-login-name")
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223 (ml-expansion 'users-full-name "user-full-name")
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224 (ml-expansion 'current-time "current-time-string")
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225 (ml-expansion 'current-numeric-time "current-numeric-time-you-lose")
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226 (ml-expansion 'current-buffer-name "buffer-name")
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227 (ml-expansion 'current-file-name "buffer-file-name")
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228
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229 (ml-expansion 'local-binding-of "local-key-binding")
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230 (ml-expansion 'global-binding-of "global-key-binding")
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231
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232 ;defproc (ProcedureType, "procedure-type");
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233
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234 (ml-expansion 'remove-key-binding "global-unset-key")
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235 (ml-expansion 'remove-binding "global-unset-key")
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236 (ml-expansion 'remove-local-binding "local-unset-key")
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237 (ml-expansion 'remove-all-local-bindings "use-local-map nil")
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238 (ml-expansion 'autoload "ml-autoload")
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239
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240 (ml-expansion 'checkpoint-frequency "auto-save-interval")
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241
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242 (ml-expansion 'mode-string "mode-name")
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243 (ml-expansion 'right-margin "fill-column")
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244 (ml-expansion 'tab-size "tab-width")
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245 (ml-expansion 'default-right-margin "default-fill-column")
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246 (ml-expansion 'default-tab-size "default-tab-width")
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247 (ml-expansion 'buffer-is-modified "(buffer-modified-p)")
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248
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249 (ml-expansion 'file-modified-time "you-lose-on-file-modified-time")
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250 (ml-expansion 'needs-checkpointing "you-lose-on-needs-checkpointing")
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251
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252 (ml-expansion 'lines-on-screen "set-screen-height")
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253 (ml-expansion 'columns-on-screen "set-screen-width")
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254
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255 (ml-expansion 'dumped-emacs "t")
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256
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257 (ml-expansion 'buffer-size "ml-buffer-size")
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258 (ml-expansion 'dot-is-visible "pos-visible-in-window-p")
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259
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260 (ml-expansion 'track-eol-on-^N-^P "track-eol")
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261 (ml-expansion 'ctlchar-with-^ "ctl-arrow")
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262 (ml-expansion 'help-on-command-completion-error "completion-auto-help")
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263 (ml-expansion 'dump-stack-trace "backtrace")
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264 (ml-expansion 'pause-emacs "suspend-emacs")
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265 (ml-expansion 'compile-it "compile")
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266
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267 (ml-expansion '!= "/=")
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268 (ml-expansion '& "logand")
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269 (ml-expansion '| "logior")
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270 (ml-expansion '^ "logxor")
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271 (ml-expansion '! "ml-not")
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272 (ml-expansion '<< "lsh")
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273
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274 ;Variable pause-writes-files
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275
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