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6594deb0 ER |
1 | ;;; ledit.el --- Emacs side of ledit interface |
2 | ||
acaf905b | 3 | ;; Copyright (C) 1985, 2001-2012 Free Software Foundation, Inc. |
3a801d0c | 4 | |
e5167999 | 5 | ;; Maintainer: FSF |
55535639 | 6 | ;; Keywords: languages |
e5167999 | 7 | |
a2535589 JA |
8 | ;; This file is part of GNU Emacs. |
9 | ||
eb3fa2cf | 10 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
a2535589 | 11 | ;; it under the terms of the GNU General Public License as published by |
eb3fa2cf GM |
12 | ;; the Free Software Foundation, either version 3 of the License, or |
13 | ;; (at your option) any later version. | |
a2535589 JA |
14 | |
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
eb3fa2cf | 21 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
a2535589 | 22 | |
e41b2db1 ER |
23 | ;;; Commentary: |
24 | ||
25 | ;; This is a major mode for editing Liszt. See etc/LEDIT for details. | |
26 | ||
e5167999 | 27 | ;;; Code: |
a2535589 JA |
28 | |
29 | ;;; To do: | |
30 | ;;; o lisp -> emacs side of things (grind-definition and find-definition) | |
31 | ||
32 | (defvar ledit-mode-map nil) | |
33 | ||
dee83199 RS |
34 | (defconst ledit-zap-file |
35 | (expand-file-name (concat (user-login-name) ".l1") temporary-file-directory) | |
a2535589 | 36 | "File name for data sent to Lisp by Ledit.") |
dee83199 RS |
37 | (defconst ledit-read-file |
38 | (expand-file-name (concat (user-login-name) ".l2") temporary-file-directory) | |
a2535589 | 39 | "File name for data sent to Ledit by Lisp.") |
690ec649 | 40 | (defconst ledit-compile-file |
dee83199 | 41 | (expand-file-name (concat (user-login-name) ".l4") temporary-file-directory) |
a2535589 JA |
42 | "File name for data sent to Lisp compiler by Ledit.") |
43 | (defconst ledit-buffer "*LEDIT*" | |
44 | "Name of buffer in which Ledit accumulates data to send to Lisp.") | |
7229064d | 45 | |
6503cec3 JB |
46 | ;;;###autoload |
47 | (defconst ledit-save-files t "\ | |
48 | *Non-nil means Ledit should save files before transferring to Lisp.") | |
49 | ;;;###autoload | |
50 | (defconst ledit-go-to-lisp-string "%?lisp" "\ | |
51 | *Shell commands to execute to resume Lisp job.") | |
52 | ;;;###autoload | |
53 | (defconst ledit-go-to-liszt-string "%?liszt" "\ | |
54 | *Shell commands to execute to resume Lisp compiler job.") | |
a2535589 JA |
55 | |
56 | (defun ledit-save-defun () | |
e593caf2 | 57 | "Save the current defun in the ledit buffer." |
a2535589 JA |
58 | (interactive) |
59 | (save-excursion | |
60 | (end-of-defun) | |
61 | (let ((end (point))) | |
62 | (beginning-of-defun) | |
63 | (append-to-buffer ledit-buffer (point) end)) | |
64 | (message "Current defun saved for Lisp"))) | |
65 | ||
66 | (defun ledit-save-region (beg end) | |
67 | "Save the current region in the ledit buffer" | |
68 | (interactive "r") | |
69 | (append-to-buffer ledit-buffer beg end) | |
70 | (message "Region saved for Lisp")) | |
71 | ||
72 | (defun ledit-zap-defun-to-lisp () | |
f30ff39f | 73 | "Carry the current defun to Lisp." |
a2535589 JA |
74 | (interactive) |
75 | (ledit-save-defun) | |
76 | (ledit-go-to-lisp)) | |
77 | ||
78 | (defun ledit-zap-defun-to-liszt () | |
f30ff39f | 79 | "Carry the current defun to liszt." |
a2535589 JA |
80 | (interactive) |
81 | (ledit-save-defun) | |
82 | (ledit-go-to-liszt)) | |
83 | ||
84 | (defun ledit-zap-region-to-lisp (beg end) | |
f30ff39f | 85 | "Carry the current region to Lisp." |
a2535589 JA |
86 | (interactive "r") |
87 | (ledit-save-region beg end) | |
88 | (ledit-go-to-lisp)) | |
89 | ||
90 | (defun ledit-go-to-lisp () | |
91 | "Suspend Emacs and restart a waiting Lisp job." | |
92 | (interactive) | |
93 | (if ledit-save-files | |
94 | (save-some-buffers)) | |
95 | (if (get-buffer ledit-buffer) | |
7fdbcd83 SM |
96 | (with-current-buffer ledit-buffer |
97 | (goto-char (point-min)) | |
98 | (write-region (point-min) (point-max) ledit-zap-file) | |
99 | (erase-buffer))) | |
a2535589 JA |
100 | (suspend-emacs ledit-go-to-lisp-string) |
101 | (load ledit-read-file t t)) | |
102 | ||
103 | (defun ledit-go-to-liszt () | |
104 | "Suspend Emacs and restart a waiting Liszt job." | |
105 | (interactive) | |
106 | (if ledit-save-files | |
107 | (save-some-buffers)) | |
108 | (if (get-buffer ledit-buffer) | |
7fdbcd83 SM |
109 | (with-current-buffer ledit-buffer |
110 | (goto-char (point-min)) | |
111 | (insert "(declare (macros t))\n") | |
112 | (write-region (point-min) (point-max) ledit-compile-file) | |
113 | (erase-buffer))) | |
a2535589 JA |
114 | (suspend-emacs ledit-go-to-liszt-string) |
115 | (load ledit-read-file t t)) | |
116 | ||
117 | (defun ledit-setup () | |
f30ff39f | 118 | "Set up key bindings for the Lisp/Emacs interface." |
690ec649 SS |
119 | (unless ledit-mode-map |
120 | (setq ledit-mode-map (make-sparse-keymap)) | |
121 | (set-keymap-parent ledit-mode-map lisp-mode-shared-map)) | |
a2535589 JA |
122 | (define-key ledit-mode-map "\e\^d" 'ledit-save-defun) |
123 | (define-key ledit-mode-map "\e\^r" 'ledit-save-region) | |
124 | (define-key ledit-mode-map "\^xz" 'ledit-go-to-lisp) | |
125 | (define-key ledit-mode-map "\e\^c" 'ledit-go-to-liszt)) | |
126 | ||
127 | (ledit-setup) | |
128 | ||
7229064d | 129 | ;;;###autoload |
a2535589 | 130 | (defun ledit-mode () |
f30ff39f | 131 | "\\<ledit-mode-map>Major mode for editing text and stuffing it to a Lisp job. |
a2535589 | 132 | Like Lisp mode, plus these special commands: |
f30ff39f | 133 | \\[ledit-save-defun] -- record defun at or after point |
a2535589 | 134 | for later transmission to Lisp job. |
f30ff39f BP |
135 | \\[ledit-save-region] -- record region for later transmission to Lisp job. |
136 | \\[ledit-go-to-lisp] -- transfer to Lisp job and transmit saved text. | |
137 | \\[ledit-go-to-liszt] -- transfer to Liszt (Lisp compiler) job | |
a2535589 | 138 | and transmit saved text. |
e593caf2 | 139 | |
a2535589 JA |
140 | \\{ledit-mode-map} |
141 | To make Lisp mode automatically change to Ledit mode, | |
142 | do (setq lisp-mode-hook 'ledit-from-lisp-mode)" | |
143 | (interactive) | |
16e8b162 | 144 | (delay-mode-hooks (lisp-mode)) |
a2535589 JA |
145 | (ledit-from-lisp-mode)) |
146 | ||
7229064d | 147 | ;;;###autoload |
a2535589 JA |
148 | (defun ledit-from-lisp-mode () |
149 | (use-local-map ledit-mode-map) | |
150 | (setq mode-name "Ledit") | |
151 | (setq major-mode 'ledit-mode) | |
32173724 | 152 | (run-mode-hooks 'ledit-mode-hook)) |
6594deb0 | 153 | |
896546cd RS |
154 | (provide 'ledit) |
155 | ||
6594deb0 | 156 | ;;; ledit.el ends here |