1 ;; geiser-chicken.el -- chicken's implementation of the geiser protocols
3 ;; Copyright (C) 2014, 2015 Daniel Leslie
5 ;; Based on geiser-guile.el by Jose Antonio Ortego Ruize
7 ;; This program is free software; you can redistribute it and/or
8 ;; modify it under the terms of the Modified BSD License. You should
9 ;; have received a copy of the license along with this program. If
10 ;; not, see <http://www.xfree86.org/3.3.6/COPYRIGHT2.html#5>.
12 ;; Start date: Sun Mar 08, 2009 23:03
15 (require 'geiser-connection
)
16 (require 'geiser-syntax
)
17 (require 'geiser-custom
)
18 (require 'geiser-base
)
19 (require 'geiser-eval
)
20 (require 'geiser-edit
)
27 (eval-when-compile (require 'cl
))
29 (defconst geiser-chicken-builtin-keywords
39 "define-specialization"
48 "foreign-safe-lambda*"
59 "with-input-from-pipe"))
64 (defgroup geiser-chicken nil
65 "Customization for Geiser's Chicken flavour."
68 (geiser-custom--defcustom geiser-chicken-binary
69 (cond ((eq system-type
'windows-nt
) '("csi.exe" "-:c"))
70 ((eq system-type
'darwin
) "csi")
72 "Name to use to call the Chicken executable when starting a REPL."
73 :type
'(choice string
(repeat string
))
74 :group
'geiser-chicken
)
76 (geiser-custom--defcustom geiser-chicken-load-path nil
77 "A list of paths to be added to Chicken's load path when it's
80 :group
'geiser-chicken
)
82 (geiser-custom--defcustom geiser-chicken-init-file
"~/.chicken-geiser"
83 "Initialization file with user code for the Chicken REPL.
84 If all you want is to load ~/.csirc, set
85 `geiser-chicken-load-init-file-p' instead."
87 :group
'geiser-chicken
)
89 (geiser-custom--defcustom geiser-chicken-load-init-file-p nil
90 "Whether to load ~/.chicken when starting Chicken.
91 Note that, due to peculiarities in the way Chicken loads its init
92 file, using `geiser-chicken-init-file' is not equivalent to setting
95 :group
'geiser-chicken
)
97 (geiser-custom--defcustom geiser-chicken-extra-keywords nil
98 "Extra keywords highlighted in Chicken scheme buffers."
99 :type
'(repeat string
)
100 :group
'geiser-chicken
)
102 (geiser-custom--defcustom geiser-chicken-case-sensitive-p t
103 "Non-nil means keyword highlighting is case-sensitive."
105 :group
'geiser-chicken
)
107 (geiser-custom--defcustom geiser-chicken-match-limit
20
108 "The limit on the number of matching symbols that Chicken will provide to Geiser."
110 :group
'geiser-chicken
)
112 (defvar geiser-chicken--required-modules
113 (list "chicken-doc" "apropos" "data-structures" "extras" "ports" "posix" "srfi-1" "srfi-13" "srfi-14" "srfi-18" "srfi-69" "tcp" "utils"))
118 (defun geiser-chicken--binary ()
119 (if (listp geiser-chicken-binary
)
120 (car geiser-chicken-binary
)
121 geiser-chicken-binary
))
123 (defun geiser-chicken--parameters ()
124 "Return a list with all parameters needed to start Chicken.
125 This function uses `geiser-chicken-init-file' if it exists."
126 (let ((init-file (and (stringp geiser-chicken-init-file
)
127 (expand-file-name geiser-chicken-init-file
)))
128 (n-flags (and (not geiser-chicken-load-init-file-p
) '("-n"))))
129 `(,@(and (listp geiser-chicken-binary
) (cdr geiser-chicken-binary
))
130 ,@n-flags
"-include-path" ,(expand-file-name "chicken/" geiser-scheme-dir
)
131 ,@(apply 'append
(mapcar (lambda (p) (list "-include-path" p
))
132 geiser-chicken-load-path
))
133 ,@(and init-file
(file-readable-p init-file
) (list init-file
))
134 ,@(apply 'append
(mapcar (lambda (m) (list "-R" m
))
135 geiser-chicken--required-modules
)))))
137 (defconst geiser-chicken--prompt-regexp
"#[^;]*;[^:0-9]*:?[0-9]+> ")
140 ;;; Evaluation support:
142 (defun geiser-chicken--geiser-procedure (proc &rest args
)
145 (let ((form (mapconcat 'identity
(cdr args
) " "))
146 (module (if (car args
) (concat "'" (car args
)) "#f")))
147 (format "(geiser-eval %s '%s)" module form
)))
148 ((load-file compile-file
)
149 (format "(geiser-load-file %s)" (car args
)))
151 "(geiser-no-values)")
153 (let ((form (mapconcat 'identity args
" ")))
154 (format "(geiser-%s %s)" proc form
)))))
156 (defconst geiser-chicken--module-re
157 "( *module +\\(([^)]+)\\|[^ ]+\\)\\|( *define-library +\\(([^)]+)\\|[^ ]+\\)")
159 (defun geiser-chicken--get-module (&optional module
)
162 (geiser-syntax--pop-to-top)
163 (if (or (re-search-backward geiser-chicken--module-re nil t
)
164 (looking-at geiser-chicken--module-re
)
165 (re-search-forward geiser-chicken--module-re nil t
))
166 (geiser-chicken--get-module (match-string-no-properties 1))
168 ((listp module
) module
)
171 (car (geiser-syntax--read-from-string module
))
175 (defun geiser-chicken--module-cmd (module fmt
&optional def
)
177 (let* ((module (geiser-chicken--get-module module
))
178 (module (cond ((or (null module
) (eq module
:f
)) def
)
179 (t (format "%s" module
)))))
180 (and module
(format fmt module
)))))
182 (defun geiser-chicken--import-command (module)
183 (geiser-chicken--module-cmd module
"(use %s)"))
185 (defun geiser-chicken--enter-command (module)
186 (geiser-chicken--module-cmd module
",m %s" module
))
188 (defun geiser-chicken--exit-command () ",q")
190 (defun geiser-chicken--symbol-begin (module)
192 (max (save-excursion (beginning-of-line) (point))
193 (save-excursion (skip-syntax-backward "^(>") (1- (point))))
194 (save-excursion (skip-syntax-backward "^'-()>") (point))))
199 (defun geiser-chicken--display-error (module key msg
)
202 (save-excursion (insert msg
))
203 (geiser-edit--buttonize-files))
204 (and (not key
) msg
(not (zerop (length msg
)))))
207 ;;; Trying to ascertain whether a buffer is Chicken Scheme:
209 (defconst geiser-chicken--guess-re
210 (regexp-opt (append '("csi" "chicken") geiser-chicken-builtin-keywords
)))
212 (defun geiser-chicken--guess ()
214 (goto-char (point-min))
215 (re-search-forward geiser-chicken--guess-re nil t
)))
217 (defun geiser-chicken--external-help (id module
)
218 "Loads chicken doc into a buffer"
219 (browse-url (format "http://api.call-cc.org/cdoc?q=%s&query-name=Look+up" id
)))
222 ;;; Keywords and syntax
224 (defun geiser-chicken--keywords ()
226 (geiser-syntax--simple-keywords geiser-chicken-extra-keywords
)
227 (geiser-syntax--simple-keywords geiser-chicken-builtin-keywords
)))
229 (geiser-syntax--scheme-indent
231 (compiler-typecase 1)
242 (foreign-primitive 2)
243 (foreign-safe-lambda 2)
244 (foreign-safe-lambda* 2)
246 (handle-exceptions 2)
257 (with-input-from-pipe 1)
258 (with-output-to-pipe 1))
263 (defconst geiser-chicken-minimum-version
"4.8.0.0")
265 (defun geiser-chicken--version (binary)
266 (car (process-lines binary
"-e" "(display (chicken-version))")))
268 (defun connect-to-chicken ()
269 "Start a Chicken REPL connected to a remote process."
271 (geiser-connect 'chicken
))
273 (defun geiser-chicken--compile-or-load (force-load)
275 (expand-file-name "chicken/geiser/emacs.so" geiser-scheme-dir
))
277 (expand-file-name "chicken/geiser/emacs.scm" geiser-scheme-dir
))
278 (force-load (or force-load
(eq system-type
'windows-nt
)))
280 "(define geiser-stdout (current-output-port))(current-output-port (make-output-port (lambda a #f) (lambda a #f)))")
282 "(current-output-port geiser-stdout)"))
286 (format "(load \"%s\")\n(import geiser)\n" source
))
287 ((file-exists-p target
)
288 (format "%s(load \"%s\")(import geiser)%s\n"
289 suppression-prefix target suppression-postfix
))
291 (format "%s(use utils)(compile-file \"%s\" options: '(\"-O3\" \"-s\") output-file: \"%s\" load: #t)(import geiser)%s\n"
292 suppression-prefix source target suppression-postfix
)))))
293 (geiser-eval--send/wait load-sequence
))))
295 (defun geiser-chicken--startup (remote)
296 (compilation-setup t
)
297 (geiser-chicken--compile-or-load t
))
300 ;;; Implementation definition:
302 (define-geiser-implementation chicken
303 (unsupported-procedures '(callers callees generic-methods
))
304 (binary geiser-chicken--binary
)
305 (arglist geiser-chicken--parameters
)
306 (version-command geiser-chicken--version
)
307 (minimum-version geiser-chicken-minimum-version
)
308 (repl-startup geiser-chicken--startup
)
309 (prompt-regexp geiser-chicken--prompt-regexp
)
310 (debugger-prompt-regexp nil
)
312 (marshall-procedure geiser-chicken--geiser-procedure
)
313 (find-module geiser-chicken--get-module
)
314 (enter-command geiser-chicken--enter-command
)
315 (exit-command geiser-chicken--exit-command
)
316 (import-command geiser-chicken--import-command
)
317 (find-symbol-begin geiser-chicken--symbol-begin
)
318 (display-error geiser-chicken--display-error
)
319 (external-help geiser-chicken--external-help
)
320 (check-buffer geiser-chicken--guess
)
321 (keywords geiser-chicken--keywords
)
322 (case-sensitive geiser-chicken-case-sensitive-p
))
324 (geiser-impl--add-to-alist 'regexp
"\\.scm$" 'chicken t
)
325 (geiser-impl--add-to-alist 'regexp
"\\.release-info$" 'chicken t
)
326 (geiser-impl--add-to-alist 'regexp
"\\.meta$" 'chicken t
)
327 (geiser-impl--add-to-alist 'regexp
"\\.setup$" 'chicken t
)
329 (provide 'geiser-chicken
)