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Revision 1.86 - (show annotations)
Wed Jul 23 14:29:10 2008 UTC (5 years, 9 months ago) by trittweiler
Branch: MAIN
Changes since 1.85: +1 -0 lines
* swank-loader.lisp (*contribs*): Added `swank-package-fu'.
1 ;;;; -*- indent-tabs-mode: nil -*-
2 ;;;
3 ;;; swank-loader.lisp --- Compile and load the Slime backend.
4 ;;;
5 ;;; Created 2003, James Bielman <jamesjb@jamesjb.com>
6 ;;;
7 ;;; This code has been placed in the Public Domain. All warranties
8 ;;; are disclaimed.
9 ;;;
10
11 ;; If you want customize the source- or fasl-directory you can set
12 ;; swank-loader:*source-directory* resp. swank-loader:*fasl-directory*
13 ;; before loading this files. (you also need to create the
14 ;; swank-loader package.)
15 ;; E.g.:
16 ;;
17 ;; (make-package :swank-loader)
18 ;; (defparameter swank-loader::*fasl-directory* "/tmp/fasl/")
19 ;; (load ".../swank-loader.lisp")
20
21 (cl:defpackage :swank-loader
22 (:use :cl)
23 (:export :init
24 :*source-directory*
25 :*fasl-directory*))
26
27 (cl:in-package :swank-loader)
28
29 (defvar *source-directory*
30 (make-pathname :name nil :type nil
31 :defaults (or *load-pathname* *default-pathname-defaults*))
32 "The directory where to look for the source.")
33
34 (defparameter *sysdep-files*
35 #+cmu '(swank-source-path-parser swank-source-file-cache swank-cmucl)
36 #+scl '(swank-source-path-parser swank-source-file-cache swank-scl)
37 #+sbcl '(swank-source-path-parser swank-source-file-cache
38 swank-sbcl swank-gray)
39 #+openmcl '(metering swank-openmcl swank-gray)
40 #+lispworks '(swank-lispworks swank-gray)
41 #+allegro '(swank-allegro swank-gray)
42 #+clisp '(xref metering swank-clisp swank-gray)
43 #+armedbear '(swank-abcl)
44 #+cormanlisp '(swank-corman swank-gray)
45 #+ecl '(swank-source-path-parser swank-source-file-cache swank-ecl swank-gray))
46
47 (defparameter *implementation-features*
48 '(:allegro :lispworks :sbcl :openmcl :cmu :clisp :ccl :corman :cormanlisp
49 :armedbear :gcl :ecl :scl))
50
51 (defparameter *os-features*
52 '(:macosx :linux :windows :mswindows :win32 :solaris :darwin :sunos :hpux
53 :unix))
54
55 (defparameter *architecture-features*
56 '(:powerpc :ppc :x86 :x86-64 :amd64 :i686 :i586 :i486 :pc386 :iapx386
57 :sparc64 :sparc :hppa64 :hppa))
58
59 (defun lisp-version-string ()
60 #+(or openmcl cmu) (substitute-if #\_ (lambda (x) (find x " /"))
61 (lisp-implementation-version))
62 #+(or cormanlisp scl sbcl ecl) (lisp-implementation-version)
63 #+lispworks (lisp-implementation-version)
64 #+allegro (format nil
65 "~A~A~A"
66 excl::*common-lisp-version-number*
67 (if (eq 'h 'H) "A" "M") ; ANSI vs MoDeRn
68 (if (member :64bit *features*) "-64bit" ""))
69 #+clisp (let ((s (lisp-implementation-version)))
70 (subseq s 0 (position #\space s)))
71 #+armedbear (lisp-implementation-version))
72
73 (defun unique-dir-name ()
74 "Return a name that can be used as a directory name that is
75 unique to a Lisp implementation, Lisp implementation version,
76 operating system, and hardware architecture."
77 (flet ((first-of (features)
78 (loop for f in features
79 when (find f *features*) return it))
80 (maybe-warn (value fstring &rest args)
81 (cond (value)
82 (t (apply #'warn fstring args)
83 "unknown"))))
84 (let ((lisp (maybe-warn (first-of *implementation-features*)
85 "No implementation feature found in ~a."
86 *implementation-features*))
87 (os (maybe-warn (first-of *os-features*)
88 "No os feature found in ~a." *os-features*))
89 (arch (maybe-warn (first-of *architecture-features*)
90 "No architecture feature found in ~a."
91 *architecture-features*))
92 (version (maybe-warn (lisp-version-string)
93 "Don't know how to get Lisp ~
94 implementation version.")))
95 (format nil "~(~@{~a~^-~}~)" lisp version os arch))))
96
97 (defun file-newer-p (new-file old-file)
98 "Returns true if NEW-FILE is newer than OLD-FILE."
99 (> (file-write-date new-file) (file-write-date old-file)))
100
101 (defun slime-version-string ()
102 "Return a string identifying the SLIME version.
103 Return nil if nothing appropriate is available."
104 (with-open-file (s (merge-pathnames "ChangeLog" *source-directory*)
105 :if-does-not-exist nil)
106 (and s (symbol-name (read s)))))
107
108 (defun default-fasl-dir ()
109 (merge-pathnames
110 (make-pathname
111 :directory `(:relative ".slime" "fasl"
112 ,@(if (slime-version-string) (list (slime-version-string)))
113 ,(unique-dir-name)))
114 (user-homedir-pathname)))
115
116 (defun binary-pathname (src-pathname binary-dir)
117 "Return the pathname where SRC-PATHNAME's binary should be compiled."
118 (let ((cfp (compile-file-pathname src-pathname)))
119 (merge-pathnames (make-pathname :name (pathname-name cfp)
120 :type (pathname-type cfp))
121 binary-dir)))
122
123 (defun handle-loadtime-error (condition binary-pathname)
124 (pprint-logical-block (*error-output* () :per-line-prefix ";; ")
125 (format *error-output*
126 "~%Error while loading: ~A~%Condition: ~A~%Aborting.~%"
127 binary-pathname condition))
128 (when (equal (directory-namestring binary-pathname)
129 (directory-namestring (default-fasl-dir)))
130 (ignore-errors (delete-file binary-pathname)))
131 (abort))
132
133 (defun compile-files (files fasl-dir load)
134 "Compile each file in FILES if the source is newer than its
135 corresponding binary, or the file preceding it was recompiled.
136 If LOAD is true, load the fasl file."
137 (let ((needs-recompile nil))
138 (dolist (src files)
139 (let ((dest (binary-pathname src fasl-dir)))
140 (handler-case
141 (progn
142 (when (or needs-recompile
143 (not (probe-file dest))
144 (file-newer-p src dest))
145 ;; need a to recompile src-pathname, so we'll
146 ;; need to recompile everything after this too.
147 (setq needs-recompile t)
148 (ensure-directories-exist dest)
149 (compile-file src :output-file dest :print nil :verbose t))
150 (when load
151 (load dest :verbose t)))
152 ;; Fail as early as possible
153 (serious-condition (c)
154 (handle-loadtime-error c dest)))))))
155
156 #+(or cormanlisp ecl)
157 (defun compile-files (files fasl-dir load)
158 "Corman Lisp and ECL have trouble with compiled files."
159 (declare (ignore fasl-dir))
160 (when load
161 (dolist (file files)
162 (load file :verbose t)
163 (force-output))))
164
165 (defun load-user-init-file ()
166 "Load the user init file, return NIL if it does not exist."
167 (load (merge-pathnames (user-homedir-pathname)
168 (make-pathname :name ".swank" :type "lisp"))
169 :if-does-not-exist nil))
170
171 (defun load-site-init-file (dir)
172 (load (make-pathname :name "site-init" :type "lisp"
173 :defaults dir)
174 :if-does-not-exist nil))
175
176 (defun src-files (names src-dir)
177 (mapcar (lambda (name)
178 (make-pathname :name (string-downcase name) :type "lisp"
179 :defaults src-dir))
180 names))
181
182 (defvar *swank-files* `(swank-backend ,@*sysdep-files* swank))
183
184 (defvar *contribs* '(swank-c-p-c swank-arglists swank-fuzzy
185 swank-fancy-inspector
186 swank-presentations swank-presentation-streams
187 #+(or asdf sbcl) swank-asdf
188 swank-package-fu
189 )
190 "List of names for contrib modules.")
191
192 (defvar *fasl-directory* (default-fasl-dir)
193 "The directory where fasl files should be placed.")
194
195 (defun append-dir (absolute name)
196 (merge-pathnames
197 (make-pathname :directory `(:relative ,name) :defaults absolute)
198 absolute))
199
200 (defun contrib-dir (base-dir)
201 (append-dir base-dir "contrib"))
202
203 (defun q (s) (read-from-string s))
204
205 (defun load-swank (&key (src-dir *source-directory*)
206 (fasl-dir *fasl-directory*))
207 (compile-files (src-files *swank-files* src-dir) fasl-dir t)
208 (funcall (q "swank::before-init")
209 (slime-version-string)
210 (list (contrib-dir fasl-dir)
211 (contrib-dir src-dir))))
212
213 (defun compile-contribs (&key (src-dir (contrib-dir *source-directory*))
214 (fasl-dir (contrib-dir *fasl-directory*))
215 load)
216 (compile-files (src-files *contribs* src-dir) fasl-dir load))
217
218 (defun loadup ()
219 (load-swank)
220 (compile-contribs :load t))
221
222 (defun setup ()
223 (load-site-init-file *source-directory*)
224 (load-user-init-file)
225 (eval `(pushnew 'compile-contribs ,(q "swank::*after-init-hook*")))
226 (funcall (q "swank::init")))
227
228 (defun init (&key delete reload load-contribs (setup t))
229 (when (and delete (find-package :swank))
230 (mapc #'delete-package '(:swank :swank-io-package :swank-backend)))
231 (cond ((or (not (find-package :swank)) reload)
232 (load-swank))
233 (t
234 (warn "Not reloading SWANK. Package already exists.")))
235 (when load-contribs
236 (compile-contribs :load t))
237 (when setup
238 (setup)))

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