/[slime]/slime/swank-loader.lisp
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Contents of /slime/swank-loader.lisp

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Revision 1.25 - (show annotations)
Thu Jun 10 17:57:16 2004 UTC (9 years, 10 months ago) by heller
Branch: MAIN
Changes since 1.24: +6 -0 lines
Initialize swank::*readtable-alist* for SBCL.
1 ;;;; -*- Mode: lisp; 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 (cl:defpackage :swank-loader
12 (:use :common-lisp))
13
14 (in-package :swank-loader)
15
16 (defun make-swank-pathname (name &optional (type "lisp"))
17 "Return a pathname with name component NAME in the Slime directory."
18 (merge-pathnames name
19 (make-pathname
20 :type type
21 :device
22 (pathname-device
23 (or *compile-file-pathname* *load-pathname*
24 *default-pathname-defaults*))
25 :directory
26 (pathname-directory
27 (or *compile-file-pathname* *load-pathname*
28 *default-pathname-defaults*)))))
29
30 (defparameter *sysdep-pathnames*
31 (mapcar #'make-swank-pathname
32 (append
33 '("nregex")
34 #+cmu '("swank-source-path-parser" "swank-cmucl")
35 #+sbcl '("swank-sbcl" "swank-source-path-parser" "swank-gray")
36 #+openmcl '("swank-openmcl" "swank-gray")
37 #+lispworks '("swank-lispworks" "swank-gray")
38 #+allegro '("swank-allegro" "swank-gray")
39 #+clisp '("xref" "metering" "swank-clisp" "swank-gray")
40 #+armedbear '("swank-abcl" "swank-gray")
41 )))
42
43 (defparameter *lisp-name*
44 #+cmu (format nil "cmu-~A" (lisp-implementation-version))
45 #+sbcl (format nil "sbcl-~A" (lisp-implementation-version))
46 #+openmcl "openmcl"
47 #+lispworks "lispworks"
48 #+allegro "allegro"
49 #+clisp (format nil "clisp-~A" (let ((s (lisp-implementation-version)))
50 (subseq s 0 (position #\space s))))
51 #+armedbear "abcl"
52 )
53
54 (defparameter *swank-pathname* (make-swank-pathname "swank"))
55
56 (defun file-newer-p (new-file old-file)
57 "Returns true if NEW-FILE is newer than OLD-FILE."
58 (> (file-write-date new-file) (file-write-date old-file)))
59
60 (defun binary-pathname (source-pathname)
61 (merge-pathnames
62 (make-pathname :directory `(:relative "fasl" ,*lisp-name*))
63 (merge-pathnames (compile-file-pathname source-pathname))))
64
65 (defun compile-files-if-needed-serially (files)
66 "Compile each file in FILES if the source is newer than
67 its corresponding binary, or the file preceding it was
68 recompiled."
69 (with-compilation-unit ()
70 (let ((needs-recompile nil))
71 (dolist (source-pathname files)
72 (let ((binary-pathname (binary-pathname source-pathname)))
73 (handler-case
74 (progn
75 (when (or needs-recompile
76 (not (probe-file binary-pathname))
77 (file-newer-p source-pathname binary-pathname))
78 (format t "~&;; Compiling ~A...~%" source-pathname)
79 (ensure-directories-exist binary-pathname)
80 (compile-file source-pathname :output-file binary-pathname)
81 (setq needs-recompile t))
82 (load binary-pathname))
83 #+(or)
84 (error ()
85 ;; If an error occurs compiling, load the source instead
86 ;; so we can try to debug it.
87 (load source-pathname))
88 ))))))
89
90 (defun user-init-file ()
91 "Return the name of the user init file or nil."
92 (probe-file
93 (merge-pathnames (user-homedir-pathname)
94 #-mswindows (make-pathname :name ".swank" :type "lisp")
95 #+mswindows (make-pathname :name "_swank" :type "lsp"))))
96
97
98 (compile-files-if-needed-serially
99 (append (list (make-swank-pathname "swank-backend"))
100 *sysdep-pathnames*
101 (list *swank-pathname*)))
102
103 (funcall (intern (string :warn-unimplemented-interfaces) :swank-backend))
104
105 #+sbcl
106 (let ((readtable (swank-backend::shebang-readtable)))
107 (dolist (p (list-all-packages))
108 (when (swank-backend::sbcl-package-p p)
109 (push (cons (package-name p) readtable) swank::*readtable-alist*))))
110
111 (when (user-init-file)
112 (load (user-init-file)))
113

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