/[slime]/slime/swank-loader.lisp
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Revision 1.6 - (hide annotations)
Thu Nov 27 00:38:08 2003 UTC (10 years, 4 months ago) by heller
Branch: MAIN
Changes since 1.5: +24 -21 lines
*sysdep-pathnames*: Add Lispworks files.
(compile-files-if-needed-serially): Compile all files in a compilation unit.
1 jbielman 1.1 ;;;; -*- 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 heller 1.6 ;;; $Id: swank-loader.lisp,v 1.6 2003/11/27 00:38:08 heller Exp $
11 jbielman 1.1 ;;;
12    
13     (defpackage :swank-loader
14     (:use :common-lisp))
15 heller 1.4
16 jbielman 1.1 (in-package :swank-loader)
17    
18     (defun make-swank-pathname (name &optional (type "lisp"))
19     "Return a pathname with name component NAME in the Slime directory."
20     (merge-pathnames name
21     (make-pathname
22     :type type
23     :directory
24     (pathname-directory
25     (or *compile-file-pathname* *load-pathname*
26     *default-pathname-defaults*)))))
27    
28 heller 1.3 (defparameter *sysdep-pathnames*
29     (mapcar #'make-swank-pathname
30 heller 1.6 #+cmu '("swank-cmucl")
31     #+sbcl '("swank-sbcl" "swank-gray")
32     #+openmcl '("swank-openmcl" "swank-gray")
33     #+lispworks '("swank-lispworks" "swank-gray")
34     ))
35 jbielman 1.1
36     (defparameter *swank-pathname* (make-swank-pathname "swank"))
37    
38     (defun file-newer-p (new-file old-file)
39     "Returns true if NEW-FILE is newer than OLD-FILE."
40     (> (file-write-date new-file) (file-write-date old-file)))
41    
42 heller 1.4 (defun compile-files-if-needed-serially (files)
43 jbielman 1.1 "Compile each file in FILES if the source is newer than
44     its corresponding binary, or the file preceding it was
45     recompiled."
46 heller 1.6 (with-compilation-unit ()
47     (let ((needs-recompile nil))
48     (dolist (source-pathname files)
49     (let ((binary-pathname (compile-file-pathname source-pathname)))
50     (handler-case
51     (progn
52     (when (or needs-recompile
53     (not (probe-file binary-pathname))
54     (file-newer-p source-pathname binary-pathname))
55     (format t "~&;; Compiling ~A...~%" source-pathname)
56     (compile-file source-pathname)
57     (setq needs-recompile t))
58     (load binary-pathname))
59     (error ()
60     ;; If an error occurs compiling, load the source instead
61     ;; so we can try to debug it.
62     (load source-pathname))))))))
63 jbielman 1.1
64 heller 1.4 (defun user-init-file ()
65 heller 1.6 "Return the name of the user init file or nil."
66 heller 1.4 (let ((filename (format nil "~A/.swank.lisp"
67     (namestring (user-homedir-pathname)))))
68     (cond ((probe-file filename) filename)
69     (t nil))))
70    
71 lgorrie 1.5 (compile-files-if-needed-serially
72     (list* (make-swank-pathname "swank-backend") *swank-pathname*
73     *sysdep-pathnames*))
74 heller 1.4
75     (when (user-init-file)
76     (load (user-init-file)))
77 jbielman 1.1

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