/[slime]/slime/swank-loader.lisp
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Revision 1.9 - (hide annotations)
Fri Dec 12 11:13:07 2003 UTC (10 years, 4 months ago) by heller
Branch: MAIN
Changes since 1.8: +8 -7 lines
(user-init-file): Use homedir's truename.  Reported by Friedrich Dominicus.
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 1.9 ;;; $Id: swank-loader.lisp,v 1.9 2003/12/12 11:13:07 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 1.9 #+cmu '("swank-source-path-parser" "swank-cmucl")
31 dbarlow 1.8 #+sbcl '("swank-sbcl" "swank-source-path-parser" "swank-gray")
32 heller 1.6 #+openmcl '("swank-openmcl" "swank-gray")
33     #+lispworks '("swank-lispworks" "swank-gray")
34 heller 1.7 #+allegro '("swank-allegro" "swank-gray")
35 heller 1.6 ))
36 jbielman 1.1
37     (defparameter *swank-pathname* (make-swank-pathname "swank"))
38    
39     (defun file-newer-p (new-file old-file)
40     "Returns true if NEW-FILE is newer than OLD-FILE."
41     (> (file-write-date new-file) (file-write-date old-file)))
42    
43 heller 1.4 (defun compile-files-if-needed-serially (files)
44 jbielman 1.1 "Compile each file in FILES if the source is newer than
45     its corresponding binary, or the file preceding it was
46     recompiled."
47 heller 1.6 (with-compilation-unit ()
48     (let ((needs-recompile nil))
49     (dolist (source-pathname files)
50     (let ((binary-pathname (compile-file-pathname source-pathname)))
51     (handler-case
52     (progn
53     (when (or needs-recompile
54     (not (probe-file binary-pathname))
55     (file-newer-p source-pathname binary-pathname))
56     (format t "~&;; Compiling ~A...~%" source-pathname)
57     (compile-file source-pathname)
58     (setq needs-recompile t))
59     (load binary-pathname))
60     (error ()
61     ;; If an error occurs compiling, load the source instead
62     ;; so we can try to debug it.
63     (load source-pathname))))))))
64 jbielman 1.1
65 heller 1.4 (defun user-init-file ()
66 heller 1.6 "Return the name of the user init file or nil."
67 heller 1.9 (let ((home (user-homedir-pathname)))
68     (when (probe-file home)
69     (let ((filename (format nil "~A/.swank.lisp"
70     (namestring (truename home)))))
71     (cond ((probe-file filename) filename)
72     (t nil))))))
73 heller 1.4
74 lgorrie 1.5 (compile-files-if-needed-serially
75     (list* (make-swank-pathname "swank-backend") *swank-pathname*
76     *sysdep-pathnames*))
77 heller 1.4
78     (when (user-init-file)
79     (load (user-init-file)))
80 jbielman 1.1

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