1 ;;; install.el --- Emacs Lisp package install utility
3 ;; Copyright (C) 1996,1997,1998,1999 Free Software Foundation, Inc.
5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
7 ;; Keywords: install, byte-compile, directory detection
9 ;; This file is part of APEL (A Portable Emacs Library).
11 ;; This program is free software; you can redistribute it and/or
12 ;; modify it under the terms of the GNU General Public License as
13 ;; published by the Free Software Foundation; either version 2, or (at
14 ;; your option) any later version.
16 ;; This program is distributed in the hope that it will be useful, but
17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ;; General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to
23 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 ;; Boston, MA 02111-1307, USA.
28 (require 'poe) ; make-directory (for v18)
29 (require 'path-util) ; default-load-path
32 ;;; @ compile Emacs Lisp files
35 (defun compile-elisp-module (module &optional path every-time)
36 (setq module (expand-file-name (symbol-name module) path))
37 (let ((el-file (concat module ".el"))
38 (elc-file (concat module ".elc")))
40 (file-newer-than-file-p el-file elc-file))
41 (byte-compile-file el-file))))
43 (defun compile-elisp-modules (modules &optional path every-time)
46 (compile-elisp-module module path every-time)))
53 (defvar install-overwritten-file-modes (+ (* 64 6)(* 8 4) 4))
55 (defun install-file (file src dest &optional move overwrite just-print)
57 (princ (format "%s -> %s\n" file dest))
58 (let ((src-file (expand-file-name file src)))
59 (if (file-exists-p src-file)
60 (let ((full-path (expand-file-name file dest)))
61 (if (and (file-exists-p full-path) overwrite)
62 (delete-file full-path))
63 (copy-file src-file full-path t t)
66 (while (and (file-exists-p src-file)
67 (file-writable-p src-file))
70 (delete-file src-file)
72 (error (princ (format "%s\n" (nth 1 err))))))))
73 (princ (format "%s -> %s\n" file dest)))))))
75 (defun install-files (files src dest &optional move overwrite just-print)
76 (or (file-exists-p dest)
77 (make-directory dest t))
80 (install-file file src dest move overwrite just-print)))
84 ;;; @@ install Emacs Lisp files
87 (defun install-elisp-module (module src dest &optional just-print)
88 (let (el-file elc-file)
89 (let ((name (symbol-name module)))
90 (setq el-file (concat name ".el"))
91 (setq elc-file (concat name ".elc")))
92 (let ((src-file (expand-file-name el-file src)))
93 (if (not (file-exists-p src-file))
96 (princ (format "%s -> %s\n" el-file dest))
97 (let ((full-path (expand-file-name el-file dest)))
98 (if (file-exists-p full-path)
99 (delete-file full-path))
100 (copy-file src-file full-path t t)
101 (princ (format "%s -> %s\n" el-file dest)))))
102 (setq src-file (expand-file-name elc-file src))
103 (if (not (file-exists-p src-file))
106 (princ (format "%s -> %s\n" elc-file dest))
107 (let ((full-path (expand-file-name elc-file dest)))
108 (if (file-exists-p full-path)
109 (delete-file full-path))
110 (copy-file src-file full-path t t)
112 (while (file-exists-p src-file)
115 (delete-file src-file)
117 (error (princ (format "%s\n" (nth 1 err)))))))
118 (princ (format "%s -> %s\n" elc-file dest))))))))
120 (defun install-elisp-modules (modules src dest &optional just-print)
121 (or (file-exists-p dest)
122 (make-directory dest t))
125 (install-elisp-module module src dest just-print)))
129 ;;; @ detect install path
132 ;; install to shared directory (maybe "/usr/local")
133 (defvar install-prefix
134 (if (or (<= emacs-major-version 18) ; running-emacs-18
135 (featurep 'xemacs) ; running-xemacs
136 (and (boundp 'system-configuration-options) ; 19.29 or later
137 (string= system-configuration-options "NT"))) ; for Meadow
138 (expand-file-name "../../.." exec-directory)
139 (expand-file-name "../../../.." data-directory)))
141 (defvar install-elisp-prefix
142 (if (>= emacs-major-version 19)
146 (defun install-detect-elisp-directory (&optional prefix elisp-prefix
147 allow-version-specific)
149 (setq prefix install-prefix))
151 (setq elisp-prefix install-elisp-prefix))
154 (let ((rest default-load-path)
156 (expand-file-name (concat ".*/" elisp-prefix) prefix)
159 (if (string-match pat (car rest))
160 (if (or allow-version-specific
161 (not (string-match (format "/%d\\.%d"
165 (throw 'tag (car rest))))
166 (setq rest (cdr rest)))))
167 (expand-file-name (concat
168 (if (and ; running-emacs-19_29-or-later
169 (not (featurep 'xemacs))
170 (or (>= emacs-major-version 20)
171 (and (= emacs-major-version 19)
172 (>= emacs-minor-version 29))))
175 (cond ((boundp 'NEMACS) "nemacs/")
176 ((boundp 'MULE) "mule/")
177 ((featurep 'xemacs) ; running-xemacs
185 (defvar install-default-elisp-directory
186 (install-detect-elisp-directory))
194 ;;; install.el ends here