source: trunk/abcl/src/org/armedbear/lisp/ensure-directories-exist.lisp @ 14207

Last change on this file since 14207 was 14173, checked in by Mark Evenson, 8 years ago

Fix CL-TEST::ENSURE-DIRECTORIES-EXIST.8.

Restore default as to not be verbose about directory creation.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 3.3 KB
Line 
1;;; ensure-directories-exist.lisp
2;;;
3;;; Copyright (C) 2004-2007 Peter Graves
4;;; $Id: ensure-directories-exist.lisp 14173 2012-10-08 20:05:03Z mevenson $
5;;;
6;;; This program is free software; you can redistribute it and/or
7;;; modify it under the terms of the GNU General Public License
8;;; as published by the Free Software Foundation; either version 2
9;;; of the License, or (at your option) any later version.
10;;;
11;;; This program is distributed in the hope that it will be useful,
12;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14;;; GNU General Public License for more details.
15;;;
16;;; You should have received a copy of the GNU General Public License
17;;; along with this program; if not, write to the Free Software
18;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
19;;;
20;;; As a special exception, the copyright holders of this library give you
21;;; permission to link this library with independent modules to produce an
22;;; executable, regardless of the license terms of these independent
23;;; modules, and to copy and distribute the resulting executable under
24;;; terms of your choice, provided that you also meet, for each linked
25;;; independent module, the terms and conditions of the license of that
26;;; module.  An independent module is a module which is not derived from
27;;; or based on this library.  If you modify this library, you may extend
28;;; this exception to your version of the library, but you are not
29;;; obligated to do so.  If you do not wish to do so, delete this
30;;; exception statement from your version.
31
32;;; Adapted from SBCL.
33
34(in-package "SYSTEM")
35
36(defun ensure-directories-exist (pathspec &key (verbose nil)) 
37  (let ((pathname (pathname pathspec))
38  (created-p nil))
39;;; CLHS: Function ENSURE-DIRECTORIES-EXIST "An error of type
40;;; file-error is signaled if the host, device, or directory part of
41;;; pathspec is wild."
42    (when (or (wild-pathname-p pathname :host)
43              (wild-pathname-p pathname :device)
44              (wild-pathname-p pathname :directory))
45      (error 'file-error
46       :format-control "Bad place for a wild HOST, DEVICE, or DIRECTORY component."
47       :pathname pathname))
48    (let ((dir (pathname-directory pathname)))
49      (loop :for i :from 1 :upto (length dir)
50         :doing (let ((newpath (make-pathname
51                                :host (pathname-host pathname)
52                                :device (if (pathname-device pathname)
53                                            (pathname-device pathname)
54                                            :unspecific)
55                                :directory (subseq dir 0 i))))
56                  (unless (probe-directory newpath)
57                    (when verbose
58                      (fresh-line)
59                      (format *standard-output*
60                              "Creating directory of pathname ~A.~&" 
61                              newpath))
62                    (mkdir newpath)
63                    (unless (probe-directory newpath)
64                      (error 'file-error
65                             :pathname newpath
66                             :format-control "Can't ensure directory~& ~S ~&ancestor of~&  ~S."
67                             :format-arguments (list newpath pathname)))
68                 (setq created-p t)))))
69      (values pathname created-p)))
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