2021-04-26 07:53:20 -04:00
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#| -*-Scheme-*-
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Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
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1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016,
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2017, 2018, 2019, 2020 Massachusetts Institute of Technology
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This file is part of MIT/GNU Scheme.
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MIT/GNU Scheme is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at
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your option) any later version.
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MIT/GNU Scheme is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with MIT/GNU Scheme; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301,
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USA.
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|#
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;;;; Directory Editor (Unix Customizations)
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;;; package: (edwin dired)
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2021-04-26 07:57:47 -04:00
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2021-04-26 07:53:20 -04:00
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(define (dired-change-inode program)
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(lambda (attribute argument)
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(dired-change-files (string-append "change" attribute "of") argument
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(let ((program (os/find-program program #f (ref-variable exec-path)))
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(directory (buffer-default-directory (current-buffer))))
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(lambda (pathname lstart)
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(run-synchronous-process #f #f directory #f
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program attribute (->namestring pathname))
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(dired-redisplay pathname lstart))))))
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(define-key 'dired #\M 'dired-chmod)
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(define-command dired-chmod
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"Change mode of this file."
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"sChange to Mode\nP"
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(dired-change-inode "chmod"))
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(define-key 'dired #\G 'dired-chgrp)
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(define-command dired-chgrp
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"Change group of this file."
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"sChange to Group\nP"
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(dired-change-inode "chgrp"))
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(define-key 'dired #\O 'dired-chown)
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(define-command dired-chown
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"Change owner of this file."
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"sChange to Owner\nP"
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(dired-change-inode "chown"))
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(define-key 'dired #\Z 'dired-do-compress)
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(define-command dired-do-compress
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"Compress or uncompress marked (or next ARG) files.
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The files are compressed or uncompressed using gzip."
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"P"
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(lambda (argument)
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(let ((n
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(dired-change-files "compress" argument
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(let ((gzip (os/find-program "gzip" #f (ref-variable exec-path)))
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(directory (buffer-default-directory (current-buffer))))
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(lambda (pathname lstart)
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(let ((type (pathname-type pathname))
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(namestring (->namestring pathname)))
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(let ((decompress? (member type '("gz" "z" "Z"))))
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(message (if decompress? "Unc" "C")
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"ompressing file `" namestring "'...")
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(run-synchronous-process #f #f directory #f
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gzip
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(if decompress? "-d" "")
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namestring)
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(dired-redisplay
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(pathname-new-type
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pathname
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(and (not decompress?)
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(if (string? type)
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(string-append type ".gz")
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"gz")))
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lstart))))))))
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(if (positive? n)
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(message "Compressed or uncompressed " n " files.")))))
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#|
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(define-command dired-do-symlink
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"Make symbolic links to current file or all marked (or next ARG) files.
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When operating on just the current file, you specify the new name.
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When operating on multiple or marked files, you specify a directory
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and new symbolic links are made in that directory
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with the same names that the files currently have."
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"P"
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(lambda (argument)
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))
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(define-command dired-do-hardlink
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"Add names (hard links) current file or all marked (or next ARG) files.
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When operating on just the current file, you specify the new name.
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When operating on multiple or marked files, you specify a directory
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and new hard links are made in that directory
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with the same names that the files currently have."
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"P"
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(lambda (argument)
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))
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2021-04-26 07:57:47 -04:00
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|#
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