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1 #!/bin/sh
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2 # Create a symlink tree.
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3 #
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4 # Copyright (C) 1995, 2000, 2003 Free Software Foundation, Inc.
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5 #
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6 # This file is free software; you can redistribute it and/or modify
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7 # it under the terms of the GNU General Public License as published by
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8 # the Free Software Foundation; either version 2 of the License, or
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9 # (at your option) any later version.
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10 #
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU General Public License for more details.
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15 #
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16 # You should have received a copy of the GNU General Public License
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17 # along with this program; if not, write to the Free Software
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18 # Foundation, Inc., 51 Franklin Street, Fifth Floor,
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19 # Boston, MA 02110-1301, USA.
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20 #
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21 # As a special exception to the GNU General Public License, if you
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22 # distribute this file as part of a program that contains a
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23 # configuration script generated by Autoconf, you may include it under
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24 # the same distribution terms that you use for the rest of that program.
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25 #
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26 # Please report bugs to <gcc-bugs@gnu.org>
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27 # and send patches to <gcc-patches@gnu.org>.
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28
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29 # Syntax: symlink-tree srcdir "ignore1 ignore2 ..."
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30 #
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31 # where srcdir is the directory to create a symlink tree to,
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32 # and "ignoreN" is a list of files/directories to ignore.
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33
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34 prog=$0
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35 srcdir=$1
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36 ignore="$2"
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37
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38 if test $# -lt 1; then
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39 echo "symlink-tree error: Usage: symlink-tree srcdir \"ignore1 ignore2 ...\""
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40 exit 1
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41 fi
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42
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43 ignore_additional=". .. CVS"
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44
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45 # If we were invoked with a relative path name, adjust ${prog} to work
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46 # in subdirs.
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47 case ${prog} in
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48 /* | [A-Za-z]:[\\/]*) ;;
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49 *) prog=../${prog} ;;
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50 esac
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51
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52 # Set newsrcdir to something subdirectories can use.
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53 case ${srcdir} in
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54 /* | [A-Za-z]:[\\/]*) newsrcdir=${srcdir} ;;
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55 *) newsrcdir=../${srcdir} ;;
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56 esac
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57
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58 for f in `ls -a ${srcdir}`; do
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59 if [ -d ${srcdir}/$f ]; then
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60 found=
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61 for i in ${ignore} ${ignore_additional}; do
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62 if [ "$f" = "$i" ]; then
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63 found=yes
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64 fi
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65 done
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66 if [ -z "${found}" ]; then
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67 echo "$f ..working in"
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68 if [ -d $f ]; then true; else mkdir $f; fi
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69 (cd $f; ${prog} ${newsrcdir}/$f "${ignore}")
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70 fi
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71 else
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72 echo "$f ..linked"
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73 rm -f $f
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74 ln -s ${srcdir}/$f .
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75 fi
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76 done
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77
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78 exit 0
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