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64 lines
1.8 KiB
Bash
Executable File
64 lines
1.8 KiB
Bash
Executable File
#!/bin/sh
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# Confirm that copying a directory into itself gets a proper diagnostic.
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# Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc.
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# This program 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
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU 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 this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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# In 4.0.35 and earlier, `mkdir dir && cp -R dir dir' would produce this:
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# cp: won't create hard link `dir/dir/dir' to directory `'
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# Now it gives this:
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# cp: can't copy a directory `dir' into itself `dir/dir'
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if test "$VERBOSE" = yes; then
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set -x
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cp --version
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fi
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. $srcdir/../envvar-check
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. $srcdir/../lang-default
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pwd=`pwd`
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t0=`echo "$0"|sed 's,.*/,,'`.tmp;tmp=$t0/$$
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trap 'status=$?; cd $pwd; rm -rf $t0 && exit $status' 0
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trap '(exit $?); exit' 1 2 13 15
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framework_failure=0
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mkdir -p $tmp || framework_failure=1
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cd $tmp || framework_failure=1
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mkdir dir || framework_failure=1
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if test $framework_failure = 1; then
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echo 'failure in testing framework' 1>&2
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(exit 1); exit 1
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fi
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fail=0
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# This command should exit nonzero.
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cp -R dir dir 2> out && fail=1
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cat > exp <<\EOF
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cp: cannot copy a directory, `dir', into itself, `dir/dir'
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EOF
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#'
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cmp out exp || fail=1
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test $fail = 1 && diff out exp 2> /dev/null
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(exit $fail); exit $fail
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