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#!/bin/sh
# Test -i/--inplace with backup suffixes
# Copyright (C) 2016-2017 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
. "${srcdir=.}/testsuite/init.sh"; path_prepend_ ./sed
print_ver_ sed
# create multiple uniquely-named input files
# (the content does not matter for the first few)
touch a b c d e || framework_failure_
echo z > z || framework_failure_
printf "1\nz\n" >> exp-z || framework_failure_
# TODO: misleading error: the problem is the target filename of rename(2),
# not the source filename.
cat <<\EOF >exp-err-rename || framework_failure_
sed: cannot rename ./e: No such file or directory
EOF
# simple backup suffix
sed -i.bak = a || fail=1
test -e a.bak || fail=1
# backup suffix with explicit wildcard
sed -i'*.foo' = b || fail=1
test -e b.foo || fail=1
sed -i'==*==' = c || fail=1
test -e ==c== || fail=1
# abuse the suffix-name resolver
sed -i'*=*' = d || fail=1
test -e d=d || fail=1
# This fails (as expected, with the backup name resolving './e./e./e').
# TODO: improve error message;
# document why exit code is 4.
returns_ 4 sed -i'***' = ./e 2>err-rename || fail=1
compare_ exp-err-rename err-rename || fail=1
# backup filename resolving to the same as the input filename,
# silently ignored, backup not created (in execute.c:closedown() ).
sed -i'*' = z || fail=1
# ensure the input file was modified in-place
compare_ exp-z z || fail=1
Exit $fail
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