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#!/bin/sh
# Check whether od -wN works with big N
# Copyright 2025 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 <https://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ od
very_expensive_
export LC_ALL=C
cat >exp <<'EOF' || framework_failure_
0000000 x >x<
0000001
EOF
# Try values near sqrt(2**31) and sqrt(2**63).
for w in 46340 46341 3037000500 3037000501; do
printf x | od -w$w -tcz 2>err | tr -s ' ' ' ' >out
if test -s err; then
test ! -s out || fail=1
else
compare exp out || fail=1
outbytes=$(printf x | od -w$w -tcz | wc -c)
expbytes=$((4*$w + 21))
test $expbytes -eq $outbytes || fail=1
fi
done
Exit $fail
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