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44 lines
1.3 KiB
Bash
Executable File
44 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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# Check whether od -wN works with big N
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# Copyright 2025-2026 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 3 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, see <https://www.gnu.org/licenses/>.
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ od
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very_expensive_
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export LC_ALL=C
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cat >exp <<'EOF' || framework_failure_
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0000000 x >x<
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0000001
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EOF
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# Try values near sqrt(2**31) and sqrt(2**63).
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for w in 46340 46341 3037000500 3037000501; do
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printf x | od -w$w -tcz 2>err | tr -s ' ' ' ' >out
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if test -s err; then
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test ! -s out || fail=1
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else
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compare exp out || fail=1
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outbytes=$(printf x | od -w$w -tcz | wc -c)
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expbytes=$((4*$w + 21))
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test $expbytes -eq $outbytes || fail=1
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fi
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done
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Exit $fail
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