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58 lines
1.5 KiB
Bash
Executable File
58 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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# make sure `sum -s' works for input whose sum of bytes is larger than 2^32
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# Copyright (C) 2001-2004, 2006-2009 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 <http://www.gnu.org/licenses/>.
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if test "$VERBOSE" = yes; then
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set -x
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sum --version
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fi
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: ${srcdir=.}
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. $srcdir/require-perl
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# Avoid a problem when run in a UTF-8 locale.
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# Otherwise, Perl would try to (and fail to) interpret
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# each string below as a sequence of multi-byte characters.
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LC_ALL=C
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export LC_ALL
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. $srcdir/test-lib.sh
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fail=0
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# FYI, 16843009 is floor (2^32 / 255).
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# aka: perl -e 'print chr(255) x 16843009'
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$PERL -e '$s = chr(255) x 65537; foreach (1..257) {print $s}' \
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| sum -s > out || fail=1
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cat > exp <<\EOF
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65535 32897
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EOF
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compare out exp || fail=1
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rm -f out exp
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# aka: perl -e 'print chr(255) x 16843010'
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$PERL -e '$s = chr(255) x 65537; foreach (1..257) {print $s}; print chr(255)' \
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| sum -s > out || fail=1
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cat > exp <<\EOF
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254 32897
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EOF
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compare out exp || fail=1
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Exit $fail
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