Import new 2-clause BSD licenced implementation of the bc and dc commands
These implementations of the bc and dc programs offer a number of advantages
compared to the current implementations in the FreeBSD base system:
- They do not depend on external large number functions (i.e. no dependency
on OpenSSL or any other large number library)
- They implements all features found in GNU bc/dc (with the exception of
the forking of sub-processes, which the author of this version considers
as a security issue).
- They are significantly faster than the current code in base (more than
2 orders of magnitude in some of my tests, e.g. for 12345^100000).
- They should be fully compatible with all features and the behavior of the
current implementations in FreeBSD (not formally verified).
- They support POSIX message catalogs and come with localized messages in
Chinese, Dutch, English, French, German, Japanese, Polish, Portugueze,
and Russian.
- They offer very detailed man-pages that provide far more information than
the current ones.
Approved by: imp
Obtained from: https://git.yzena.com/gavin/bc
Differential Revision: https://reviews.freebsd.org/D19982
2020-06-27 15:03:19 +00:00
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#! /bin/sh
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#
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2020-07-07 07:02:33 +00:00
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# SPDX-License-Identifier: BSD-2-Clause
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Import new 2-clause BSD licenced implementation of the bc and dc commands
These implementations of the bc and dc programs offer a number of advantages
compared to the current implementations in the FreeBSD base system:
- They do not depend on external large number functions (i.e. no dependency
on OpenSSL or any other large number library)
- They implements all features found in GNU bc/dc (with the exception of
the forking of sub-processes, which the author of this version considers
as a security issue).
- They are significantly faster than the current code in base (more than
2 orders of magnitude in some of my tests, e.g. for 12345^100000).
- They should be fully compatible with all features and the behavior of the
current implementations in FreeBSD (not formally verified).
- They support POSIX message catalogs and come with localized messages in
Chinese, Dutch, English, French, German, Japanese, Polish, Portugueze,
and Russian.
- They offer very detailed man-pages that provide far more information than
the current ones.
Approved by: imp
Obtained from: https://git.yzena.com/gavin/bc
Differential Revision: https://reviews.freebsd.org/D19982
2020-06-27 15:03:19 +00:00
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#
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2020-07-07 07:02:33 +00:00
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# Copyright (c) 2018-2020 Gavin D. Howard and contributors.
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Import new 2-clause BSD licenced implementation of the bc and dc commands
These implementations of the bc and dc programs offer a number of advantages
compared to the current implementations in the FreeBSD base system:
- They do not depend on external large number functions (i.e. no dependency
on OpenSSL or any other large number library)
- They implements all features found in GNU bc/dc (with the exception of
the forking of sub-processes, which the author of this version considers
as a security issue).
- They are significantly faster than the current code in base (more than
2 orders of magnitude in some of my tests, e.g. for 12345^100000).
- They should be fully compatible with all features and the behavior of the
current implementations in FreeBSD (not formally verified).
- They support POSIX message catalogs and come with localized messages in
Chinese, Dutch, English, French, German, Japanese, Polish, Portugueze,
and Russian.
- They offer very detailed man-pages that provide far more information than
the current ones.
Approved by: imp
Obtained from: https://git.yzena.com/gavin/bc
Differential Revision: https://reviews.freebsd.org/D19982
2020-06-27 15:03:19 +00:00
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice, this
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# list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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set -e
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script="$0"
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testdir=$(dirname "${script}")
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if [ "$#" -lt 2 ]; then
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printf 'usage: %s dir script [run_extra_tests] [run_stack_tests] [generate_tests] [time_tests] [exec args...]\n' "$script"
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exit 1
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fi
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d="$1"
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shift
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f="$1"
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shift
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if [ "$#" -gt 0 ]; then
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run_extra_tests="$1"
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shift
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else
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run_extra_tests=1
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fi
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if [ "$#" -gt 0 ]; then
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run_stack_tests="$1"
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shift
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else
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run_stack_tests=1
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fi
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if [ "$#" -gt 0 ]; then
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generate="$1"
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shift
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else
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generate=1
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fi
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if [ "$#" -gt 0 ]; then
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time_tests="$1"
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shift
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else
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time_tests=0
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fi
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if [ "$#" -gt 0 ]; then
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exe="$1"
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shift
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else
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exe="$testdir/../bin/$d"
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fi
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out="$testdir/../.log_${d}_test.txt"
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if [ "$d" = "bc" ]; then
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if [ "$run_stack_tests" -ne 0 ]; then
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options="-lgq"
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else
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options="-lq"
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fi
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halt="halt"
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else
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options="-x"
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halt="q"
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fi
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scriptdir="$testdir/$d/scripts"
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name="${f%.*}"
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if [ "$f" = "timeconst.bc" ]; then
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exit 0
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fi
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if [ "$run_extra_tests" -eq 0 ]; then
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if [ "$f" = "rand.bc" ]; then
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printf 'Skipping %s script: %s\n' "$d" "$f"
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exit 0
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fi
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fi
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if [ "$run_stack_tests" -eq 0 ]; then
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if [ "$f" = "globals.bc" -o "$f" = "references.bc" -o "$f" = "rand.bc" ]; then
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printf 'Skipping %s script: %s\n' "$d" "$f"
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exit 0
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fi
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fi
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s="$scriptdir/$f"
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orig="$testdir/$name.txt"
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results="$scriptdir/$name.txt"
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if [ -f "$orig" ]; then
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res="$orig"
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elif [ -f "$results" ]; then
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res="$results"
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elif [ "$generate" -eq 0 ]; then
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printf 'Skipping %s script %s\n' "$d" "$s"
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exit 0
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else
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printf 'Generating %s results...' "$f"
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printf '%s\n' "$halt" | "$d" "$s" > "$results"
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printf 'done\n'
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res="$results"
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fi
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printf 'Running %s script %s...' "$d" "$f"
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if [ "$time_tests" -ne 0 ]; then
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printf '\n'
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printf '%s\n' "$halt" | /usr/bin/time -p "$exe" "$@" $options "$s" > "$out"
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printf '\n'
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else
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printf '%s\n' "$halt" | "$exe" "$@" $options "$s" > "$out"
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fi
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diff "$res" "$out"
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rm -f "$out"
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printf 'pass\n'
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