9a98f50e89
The remaining scripts in the scripts/ directory are only useful to developers. That's why devtools/ is a better name. Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com> Tested-by: Ferruh Yigit <ferruh.yigit@intel.com>
121 lines
3.6 KiB
Bash
Executable File
121 lines
3.6 KiB
Bash
Executable File
#! /bin/sh -e
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# BSD LICENSE
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#
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# Copyright 2016 6WIND S.A.
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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
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of 6WIND S.A. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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print_usage ()
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{
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echo "usage: $(basename $0) [-h] <git_range>"
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}
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print_help ()
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{
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print_usage
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cat <<- END_OF_HELP
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Find fixes to backport on previous versions.
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It looks for the word "fix" in the headline or a tag "Fixes" or "Reverts".
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The oldest bug origin is printed as well as partially fixed versions.
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END_OF_HELP
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}
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usage_error () # <message>
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{
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echo "$*" >&2
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print_usage >&2
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exit 1
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}
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while getopts h ARG ; do
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case $ARG in
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h ) print_help ; exit 0 ;;
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? ) print_usage >&2 ; exit 1 ;;
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esac
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done
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shift $(($OPTIND - 1))
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[ $# -ge 1 ] || usage_error 'range argument required'
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range="$*"
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# get major release version of a commit
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commit_version () # <hash>
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{
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tag=$(git tag -l --contains $1 | head -n1)
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if [ -z "$tag" ] ; then
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# before -rc1 tag of release in progress
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make showversion | cut -d'.' -f-2
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else
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echo $tag | sed 's,^v,,' | sed 's,-rc.*,,'
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fi
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}
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# get bug origin hashes of a fix
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origin_filter () # <hash>
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{
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git log --format='%b' -1 $1 |
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sed -n 's,^ *\([Ff]ixes\|[Rr]everts\): *\([0-9a-f]*\).*,\2,p'
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}
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# get oldest major release version of bug origins
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origin_version () # <origin_hash> ...
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{
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for origin in $* ; do
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# check hash is valid
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git rev-parse -q --verify $1 >&- || continue
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# get version of this bug origin
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local origver=$(commit_version $origin)
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local roothashes=$(origin_filter $origin)
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if [ -n "$roothashes" ] ; then
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# look chained fix of fix recursively
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local rootver="$(origin_version $roothashes)"
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[ -n "$rootver" ] || continue
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echo "$rootver (partially fixed in $origver)"
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else
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echo "$origver"
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fi
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# filter the oldest origin
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done | sort -uV | head -n1
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}
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git log --oneline --reverse $range |
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while read id headline ; do
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origins=$(origin_filter $id)
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[ -n "$origins" ] || echo "$headline" | grep -q fix || continue
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version=$(commit_version $id)
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if [ -n "$origins" ] ; then
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origver="$(origin_version $origins)"
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[ -n "$origver" ] || continue
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# ignore fix of bug introduced in the same release
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! echo "$origver" | grep -q "^$version" || continue
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else
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origver='N/A'
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fi
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printf '%s %7s %s (%s)\n' $version $id "$headline" "$origver"
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done
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