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script: update git-backport-diff to latest

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RH-Author: Peter Xu <peterx@redhat.com>
Message-id: <1490341487-21581-1-git-send-email-peterx@redhat.com>
Patchwork-id: 74520
O-Subject: [RHEV-7.4 qemu-kvm-rhev PATCH] script: update git-backport-diff to latest
Bugzilla:

BZ:       None
Brew:     None
Upstream: Downstream only

Upstream git-backport-diff (https://github.com/codyprime/git-scripts)
has several enhancements. Let's sync up with that one. This patch will
upgrade the script to the following commit on Apr 22th, 2016 (which is
current latest):

  a7ccff88e (More fixes for printing literal strings)

Signed-off-by: Peter Xu <peterx@redhat.com>
---
 redhat/scripts/git-backport-diff | 75 ++++++++++++++++++++++++++--------------
 1 file changed, 50 insertions(+), 25 deletions(-)

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
This commit is contained in:
Peter Xu 2017-03-24 07:44:47 +01:00 • committed by Miroslav Rezanina
parent 9059912187
commit c8afc5ecbc
1 changed files with 50 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

75
redhat/scripts/git-backport-diff
View file

@ -42,6 +42,7 @@ def_range="HEAD^!"
def_color='y'
def_pause='y'
def_sensitivity=0
def_summary='n'
upstream=`git config backport-diff.upstream || true`
diffprog=`git config backport-diff.diffprog || true`
@ -49,6 +50,7 @@ range=`git config backport-diff.range || true`
color=`git config backport-diff.color || true`
pause=`git config backport-diff.pause || true`
sensitivity=`git config backport-diff.sensitivity || true`
summary=`git config backport-diff.summary || true`
if [[ -z "$upstream" ]]
then
@ -80,6 +82,11 @@ then
sensitivity=$def_sensitivity
git config backport-diff.sensitivity $sensitivity || true
fi
if [[ -z "$summary" ]]
then
summary=$def_summary
git config backport-diff.summary $summary || true
fi
usage() {
@ -106,6 +113,8 @@ usage() {
1: show (0) + contextual differences
2+: offer to compare all patches, regardless of any differences
"
echo " -S summary only (no diff viewing)
"
echo " -h help"
echo ""
echo "You can set each of the default options using git-config:"
@ -114,9 +123,10 @@ usage() {
echo " git config backport-diff.range"
echo " git config backport-diff.color"
echo " git config backport-diff.pause"
echo " git config backport-diff.summary"
}
while getopts ":r:u:nd:phs:" opt
while getopts ":r:u:nd:phs:S" opt
do
case $opt in
r) range=$OPTARG
@ -137,6 +147,8 @@ do
exit 1
fi
;;
S) summary='y'
;;
h) usage
exit
;;
@ -219,7 +231,7 @@ compare_git()
# subject lines, and using the last one. Not all backports contain
# the phrase "cherry-pick", so we can't really try and find the
# upstream hash from that...
uphash=`git log $upstream --pretty=format:"%H" --perl-regexp --grep="^\\Q${subj}\\E$"|tail -n 1`
uphash=`git log $upstream --pretty=format:"%H" --fixed-strings --grep="${subj}" |tail -n 1`
if [[ -n "$uphash" ]]
then
numdiff=`diff -u <(git diff $uphash^! |egrep ^[-+])\
@ -249,26 +261,47 @@ compare_git()
then
f=${bold}F${reset}
showdiff=1
printf "%03d/${total}:[${bold}%04d${reset}] [${f}${c}] ${bold}${color4}'${subj}'${reset}\n" $cnt $numdiff
printf "%03d/${total}:[${bold}%04d${reset}] [${f}${c}] ${bold}${color4}'%s'${reset}\n" $cnt $numdiff "$subj"
else
printf "%03d/$total:[----] [${f}${c}] '$subj'\n" $cnt
printf "%03d/$total:[----] [${f}${c}] '%s'\n" $cnt "$subj"
fi
if [[ $showdiff -eq 1 ]]
then
if [[ diffprog == "meld" ]]
if [[ $diffprog == "meld" ]]
then
label="--label=\"#$cnt: $subj ( <-upstream, downstream-> )\""
label="--label=\"Patch #$cnt: $subj\" --label=\" \""
fi
subjlist[$cnt]=$subj
exe[$cnt]="${label} <(git show $uphash^!) <(git show $downhash^!) 2>/dev/null"
shortexe[$cnt]="<(git show ${uphash:0:7}^\!) <(git show ${downhash:0:7}^\!)"
fi
else
printf "%03d/$total:[${bold}${color1}down${reset}] ${bold}${color4}'$subj'${reset}\n" $cnt
printf "%03d/$total:[${bold}${color1}down${reset}] ${bold}${color4}'%s'${reset}\n" $cnt "$subj"
fi
done < <(git log --pretty=tformat:"%H%s" --reverse $range)
}
show_diff()
{
echo "Do you want to view the diffs using ${bold}${diffprog}${reset}? y/[n]: "
read -n 1 view
echo ""
if [[ "$view" == "y" ]]
then
for idx in ${!exe[*]}
do
if [[ $pause == 'y' ]]
then
echo "Press [Enter] to view diff(diff) of ${idx}/${total}: ${bold}${color4}${subjlist[$idx]}${reset}"
read
else
echo "Viewing diff(diff) of ${idx}/${total}: ${bold}${color4}${subjlist[$idx]}${reset}"
fi
eval ${diffprog} ${exe[$idx]} || true
done
fi
}
if [[ $upstream_valid != 'y' ]]
then
echo "Upstream $upstream is not valid (does not exist)!"
@ -277,26 +310,18 @@ then
fi >&2
compare_git
echo "Do you want to view the diffs using ${bold}${diffprog}${reset}? y/[n]: "
read -n 1 view
echo ""
if [[ "$view" == "y" ]]
if [[ $summary != 'y' ]]
then
for idx in ${!exe[*]}
show_diff
fi
if [[ ${!shortexe[*]} != '' ]]
then
echo ""
echo "To view diffs later, you may run:"
for idx in ${!shortexe[*]}
do
if [[ $pause == 'y' ]]
then
echo "Press [Enter] to view diff(diff) of ${idx}/${total}: ${bold}${color4}${subjlist[$idx]}${reset}"
read
else
echo "Viewing diff(diff) of ${idx}/${total}: ${bold}${color4}${subjlist[$idx]}${reset}"
fi
eval ${diffprog} ${exe[$idx]} || true
printf "%03d/$total: '${diffprog} ${shortexe[$idx]}'\n" $idx
done
fi
echo "To view diffs later, you may run:"
for idx in ${!shortexe[*]}
do
printf "%03d/$total: '${diffprog} ${shortexe[$idx]}'\n" $idx
done