Marlin 2.0 for Flying Bear 4S/5
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#!/usr/bin/env bash
#
# mfprep tag1 [tag2]
#
# Find commits in bugfix-2.0.x not yet in 2.0.x
#
SED=$(which gsed sed | head -n1)
SELF=`basename "$0"`
[[ $# < 1 || $# > 2 ]] && { echo "Usage $SELF tag1 [tag2]" ; exit 1 ; }
TAG1=$1
TAG2=${2:-"HEAD"}
# Validate that the required tags exist
MTAG=`git tag | grep -e "^bf-$TAG1\$"`
[[ -n $MTAG ]] || { echo "Can't find tag bf-$TAG1" ; exit 1 ; }
MTAG=`git tag | grep -e "^$TAG1\$"`
[[ -n $MTAG ]] || { echo "Can't find tag $TAG1" ; exit 1 ; }
# Generate log of recent commits for bugfix-2.0.x and 2.0.x
TMPDIR=`mktemp -d`
LOGB="$TMPDIR/log-bf.txt"
LOG2="$TMPDIR/log-20x.txt"
TMPF="$TMPDIR/tmp.txt"
SCRF="$TMPDIR/update-20x.sh"
git checkout bugfix-2.0.x
git log --pretty="[%h] %s" bf-$TAG1..$TAG2 | grep -v '\[cron\]' | $SED '1!G;h;$!d' >"$LOGB"
git checkout 2.0.x
git log --pretty="[%h] %s" $TAG1..$TAG2 | $SED '1!G;h;$!d' >"$LOG2" || { echo "Can't find tag bf-$TAG1" ; exit 1 ; }
# Go through commit text from 2.0.x removing all matches from the bugfix log
cat "$LOG2" | while read line; do
#echo "... $line"
if [[ $line =~ (\(#[0-9]{5}\))$ ]]; then
PATT=${BASH_REMATCH[1]}
#echo "... $PATT"
else
PATT=$( $SED -E 's/^\[[0-9a-f]{10}\]( . )?(.+)$/\2/' <<<"$line" )
fi
[[ -n $PATT ]] && { grep -v "$PATT" "$LOGB" >"$TMPF" ; cp "$TMPF" "$LOGB" ; }
done
# Convert remaining commits into git commands
echo -e "#!/usr/bin/env bash\nset -e\ngit checkout 2.0.x\n" >"$TMPF"
cat "$LOGB" | while read line; do
if [[ $line =~ ^\[([0-9a-f]{10})\]\ *(.*)$ ]]; then
CID=${BASH_REMATCH[1]}
REST=${BASH_REMATCH[2]}
echo "git cherry-pick $CID ;# $REST" >>"$TMPF"
else
echo ";# $line" >>"$TMPF"
fi
done
mv "$TMPF" "$SCRF"
chmod ug+x "$SCRF"
open "$TMPDIR"