papermc/scripts/rebuildPatches.sh

47 lines
1.4 KiB
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Executable file

#!/usr/bin/env bash
PS1="$"
basedir=$(realpath "$1")
workdir="$basedir/work"
echo "Rebuilding patch files from current fork state..."
git config core.safecrlf false
function cleanupPatches {
cd "$1"
for patch in *.patch; do
echo "$patch"
gitver=$(tail -n 2 "$patch" | grep -ve "^$" | tail -n 1)
diffs=$(git diff --staged "$patch" | grep -E "^(\+|\-)" | grep -Ev "(From [a-z0-9]{32,}|\-\-\- a|\+\+\+ b|.index)")
testver=$(echo "$diffs" | tail -n 2 | grep -ve "^$" | tail -n 1 | grep "$gitver")
if [ "x$testver" != "x" ]; then
diffs=$(echo "$diffs" | sed 'N;$!P;$!D;$d')
fi
if [ "x$diffs" == "x" ] ; then
git reset HEAD "$patch" >/dev/null
git checkout -- "$patch" >/dev/null
fi
done
}
function savePatches {
what=$1
what_name=$(basename "$what")
target=$2
echo "Formatting patches for $what..."
cd "$basedir/${what_name}-Patches/"
rm -rf *.patch
cd "$basedir/$target"
git format-patch --no-stat -N -o "$basedir/${what_name}-Patches/" upstream/upstream >/dev/null
cd "$basedir"
git add -A "$basedir/${what_name}-Patches"
cleanupPatches "$basedir/${what_name}-Patches"
echo " Patches saved for $what to $what_name-Patches/"
}
savePatches "$workdir/Spigot/Spigot-API" "Paper-API"
savePatches "$workdir/Spigot/Spigot-Server" "Paper-Server"