mirror of
https://github.com/PaperMC/Paper.git
synced 2024-12-28 07:20:24 +01:00
3c57e007e9
this will help ensure that upstreams apply as cleanly as it does manually the filtering makes the patches more fragile, but usually not an issue for small updates. this will unfilter, apply the cleanest patches, then the next rebuild will filter out unnecessary changes
76 lines
2.6 KiB
Bash
Executable file
76 lines
2.6 KiB
Bash
Executable file
#!/usr/bin/env bash
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(
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PS1="$"
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basedir="$(cd "$1" && pwd -P)"
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workdir="$basedir/work"
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source "$basedir/scripts/functions.sh"
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gitcmd="git -c commit.gpgsign=false -c core.safecrlf=false"
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echo "Rebuilding patch files from current fork state..."
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nofilter="0"
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if [ "$2" = "nofilter" ]; then
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nofilter="1"
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fi
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function cleanupPatches {
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cd "$1"
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for patch in *.patch; do
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echo "$patch"
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gitver=$(tail -n 2 "$patch" | grep -ve "^$" | tail -n 1)
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diffs=$($gitcmd diff --staged "$patch" | grep --color=none -E "^(\+|\-)" | grep --color=none -Ev "(From [a-f0-9]{32,}|\-\-\- a|\+\+\+ b|^.index)")
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testver=$(echo "$diffs" | tail -n 2 | grep --color=none -ve "^$" | tail -n 1 | grep --color=none "$gitver")
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if [ "x$testver" != "x" ]; then
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diffs=$(echo "$diffs" | sed 'N;$!P;$!D;$d')
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fi
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if [ "x$diffs" == "x" ] ; then
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$gitcmd reset HEAD "$patch" >/dev/null
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$gitcmd checkout -- "$patch" >/dev/null
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fi
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done
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}
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function savePatches {
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what=$1
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what_name=$(basename "$what")
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target=$2
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echo "Formatting patches for $what..."
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cd "$basedir/${what_name}-Patches/"
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if [ -d "$basedir/$target/.git/rebase-apply" ]; then
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# in middle of a rebase, be smarter
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echo "REBASE DETECTED - PARTIAL SAVE"
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last=$(cat "$basedir/$target/.git/rebase-apply/last")
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next=$(cat "$basedir/$target/.git/rebase-apply/next")
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orderedfiles=$(find . -name "*.patch" | sort)
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for i in $(seq -f "%04g" 1 1 $last)
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do
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if [ $i -lt $next ]; then
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rm $(echo "$orderedfiles{@}" | sed -n "${i}p")
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fi
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done
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else
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rm -rf *.patch
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fi
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cd "$basedir/$target"
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$gitcmd format-patch --no-stat -N -o "$basedir/${what_name}-Patches/" upstream/upstream >/dev/null
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cd "$basedir"
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$gitcmd add -A "$basedir/${what_name}-Patches"
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if [ "$nofilter" == "0" ]; then
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cleanupPatches "$basedir/${what_name}-Patches"
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fi
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echo " Patches saved for $what to $what_name-Patches/"
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}
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savePatches "$workdir/Spigot/Spigot-API" "Paper-API"
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if [ -f "$basedir/Paper-API/.git/patch-apply-failed" ]; then
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echo "$(color 1 31)[[[ WARNING ]]] $(color 1 33)- Not saving Paper-Server as it appears Paper-API did not apply clean.$(colorend)"
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echo "$(color 1 33)If this is a mistake, delete $(color 1 34)Paper-API/.git/patch-apply-failed$(color 1 33) and run rebuild again.$(colorend)"
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echo "$(color 1 33)Otherwise, rerun ./paper patch to have a clean Paper-API apply so the latest Paper-Server can build.$(colorend)"
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else
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savePatches "$workdir/Spigot/Spigot-Server" "Paper-Server"
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fi
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) || exit 1
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