#!/bin/bash
-LOG_FILE="../merge.log"
-build_host="sprygo"
-build_dir="/scatch/sfr/next"
-build_cmd="bin/build_next"
-
no_build=false
+start_from=""
+
[ "$1" = "-n" ] && {
shift
no_build=true
}
-[ -n "$1" ] && build_host="$1"
+[ "$1" = "-s" ] && {
+ shift
+ start_from="$1"
+ [ -z "$start_from" ] && {
+ echo "-s requires a start tree" 1>&2
+ exit 1
+ }
+ shift
+}
-cp /dev/null $LOG_FILE
+tool_dir=$(dirname "$0")
+. "$tool_dir/common.sh"
log()
{
- echo "$@" | tee -a $LOG_FILE
+ echo "$@" | tee -a "$LOG_FILE"
}
execute()
{
- log "$" $@
- $@ 2>&1 | tee -a $LOG_FILE
- return ${PIPESTATUS[0]}
+ log "$" "$@"
+ "$@" 2>&1 | tee -a "$LOG_FILE"
+ return "${PIPESTATUS[0]}"
}
-execute git checkout master
-execute git reset --hard stable
+do_rebase()
+{
+ rbase=${1#*/}
+ rbase="$2/${rbase%%:*}"
+ rtop="$2/${1#*:}"
+ rbid=$(git rev-parse "$rbase")
+ rtid=$(git rev-parse "$rtop")
+ [ "$rbid" = "$rtid" ] && {
+ echo Empty tree
+ return
+ }
+ [ "$(git rev-list HEAD..$rtop)" ] || {
+ echo Already merged
+ return
+ }
+ execute git clone -s -l -n -q . ../rebase-tmp || {
+ echo Clone failed 1>&2
+ bash -i || exit
+ }
+ log '$' cd ../rebase-tmp
+ cd ../rebase-tmp
+ execute git fetch --no-tags ../next "refs/remotes/$rtop:$rtop" || {
+ echo Fetch of top failed 1>&2
+ bash -i || exit
+ }
+ execute git fetch --no-tags ../next "refs/remotes/$rbase:$rbase" || {
+ echo Fetch of base failed 1>&2
+ bash -i || exit
+ }
+ execute git checkout "$rtop" || {
+ echo Checkout of top failed 1>&2
+ bash -i || exit
+ }
+ execute git rebase --onto master "$rbase" || {
+ echo Rebase failed 1>&2
+ bash -i || exit
+ }
+ log '$' cd ../next
+ cd ../next
+ execute git pull -f ../rebase-tmp "$rtop" || {
+ echo Pull failed 1>&2
+ echo "$h" >>../merge.debug
+ git diff >>../merge.debug 2>&1
+ git diff 2>&1 | egrep -q '<<<<<|^\*' && {
+ bash -i || exit
+ }
+ }
+ execute rm -rf ../rebase-tmp
+}
-heads=$(grep -v '^#' ../real_control | awk -F ' ' '$2=="quilt" { printf("quilt/%s ", $3); } $2=="git" { printf("%s/%s ", $3, $5); }')
+[ -n "$start_from" ] || {
+ cp /dev/null "$LOG_FILE"
+ execute date -R
+ execute git checkout master
+ execute git reset --hard stable
+ printf 'Name\t\tSHA1\n----\t\t----\n' > "$SHA1_FILE"
+
+}
+
+heads=$(awk -F '\t' '/^#/ { next; } $2=="quilt" || $2=="git" { printf("%s/%s ", $3, $5); } $2=="branch" { printf("branch/%s ", $1); }' "$CTRL_FILE")
+
+need_build=false
for h in $heads; do
- log Merging $h
+ tree=${h%%/*}
+
+ [ -n "$start_from" ] && {
+ if [ "$tree" = "$start_from" ]; then
+ start_from=""
+ else
+ continue
+ fi
+ }
+
+ [ "$tree" = "branch" ] && {
+ git branch -f "${h#branch/}"
+ continue
+ }
+
+ hlog=$(git log -1 --oneline "${h/\/*://}") 2>/dev/null
old_head=$(git rev-parse HEAD)
- execute git merge $h || {
- echo Merge failed 1>&2
- bash -i || exit
- log '$' git commit -v -a
- git commit -v -a
- execute git diff -M --stat --summary 'HEAD^..'
+ [ -f "../pre-merge/$tree" ] && {
+ for p in $(cat "../pre-merge/$tree"); do
+ "$bin_dir/do_patch" -n "$p" || {
+ linux-next-notify "premerge patch failed"
+ bash -i || exit
+ }
+ done
}
- new_head=$(git rev-parse HEAD)
- [ "$old_head" = "$new_head" ] && continue
+ log Merging "$h" "($hlog)"
+ case "$h" in
+ *:*)
+ do_rebase "$h" "$tree"
+ ;;
+ *)
+ execute git merge "$h" || {
+ echo Merge failed 1>&2
+ echo "$h" >>../merge.debug
+ git diff >>../merge.debug 2>&1
+ um_files=$(git diff 2>&1 | sed -n 's/^\* Unmerged path //p')
+ [ "$um_files" ] && [ -f "../merge-files/$tree" ] && {
+ rm_files=$(grep -F "$um_files" "../merge-files/$tree")
+ [ "$rm_files" ] &&
+ "$bin_dir/do_rm" $rm_files
+ }
+ git diff 2>&1 | egrep -q '<<<<<|^\*' && {
+ linux-next-notify "new conflict found merging $tree"
+ if [ -f "../merge-fixes/$tree" ]; then
+ echo "Merge fixes exist for this tree:"
+ cat "../merge-fixes/$tree"
+ fi
+ bash -i || exit
+ }
+# [ "$(git status --porcelain)" ] && {
+ GIT_EDITOR=: execute git commit -v -a || {
+ linux-next-notify "next commit failed for $tree"
+ bash -i || exit
+ }
+ execute git diff -M --stat --summary 'HEAD^..'
+# }
+ }
+ ;;
+ esac
+ [ -f "../merge-fixes/$tree" ] && {
+ for p in $(cat "../merge-fixes/$tree"); do
+ "$bin_dir/merge_fix" -n "$p" || {
+ linux-next-notify "merge fix failed for $tree"
+ bash -i || exit
+ }
+ done
+ }
+ tab="\t"
+ [ $(echo "$tree" | wc -c) -le 8 ] && tab="\t\t"
+ printf "%s$tab%s\n" $tree $(git rev-parse "${h/\/*://}^{}") >> $SHA1_FILE
$no_build && continue
- rsync -avH --exclude .git --delete . "$build_host":"$build_dir"/. || {
- echo Rsync failed 1>&2
+ $need_build || {
+ # See if we need to build after merging this tree
+ new_head=$(git rev-parse HEAD)
+ [ "$old_head" = "$new_head" ] ||
+ [ "$(git diff ${old_head}.. | wc -c)" -eq 0 ] ||
+ need_build=true
+ }
+ $need_build ||
+ continue
+ do_build=$(awk -F '\t' '/^[^#]/ && $3=="'$tree'" { print $6; }' "$CTRL_FILE")
+ [ "$do_build" = "yes" ] ||
+ continue
+ git push -f "${build_host}${build_host:+:}${build_dir}" master:refs/heads/next || {
+ echo git push failed 1>&2
+ linux-next-notify "push failed for $tree"
bash -i || exit
}
- ssh "$build_host" "$build_cmd" || {
+ [ -x "../pre-build/$tree" ] && {
+ "../pre-build/$tree" || {
+ echo Prebuild script failed 1>&2
+ linux-next-notify "pre-build script failed for $tree"
+ bash -i || exit
+ }
+ }
+ "$bin_dir/do_build" "$tree" || {
echo Build failed 1>&2
+ linux-next-notify "build failed for $tree"
bash -i || exit
}
+
+ need_build=false
done
exit 0