Keep track of some hooks used by the primary repository

post-applypatch

@@ -0,0 +1,23 @@
+#!/bin/sh
+
+GIT_DIR=.git
+dotest="$GIT_DIR/rebase-apply"
+
+prec=4 &&
+this=$(cat 2>/dev/null "$dotest/next") &&
+msgnum=$(printf "%0${prec}d" $this) &&
+test -f "$dotest/$msgnum" &&
+message_id=$(sed -n '
+	/^Message-I[Dd]:[ 	]*\(<.*>\)[ 	]*$/{
+		s//\1/p
+		q
+	}
+	/^$/q
+' "$dotest/$msgnum") &&
+
+test -n "$message_id" &&
+head=$(git rev-parse --verify HEAD 2>/dev/null) &&
+
+echo "$head $message_id" >>"$GIT_DIR"/am.log &&
+GIT_NOTES_REF=refs/notes/amlog \
+	git notes edit -m "Message-Id: $message_id" "$head"

pre-applypatch

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+. git-sh-setup
+
+# Avoid duplicated test numbers --- checking 'pu' is enough
+# as we will usually add, but never remove them.
+added=$(
+	git diff-index --cached --name-only --diff-filter=A HEAD -- t |
+	sed -ne 's|t/\(t[0-9][0-9][0-9][0-9]\)-.*\.sh$|\1|p'
+)
+if test -n "$added"
+then
+	bad=
+	exists=$(
+		git ls-tree --name-only pu:t |
+		sed -ne 's|^\(t[0-9][0-9][0-9][0-9]\)-.*\.sh$|\1|p' |
+		tr "\012" " "
+	)
+	for a in $added
+	do
+		case " $exists " in
+		*" $a "*)
+			echo "Test number $a already taken"
+			bad=1
+			;;
+		esac
+	done
+	if test -n "$bad"
+	then
+		exit 1
+	fi
+fi