#!/bin/sh
#
-. git-sh-setup-script || die "Not a git archive"
-
-merge_repo=$1
+# Copyright (c) 2005 Junio C Hamano
+#
+# Fetch one or more remote refs and merge it/them into the current HEAD.
-merge_name=$(echo "$1" | sed 's:\.git/*$::')
-merge_head=HEAD
-type=head
-if [ "$2" = "tag" ]; then
- type=tag
- shift
-fi
-if [ "$2" ]
-then
- merge_name="$type '$2' of $merge_name"
- merge_head="refs/${type}s/$2"
-fi
+. git-sh-setup-script || die "Not a git archive"
+git-fetch-script "$@" || exit 1
+merge_head=$(sed -e 's/ .*//' "$GIT_DIR"/FETCH_HEAD | tr '\012' ' ')
+merge_name=$(sed -e 's/^[0-9a-f]* //' "$GIT_DIR"/FETCH_HEAD |
+ tr '\012' ' ')
-git-fetch-script "$merge_repo" "$merge_head" || exit 1
+case "$merge_head" in
+'')
+ echo >&2 "No changes."
+ exit 0
+ ;;
+*' '?*)
+ echo >&2 "Pulling more than one heads; making an Octopus."
+ exec git-octopus-script
+ ;;
+esac
git-resolve-script \
"$(cat "$GIT_DIR"/HEAD)" \
- "$(cat "$GIT_DIR"/FETCH_HEAD)" \
- "Merge $merge_name"
+ $merge_head "Merge $merge_name"