rebase: introduce and use pseudo-ref REBASE_HEAD

diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index b7f95672bd90ba04564e1446c97be887645706de..a613156bcb65170d617c11f4dfe8a341c006108f 100644 (file)
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -199,12 +199,14 @@ make_patch () {
 
 die_with_patch () {
        echo "$1" > "$state_dir"/stopped-sha
+       git update-ref REBASE_HEAD "$1"
        make_patch "$1"
        die "$2"
 }
 
 exit_with_patch () {
        echo "$1" > "$state_dir"/stopped-sha
+       git update-ref REBASE_HEAD "$1"
        make_patch $1
        git rev-parse --verify HEAD > "$amend"
        gpg_sign_opt_quoted=${gpg_sign_opt:+$(git rev-parse --sq-quote "$gpg_sign_opt")}
@@ -392,9 +394,12 @@ pick_one_preserving_merges () {
                        new_parents=${new_parents# $first_parent}
                        merge_args="--no-log --no-ff"
                        if ! do_with_author output eval \
-                       'git merge ${gpg_sign_opt:+"$gpg_sign_opt"} \
-                               $allow_rerere_autoupdate $merge_args \
-                               $strategy_args -m "$msg_content" $new_parents'
+                               git merge ${gpg_sign_opt:+$(git rev-parse \
+                                       --sq-quote "$gpg_sign_opt")} \
+                               $allow_rerere_autoupdate "$merge_args" \
+                               "$strategy_args" \
+                               -m $(git rev-parse --sq-quote "$msg_content") \
+                               "$new_parents"
                        then
                                printf "%s\n" "$msg_content" > "$GIT_DIR"/MERGE_MSG
                                die_with_patch $sha1 "$(eval_gettext "Error redoing merge \$sha1")"
@@ -837,6 +842,9 @@ To continue rebase after editing, run:
 
        exit
        ;;
+show-current-patch)
+       exec git show REBASE_HEAD --
+       ;;
 esac
 
 comment_for_reflog start
@@ -852,6 +860,7 @@ fi
 
 orig_head=$(git rev-parse --verify HEAD) || die "$(gettext "No HEAD?")"
 mkdir -p "$state_dir" || die "$(eval_gettext "Could not create temporary \$state_dir")"
+rm -f "$(git rev-parse --git-path REBASE_HEAD)"
 
 : > "$state_dir"/interactive || die "$(gettext "Could not mark as interactive")"
 write_basic_state