revision: note the lack of free() in simplify_merges()

diff --git a/git-rebase.sh b/git-rebase.sh
index 38cbee7dced95556141cc7f635979032ad7f52c9..e6167374445dfbb5e0b6bedc9a5f33a01cb5a7df 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -22,7 +22,7 @@ currently checked out branch is used.
 
 Example:       git-rebase master~1 topic
 
-        A---B---C topic                   A'\''--B'\''--C'\'' topic
+       A---B---C topic                   A'\''--B'\''--C'\'' topic
        /                   -->           /
   D---E---F---G master          D---E---F---G master
 '
@@ -43,6 +43,7 @@ s,strategy=!       use the given merge strategy
 no-ff!             cherry-pick all commits, even if unchanged
 m,merge!           use merging strategies to rebase
 i,interactive!     let the user edit the list of commits to rebase
+k,keep-empty      preserve empty commits during rebase
 f,force-rebase!    force rebase even if branch is up to date
 X,strategy-option=! pass the argument through to the merge strategy
 stat!              display a diffstat of what changed upstream
@@ -63,7 +64,7 @@ skip!              skip current patch and continue
 "
 . git-sh-setup
 set_reflog_action rebase
-require_work_tree
+require_work_tree_exists
 cd_to_toplevel
 
 LF='
@@ -97,6 +98,7 @@ state_dir=
 action=
 preserve_merges=
 autosquash=
+keep_empty=
 test "$(git config --bool rebase.autosquash)" = "true" && autosquash=t
 
 read_basic_state () {
@@ -165,6 +167,7 @@ run_specific_rebase () {
        if [ "$interactive_rebase" = implied ]; then
                GIT_EDITOR=:
                export GIT_EDITOR
+               autosquash=
        fi
        . git-rebase--$type
 }
@@ -220,6 +223,9 @@ do
        -i)
                interactive_rebase=explicit
                ;;
+       -k)
+               keep_empty=yes
+               ;;
        -p)
                preserve_merges=t
                test -z "$interactive_rebase" && interactive_rebase=implied
@@ -380,7 +386,7 @@ then
                then
                        . git-parse-remote
                        error_on_missing_default_upstream "rebase" "rebase" \
-                               "against" "git rebase <upstream branch>"
+                               "against" "git rebase <branch>"
                fi
                ;;
        *)      upstream_name="$1"
@@ -418,7 +424,7 @@ case "$onto_name" in
        ;;
 *)
        onto=$(git rev-parse --verify "${onto_name}^0") ||
-       die "Does not point to a valid commit: $1"
+       die "Does not point to a valid commit: $onto_name"
        ;;
 esac
 
@@ -441,8 +447,7 @@ case "$#" in
        then
                head_name="detached HEAD"
        else
-               echo >&2 "fatal: no such branch: $1"
-               usage
+               die "fatal: no such branch: $1"
        fi
        ;;
 *)