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-rw-r--r--Documentation/config.txt8
-rw-r--r--Documentation/git-rebase.txt10
-rwxr-xr-xgit-am.sh13
-rw-r--r--git-rebase--am.sh8
-rw-r--r--git-rebase--interactive.sh11
-rw-r--r--git-rebase--merge.sh5
-rwxr-xr-xgit-rebase.sh48
-rwxr-xr-xt/t3420-rebase-autostash.sh148
8 files changed, 235 insertions, 16 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt
index 6e53fc5074..7fd4035cb5 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1867,6 +1867,14 @@ rebase.stat::
rebase.autosquash::
If set to true enable '--autosquash' option by default.
+rebase.autostash::
+ When set to true, automatically create a temporary stash
+ before the operation begins, and apply it after the operation
+ ends. This means that you can run rebase on a dirty worktree.
+ However, use with care: the final stash application after a
+ successful rebase might result in non-trivial conflicts.
+ Defaults to false.
+
receive.autogc::
By default, git-receive-pack will run "git-gc --auto" after
receiving data from git-push and updating refs. You can stop
diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt
index aca840525e..c84854ae87 100644
--- a/Documentation/git-rebase.txt
+++ b/Documentation/git-rebase.txt
@@ -208,6 +208,9 @@ rebase.stat::
rebase.autosquash::
If set to true enable '--autosquash' option by default.
+rebase.autostash::
+ If set to true enable '--autostash' option by default.
+
OPTIONS
-------
--onto <newbase>::
@@ -394,6 +397,13 @@ If the '--autosquash' option is enabled by default using the
configuration variable `rebase.autosquash`, this option can be
used to override and disable this setting.
+--[no-]autostash::
+ Automatically create a temporary stash before the operation
+ begins, and apply it after the operation ends. This means
+ that you can run rebase on a dirty worktree. However, use
+ with care: the final stash application after a successful
+ rebase might result in non-trivial conflicts.
+
--no-ff::
With --interactive, cherry-pick all rebased commits instead of
fast-forwarding over the unchanged ones. This ensures that the
diff --git a/git-am.sh b/git-am.sh
index c092855dd7..1cf3d1dacf 100755
--- a/git-am.sh
+++ b/git-am.sh
@@ -446,6 +446,8 @@ done
# If the dotest directory exists, but we have finished applying all the
# patches in them, clear it out.
if test -d "$dotest" &&
+ test -f "$dotest/last" &&
+ test -f "$dotest/next" &&
last=$(cat "$dotest/last") &&
next=$(cat "$dotest/next") &&
test $# != 0 &&
@@ -454,7 +456,7 @@ then
rm -fr "$dotest"
fi
-if test -d "$dotest"
+if test -d "$dotest" && test -f "$dotest/last" && test -f "$dotest/next"
then
case "$#,$skip$resolved$abort" in
0,*t*)
@@ -904,5 +906,10 @@ if test -s "$dotest"/rewritten; then
fi
fi
-rm -fr "$dotest"
-git gc --auto
+# If am was called with --rebasing (from git-rebase--am), it's up to
+# the caller to take care of housekeeping.
+if ! test -f "$dotest/rebasing"
+then
+ rm -fr "$dotest"
+ git gc --auto
+fi
diff --git a/git-rebase--am.sh b/git-rebase--am.sh
index f84854f09a..34e3102fcb 100644
--- a/git-rebase--am.sh
+++ b/git-rebase--am.sh
@@ -7,12 +7,12 @@ case "$action" in
continue)
git am --resolved --resolvemsg="$resolvemsg" &&
move_to_original_branch
- exit
+ return
;;
skip)
git am --skip --resolvemsg="$resolvemsg" &&
move_to_original_branch
- exit
+ return
;;
esac
@@ -56,7 +56,7 @@ else
As a result, git cannot rebase them.
EOF
- exit $?
+ return $?
fi
git am $git_am_opt --rebasing --resolvemsg="$resolvemsg" <"$GIT_DIR/rebased-patches"
@@ -68,7 +68,7 @@ fi
if test 0 != $ret
then
test -d "$state_dir" && write_basic_state
- exit $ret
+ return $ret
fi
move_to_original_branch
diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index 5822b2c592..f953d8d224 100644
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -628,17 +628,16 @@ do_next () {
"$GIT_DIR"/hooks/post-rewrite rebase < "$rewritten_list"
true # we don't care if this hook failed
fi &&
- rm -rf "$state_dir" &&
- git gc --auto &&
warn "Successfully rebased and updated $head_name."
- exit
+ return 1 # not failure; just to break the do_rest loop
}
+# can only return 0, when the infinite loop breaks
do_rest () {
while :
do
- do_next
+ do_next || break
done
}
@@ -805,11 +804,13 @@ first and then run 'git rebase --continue' again."
require_clean_work_tree "rebase"
do_rest
+ return 0
;;
skip)
git rerere clear
do_rest
+ return 0
;;
edit-todo)
git stripspace --strip-comments <"$todo" >"$todo".new
@@ -842,7 +843,7 @@ then
fi
orig_head=$(git rev-parse --verify HEAD) || die "No HEAD?"
-mkdir "$state_dir" || die "Could not create temporary $state_dir"
+mkdir -p "$state_dir" || die "Could not create temporary $state_dir"
: > "$state_dir"/interactive || die "Could not mark as interactive"
write_basic_state
diff --git a/git-rebase--merge.sh b/git-rebase--merge.sh
index b10f2cf21b..16d18176ec 100644
--- a/git-rebase--merge.sh
+++ b/git-rebase--merge.sh
@@ -96,7 +96,6 @@ finish_rb_merge () {
"$GIT_DIR"/hooks/post-rewrite rebase <"$state_dir"/rewritten
fi
fi
- rm -r "$state_dir"
say All done.
}
@@ -110,7 +109,7 @@ continue)
continue_merge
done
finish_rb_merge
- exit
+ return
;;
skip)
read_state
@@ -122,7 +121,7 @@ skip)
continue_merge
done
finish_rb_merge
- exit
+ return
;;
esac
diff --git a/git-rebase.sh b/git-rebase.sh
index 2c692c33e9..d0c11a910a 100755
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -13,6 +13,7 @@ git-rebase --continue | --abort | --skip | --edit-todo
Available options are
v,verbose! display a diffstat of what changed upstream
q,quiet! be quiet. implies --no-stat
+autostash! automatically stash/stash pop before and after
onto=! rebase onto given branch instead of upstream
p,preserve-merges! try to recreate merges instead of ignoring them
s,strategy=! use the given merge strategy
@@ -64,6 +65,7 @@ apply_dir="$GIT_DIR"/rebase-apply
verbose=
diffstat=
test "$(git config --bool rebase.stat)" = true && diffstat=t
+autostash="$(git config --bool rebase.autostash || echo false)"
git_am_opt=
rebase_root=
force_rebase=
@@ -143,6 +145,29 @@ move_to_original_branch () {
esac
}
+finish_rebase () {
+ if test -f "$state_dir/autostash"
+ then
+ stash_sha1=$(cat "$state_dir/autostash")
+ if git stash apply $stash_sha1 2>&1 >/dev/null
+ then
+ echo "$(gettext 'Applied autostash.')"
+ else
+ ref_stash=refs/stash &&
+ >>"$GIT_DIR/logs/$ref_stash" &&
+ git update-ref -m "autostash" $ref_stash $stash_sha1 ||
+ die "$(eval_gettext 'Cannot store $stash_sha1')"
+
+ gettext 'Applying autostash resulted in conflicts.
+Your changes are safe in the stash.
+You can run "git stash pop" or "git stash drop" it at any time.
+'
+ fi
+ fi
+ git gc --auto &&
+ rm -rf "$state_dir"
+}
+
run_specific_rebase () {
if [ "$interactive_rebase" = implied ]; then
GIT_EDITOR=:
@@ -150,6 +175,12 @@ run_specific_rebase () {
autosquash=
fi
. git-rebase--$type
+ ret=$?
+ if test $ret -eq 0
+ then
+ finish_rebase
+ fi
+ exit $ret
}
run_pre_rebase_hook () {
@@ -241,6 +272,9 @@ do
--stat)
diffstat=t
;;
+ --autostash)
+ autostash=true
+ ;;
-v)
verbose=t
diffstat=t
@@ -341,7 +375,7 @@ abort)
;;
esac
output git reset --hard $orig_head
- rm -r "$state_dir"
+ finish_rebase
exit
;;
edit-todo)
@@ -480,6 +514,18 @@ case "$#" in
;;
esac
+if test "$autostash" = true && ! (require_clean_work_tree) 2>/dev/null
+then
+ stash_sha1=$(git stash create "autostash") ||
+ die "$(gettext 'Cannot autostash')"
+
+ mkdir -p "$state_dir" &&
+ echo $stash_sha1 >"$state_dir/autostash" &&
+ stash_abbrev=$(git rev-parse --short $stash_sha1) &&
+ echo "$(eval_gettext 'Created autostash: $stash_abbrev')" &&
+ git reset --hard
+fi
+
require_clean_work_tree "rebase" "$(gettext "Please commit or stash them.")"
# Now we are rebasing commits $upstream..$orig_head (or with --root,
diff --git a/t/t3420-rebase-autostash.sh b/t/t3420-rebase-autostash.sh
new file mode 100755
index 0000000000..479cbb215f
--- /dev/null
+++ b/t/t3420-rebase-autostash.sh
@@ -0,0 +1,148 @@
+#!/bin/sh
+#
+# Copyright (c) 2013 Ramkumar Ramachandra
+#
+
+test_description='git rebase --autostash tests'
+. ./test-lib.sh
+
+test_expect_success setup '
+ echo hello-world >file0 &&
+ git add . &&
+ test_tick &&
+ git commit -m "initial commit" &&
+ git checkout -b feature-branch &&
+ echo another-hello >file1 &&
+ echo goodbye >file2 &&
+ git add . &&
+ test_tick &&
+ git commit -m "second commit" &&
+ echo final-goodbye >file3 &&
+ git add . &&
+ test_tick &&
+ git commit -m "third commit" &&
+ git checkout -b unrelated-onto-branch master &&
+ echo unrelated >file4 &&
+ git add . &&
+ test_tick &&
+ git commit -m "unrelated commit" &&
+ git checkout -b related-onto-branch master &&
+ echo conflicting-change >file2 &&
+ git add . &&
+ test_tick &&
+ git commit -m "related commit"
+'
+
+testrebase() {
+ type=$1
+ dotest=$2
+
+ test_expect_success "rebase$type: dirty worktree, non-conflicting rebase" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >>file3 &&
+ git rebase$type unrelated-onto-branch &&
+ grep unrelated file4 &&
+ grep dirty file3 &&
+ git checkout feature-branch
+ '
+
+ test_expect_success "rebase$type: dirty index, non-conflicting rebase" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >>file3 &&
+ git add file3 &&
+ git rebase$type unrelated-onto-branch &&
+ grep unrelated file4 &&
+ grep dirty file3 &&
+ git checkout feature-branch
+ '
+
+ test_expect_success "rebase$type: conflicting rebase" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >>file3 &&
+ test_must_fail git rebase$type related-onto-branch &&
+ test_path_is_file $dotest/autostash &&
+ ! grep dirty file3 &&
+ rm -rf $dotest &&
+ git reset --hard &&
+ git checkout feature-branch
+ '
+
+ test_expect_success "rebase$type: --continue" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >>file3 &&
+ test_must_fail git rebase$type related-onto-branch &&
+ test_path_is_file $dotest/autostash &&
+ ! grep dirty file3 &&
+ echo "conflicting-plus-goodbye" >file2 &&
+ git add file2 &&
+ git rebase --continue &&
+ test_path_is_missing $dotest/autostash &&
+ grep dirty file3 &&
+ git checkout feature-branch
+ '
+
+ test_expect_success "rebase$type: --skip" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >>file3 &&
+ test_must_fail git rebase$type related-onto-branch &&
+ test_path_is_file $dotest/autostash &&
+ ! grep dirty file3 &&
+ git rebase --skip &&
+ test_path_is_missing $dotest/autostash &&
+ grep dirty file3 &&
+ git checkout feature-branch
+ '
+
+ test_expect_success "rebase$type: --abort" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >>file3 &&
+ test_must_fail git rebase$type related-onto-branch &&
+ test_path_is_file $dotest/autostash &&
+ ! grep dirty file3 &&
+ git rebase --abort &&
+ test_path_is_missing $dotest/autostash &&
+ grep dirty file3 &&
+ git checkout feature-branch
+ '
+
+ test_expect_success "rebase$type: non-conflicting rebase, conflicting stash" '
+ test_config rebase.autostash true &&
+ git reset --hard &&
+ git checkout -b rebased-feature-branch feature-branch &&
+ test_when_finished git branch -D rebased-feature-branch &&
+ echo dirty >file4 &&
+ git add file4 &&
+ git rebase$type unrelated-onto-branch &&
+ test_path_is_missing $dotest &&
+ git reset --hard &&
+ grep unrelated file4 &&
+ ! grep dirty file4 &&
+ git checkout feature-branch &&
+ git stash pop &&
+ grep dirty file4
+ '
+}
+
+testrebase "" .git/rebase-apply
+testrebase " --merge" .git/rebase-merge
+testrebase " --interactive" .git/rebase-merge
+
+test_done