From: Elijah Newren <newren@xxxxxxxxxxxx>
Signed-off-by: Elijah Newren <newren@xxxxxxxxx>
---
builtin/merge.c | 1 +
builtin/pull.c | 4 ++--
cache.h | 1 +
merge.c | 4 +++-
sequencer.c | 2 +-
t/t6043-merge-index-only.sh | 6 +++---
6 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/builtin/merge.c b/builtin/merge.c
index 5f463ad..b791702 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -1443,6 +1443,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
if (checkout_fast_forward(head_commit->object.oid.hash,
commit->object.oid.hash,
+ index_only,
overwrite_ignore)) {
ret = 1;
goto done;
diff --git a/builtin/pull.c b/builtin/pull.c
index 10eff03..4f33a89 100644
--- a/builtin/pull.c
+++ b/builtin/pull.c
@@ -569,7 +569,7 @@ static int pull_into_void(const unsigned char *merge_head,
* index/worktree changes that the user already made on the unborn
* branch.
*/
- if (checkout_fast_forward(EMPTY_TREE_SHA1_BIN, merge_head, 0))
+ if (checkout_fast_forward(EMPTY_TREE_SHA1_BIN, merge_head, 0, 0))
return 1;
if (update_ref("initial pull", "HEAD", merge_head, curr_head, 0, UPDATE_REFS_DIE_ON_ERR))
@@ -871,7 +871,7 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
"fast-forwarding your working tree from\n"
"commit %s."), sha1_to_hex(orig_head));
- if (checkout_fast_forward(orig_head, curr_head, 0))
+ if (checkout_fast_forward(orig_head, curr_head, 0, 0))
die(_("Cannot fast-forward your working tree.\n"
"After making sure that you saved anything precious from\n"
"$ git diff %s\n"
diff --git a/cache.h b/cache.h
index b829410..d51fcbc 100644
--- a/cache.h
+++ b/cache.h
@@ -1785,6 +1785,7 @@ int try_merge_command(const char *strategy, size_t xopts_nr,
const char *head_arg, struct commit_list *remotes);
int checkout_fast_forward(const unsigned char *from,
const unsigned char *to,
+ int index_only,
int overwrite_ignore);
diff --git a/merge.c b/merge.c
index 5db7d56..a40307c 100644
--- a/merge.c
+++ b/merge.c
@@ -46,6 +46,7 @@ int try_merge_command(const char *strategy, size_t xopts_nr,
int checkout_fast_forward(const unsigned char *head,
const unsigned char *remote,
+ int index_only,
int overwrite_ignore)
{
struct tree *trees[MAX_UNPACK_TREES];
@@ -72,7 +73,8 @@ int checkout_fast_forward(const unsigned char *head,
opts.head_idx = 1;
opts.src_index = &the_index;
opts.dst_index = &the_index;
- opts.update = 1;
+ opts.update = !index_only;
+ opts.index_only = index_only;
opts.verbose_update = 1;
opts.merge = 1;
opts.fn = twoway_merge;
diff --git a/sequencer.c b/sequencer.c
index e66f2fe..1b772fb 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -222,7 +222,7 @@ static int fast_forward_to(const unsigned char *to, const unsigned char *from,
struct strbuf err = STRBUF_INIT;
read_cache();
- if (checkout_fast_forward(from, to, 1))
+ if (checkout_fast_forward(from, to, 0, 1))
exit(128); /* the callee should have complained already */
strbuf_addf(&sb, "%s: fast-forward", action_name(opts));
diff --git a/t/t6043-merge-index-only.sh b/t/t6043-merge-index-only.sh
index f79782c..cb860f2 100755
--- a/t/t6043-merge-index-only.sh
+++ b/t/t6043-merge-index-only.sh
@@ -224,7 +224,7 @@ test_expect_success 'setup simple merges' '
test_tick && git commit -m E
'
-test_expect_failure '--index-only ff update, non-bare' '
+test_expect_success '--index-only ff update, non-bare' '
git reset --hard &&
git checkout A^0 &&
@@ -235,7 +235,7 @@ test_expect_failure '--index-only ff update, non-bare' '
test ! -d subdir
'
-test_expect_failure '--index-only ff update, bare' '
+test_expect_success '--index-only ff update, bare' '
git clone --bare . bare.clone &&
(cd bare.clone &&
@@ -250,7 +250,7 @@ test_expect_failure '--index-only ff update, bare' '
)
'
-test_expect_failure '--index-only ff update, non-bare with uncommitted changes' '
+test_expect_success '--index-only ff update, non-bare with uncommitted changes' '
git clean -fdx &&
git reset --hard &&
git checkout A^0 &&
--
2.8.0.18.gc685494
--
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