In case a file is touched but has no real changes then we just have to
update the index and should not error out.
Signed-off-by: Miklos Vajna <vmiklos@xxxxxxxxxxxxxx>
---
On Sun, Sep 28, 2008 at 05:11:35PM +0200, Miklos Vajna <vmiklos@xxxxxxxxxxxxxx> wrote:
> Thanks for the reproducer, I'll write a proper testcase for this and
> try to
> provide a fix for it as well.
Try this one.
builtin-merge.c | 10 ++++++++++
t/t7600-merge.sh | 9 +++++++++
2 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/builtin-merge.c b/builtin-merge.c
index 4c9ed5d..6c9dfe6 100644
--- a/builtin-merge.c
+++ b/builtin-merge.c
@@ -548,6 +548,16 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common,
int i = 0, ret;
struct commit_list *j;
struct strbuf buf;
+ int index_fd;
+ struct lock_file *lock = xcalloc(1, sizeof(struct lock_file));
+
+ index_fd = hold_locked_index(lock, 1);
+ refresh_cache(REFRESH_QUIET);
+ if (active_cache_changed &&
+ (write_cache(index_fd, active_cache, active_nr) ||
+ commit_locked_index(lock)))
+ return error("Unable to write index.");
+ rollback_lock_file(lock);
if (!strcmp(strategy, "recursive") || !strcmp(strategy, "subtree")) {
int clean;
diff --git a/t/t7600-merge.sh b/t/t7600-merge.sh
index 98cfc53..61db3c3 100755
--- a/t/t7600-merge.sh
+++ b/t/t7600-merge.sh
@@ -520,4 +520,13 @@ test_expect_success 'merge --no-ff --no-commit && commit' '
test_debug 'gitk --all'
+test_expect_success 'refresh the index before merging' '
+ git reset --hard c1 &&
+ sleep 1 &&
+ touch file &&
+ git merge c3
+'
+
+test_debug 'gitk --all'
+
test_done
--
1.6.0.2
--
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