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-rw-r--r--builtin/merge.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/builtin/merge.c b/builtin/merge.c
index 4425a7a..bf0ae68 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -816,6 +816,18 @@ static void write_merge_heads(struct commit_list *);
static void prepare_to_commit(struct commit_list *remoteheads)
{
struct strbuf msg = STRBUF_INIT;
+ const char *index_file = get_index_file();
+
+ if (run_commit_hook(0 < option_edit, index_file, "pre-merge-commit", NULL))
+ abort_commit(remoteheads, NULL);
+ /*
+ * Re-read the index as pre-merge-commit hook could have updated it,
+ * and write it out as a tree. We must do this before we invoke
+ * the editor and after we invoke run_status above.
+ */
+ if (find_hook("pre-merge-commit"))
+ discard_cache();
+ read_cache_from(index_file);
strbuf_addbuf(&msg, &merge_msg);
if (squash)
BUG("the control must not reach here under --squash");