Signed-off-by: Ronnie Sahlberg <sahlberg@xxxxxxxxxx>
---
refs.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/refs.c b/refs.c
index 0712912..9d9eab8 100644
--- a/refs.c
+++ b/refs.c
@@ -3393,6 +3393,7 @@ static int ref_update_compare(const void *r1, const void *r2)
}
static int ref_update_reject_duplicates(struct ref_update **updates, int n,
+ char **err,
enum action_on_err onerr)
{
int i;
@@ -3400,6 +3401,11 @@ static int ref_update_reject_duplicates(struct ref_update **updates, int n,
if (!strcmp(updates[i - 1]->refname, updates[i]->refname)) {
const char *str =
"Multiple updates for ref '%s' not allowed.";
+ if (err) {
+ *err = xmalloc(PATH_MAX + 41);
+ snprintf(*err, PATH_MAX + 41, str,
+ updates[i]->refname);
+ }
switch (onerr) {
case UPDATE_REFS_MSG_ON_ERR:
error(str, updates[i]->refname); break;
@@ -3433,7 +3439,7 @@ int ref_transaction_commit(struct ref_transaction *transaction,
/* Copy, sort, and reject duplicate refs */
qsort(updates, n, sizeof(*updates), ref_update_compare);
- ret = ref_update_reject_duplicates(updates, n, onerr);
+ ret = ref_update_reject_duplicates(updates, n, err, onerr);
if (ret)
goto cleanup;
--
1.9.1.521.g5dc89fa
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