sha1-name.c: remove the_repo from sort_ambiguous()

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 12 insertions, 3 deletions

diff --git a/sha1-name.c b/sha1-name.c
index 15a1107..7558ce5 100644
--- a/sha1-name.c
+++ b/sha1-name.c
@@ -383,10 +383,11 @@ static int collect_ambiguous(const struct object_id *oid, void *data)
 	return 0;
 }
 
+static struct repository *sort_ambiguous_repo;
 static int sort_ambiguous(const void *a, const void *b)
 {
-	int a_type = oid_object_info(the_repository, a, NULL);
-	int b_type = oid_object_info(the_repository, b, NULL);
+	int a_type = oid_object_info(sort_ambiguous_repo, a, NULL);
+	int b_type = oid_object_info(sort_ambiguous_repo, b, NULL);
 	int a_type_sort;
 	int b_type_sort;
 
@@ -411,6 +412,14 @@ static int sort_ambiguous(const void *a, const void *b)
 	return a_type_sort > b_type_sort ? 1 : -1;
 }
 
+static void sort_ambiguous_oid_array(struct repository *r, struct oid_array *a)
+{
+	/* mutex will be needed if this code is to be made thread safe */
+	sort_ambiguous_repo = r;
+	QSORT(a->oid, a->nr, sort_ambiguous);
+	sort_ambiguous_repo = NULL;
+}
+
 static enum get_oid_result get_short_oid(const char *name, int len,
 					 struct object_id *oid,
 					 unsigned flags)
@@ -458,7 +467,7 @@ static enum get_oid_result get_short_oid(const char *name, int len,
 
 		advise(_("The candidates are:"));
 		for_each_abbrev(ds.hex_pfx, collect_ambiguous, &collect);
-		QSORT(collect.oid, collect.nr, sort_ambiguous);
+		sort_ambiguous_oid_array(the_repository, &collect);
 
 		if (oid_array_for_each(&collect, show_ambiguous_object, &ds))
 			BUG("show_ambiguous_object shouldn't return non-zero");