Function diff_flush_patch_quietly

diff.c:6566–6579

return 1 if any change is found; otherwise, return 0 */

/* return 1 if any change is found; otherwise, return 0 */
static int diff_flush_patch_quietly(struct diff_filepair *p, struct diff_options *o)
{
	FILE *saved_file = o->file;
	int saved_found_changes = o->found_changes;
	int ret;

	o->file = NULL;
	o->found_changes = 0;
	diff_flush_patch(p, o);
	ret = o->found_changes;
	o->file = saved_file;
	o->found_changes |= saved_found_changes;
	return ret;
}

static void diff_flush_stat(struct diff_filepair *p, struct diff_options *o,
			    struct diffstat_t *diffstat)