tree-diff: allow diff_tree_sha1 to accept NULL sha1

diff --git a/http.c b/http.c
index e6287b19dea6f1c53c3ba654a14bef25bd45c85e..70eaa26e88cbcfa62e7d5e967b4e519432319210 100644 (file)
--- a/http.c
+++ b/http.c
@@ -761,6 +761,12 @@ void finish_active_slot(struct active_request_slot *slot)
        if (slot->results != NULL) {
                slot->results->curl_result = slot->curl_result;
                slot->results->http_code = slot->http_code;
+#if LIBCURL_VERSION_NUM >= 0x070a08
+               curl_easy_getinfo(slot->curl, CURLINFO_HTTPAUTH_AVAIL,
+                                 &slot->results->auth_avail);
+#else
+               slot->results->auth_avail = 0;
+#endif
        }
 
        /* Run callback if appropriate */