From 78c358edd0ae818658f79d82a7b86ab471794554 Mon Sep 17 00:00:00 2001
From: Karol Babioch <karol@babioch.de>
Date: Fri, 6 Apr 2018 13:43:38 +0200
Subject: [PATCH] Use mkdtemp() instead of tempnam()

The latter function is considered insecure and deprecated on some platforms.
---
 tests/util_test.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/tests/util_test.c b/tests/util_test.c
index 7b33168..035375e 100644
--- a/tests/util_test.c
+++ b/tests/util_test.c
@@ -180,12 +180,10 @@ static void test_check_user_challenge_file(void) {
   unlink(buf);
 
   /* create temporary directory */
-  tmpdir_path = tempnam(NULL, "pamtest");
+  char template[] = "/tmp/pamtest.XXXXXX";
+  tmpdir_path = mkdtemp(template);
   assert(tmpdir_path != NULL);
 
-  ret = mkdir(tmpdir_path, 0755);
-  assert(ret == 0);
-
   /* set user data */
   user.pw_name = "tester";
   user.pw_dir = tmpdir_path;