Fix permission-denied issue in MS-Windows startup

* src/callproc.c (init_callproc): Use file_access_p rather
than Ffile_exists_p during startup (Bug#37445).

1 files changed, 4 insertions, 5 deletions

diff --git a/src/callproc.c b/src/callproc.c
index 1ac0bdc710a..dbbf15c792a 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -1560,20 +1560,19 @@ init_callproc (void)
      source directory.  */
   if (data_dir == 0)
     {
-      Lisp_Object tem, tem1, srcdir;
+      Lisp_Object tem, srcdir;
       Lisp_Object lispdir = Fcar (decode_env_path (0, PATH_DUMPLOADSEARCH, 0));
 
       srcdir = Fexpand_file_name (build_string ("../src/"), lispdir);
 
       tem = Fexpand_file_name (build_string ("NEWS"), Vdata_directory);
-      tem1 = Ffile_exists_p (tem);
-      if (!NILP (Fequal (srcdir, Vinvocation_directory)) || NILP (tem1))
+      if (!NILP (Fequal (srcdir, Vinvocation_directory))
+          || !file_access_p (SSDATA (tem), F_OK))
         {
           Lisp_Object newdir;
           newdir = Fexpand_file_name (build_string ("../etc/"), lispdir);
           tem = Fexpand_file_name (build_string ("NEWS"), newdir);
-          tem1 = Ffile_exists_p (tem);
-          if (!NILP (tem1))
+          if (file_access_p (SSDATA (tem), F_OK))
             Vdata_directory = newdir;
         }
     }