Fix *printf behaviour in out-of-memory situations on MacOS X and *BSD.

[gnulib.git] / lib / acl.c

diff --git a/lib/acl.c b/lib/acl.c
index 0872e45..89d48d3 100644 (file)
--- a/lib/acl.c
+++ b/lib/acl.c
@@ -84,7 +84,12 @@ copy_acl (const char *src_name, int source_desc, const char *dst_name,
          int n = acl_entries (acl);
 
          acl_free (acl);
-         if (n == 3)
+         /* On most hosts an ACL is trivial if n == 3, and it cannot be
+            less than 3.  On IRIX 6.5 it is also trivial if n == -1.
+            For simplicity and safety, assume the ACL is trivial if n <= 3.
+            Also see file-has-acl.c for some of the other possibilities;
+            it's not clear whether that complexity is needed here.  */
+         if (n <= 3)
            {
              if (chmod_or_fchmod (dst_name, dest_desc, mode) != 0)
                saved_errno = errno;