qacl: port to Windows better

See Eli Zaretskii in
<http://lists.gnu.org/archive/html/emacs-devel/2013-12/msg00593.html>.
* lib/file-has-acl.c (acl_access_nontrivial):
Return -1 and set errno if !HAVE_ACL_FIRST_ENTRY &&
!HAVE_ACL_TO_SHORT_TEXT && !HAVE_ACL_FREE_TEXT.

diff --git a/ChangeLog b/ChangeLog
index ea8b1ab..e4525aa 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2013-12-17  Paul Eggert  <eggert@cs.ucla.edu>
+
+       qacl: port to Windows better
+       See Eli Zaretskii in
+       <http://lists.gnu.org/archive/html/emacs-devel/2013-12/msg00593.html>.
+       * lib/file-has-acl.c (acl_access_nontrivial):
+       Return -1 and set errno if !HAVE_ACL_FIRST_ENTRY &&
+       !HAVE_ACL_TO_SHORT_TEXT && !HAVE_ACL_FREE_TEXT.
+
 2013-12-12  Alexander V. Lukyanov  <lav@netis.ru>
 
        md5, sha1, sha256, sha512: fix (trivial) compile error in c++ mode.

diff --git a/lib/file-has-acl.c b/lib/file-has-acl.c
index bb8bae1..53ac317 100644 (file)
--- a/lib/file-has-acl.c
+++ b/lib/file-has-acl.c
@@ -75,8 +75,7 @@ acl_access_nontrivial (acl_t acl)
     }
   return got_one;
 
-#  else /* IRIX, Tru64 */
-#   if HAVE_ACL_TO_SHORT_TEXT /* IRIX */
+#  elif HAVE_ACL_TO_SHORT_TEXT /* IRIX */
   /* Don't use acl_get_entry: it is undocumented.  */
 
   int count = acl->acl_cnt;
@@ -93,8 +92,7 @@ acl_access_nontrivial (acl_t acl)
     }
   return 0;
 
-#   endif
-#   if HAVE_ACL_FREE_TEXT /* Tru64 */
+#  elif HAVE_ACL_FREE_TEXT /* Tru64 */
   /* Don't use acl_get_entry: it takes only one argument and does not work.  */
 
   int count = acl->acl_num;
@@ -117,7 +115,10 @@ acl_access_nontrivial (acl_t acl)
     }
   return 0;
 
-#   endif
+#  else
+
+  errno = ENOSYS;
+  return -1;
 #  endif
 }