Fall back on SetNamedSecurityInfo if SetFileSecurity fails in acl_set_file.

 src/w32.c (set_named_security_info): New function.
 (acl_set_file): Fall back on set_named_security_info if
 set_file_security fails.  Fixes rare failures in backups.
 (g_b_init_set_named_security_info_w)
 (g_b_init_set_named_security_info_a): New static variables.
 (globals_of_w32): Initialize them to zero.
 (set_named_security_info): Set them to non-zero if the
 corresponding API is available.
 (SetNamedSecurityInfoW_Proc, SetNamedSecurityInfoA_Proc): New
 function typedefs.

1 files changed, 13 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index d7c772df2dd..356d0b7bbf5 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,16 @@
+2013-12-31  Fabrice Popineau  <fabrice.popineau@supelec.fr>
+
+        * w32.c (set_named_security_info): New function.
+        (acl_set_file): Fall back on set_named_security_info if
+        set_file_security fails.
+        (g_b_init_set_named_security_info_w)
+        (g_b_init_set_named_security_info_a): New static variables.
+        (globals_of_w32): Initialize them to zero.
+        (set_named_security_info): Set them to non-zero if the
+        corresponding API is available.
+        (SetNamedSecurityInfoW_Proc, SetNamedSecurityInfoA_Proc): New
+        function typedefs.
+
 2013-12-31  Martin Rudalics  <rudalics@gmx.at>
 
         Some more fixes following pixelwise resize changes including one