From 2cae901bcb6eea2392fff7a557f16f46ba8b1b24 Mon Sep 17 00:00:00 2001
From: Brian Dessent <brian@dessent.net>
Date: Wed, 16 Apr 2008 10:07:26 +0000
Subject: [PATCH] 	* mount.cc: Include malloc.h. 	(is_admin): Use alloca
 instead of a VLA in case 	GetTokenInformation is sensitive to alignment.

---
 ChangeLog | 6 ++++++
 mount.cc  | 3 ++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 3e963dea..6271dd3b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-04-16  Brian Dessent  <brian@dessent.net>
+
+	* mount.cc: Include malloc.h.
+	(is_admin): Use alloca instead of a VLA in case
+	GetTokenInformation is sensitive to alignment.
+
 2008-04-15  Brian Dessent  <brian@dessent.net>
 
 	* mount.cc (is_admin): Get explicit size of required buffer by
diff --git a/mount.cc b/mount.cc
index 124b8b47..73289adb 100644
--- a/mount.cc
+++ b/mount.cc
@@ -25,6 +25,7 @@ static const char *cvsid = "\n%%% $Id$\n";
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <malloc.h>
 
 // These headers aren't available outside the winsup tree
 // #include "../cygwin/include/cygwin/version.h"
@@ -318,7 +319,7 @@ is_admin ()
       return 0;
     }
 
-  char buf[size];
+  char *buf = (char *) alloca (size);
   PTOKEN_GROUPS groups = (PTOKEN_GROUPS) buf;
   DWORD status = GetTokenInformation (token, TokenGroups, buf, size, &size);
   CloseHandle (token);
-- 
2.43.5