From 87f1f363dfaf181854b81d84518ea57334edcc8f Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 21 Oct 2015 10:37:14 -0400
Subject: cmArchiveWrite: Preemptively adapt to future libarchive 4.0 changes

---
 Source/cmArchiveWrite.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Source/cmArchiveWrite.cxx b/Source/cmArchiveWrite.cxx
index 7946950..e62a2ed 100644
--- a/Source/cmArchiveWrite.cxx
+++ b/Source/cmArchiveWrite.cxx
@@ -18,6 +18,10 @@
 #include <cm_libarchive.h>
 #include "cm_get_date.h"
 
+#ifndef __LA_SSIZE_T
+# define __LA_SSIZE_T la_ssize_t
+#endif
+
 //----------------------------------------------------------------------------
 static std::string cm_archive_error_string(struct archive* a)
 {
-- 
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