From 7952f02ac2c74e8f2aad464549abf11382e75091 Mon Sep 17 00:00:00 2001
From: junfeng <junfeng.dong@intel.com>
Date: Tue, 19 Mar 2013 12:44:58 +0800
Subject: [PATCH] Added unistd.h for GCC 4.7 compatibility.

Change-Id: I181312dfcc6f8375bc85c26fa63bca29aaa716c8
---
 modules/certificate_dao/dao/certificate_dao.cpp         | 4 ++++
 modules/security_origin_dao/dao/security_origin_dao.cpp | 1 +
 modules/utils/src/path.cpp                              | 2 +-
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/certificate_dao/dao/certificate_dao.cpp b/modules/certificate_dao/dao/certificate_dao.cpp
index 4f1a719..5bcd6e7 100755
--- a/modules/certificate_dao/dao/certificate_dao.cpp
+++ b/modules/certificate_dao/dao/certificate_dao.cpp
@@ -32,6 +32,10 @@
 #include <dpl/wrt-dao-ro/common_dao_types.h>
 #include <sys/stat.h>
 #include <fstream>
+/* GCC versions 4.7 had changes to the C++ standard. It 
+ * no longer includes <unistd.h> to remove namespace pollution.
+ */
+#include <unistd.h>
 
 using namespace DPL::DB::ORM;
 using namespace DPL::DB::ORM::certificate;
diff --git a/modules/security_origin_dao/dao/security_origin_dao.cpp b/modules/security_origin_dao/dao/security_origin_dao.cpp
index 746e61c..f3c4740 100755
--- a/modules/security_origin_dao/dao/security_origin_dao.cpp
+++ b/modules/security_origin_dao/dao/security_origin_dao.cpp
@@ -32,6 +32,7 @@
 #include <dpl/wrt-dao-ro/common_dao_types.h>
 #include <sys/stat.h>
 #include <fstream>
+#include <unistd.h>
 
 using namespace DPL::DB::ORM;
 using namespace DPL::DB::ORM::security_origin;
diff --git a/modules/utils/src/path.cpp b/modules/utils/src/path.cpp
index 5ce44a1..6590e19 100644
--- a/modules/utils/src/path.cpp
+++ b/modules/utils/src/path.cpp
@@ -28,7 +28,7 @@
 #include <dpl/file_input.h>
 #include <dpl/file_output.h>
 #include <dpl/copy.h>
-
+#include <unistd.h>
 #include <sys/stat.h>
 
 namespace DPL {
-- 
2.7.4