From 617a4e953bccb0e922121a82d7600963d3ff3304 Mon Sep 17 00:00:00 2001
From: lotodore <pokerth@lotharmay.de>
Date: Wed, 2 May 2012 08:41:07 +0000
Subject: [PATCH] Trying to fix build problems with gcc 4.7 on Linux (#132).

---
 src/third_party/qtsingleapplication/qtlocalpeer.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/third_party/qtsingleapplication/qtlocalpeer.cpp b/src/third_party/qtsingleapplication/qtlocalpeer.cpp
index 1d494a73..57ac9699 100644
--- a/src/third_party/qtsingleapplication/qtlocalpeer.cpp
+++ b/src/third_party/qtsingleapplication/qtlocalpeer.cpp
@@ -57,6 +57,7 @@ static PProcessIdToSessionId pProcessIdToSessionId = 0;
 #endif
 #if defined(Q_OS_UNIX)
 #include <time.h>
+#include <unistd.h>
 #endif
 
 namespace QtLP_Private {
@@ -164,8 +165,12 @@ bool QtLocalPeer::sendMessage(const QString &message, int timeout)
     QDataStream ds(&socket);
     ds.writeBytes(uMsg.constData(), uMsg.size());
     bool res = socket.waitForBytesWritten(timeout);
-    res &= socket.waitForReadyRead(timeout);   // wait for ack
-    res &= (socket.read(qstrlen(ack)) == ack);
+    if (res) {
+        res &= socket.waitForReadyRead(timeout);   // wait for ack
+        if (res) {
+            res &= (socket.read(qstrlen(ack)) == ack);
+        }
+    }
     return res;
 }