add a configure-time check for an IPC support

Merge-request: 1259
Reviewed-by: Harald Fernengel <harald.fernengel@nokia.com>

2 files changed, 62 insertions, 0 deletions

diff --git a/config.tests/unix/ipc_sysv/ipc.cpp b/config.tests/unix/ipc_sysv/ipc.cpp
new file mode 100644
index 0000000..7f04552
--- /dev/null
+++ b/config.tests/unix/ipc_sysv/ipc.cpp
@@ -0,0 +1,59 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the config.tests of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+#include <sys/shm.h>
+#include <fcntl.h>
+
+int main(int, char **)
+{
+    key_t unix_key = ftok("test", 'Q');
+    int semaphore = semget(unix_key, 1, 0666 | IPC_CREAT | IPC_EXCL);
+    if (semaphore != -1)
+        semctl(semaphore, 0, IPC_RMID, 0);
+
+    shmget(unix_key, 0, 0666 | IPC_CREAT | IPC_EXCL);
+    shmctl(0, 0, static_cast<struct shmid_ds *>(0));
+
+    return 0;
+}
diff --git a/config.tests/unix/ipc_sysv/ipc_sysv.pro b/config.tests/unix/ipc_sysv/ipc_sysv.pro
new file mode 100644
index 0000000..1b6de02
--- /dev/null
+++ b/config.tests/unix/ipc_sysv/ipc_sysv.pro
@@ -0,0 +1,3 @@
+SOURCES = ipc.cpp
+CONFIG -= qt dylib
+mac:CONFIG -= app_bundle