Fix tiff imageformat plugin build for WEC7.

TIFF image format plugin requires lfind, which is not available in WEC7.
Copied the relevant part of qfunctions_wince.cpp from qtbase repository.

Change-Id: I3aec77b4d434af47cd2ecdf56a253acfdcba5314
Reviewed-by: Andreas Holzammer <andreas.holzammer@kdab.com>
Reviewed-by: aavit <eirik.aavitsland@digia.com>

3 files changed, 70 insertions, 2 deletions

diff --git a/src/3rdparty/libtiff.pri b/src/3rdparty/libtiff.pri
index 9e743f0..3479d85 100644
--- a/src/3rdparty/libtiff.pri
+++ b/src/3rdparty/libtiff.pri
@@ -34,8 +34,7 @@ SOURCES += \
     $$PWD/libtiff/libtiff/tif_write.c \
     $$PWD/libtiff/libtiff/tif_zip.c
 
-wince*:       SOURCES += $$PWD/../corelib/kernel/qfunctions_wince.cpp \
-                         $$PWD/libtiff/libtiff/tif_wince.c
+wince*:       SOURCES += $$PWD/libtiff/libtiff/tif_wince.c
 win32:        SOURCES += $$PWD/libtiff/libtiff/tif_win32.c
 else:         SOURCES += $$PWD/libtiff/libtiff/tif_unix.c
 android:      SOURCES += $$PWD/libtiff/port/lfind.c
diff --git a/src/plugins/imageformats/tiff/qfunctions_wince.cpp b/src/plugins/imageformats/tiff/qfunctions_wince.cpp
new file mode 100644
index 0000000..d4ea364
--- /dev/null
+++ b/src/plugins/imageformats/tiff/qfunctions_wince.cpp
@@ -0,0 +1,68 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifdef _WIN32_WCE //Q_OS_WINCE
+
+#include "qplatformdefs.h"
+
+QT_USE_NAMESPACE
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void *lfind(const void* key, const void* base, size_t* elements, size_t size,
+            int (__cdecl *compare)(const void*, const void*))
+{
+    const char* current = (char*) base;
+    const char* const end = (char*) (current + (*elements) * size);
+    while (current != end) {
+        if (compare(current, key) == 0)
+            return (void*)current;
+        current += size;
+    }
+    return 0;
+}
+
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+#endif // Q_OS_WINCE
diff --git a/src/plugins/imageformats/tiff/tiff.pro b/src/plugins/imageformats/tiff/tiff.pro
index 66eea8c..353e3f3 100644
--- a/src/plugins/imageformats/tiff/tiff.pro
+++ b/src/plugins/imageformats/tiff/tiff.pro
@@ -6,6 +6,7 @@ load(qt_plugin)
 
 HEADERS += qtiffhandler_p.h
 SOURCES += main.cpp qtiffhandler.cpp
+wince*: SOURCES += qfunctions_wince.cpp
 OTHER_FILES += tiff.json
 
 config_libtiff {