version defines (#333)

* version defines

* version defines

* version defines

CMakeLists.txt

@@ -240,7 +240,7 @@ install(EXPORT
 )
 
 install(FILES
-    ${HDRS_DISTRIB} "${CMAKE_CURRENT_BINARY_DIR}/lib/qtermwidget_export.h"
+    ${HDRS_DISTRIB} "${CMAKE_CURRENT_BINARY_DIR}/lib/qtermwidget_export.h" "${CMAKE_CURRENT_BINARY_DIR}/lib/qtermwidget_version.h"
     DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${QTERMWIDGET_LIBRARY_NAME}"
     COMPONENT Devel
 )
@@ -277,6 +277,12 @@ configure_file(
     @ONLY
 )
 
+configure_file(
+    "${PROJECT_SOURCE_DIR}/lib/qtermwidget_version.h.in"
+    "${CMAKE_BINARY_DIR}/lib/qtermwidget_version.h"
+    @ONLY
+)
+
 install(FILES
     "${CMAKE_BINARY_DIR}/${QTERMWIDGET_LIBRARY_NAME}-config.cmake"
     DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${QTERMWIDGET_LIBRARY_NAME}"

lib/qtermwidget.h

@@ -25,6 +25,7 @@
 #include "Emulation.h"
 #include "Filter.h"
 #include "qtermwidget_export.h"
+#include "qtermwidget_version.h"
 
 class QVBoxLayout;
 class TermWidgetImpl;

lib/qtermwidget_version.h.in

@@ -0,0 +1,33 @@
+/*  Copyright (C) 2020 Axel Kittenberger (axel.kittenberger@univie.ac.at)
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+
+#ifndef _Q_TERM_WIDGET_VERSION
+#define _Q_TERM_WIDGET_VERSION
+
+#include <QtGlobal>
+#define QTERMWIDGET_VERSION_MAJOR @QTERMWIDGET_VERSION_MAJOR@
+#define QTERMWIDGET_VERSION_MINOR @QTERMWIDGET_VERSION_MINOR@
+#define QTERMWIDGET_VERSION_PATCH @QTERMWIDGET_VERSION_PATCH@
+#define QTERMWIDGET_VERSION QT_VERSION_CHECK(\
+	QTERMWIDGET_VERSION_MAJOR,\
+	QTERMWIDGET_VERSION_MINOR,\
+	QTERMWIDGET_VERSION_PATCH)
+
+#endif
+