Added build hash and branch to about dialog

qcma.pro

@@ -90,6 +90,11 @@ TRANSLATIONS += \
 
 VERSION = \\\"'0.2.5'\\\"
 
+unix {
+    DEFINES += "BUILD_HASH=\"\\\"$$system(git rev-parse --short HEAD)\\\"\""
+    DEFINES += "BUILD_BRANCH=\"\\\"$$system(git rev-parse --abbrev-ref HEAD)\\\"\""
+}
+
 DEFINES += "QCMA_VER=$${VERSION}"
 
 unix {

src/mainwidget.cpp

@@ -134,7 +134,11 @@ void MainWidget::showAboutDialog()
 
     about.setText(QString("QCMA ") + QCMA_VER);
     about.setWindowTitle(tr("About QCMA"));
+#ifndef BUILD_HASH
     about.setInformativeText(tr("Copyright (C) 2013  Codestation") + "\n");
+#else
+    about.setInformativeText(tr("Copyright (C) 2013  Codestation\n\nbuild hash: %1\nbuild branch: %2").arg(BUILD_HASH).arg(BUILD_BRANCH));
+#endif
     about.setStandardButtons(QMessageBox::Ok);
     about.setIconPixmap(QPixmap(":/main/resources/images/qcma.png"));
     about.setDefaultButton(QMessageBox::Ok);