Obtain version string from git

CMakeLists.txt

@@ -227,6 +227,21 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     endif()
 endif()
 
+##############################################################################
+
+execute_process(
+    COMMAND git describe --abbrev=8 --always --tags
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    OUTPUT_VARIABLE GIT_COMMIT_HASH
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+add_definitions("-DGIT_COMMIT_HASH=${GIT_COMMIT_HASH}")
+
+configure_file(
+    ${CMAKE_SOURCE_DIR}/version.h.in
+    ${CMAKE_BINARY_DIR}/generated/sdrangel_version.h
+)
+
 ##############################################################################
 # base libraries
 add_subdirectory(sdrbase)
@@ -244,6 +259,7 @@ add_subdirectory(swagger)
 
 include_directories(
     ${CMAKE_CURRENT_BINARY_DIR}
+    ${CMAKE_BINARY_DIR}/generated
     ${CMAKE_SOURCE_DIR}/exports
     ${CMAKE_SOURCE_DIR}/sdrbase
     ${CMAKE_SOURCE_DIR}/sdrgui

app/main.cpp

@@ -26,6 +26,7 @@
 #include "loggerwithfile.h"
 #include "mainwindow.h"
 #include "dsp/dsptypes.h"
+#include "sdrangel_version.h"
 
 static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *logger)
 {
@@ -36,7 +37,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
 */
 	QCoreApplication::setOrganizationName("f4exb");
 	QCoreApplication::setApplicationName("SDRangel");
-    QCoreApplication::setApplicationVersion("4.5.4");
+    QCoreApplication::setApplicationVersion(GIT_COMMIT_HASH_STR);
 #if QT_VERSION >= 0x050600
 	QApplication::setAttribute(Qt::AA_EnableHighDpiScaling); // DPI support
     QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps); //HiDPI pixmaps

appbench/main.cpp

@@ -28,6 +28,7 @@
 #include "loggerwithfile.h"
 #include "mainbench.h"
 #include "dsp/dsptypes.h"
+#include "sdrangel_version.h"
 
 void handler(int sig) {
     fprintf(stderr, "quit the application by signal(%d).\n", sig);
@@ -58,7 +59,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
 
     QCoreApplication::setOrganizationName("f4exb");
     QCoreApplication::setApplicationName("SDRangelBench");
-    QCoreApplication::setApplicationVersion("4.5.4");
+    QCoreApplication::setApplicationVersion(GIT_COMMIT_HASH_STR);
 
     int catchSignals[] = {SIGQUIT, SIGINT, SIGTERM, SIGHUP};
     std::vector<int> vsig(catchSignals, catchSignals + sizeof(catchSignals) / sizeof(int));

appsrv/main.cpp

@@ -27,6 +27,7 @@
 #include "loggerwithfile.h"
 #include "maincore.h"
 #include "dsp/dsptypes.h"
+#include "sdrangel_version.h"
 
 void handler(int sig) {
     fprintf(stderr, "quit the application by signal(%d).\n", sig);
@@ -57,7 +58,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
 
     QCoreApplication::setOrganizationName("f4exb");
     QCoreApplication::setApplicationName("SDRangelSrv");
-    QCoreApplication::setApplicationVersion("4.5.4");
+    QCoreApplication::setApplicationVersion(GIT_COMMIT_HASH_STR);
 
     int catchSignals[] = {SIGQUIT, SIGINT, SIGTERM, SIGHUP};
     std::vector<int> vsig(catchSignals, catchSignals + sizeof(catchSignals) / sizeof(int));

sdrgui/mainwindow.cpp

@@ -633,10 +633,10 @@ void MainWindow::createStatusBar()
 {
     QString qtVersionStr = QString("Qt %1 ").arg(QT_VERSION_STR);
 #if QT_VERSION >= 0x050400
-    m_showSystemWidget = new QLabel("SDRangel v" + qApp->applicationVersion() + " " + qtVersionStr
+    m_showSystemWidget = new QLabel("SDRangel " + qApp->applicationVersion() + " " + qtVersionStr
             + QSysInfo::currentCpuArchitecture() + " " + QSysInfo::prettyProductName(), this);
 #else
-    m_showSystemWidget = new QLabel("SDRangel v" + qApp->applicationVersion() + " " + qtVersionStr, this);
+    m_showSystemWidget = new QLabel("SDRangel " + qApp->applicationVersion() + " " + qtVersionStr, this);
 #endif
     statusBar()->addPermanentWidget(m_showSystemWidget);
 

version.h.in

@@ -0,0 +1,6 @@
+#ifndef VERSION_H
+#define VERSION_H
+
+#define GIT_COMMIT_HASH_STR "@GIT_COMMIT_HASH@"
+
+#endif