avoid rebuild after commit

Issue: #59

5 files changed, 17 insertions, 17 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ae54f90f..633bf587 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -196,6 +196,8 @@ opentrack_module(opentrack-tracker-rift ftnoir_tracker_rift)
 opentrack_module(opentrack-tracker-hydra ftnoir_tracker_hydra)
 opentrack_module(opentrack-tracker-freepie-udp ftnoir_tracker_freepie-udp)
 
+file(GLOB opentrack-version-c "facetracknoir/version.c")
+
 file(GLOB opentrack-csv-c "ftnoir_csv/*.cpp" "ftnoir_csv/*.h")
 
 # compat lib for POSIX/win32
@@ -257,6 +259,11 @@ target_link_libraries(opentrack-pose-widget ${MY_QT_LIBS})
 add_library(opentrack-spline-widget SHARED ${opentrack-spline-widget-c})
 target_link_libraries(opentrack-spline-widget ${MY_QT_LIBS})
 
+add_library(opentrack-version STATIC ${opentrack-version-c})
+set_target_properties(opentrack-version PROPERTIES
+    COMPILE_DEFINITIONS
+    "IN_VERSION_UNIT;OPENTRACK_VERSION=\"${OPENTRACK__COMMIT}\"")
+
 opentrack_library(opentrack-filter-accela)
 opentrack_library(opentrack-filter-kalman)
 opentrack_library(opentrack-filter-ewma)
@@ -419,17 +426,13 @@ if(UNIX OR APPLE)
 	    target_link_libraries(opentrack-qxt-mini X11)
     endif()
 endif()
+
 add_executable(opentrack ${opentrack-win32-executable} ${opentrack-bin-c} ${opentrack-bin-uih} ${opentrack-bin-rcc})
-set_target_properties(opentrack PROPERTIES COMPILE_DEFINITIONS OPENTRACK_VERSION=\"${OPENTRACK__COMMIT}\")
-set(OPENTRACK_COMMIT_VERSION \"${OPENTRACK__COMMIT}\")
-configure_file("${CMAKE_SOURCE_DIR}/opentrack-version.h" "${CMAKE_BINARY_DIR}/opentrack-version.h" @ONLY NEWLINE_STYLE UNIX)
 
 if(APPLE)
     SET_TARGET_PROPERTIES(opentrack-qxt-mini PROPERTIES LINK_FLAGS "-framework Carbon -framework CoreFoundation")
 endif()
 
-set_target_properties(opentrack PROPERTIES COMPILE_DEFINITIONS OPENTRACK_VERSION=\"${OPENTRACK__COMMIT}\")
-
 if(UNIX OR APPLE)
     target_link_libraries(opentrack opentrack-qxt-mini)
 endif()
@@ -446,7 +449,7 @@ if(CMAKE_SYSTEM STREQUAL LINUX)
     link_libraries(rt)
 endif()
 
-target_link_libraries(opentrack opentrack-pose-widget opentrack-spline-widget ${MY_QT_LIBS} ${QXT_QXTCORE_LIB_RELEASE} ${QXT_QXTWIDGETS_LIB_RELEASE})
+target_link_libraries(opentrack opentrack-version opentrack-pose-widget opentrack-spline-widget ${MY_QT_LIBS} ${QXT_QXTCORE_LIB_RELEASE} ${QXT_QXTWIDGETS_LIB_RELEASE})
 if(NOT WIN32)
     target_link_libraries(opentrack dl)
 endif()
diff --git a/facetracknoir/facetracknoir.cpp b/facetracknoir/facetracknoir.cpp
index dfa13577..43c96f13 100644
--- a/facetracknoir/facetracknoir.cpp
+++ b/facetracknoir/facetracknoir.cpp
@@ -25,7 +25,6 @@
 #include "shortcuts.h"
 #include "tracker.h"
 #include "curve-config.h"
-#include "opentrack-version.h"
 #include <QFileDialog>
 
 #if defined(_WIN32)
@@ -581,6 +580,8 @@ void FaceTrackNoIR::exit() {
 	QCoreApplication::exit(0);
 }
 
+extern "C" volatile const char* opentrack_version;
+
 void FaceTrackNoIR::fill_profile_cbx()
 {
     if (looping)
@@ -590,7 +591,7 @@ void FaceTrackNoIR::fill_profile_cbx()
     QString currentFile = settings.value ( "SettingsFile", QCoreApplication::applicationDirPath() + "/settings/default.ini" ).toString();
     qDebug() << "Config file now" << currentFile;
     QFileInfo pathInfo ( currentFile );
-    setWindowTitle(QString( OPENTRACK_VERSION " :: ") + pathInfo.fileName());
+    setWindowTitle(QString( const_cast<const char*>(opentrack_version) + QStringLiteral(" :: ")) + pathInfo.fileName());
     QDir settingsDir( pathInfo.dir() );
     QStringList filters;
     filters << "*.ini";
diff --git a/facetracknoir/facetracknoir.h b/facetracknoir/facetracknoir.h
index f6f4afdf..713a51f0 100644
--- a/facetracknoir/facetracknoir.h
+++ b/facetracknoir/facetracknoir.h
@@ -55,8 +55,6 @@ using namespace options;
 #include "ftnoir_tracker_base/ftnoir_tracker_base.h"
 #include "ftnoir_filter_base/ftnoir_filter_base.h"
 
-#include "opentrack-version.h"
-
 class Tracker;				// pre-define class to avoid circular includes
 class FaceTrackNoIR;
 
diff --git a/facetracknoir/version.c b/facetracknoir/version.c
new file mode 100644
index 00000000..0ef4ec14
--- /dev/null
+++ b/facetracknoir/version.c
@@ -0,0 +1,5 @@
+#ifdef IN_VERSION_UNIT
+#    define IN_CRAPOLA_COMPILE_UNIT
+volatile const char* opentrack_version = OPENTRACK_VERSION;
+#else
+#endif
diff --git a/opentrack-version.h b/opentrack-version.h
deleted file mode 100644
index f31d5edf..00000000
--- a/opentrack-version.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef OPENTRACK_VERSION
-#   define OPENTRACK_VERSION @OPENTRACK_COMMIT_VERSION@
-#else
-#   ifndef OPENTRACK_VERSION
-#       define OPENTRACK_VERSION "Mourns-For-Trees"
-#   endif
-#endif