Add git hash

.gitmodules

@@ -37,3 +37,6 @@
 [submodule "3rdparty/freetype"]
 	path = 3rdparty/freetype
 	url = https://github.com/freetype/freetype
+[submodule "3rdparty/cmake-git-version-tracking"]
+	path = 3rdparty/cmake-git-version-tracking
+	url = https://github.com/andrew-hardin/cmake-git-version-tracking.git

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "gitlens.currentLine.enabled": false
+}

3rdparty/CMakeLists.txt

@@ -197,6 +197,7 @@ ADD_SUBDIRECTORY(toml11 EXCLUDE_FROM_ALL)
 ADD_SUBDIRECTORY(spdlog EXCLUDE_FROM_ALL)
 ADD_SUBDIRECTORY(longeronpp EXCLUDE_FROM_ALL)
 
+ADD_SUBDIRECTORY(cmake-git-version-tracking EXCLUDE_FROM_ALL)
 # For Windows: Prevent overriding the parent project's compiler/linker settings
 SET(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
 ADD_SUBDIRECTORY(googletest EXCLUDE_FROM_ALL)

src/CMakeLists.txt

@@ -102,7 +102,8 @@ SET(OSP_MAGNUM_DEPS_LIBS
             dNewton dScene dModel dVehicle
             toml11
             spdlog
-            longeron)
+            longeron
+            cmake_git_version_tracking)
 target_link_libraries(osp-magnum-deps INTERFACE ${OSP_MAGNUM_DEPS_LIBS})
 add_dependencies(compile-osp-magnum-deps ${OSP_MAGNUM_DEPS_LIBS})
 

src/test_application/main.cpp

@@ -64,6 +64,14 @@
 #include <string_view>
 #include <thread>
 #include <unordered_map>
+#if __has_include("git.h")
+#include "git.h"
+#define GIT_HASH git_Describe()
+#define GIT_BRANCH git_Branch()
+#else
+#define GIT_HASH "00000"
+#define GIT_BRANCH "n/a"
+#endif
 
 using namespace testapp;
 
@@ -491,10 +499,11 @@ void debug_print_help()
         longestName = std::max(name.size(), longestName);
     }
 
-    std::cout
-        << "OSP-Magnum Temporary Debug CLI\n"
-        << "Open a scenario:\n";
+    std::cout << "OSP-Magnum Temporary Debug CLI\n";
+
+    std::cout << "Version: " << GIT_HASH << " (" << GIT_BRANCH << ")\n\n";
 
+    std::cout << "Open a scenario:\n";
     for (auto const& [name, rTestScn] : scenarios())
     {
         std::string spaces(longestName - name.length(), ' ');