sys: Improved startup time by running startup tasks in parallel

main/source/init/splash_window.cpp

@@ -43,15 +43,27 @@ namespace hex::init {
         return std::async(std::launch::async, [this] {
             bool status = true;
 
-            for (const auto &[name, task] : this->m_tasks) {
-                {
+            u32 tasksCompleted = 0;
+            for (const auto &[name, task, async] : this->m_tasks) {
+                if (!async) {
                     std::lock_guard guard(this->m_progressMutex);
                     this->m_currTaskName = name;
                 }
 
-                try {
+                auto runTask = [&, task = task] {
                     if (!task())
                         status = false;
+
+                    tasksCompleted++;
+                };
+
+                try {
+                    if (async) {
+                        std::thread(runTask).detach();
+                    } else {
+                        runTask();
+                    }
+
                 } catch (std::exception &e) {
                     log::error("Init task '{}' threw an exception: {}", name, e.what());
                     status = false;
@@ -63,6 +75,9 @@ namespace hex::init {
                 }
             }
 
+            while (tasksCompleted < this->m_tasks.size())
+                std::this_thread::sleep_for(100ms);
+
             // Small extra delay so the last progress step is visible
             std::this_thread::sleep_for(200ms);