Improve the helloworld sample.

samples/helloworld/CMakeLists.txt

@@ -4,6 +4,8 @@ include("${WUT_ROOT}/share/wut.cmake" REQUIRED)
 
 add_executable(helloworld main.cpp)
 target_link_libraries(helloworld
+   whb
+   defaultheap
    coreinit
    proc_ui
    sysapp)

samples/helloworld/main.cpp

@@ -1,89 +1,35 @@
-#include <coreinit/core.h>
-#include <coreinit/debug.h>
 #include <coreinit/thread.h>
-#include <coreinit/foreground.h>
-#include <proc_ui/procui.h>
-#include <sysapp/launch.h>
-#include <string>
+#include <coreinit/time.h>
+#include <coreinit/systeminfo.h>
 
-bool isAppRunning = true;
-std::string testStr = "Initial Value";
-
-static void
-SaveCallback()
-{
-   OSSavesDone_ReadyToRelease(); // Required
-}
-
-static bool
-AppRunning()
-{
-   if (!OSIsMainCore()) {
-      ProcUISubProcessMessages(true);
-   } else {
-      ProcUIStatus status = ProcUIProcessMessages(true);
-
-      if (status == PROCUI_STATUS_EXITING) {
-         // Being closed, deinit, free, and prepare to exit
-         testStr = "PROCUI_STATUS_EXITING";
-         isAppRunning = false;
-         ProcUIShutdown();
-      } else if (status == PROCUI_STATUS_RELEASE_FOREGROUND) {
-         // Free up MEM1 to next foreground app, deinit screen, etc.
-         testStr = "PROCUI_STATUS_RELEASE_FOREGROUND";
-         ProcUIDrawDoneRelease();
-      } else if(status == PROCUI_STATUS_IN_FOREGROUND) {
-         // Executed while app is in foreground
-         testStr = "PROCUI_STATUS_IN_FOREGROUND";
-      }
-   }
-
-   return isAppRunning;
-}
-
-static int
-CoreEntryPoint(int argc, const char **argv)
-{
-   OSReport("Hello world from %s %s", argv[0], testStr.c_str());
-   return argc;
-}
+#include <whb/proc.h>
+#include <whb/log.h>
+#include <whb/log_console.h>
 
 int
 main(int argc, char **argv)
 {
-   ProcUIInit(&SaveCallback);
-   OSReport("Main thread running on core %d", OSGetCoreId());
+   OSCalendarTime tm;
 
-   // Run thread on core 0
-   OSThread *threadCore0 = OSGetDefaultThread(0);
+   WHBProcInit();
+   WHBLogConsoleInit();
+   WHBLogPrintf("Hello World!");
 
-   const char *core0Args[] = {
-      "Core 0"
-   };
+   while(WHBProcIsRunning()) {
+      OSTicksToCalendarTime(OSGetTime(), &tm);
+      WHBLogPrintf("%02d/%02d/%04d %02d:%02d:%02d I'm still here.",
+                   tm.tm_mday, tm.tm_mon, tm.tm_year,
+                   tm.tm_hour, tm.tm_min, tm.tm_sec);
 
-   OSRunThread(threadCore0, CoreEntryPoint, 0, core0Args);
+      WHBLogConsoleDraw();
+      OSSleepTicks(OSMilliseconds(1000));
+   }
 
-   // Run thread on core 2
-   OSThread *threadCore2 = OSGetDefaultThread(2);
+   WHBLogPrintf("Exiting... good bye.");
+   WHBLogConsoleDraw();
+   OSSleepTicks(OSMilliseconds(1000));
 
-   const char *core2Args[] = {
-      "Core 2"
-   };
-
-   OSRunThread(threadCore2, CoreEntryPoint, 2, core2Args);
-
-   // Wait for threads to return
-   int resultCore0 = -1, resultCore2 = -1;
-   OSJoinThread(threadCore0, &resultCore0);
-   OSJoinThread(threadCore2, &resultCore2);
-
-   OSReport("Core 0 thread returned %d", resultCore0);
-   OSReport("Core 2 thread returned %d", resultCore2);
-
-   // Sends messages for ProcUI to release foreground, exit
-   // and launch into the system menu immediately.
-   SYSLaunchMenu();
-
-   while(AppRunning());
+   WHBLogConsoleFree();
+   WHBProcShutdown();
    return 0;
 }