Windows: get rid of InitOnceExecuteOnce

src/util/windows/com.cpp

@@ -2,7 +2,6 @@
 #include "fastfetch.h"
 
 #include <stdlib.h>
-#include <synchapi.h>
 
 //https://learn.microsoft.com/en-us/windows/win32/wmisdk/example--getting-wmi-data-from-the-local-computer
 //https://learn.microsoft.com/en-us/windows/win32/cimwin32prov/computer-system-hardware-classes
@@ -11,14 +10,11 @@ static void CoUninitializeWrap(void)
     CoUninitialize();
 }
 
-static BOOL CALLBACK InitHandleFunction(FF_MAYBE_UNUSED PINIT_ONCE lpInitOnce, FF_MAYBE_UNUSED PVOID lpParameter, PVOID* lpContext)
+static const char* doInitCom()
 {
     // Initialize COM
     if (FAILED(CoInitializeEx(NULL, COINIT_MULTITHREADED)))
-    {
-        *lpContext = (PVOID) "CoInitializeEx() failed";
-        return FALSE;
-    }
+        return "CoInitializeEx() failed";
 
     // Set general COM security levels
     if (FAILED(CoInitializeSecurity(
@@ -34,18 +30,17 @@ static BOOL CALLBACK InitHandleFunction(FF_MAYBE_UNUSED PINIT_ONCE lpInitOnce, F
     )))
     {
         CoUninitialize();
-        *lpContext = (PVOID) "CoInitializeSecurity() failed";
-        return FALSE;
+        return "CoInitializeSecurity() failed";
     }
 
     atexit(CoUninitializeWrap);
-    return TRUE;
+    return NULL;
 }
 
 const char* ffInitCom(void)
 {
-    const char* error = NULL;
-    static INIT_ONCE s_InitOnce;
-    InitOnceExecuteOnce(&s_InitOnce, &InitHandleFunction, NULL, (void**)&error);
+    static const char* error = "";
+    if (error && error[0] == '\0')
+        error = doInitCom();
     return error;
 }