fix the return value of LdrLoadImage, make use of __declspec(dllexport), speed up blitting, add dummy TEB, redesign the syscall interface, fix stack alignent so movaps doesn't crash, implement a shitload of win32, implement a simple shell, add bink as video.exe 😎, minor kmain.c cleanup, HAL now supports power-off events, implemented \b in hal_screen.c, fix many deadlocks, add wait for exit event for processes, completely new error codes, small readme changes.

code/kernel/ke_process.c

@@ -1,6 +1,7 @@
 // ke_process.c - process model
 #include "ke_process.h"
 #include "ke_thread.h"
+#include "ke_event.h"
 #include "mm_virt.h"
 #include "ob_object.h"
 #include <string.h>
@@ -40,6 +41,12 @@ static void ProcessDestroy(OBJECT* obj) {
         }
     }
 
+    // Release the exit event.
+    if (proc->ExitEvent) {
+        ObDereferenceObject(&proc->ExitEvent->Header);
+        proc->ExitEvent = (EVENT *)0;
+    }
+
     // Remove from global list.
     uintptr_t flags = KeAcquireSpinlock(&gProcessListLock);
     ListRemove(&proc->GlobalLink);
@@ -76,6 +83,12 @@ KSTATUS KeCreateProcess(const char* name, PROCESS **out) {
 
     LIST_INIT(&proc->GlobalLink);
 
+    // Create the manual-reset exit event (initially unsignaled).
+    if (!KSUCCESS(KeEventCreate(EventManualReset, 0, &proc->ExitEvent))) {
+        ObDereferenceObject(&proc->Header);
+        return STATUS_NO_MEMORY;
+    }
+
     uintptr_t flags = KeAcquireSpinlock(&gProcessListLock);
     ListInsertTail(&gProcessList, &proc->GlobalLink);
     KeReleaseSpinlock(&gProcessListLock, flags);
@@ -90,11 +103,22 @@ KSTATUS KeCreateProcess(const char* name, PROCESS **out) {
 void KeExitProcess(PROCESS* process, int exitCode) {
     if (!process) return;
     process->ExitCode = exitCode;
+    // Wake any threads waiting for this process to finish.
+    if (process->ExitEvent) KeSignalEvent(process->ExitEvent);
     // The last thread exiting via KeExitThread will drop the process refcount.
     // This function is a policy hook; actual cleanup is in ProcessDestroy.
     ObDereferenceObject(&process->Header);
 }
 
+// ---------------------------------------------------------------------------
+// KeGetProcessExitCode
+// ---------------------------------------------------------------------------
+KSTATUS KeGetProcessExitCode(PROCESS* process, int* exitCodeOut) {
+    if (!process || !exitCodeOut) return STATUS_INVALID_PARAMETER;
+    *exitCodeOut = process->ExitCode;
+    return STATUS_SUCCESS;
+}
+
 // ---------------------------------------------------------------------------
 // Handle table
 // ---------------------------------------------------------------------------