Initial 80386 microcode commit.

80386/disassembler/include/alfe/assert.h

@@ -0,0 +1,46 @@
+#include "alfe/main.h"
+
+#ifndef INCLUDED_ASSERT_H
+#define INCLUDED_ASSERT_H
+
+// TODO: Posix port
+// TODO: _CrtDbgBreak() is a VC-ism: port to other Windows compilers
+// TODO: Use console instead of MessageBox() for console applications?
+
+#ifdef _WIN32
+#include <CRTDBG.h>
+#else
+#include <signal.h>
+#endif
+
+#ifdef _WIN32
+void alert(String message, HWND hWnd = NULL)
+{
+    alerting = true;
+    MessageBox(hWnd, NullTerminatedWideString(message), L"Error",
+        MB_OK | MB_ICONERROR | MB_TASKMODAL);
+    alerting = false;
+}
+#endif
+
+void assert(bool success, String message = ""
+#ifdef _WIN32
+            , HWND hWnd = NULL
+#endif
+            )
+{
+    if (!success) {
+        String output("Assertion failed");
+        if (!message.empty())
+            output += ": " + message;
+#ifdef _WIN32
+        alert(output, hWnd);
+        _CrtDbgBreak();
+#else
+        console.write(output + "\n");
+        raise(SIGABRT);
+#endif
+    }
+}
+
+#endif // INCLUDED_ASSERT_H