[Lldb-commits] [lldb] [llvm] [lldb][windows] add Windows Virtual Console support (PR #168729)

[Charles Zablit via lldb-commits]

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@@ -0,0 +1,135 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Host/windows/PseudoConsole.h"
+
+#include <mutex>
+
+#include "lldb/Host/windows/windows.h"
+
+#include "llvm/Support/Errc.h"
+#include "llvm/Support/Errno.h"
+
+using namespace lldb_private;
+
+typedef HRESULT(WINAPI *CreatePseudoConsole_t)(COORD size, HANDLE hInput,
+                                               HANDLE hOutput, DWORD dwFlags,
+                                               HPCON *phPC);
+
+typedef HRESULT(WINAPI *ResizePseudoConsole_t)(HPCON hPC, COORD size);
+
+typedef VOID(WINAPI *ClosePseudoConsole_t)(HPCON hPC);
+
+class ConPTY {
+public:
+  static bool Initialize() {
+    std::lock_guard<std::mutex> guard(m_initialized_mutex);
+
+    if (!m_initialized) {
+      m_initialized = true;
+
+      HMODULE hMod = LoadLibraryW(L"kernel32.dll");
+      if (!hMod) {
+        return false;
+      }
+
+      pCreate =
+          (CreatePseudoConsole_t)GetProcAddress(hMod, "CreatePseudoConsole");
+      pClose = (ClosePseudoConsole_t)GetProcAddress(hMod, "ClosePseudoConsole");
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charles-zablit wrote:

This is much better, thanks!

https://github.com/llvm/llvm-project/pull/168729