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

[Saleem Abdulrasool via lldb-commits]

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@@ -0,0 +1,113 @@
+//===----------------------------------------------------------------------===//
+//
+// 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 VOID(WINAPI *ClosePseudoConsole_t)(HPCON hPC);
+
+struct Kernel32 {
+  Kernel32() {
+    hModule = LoadLibraryW(L"kernel32.dll");
+    CreatePseudoConsole_ =
+        (CreatePseudoConsole_t)GetProcAddress(hModule, "CreatePseudoConsole");
+    ClosePseudoConsole_ =
+        (ClosePseudoConsole_t)GetProcAddress(hModule, "ClosePseudoConsole");
+    isAvailable = (CreatePseudoConsole_ && ClosePseudoConsole_);
+  }
+
+  HRESULT CreatePseudoConsole(COORD size, HANDLE hInput, HANDLE hOutput,
+                              DWORD dwFlags, HPCON *phPC) {
+    return CreatePseudoConsole_(size, hInput, hOutput, dwFlags, phPC);
+  }
+
+  VOID ClosePseudoConsole(HPCON hPC) { return ClosePseudoConsole_(hPC); }
+
+  bool IsAvailable() { return isAvailable; }
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compnerd wrote:

This is slightly misleading. I would say that this should be `IsConPTYAvailable`.

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