1 files changed, 34 insertions, 0 deletions
diff --git a/lldb/source/Host/common/File.cpp b/lldb/source/Host/common/File.cpp
index 23b6dc9fe850..8fd1ca069dc0 100644
--- a/lldb/source/Host/common/File.cpp
+++ b/lldb/source/Host/common/File.cpp
@@ -36,6 +36,7 @@
 #include "llvm/Support/Errno.h"
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Process.h"
+#include "llvm/Support/raw_ostream.h"
 
 using namespace lldb;
 using namespace lldb_private;
@@ -247,6 +248,32 @@ uint32_t File::GetPermissions(Status &error) const {
   return file_stats.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO);
 }
 
+NativeFile::NativeFile() = default;
+
+NativeFile::NativeFile(FILE *fh, bool transfer_ownership)
+    : m_stream(fh), m_own_stream(transfer_ownership) {
+#ifdef _WIN32
+  // In order to properly display non ASCII characters in Windows, we need to
+  // use Windows APIs to print to the console. This is only required if the
+  // stream outputs to a console.
+  int fd = _fileno(fh);
+  is_windows_console =
+      ::GetFileType((HANDLE)::_get_osfhandle(fd)) == FILE_TYPE_CHAR;
+#endif
+}
+
+NativeFile::NativeFile(int fd, OpenOptions options, bool transfer_ownership)
+    : m_descriptor(fd), m_own_descriptor(transfer_ownership),
+      m_options(options) {
+#ifdef _WIN32
+  // In order to properly display non ASCII characters in Windows, we need to
+  // use Windows APIs to print to the console. This is only required if the
+  // file outputs to a console.
+  is_windows_console =
+      ::GetFileType((HANDLE)::_get_osfhandle(fd)) == FILE_TYPE_CHAR;
+#endif
+}
+
 bool NativeFile::IsValid() const {
   std::scoped_lock<std::mutex, std::mutex> lock(m_descriptor_mutex, m_stream_mutex);
   return DescriptorIsValidUnlocked() || StreamIsValidUnlocked();
@@ -629,6 +656,13 @@ Status NativeFile::Write(const void *buf, size_t &num_bytes) {
   }
 
   if (ValueGuard stream_guard = StreamIsValid()) {
+#ifdef _WIN32
+    if (is_windows_console) {
+      llvm::raw_fd_ostream(_fileno(m_stream), false)
+          .write((char *)buf, num_bytes);
+      return error;
+    }
+#endif
     bytes_written = ::fwrite(buf, 1, num_bytes, m_stream);
 
     if (bytes_written == 0) {