1

admin/node_modules/@parcel/watcher/src/windows/win_utils.cc

@@ -0,0 +1,44 @@
+#include "./win_utils.hh"
+
+std::wstring utf8ToUtf16(std::string input) {
+  unsigned int len = MultiByteToWideChar(CP_UTF8, 0, input.c_str(), -1, NULL, 0);
+  WCHAR *output = new WCHAR[len];
+  MultiByteToWideChar(CP_UTF8, 0, input.c_str(), -1, output, len);
+  std::wstring res(output);
+  delete output;
+  return res;
+}
+
+std::string utf16ToUtf8(const WCHAR *input, size_t length) {
+  unsigned int len = WideCharToMultiByte(CP_UTF8, 0, input, length, NULL, 0, NULL, NULL);
+  char *output = new char[len + 1];
+  WideCharToMultiByte(CP_UTF8, 0, input, length, output, len, NULL, NULL);
+  output[len] = '\0';
+  std::string res(output);
+  delete output;
+  return res;
+}
+
+std::string normalizePath(std::string path) {
+  // Prevent truncation to MAX_PATH characters by adding the \\?\ prefix
+  std::wstring p = utf8ToUtf16("\\\\?\\" + path);
+
+  // Get the required length for the output
+  unsigned int len = GetLongPathNameW(p.data(), NULL, 0);
+  if (!len) {
+    return path;
+  }
+
+  // Allocate output array and get long path
+  WCHAR *output = new WCHAR[len];
+  len = GetLongPathNameW(p.data(), output, len);
+  if (!len) {
+    delete output;
+    return path;
+  }
+
+  // Convert back to utf8
+  std::string res = utf16ToUtf8(output + 4, len - 4);
+  delete output;
+  return res;
+}