1 files changed, 108 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/common/system_utils_win.cpp b/gfx/angle/checkout/src/common/system_utils_win.cpp
new file mode 100644
index 0000000000..886ca0cce0
--- /dev/null
+++ b/gfx/angle/checkout/src/common/system_utils_win.cpp
@@ -0,0 +1,108 @@
+//
+// Copyright 2014 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// system_utils_win.cpp: Implementation of OS-specific functions for Windows
+
+#include "system_utils.h"
+
+#include <stdarg.h>
+#include <windows.h>
+#include <array>
+#include <vector>
+
+namespace angle
+{
+std::string GetExecutablePath()
+{
+    std::array<char, MAX_PATH> executableFileBuf;
+    DWORD executablePathLen = GetModuleFileNameA(nullptr, executableFileBuf.data(),
+                                                 static_cast<DWORD>(executableFileBuf.size()));
+    return (executablePathLen > 0 ? std::string(executableFileBuf.data()) : "");
+}
+
+std::string GetExecutableDirectory()
+{
+    std::string executablePath = GetExecutablePath();
+    size_t lastPathSepLoc      = executablePath.find_last_of("\\/");
+    return (lastPathSepLoc != std::string::npos) ? executablePath.substr(0, lastPathSepLoc) : "";
+}
+
+const char *GetSharedLibraryExtension()
+{
+    return "dll";
+}
+
+Optional<std::string> GetCWD()
+{
+    std::array<char, MAX_PATH> pathBuf;
+    DWORD result = GetCurrentDirectoryA(static_cast<DWORD>(pathBuf.size()), pathBuf.data());
+    if (result == 0)
+    {
+        return Optional<std::string>::Invalid();
+    }
+    return std::string(pathBuf.data());
+}
+
+bool SetCWD(const char *dirName)
+{
+    return (SetCurrentDirectoryA(dirName) == TRUE);
+}
+
+const char *GetPathSeparatorForEnvironmentVar()
+{
+    return ";";
+}
+
+double GetCurrentTime()
+{
+    LARGE_INTEGER frequency = {};
+    QueryPerformanceFrequency(&frequency);
+
+    LARGE_INTEGER curTime;
+    QueryPerformanceCounter(&curTime);
+
+    return static_cast<double>(curTime.QuadPart) / frequency.QuadPart;
+}
+
+bool IsDirectory(const char *filename)
+{
+    WIN32_FILE_ATTRIBUTE_DATA fileInformation;
+
+    BOOL result = GetFileAttributesExA(filename, GetFileExInfoStandard, &fileInformation);
+    if (result)
+    {
+        DWORD attribs = fileInformation.dwFileAttributes;
+        return (attribs != INVALID_FILE_ATTRIBUTES) && ((attribs & FILE_ATTRIBUTE_DIRECTORY) > 0);
+    }
+
+    return false;
+}
+
+bool IsDebuggerAttached()
+{
+    return !!::IsDebuggerPresent();
+}
+
+void BreakDebugger()
+{
+    __debugbreak();
+}
+
+const char *GetExecutableExtension()
+{
+    return ".exe";
+}
+
+char GetPathSeparator()
+{
+    return '\\';
+}
+
+std::string GetHelperExecutableDir()
+{
+    return "";
+}
+}  // namespace angle