blob: 886ca0cce04af18564a534446e33fd73abd17296 [file] [log] [blame]
//
// 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