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//
// Copyright (c) 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.
//
// Windows_system_utils.cpp: Implementation of OS-specific functions for Windows
#include "system_utils.h"
#include <stdarg.h>
#include <windows.h>
#include <array>
#include <vector>
namespace angle
{
namespace
{
std::string GetExecutablePathImpl()
{
std::array<char, MAX_PATH> executableFileBuf;
DWORD executablePathLen = GetModuleFileNameA(NULL, executableFileBuf.data(),
static_cast<DWORD>(executableFileBuf.size()));
return (executablePathLen > 0 ? std::string(executableFileBuf.data()) : "");
}
std::string GetExecutableDirectoryImpl()
{
std::string executablePath = GetExecutablePath();
size_t lastPathSepLoc = executablePath.find_last_of("\\/");
return (lastPathSepLoc != std::string::npos) ? executablePath.substr(0, lastPathSepLoc) : "";
}
} // anonymous namespace
const char *GetExecutablePath()
{
const static std::string &exePath = GetExecutablePathImpl();
return exePath.c_str();
}
const char *GetExecutableDirectory()
{
const static std::string &exeDir = GetExecutableDirectoryImpl();
return exeDir.c_str();
}
const char *GetSharedLibraryExtension()
{
return "dll";
}
void Sleep(unsigned int milliseconds)
{
::Sleep(static_cast<DWORD>(milliseconds));
}
void WriteDebugMessage(const char *format, ...)
{
va_list args;
va_start(args, format);
int size = vsnprintf(nullptr, 0, format, args);
va_end(args);
std::vector<char> buffer(size + 2);
va_start(args, format);
vsnprintf(buffer.data(), size + 1, format, args);
va_end(args);
OutputDebugStringA(buffer.data());
}
} // namespace angle
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