Aegisub/aegisub/libaegisub/windows/util.cpp

76 lines
2.0 KiB
C++

// Copyright (c) 2010, Amar Takhar <verm@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// $Id$
/// @file util.cpp
/// @brief Windows utility methods.
/// @ingroup libaegisub windows
#ifndef LAGI_PRE
#include <stdarg.h>
#include <stdio.h>
#include <string>
#include <fstream>
#endif
#include <string.h>
#include "libaegisub/util.h"
#include "libaegisub/util_win.h"
namespace agi {
namespace util {
const std::string DirName(const std::string& path) {
if (path.find('/') == std::string::npos) {
const std::string cwd(".");
return cwd;
}
const std::string stripped = path.substr(0, path.rfind("/")+1);
return stripped;
}
void Rename(const std::string& from, const std::string& to) {
acs::CheckFileWrite(from);
try {
acs::CheckFileWrite(to);
} catch (acs::AcsNotFound&) {
acs::CheckDirWrite(DirName(to));
}
MoveFileExA(from.c_str(), to.c_str(), MOVEFILE_REPLACE_EXISTING);
}
std::string ErrorString(DWORD error) {
LPSTR lpstr = NULL;
if(FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, error, 0, (LPSTR)&lpstr, 0, NULL) == 0) {
/// @todo Return the actual 'unknown error' string from windows.
std::string str("Unknown Error");
return str;
}
std::string str(lpstr);
LocalFree(lpstr);
return str;
}
} // namespace io
} // namespace agi