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THgStatus.cpp
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// Copyright (C) 2011 Fog Creek Software // Copyright (C) 2009 Adrian Buehlmann // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. #include "stdafx.h" #include "THgStatus.h" CString GetPipeName() { DWORD dwSize = 260; char szBuf[260]; if (!::GetUserName(szBuf, &dwSize)) return ""; CString strRes = "\\\\.\\pipe\\TortoiseHgRpcServer-bc0c27107423-"; strRes += szBuf; return strRes; } int CTHgStatus::SendRequest(const CString& strRequest) { static const CString strPipeName = GetPipeName(); if (strPipeName.IsEmpty()) return 0; BOOL fSuccess; DWORD cbRead; ATLTRACE("CTHgStatus::SendRequest: sending '%s' to %s\n", (LPCTSTR)strRequest, (LPCTSTR)strPipeName); fSuccess = ::CallNamedPipe(strPipeName, (void*)(LPCTSTR)strRequest, strRequest.GetLength(), 0, 0, &cbRead, NMPWAIT_NOWAIT); DWORD dwErr = ::GetLastError(); if (fSuccess || dwErr == ERROR_MORE_DATA || dwErr == ERROR_PIPE_NOT_CONNECTED) { return 0; } else if (dwErr == ERROR_PIPE_BUSY) { ATLTRACE("CTHgStatus::SendRequest: CallNamedPipe failed (ERROR_PIPE_BUSY)\n"); return -1; } else { ATLTRACE("CTHgStatus::SendRequest: CallNamedPipe failed (%d)\n", dwErr); return -1; } }