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83 lines
2.4 KiB
83 lines
2.4 KiB
15 years ago
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/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#ifndef cmProcess_h
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#define cmProcess_h
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#include "cmStandardIncludes.h"
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#include <cmsys/Process.h>
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/** \class cmProcess
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* \brief run a process with c++
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*
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* cmProcess wraps the kwsys process stuff in a c++ class.
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*/
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class cmProcess
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{
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public:
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cmProcess();
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~cmProcess();
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const char* GetCommand() { return this->Command.c_str();}
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void SetCommand(const char* command);
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void SetCommandArguments(std::vector<std::string> const& arg);
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void SetWorkingDirectory(const char* dir) { this->WorkingDirectory = dir;}
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void SetTimeout(double t) { this->Timeout = t;}
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// Return true if the process starts
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bool StartProcess();
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// return the process status
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int GetProcessStatus();
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// Report the status of the program
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int ReportStatus();
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int GetId() { return this->Id; }
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void SetId(int id) { this->Id = id;}
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int GetExitValue() { return this->ExitValue;}
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double GetTotalTime() { return this->TotalTime;}
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/**
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* Read one line of output but block for no more than timeout.
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* Returns:
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* cmsysProcess_Pipe_None = Process terminated and all output read
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* cmsysProcess_Pipe_STDOUT = Line came from stdout
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* cmsysProcess_Pipe_STDOUT = Line came from stderr
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* cmsysProcess_Pipe_Timeout = Timeout expired while waiting
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*/
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int GetNextOutputLine(std::string& line, double timeout);
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private:
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double Timeout;
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double StartTime;
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double TotalTime;
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cmsysProcess* Process;
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class Buffer: public std::vector<char>
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{
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// Half-open index range of partial line already scanned.
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size_type First;
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size_type Last;
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public:
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Buffer(): First(0), Last(0) {}
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bool GetLine(std::string& line);
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bool GetLast(std::string& line);
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};
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Buffer StdErr;
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Buffer StdOut;
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std::string Command;
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std::string WorkingDirectory;
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std::vector<std::string> Arguments;
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std::vector<const char*> ProcessArgs;
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std::string Output;
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int Id;
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int ExitValue;
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};
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#endif
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