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66419bc046
This commit continues the refactoring of CTest to adopt std::chrono. After the last sets of changes that introduced std::chrono::steady_clock and std::chrono::system_clock respectively, it makes sense to have all the timeouts be stored as std::chrono::duration. No functional change intended.
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#ifndef cmProcess_h
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#define cmProcess_h
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#include "cmConfigure.h" // IWYU pragma: keep
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#include "cmsys/Process.h"
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#include <chrono>
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#include <string>
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#include <vector>
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/*
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* A wrapper function for cmsysProcess_SetTimeout that takes an
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* std::chrono::duration. For convenience only.
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*/
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void cmsysProcess_SetTimeout(cmsysProcess* process,
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std::chrono::duration<double> timeout);
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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(std::chrono::duration<double> t) { this->Timeout = t; }
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void ChangeTimeout(std::chrono::duration<double> t);
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void ResetStartTime();
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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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std::chrono::duration<double> GetTotalTime() { return this->TotalTime; }
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int GetExitException();
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std::string GetExitExceptionString();
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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 or 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,
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std::chrono::duration<double> timeout);
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private:
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std::chrono::duration<double> Timeout;
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std::chrono::steady_clock::time_point StartTime;
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std::chrono::duration<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()
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: First(0)
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, Last(0)
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{
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}
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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 Output;
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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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int Id;
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int ExitValue;
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};
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#endif
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