Бычков Андрей
ba8bc27298
git-svn-id: svn://db.shs.com.ru/libs@1 a8b55f48-bf90-11e4-a774-851b48703e85
131 lines
4.6 KiB
C++
131 lines
4.6 KiB
C++
/*! \file piprocess.h
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* \brief Process
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*/
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/*
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PIP - Platform Independent Primitives
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Process
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Copyright (C) 2014 Ivan Pelipenko peri4ko@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PIPROCESS_H
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#define PIPROCESS_H
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#include "pithread.h"
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#include "pifile.h"
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#ifdef WINDOWS
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//# include <.h>
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#else
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# include <sys/wait.h>
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#endif
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/// events:
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/// execStarted(PIString program)
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/// execFinished(PIString program, int exit_code)
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///
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/// handlers:
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/// bool exec(const PIString & program)
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/// bool exec(const PIString & program, const PIString & arg1)
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/// bool exec(const PIString & program, const PIString & arg1, const PIString & arg2)
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/// bool exec(const PIString & program, const PIString & arg1, const PIString & arg2, const PIString & arg3)
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/// bool exec(const PIString & program, const PIStringList & args)
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/// void terminate()
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/// bool waitForFinish(int timeout_msecs = 60000)
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class PIP_EXPORT PIProcess: private PIThread
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{
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PIOBJECT(PIProcess)
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public:
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PIProcess();
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virtual ~PIProcess();
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int exitCode() const {return exit_code;}
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int pID() const {
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#ifdef WINDOWS
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return pi.dwProcessId;
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#else
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return pid;
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#endif
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}
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void setGrabInput(bool yes) {g_in = yes;}
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void setGrabOutput(bool yes) {g_out = yes;}
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void setGrabError(bool yes) {g_err = yes;}
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void setInputFile(const PIString & path) {f_in.setPath(path);}
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void setOutputFile(const PIString & path) {f_out.setPath(path);}
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void setErrorFile(const PIString & path) {f_err.setPath(path);}
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void unsetInputFile() {f_in.setPath("");}
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void unsetOutputFile() {f_out.setPath("");}
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void unsetErrorFile() {f_err.setPath("");}
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PIString workingDirectory() const {return wd;}
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void setWorkingDirectory(const PIString & path) {wd = path;}
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void resetWorkingDirectory() {wd.clear();}
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PIByteArray readOutput() {f_out.open(PIIODevice::ReadOnly); return f_out.readAll();}
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PIByteArray readError() {f_err.open(PIIODevice::ReadOnly); return f_err.readAll();}
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PIStringList environment() {return env;}
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void clearEnvironment() {env.clear();}
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void removeEnvironmentVariable(const PIString & variable);
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void setEnvironmentVariable(const PIString & variable, const PIString & value);
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EVENT_HANDLER1(void, exec, const PIString & , program) {args.clear(); args << program; exec_();}
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EVENT_HANDLER2(void, exec, const PIString & , program, const PIString & , arg) {args.clear(); args << program << arg; exec_();}
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EVENT_HANDLER3(void, exec, const PIString & , program, const PIString & , arg1, const PIString & , arg2) {args.clear(); args << program << arg1 << arg2; exec_();}
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EVENT_HANDLER4(void, exec, const PIString & , program, const PIString & , arg1, const PIString & , arg2, const PIString & , arg3) {args.clear(); args << program << arg1 << arg2 << arg3; exec_();}
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EVENT_HANDLER2(void, exec, const PIString & , program, const PIStringList & , args_) {args << program << args_; exec_();}
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EVENT_HANDLER(void, terminate) {
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#ifdef WINDOWS
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if (is_exec) if (!TerminateProcess(pi.hProcess, 0)) return; pi.dwProcessId = 0;
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#else
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if (is_exec) kill(pid, SIGKILL); pid = 0;
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#endif
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}
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EVENT_HANDLER(bool, waitForFinish) {return waitForFinish(60000);}
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EVENT_HANDLER1(bool, waitForFinish, int, timeout_msecs) {return PIThread::waitForFinish(timeout_msecs);}
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EVENT1(execStarted, PIString, program)
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EVENT2(execFinished, PIString, program, int, exit_code)
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static PIStringList currentEnvironment() {PIStringList l; int i = 0; while (environ[i] != 0) {l << environ[i]; ++i;} return l;}
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static int currentPID() {
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#ifdef WINDOWS
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return GetCurrentProcessId();
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#else
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return getpid();
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#endif
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}
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private:
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virtual void run();
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void exec_();
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PIStringList args, env;
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PIString wd;
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PIByteArray out;
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PIFile f_in, f_out, f_err;
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bool g_in, g_out, g_err, t_in, t_out, t_err;
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#ifdef WINDOWS
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STARTUPINFOA si;
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PROCESS_INFORMATION pi;
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#else
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pid_t pid;
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#endif
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FILE * tf_in, * tf_out, * tf_err;
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int exit_code, sz, as;
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bool is_exec;
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};
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#endif // PIPROCESS_H
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