tree changes

libs/main/system/piprocess.h

@@ -0,0 +1,108 @@
+/*! \file piprocess.h
+* \brief Process
+*/
+/*
+	PIP - Platform Independent Primitives
+	Process
+	Ivan Pelipenko peri4ko@yandex.ru
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser General Public License as published by
+	the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
+
+	You should have received a copy of the GNU Lesser General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef PIPROCESS_H
+#define PIPROCESS_H
+
+#ifndef PIP_FREERTOS
+
+#include "pithread.h"
+#include "pifile.h"
+
+/// events:
+/// execStarted(PIString program)
+/// execFinished(PIString program, int exit_code)
+///
+/// handlers:
+/// bool exec(const PIString & program)
+/// bool exec(const PIString & program, const PIString & arg1)
+/// bool exec(const PIString & program, const PIString & arg1, const PIString & arg2)
+/// bool exec(const PIString & program, const PIString & arg1, const PIString & arg2, const PIString & arg3)
+/// bool exec(const PIString & program, const PIStringList & args)
+/// void terminate()
+/// bool waitForFinish(int timeout_msecs = 60000)
+class PIP_EXPORT PIProcess: public PIThread
+{
+	PIOBJECT_SUBCLASS(PIProcess, PIThread)
+public:
+	PIProcess();
+	virtual ~PIProcess();
+
+	int exitCode() const {return exit_code;}
+	int pID() const;
+
+	void setGrabInput(bool yes) {g_in = yes;}
+	void setGrabOutput(bool yes) {g_out = yes;}
+	void setGrabError(bool yes) {g_err = yes;}
+	void setInputFile(const PIString & path) {f_in.setPath(path);}
+	void setOutputFile(const PIString & path) {f_out.setPath(path);}
+	void setErrorFile(const PIString & path) {f_err.setPath(path);}
+	void unsetInputFile() {f_in.setPath("");}
+	void unsetOutputFile() {f_out.setPath("");}
+	void unsetErrorFile() {f_err.setPath("");}
+	PIString workingDirectory() const {return wd;}
+	void setWorkingDirectory(const PIString & path) {wd = path;}
+	void resetWorkingDirectory() {wd.clear();}
+	PIByteArray readOutput() {f_out.open(PIIODevice::ReadOnly); return f_out.readAll();}
+	PIByteArray readError() {f_err.open(PIIODevice::ReadOnly); return f_err.readAll();}
+
+	PIStringList environment() {return env;}
+	void clearEnvironment() {env.clear();}
+	void removeEnvironmentVariable(const PIString & variable);
+	void setEnvironmentVariable(const PIString & variable, const PIString & value);
+
+	EVENT_HANDLER1(void, exec, const PIString & , program) {args.clear(); args << program; exec_();}
+	void exec(const PIString & program, const PIString & arg) {args.clear(); args << program << arg; exec_();}
+	EVENT_HANDLER2(void, exec, const PIString & , program, const PIStringList & , args_) {args.clear(); args << program << args_; exec_();}
+	EVENT_HANDLER(void, terminate);
+	EVENT_HANDLER(bool, waitForFinish) {return waitForFinish(60000);}
+	EVENT_HANDLER1(bool, waitForFinish, int, timeout_msecs) {return PIThread::waitForFinish(timeout_msecs);}
+
+	EVENT1(execStarted, PIString, program)
+	EVENT2(execFinished, PIString, program, int, exit_code)
+
+	static void execIndependent(const PIString & program) {execIndependent(program, PIStringList());}
+	static void execIndependent(const PIString & program, const PIString & arg) {execIndependent(program, PIStringList() << arg);}
+	static void execIndependent(const PIString & program, const PIStringList & args_);
+
+	static PIStringList currentEnvironment();
+	static int currentPID();
+	static PIString getEnvironmentVariable(const PIString & variable);
+
+private:
+	virtual void run();
+	void exec_();
+	void startProc(bool detached);
+
+	PRIVATE_DECLARATION(PIP_EXPORT)
+	PIStringList args, env;
+	PIString wd;
+	PIByteArray out;
+	PIFile f_in, f_out, f_err;
+	bool g_in, g_out, g_err, t_in, t_out, t_err;
+	int exit_code;
+	bool is_exec;
+
+};
+
+#endif // PIP_FREERTOS
+#endif // PIPROCESS_H