/*

 * Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#include "Platform.h"

#ifdef POSIX

#ifndef POSIXPLATFORM_H

#define POSIXPLATFORM_H

class PosixPlatform : virtual public Platform {

protected:

    TString SingleInstanceFile;

    TString fixName(const TString& name);

    virtual TString getTmpDirString() = 0;

public:

    PosixPlatform(void);

    virtual ~PosixPlatform(void);

public:

    virtual void SetCurrentDirectory(TString Value);

    virtual bool CheckForSingleInstance(TString Name);

    virtual Module LoadLibrary(TString FileName);

    virtual void FreeLibrary(Module AModule);

    virtual Procedure GetProcAddress(Module AModule, std::string MethodName);

    virtual std::vector<TString> GetLibraryImports(const TString FileName);

    virtual Process* CreateProcess();

    virtual TString GetTempDirectory();

};

class PosixProcess : public Process {

private:

    pid_t FChildPID;

    sigset_t saveblock;

    int FOutputHandle;

    int FInputHandle;

#ifdef MAC

    struct sigaction savintr, savequit;

#endif //MAC

    bool FRunning;

    void Cleanup();

    bool ReadOutput();

public:

    PosixProcess();

    virtual ~PosixProcess();

    virtual bool IsRunning();

    virtual bool Terminate();

    virtual bool Wait();

    virtual TProcessID GetProcessID();

    virtual void SetInput(TString Value);

    virtual std::list<TString> GetOutput();

};