1 /*
   2  * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #include "Platform.h"
  27 
  28 #ifdef POSIX
  29 
  30 #ifndef POSIXPLATFORM_H
  31 #define POSIXPLATFORM_H
  32 
  33 
  34 class PosixPlatform : virtual public Platform {
  35 protected:
  36 
  37     TString fixName(const TString& name);
  38 
  39     virtual TString getTmpDirString() = 0;
  40 
  41 public:
  42     PosixPlatform(void);
  43     virtual ~PosixPlatform(void);
  44 
  45 public:
  46     virtual MessageResponse ShowResponseMessage(TString title,
  47             TString description);
  48 
  49     virtual void SetCurrentDirectory(TString Value);
  50 
  51     virtual Module LoadLibrary(TString FileName);
  52     virtual void FreeLibrary(Module AModule);
  53     virtual Procedure GetProcAddress(Module AModule, std::string MethodName);
  54     virtual std::vector<TString> GetLibraryImports(const TString FileName);
  55     virtual std::vector<TString> FilterOutRuntimeDependenciesForPlatform(
  56             std::vector<TString> Imports);
  57 
  58     virtual Process* CreateProcess();
  59     virtual TString GetTempDirectory();
  60 };
  61 
  62 
  63 class PosixProcess : public Process {
  64 private:
  65     pid_t FChildPID;
  66     sigset_t saveblock;
  67     int FOutputHandle;
  68     int FInputHandle;
  69 #ifdef MAC
  70     struct sigaction savintr, savequit;
  71 #endif //MAC
  72     bool FRunning;
  73 
  74     void Cleanup();
  75     bool ReadOutput();
  76 
  77 public:
  78     PosixProcess();
  79     virtual ~PosixProcess();
  80 
  81     virtual bool IsRunning();
  82     virtual bool Terminate();
  83     virtual bool Execute(const TString Application,
  84             const std::vector<TString> Arguments, bool AWait = false);
  85     virtual bool Wait();
  86     virtual TProcessID GetProcessID();
  87     virtual void SetInput(TString Value);
  88     virtual std::list<TString> GetOutput();
  89 };
  90 
  91 #endif // POSIXPLATFORM_H
  92 #endif // POSX