AndroMeta/include/AndroMeta/MProgram.h

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/*
 * Copyright 2009-2012 AndroMeta LLC. All rights reserved.
 *
 * AndroMeta LLC retains all intellectual property and proprietary 
 * rights to this software and related documentation and any modifications 
 * thereto.  Any use, reproduction, disclosure, or distribution of this 
 * software and related documentation without an express license agreement 
 * from AndroMeta LLC is strictly prohibited.
 * 
 */

#ifndef ANDROMETA_M_PROGRAM_H
#define ANDROMETA_M_PROGRAM_H

#include <AndroMeta/MVar.h>

#include <ostream>

namespace Meta{
  
  class MProgram{
  public:
    
    MProgram(int& argc, char** argv, const mvar& args=undef);
    
    MProgram(const mvar& args=undef);
    
    virtual ~MProgram();
    
    virtual void onExit();
    
    static mvar parseArgs(int argc, char** argv);
    
    static mstr toArgStr(const mvar& v);
    
    enum ExitType{
      FullExit,
      ImmediateExit,
      ForceExit
    };
    
    static void exit(int status, ExitType exitType=ImmediateExit);
    
    static MProgram* instance();
    
    static mvar args();
    
    static bool hasArg(const mstr& key);
    
    static void setArgs(const mvar& args);
    
    static mvar arg(const mstr& key);
    
    static mvar arg(const mstr& key, const mvar& def);
    
    static void setArg(const mstr& key, const mvar& value);
    
    static void argDefault(const mstr& key,
                           const mvar& value,
                           const mstr& description="");
    
    static void argDefault(const mstr& key,
                           const mstr& alias,
                           const mvar& value,
                           const mstr& description);
    
    static void requireArg(const mstr& key,
                           const mstr& description="");
    
    static mstr usage(const mstr& msg);
    
    virtual void onFatalSignal();
    
    virtual void onSigHup();
    
    virtual void onSigInt();
    
    virtual void onSigQuit();
    
    virtual void onSigIll();
    
    virtual void onSigTrap();
    
    virtual void onSigAbrt();
    
    virtual void onSigFpe();
    
    virtual void onSigBus();
    
    virtual void onSigSegv();
    
    virtual void onSigSys();
    
    virtual void onSigPipe();
    
    virtual void onSigAlrm();
    
    virtual void onSigTerm();
    
    virtual void onSigUrg();
    
    virtual void onSigCont();
    
    virtual void onSigChld();
    
    virtual void onSigIo();
    
    virtual void onSigXCPU();
    
    virtual void onSigXFSz();
    
    virtual void onSigVtAlrm();
    
    virtual void onSigProf();
    
    virtual void onSigWInch();
    
    virtual void onSigUsr1();
    
    virtual void onSigUsr2();
    
    static void resetSignalHandlers();
    
    static void setOutputStream(std::ostream& outputStream);
    
    static int argc;
    
    static char** argv;
    
  private:  
    MProgram& operator=(const MProgram&);
    MProgram(const MProgram&);
    
    class MProgram_* x_;
  };
  
} // end namespace Meta

#endif // ANDROMETA_M_PROGRAM_H