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Inform.h

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/***************************************************************************
 *cr
 *cr            (C) Copyright 1995-2019 The Board of Trustees of the
 *cr                        University of Illinois
 *cr                         All Rights Reserved
 *cr
 ***************************************************************************/

/***************************************************************************
 * RCS INFORMATION:
 *
 *      $RCSfile: Inform.h,v $
 *      $Author: johns $       $Locker:  $             $State: Exp $
 *      $Revision: 1.34 $       $Date: 2020/10/22 03:40:41 $
 *
 ***************************************************************************
 * DESCRIPTION:
 *
 * Inform - takes messages and displays them to the given ostream.
 *
 ***************************************************************************/
#ifndef INFORM_H
#define INFORM_H

// largest message (in bytes) that can be kept
#define MAX_MSG_SIZE    (1024 * 8)

#if defined(_WIN64)
#include <stddef.h> // ptrdiff_t and size_t
#endif

class Inform {
private:
  char *name;                    
  char buf[MAX_MSG_SIZE];        
#if defined(VMDTKCON)
  int  loglvl;                   
#endif
  int muted;                     

public:
#if defined(VMDTKCON)
  Inform(const char *, int lvl); 
#else
  Inform(const char *);          
#endif
  ~Inform();                     
  Inform &send();                
  Inform &reset();               

  Inform& operator<<(const char *);
  Inform& operator<<(char);
  Inform& operator<<(int);
  Inform& operator<<(unsigned int);
  Inform& operator<<(long);
  Inform& operator<<(unsigned long);
#if defined(_WIN64)
  // LLP64 platforms have to separately support ptrdiff_t and size_t,
  // since they are aliased to "long long" or other types rather than "long"
  Inform& operator<<(ptrdiff_t);
  Inform& operator<<(size_t);
#endif

  Inform& operator<<(double);
  Inform& operator<<(Inform& (*f)(Inform &));

  void mute() { muted = 1; }
  void unmute() { muted = 0; }

  const char *text() const {
    return buf;
  }
};

extern Inform& sendmsg(Inform&); 
extern Inform& ends(Inform&);    

// XXX these are global
extern Inform msgInfo;           
extern Inform msgWarn;           
extern Inform msgErr;            

#endif // INFORM_H

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