/*****************************************************************************
 *                                                                           *
 * Copyright (c) 2003-2015 Intel Corporation.                                *
 * All rights reserved.                                                      *
 *                                                                           *
 *****************************************************************************

This code is covered by the Community Source License (CPL), version
1.0 as published by IBM and reproduced in the file "license.txt" in the
"license" subdirectory. Redistribution in source and binary form, with
or without modification, is permitted ONLY within the regulations
contained in above mentioned license.

Use of the name and trademark "Intel(R) MPI Benchmarks" is allowed ONLY
within the regulations of the "License for Use of "Intel(R) MPI
Benchmarks" Name and Trademark" as reproduced in the file
"use-of-trademark-license.txt" in the "license" subdirectory. 

THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
solely responsible for determining the appropriateness of using and
distributing the Program and assumes all risks associated with its
exercise of rights under this Agreement, including but not limited to
the risks and costs of program errors, compliance with applicable
laws, damage to or loss of data, programs or equipment, and
unavailability or interruption of operations.

EXCEPT AS EXPRESSLY SET FORTH IN THIS AGREEMENT, NEITHER RECIPIENT NOR
ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING
WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND ON ANY THEORY OF
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EXPORT LAWS: THIS LICENSE ADDS NO RESTRICTIONS TO THE EXPORT LAWS OF
YOUR JURISDICTION. It is licensee's responsibility to comply with any
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 ***************************************************************************

For more documentation than found here, see

[1] doc/ReadMe_IMB.txt 

[2] Intel (R) MPI Benchmarks
    Users Guide and Methodology Description
    In 
    doc/IMB_Users_Guide.pdf
    
 File: IMB_g_info.c 

 Implemented functions: 

 IMB_general_info;
 IMB_make_sys_info;
 IMB_end_msg;

 ***************************************************************************/




char* VERSION="4.1";

#include <stdio.h>
#include <time.h>

#include "IMB_declare.h"
#include "IMB_benchmark.h"

#include "IMB_prototypes.h"

extern FILE* unit;




void IMB_general_info()
/*

                      
                      Prints to stdout some basic information 
                      (Version, time, system (see 'IMB_make_sys_info'))
                      


*/
{
  /*void IMB_make_sys_info();*/
  time_t T;
  
  time(&T);
  fprintf(unit,"#------------------------------------------------------------\n");

#ifdef MPI1                 
  fprintf(unit,"#    Intel (R) MPI Benchmarks %s, MPI-1 part    \n",VERSION);
#elif defined EXT
  fprintf(unit,"#    Intel (R) MPI Benchmarks %s, MPI-2 part    \n",VERSION);
#elif defined MPIIO
  fprintf(unit,"#    Intel (R) MPI Benchmarks %s, MPI-IO part   \n",VERSION);
#elif defined NBC
  fprintf(unit,"#    Intel (R) MPI Benchmarks %s, MPI-NBC part  \n",VERSION);
#elif defined RMA
  fprintf(unit,"#    Intel (R) MPI Benchmarks %s, MPI-RMA part  \n",VERSION);
#endif


  fprintf(unit,"#------------------------------------------------------------\n");
  fprintf(unit,"# Date                  : %s",asctime(localtime(&T)));

  IMB_make_sys_info();
  fprintf(unit,"\n");
}

/* IMB 3.1 << */
/* include WIN case */
#ifndef WIN_IMB
#include <sys/utsname.h>
#else
#include <Windows.h>
#define INFO_BUFFER_SIZE 32767
#endif
/* >> IMB 3.1  */


void IMB_make_sys_info()
/*

                      
                      Prints to stdout some basic information about the system
                      (outcome of the 'uname' command)
                      


*/
{
  int dont_care, mpi_subversion, mpi_version;
/* IMB 3.1 << */
#ifndef WIN_IMB
  struct utsname info;
  uname( &info );
  dont_care = MPI_Get_version(&mpi_version,&mpi_subversion);
  
  fprintf(unit,"# Machine               : %s\n",info.machine);
  fprintf(unit,"# System                : %s\n",info.sysname);
  fprintf(unit,"# Release               : %s\n",info.release);
  fprintf(unit,"# Version               : %s\n",info.version);
#else
/* include WIN case */
  OSVERSIONINFOEX info;
  TCHAR infoBuf[INFO_BUFFER_SIZE];
  DWORD bufCharCount = INFO_BUFFER_SIZE;
  char *substr_ptr;

  dont_care = MPI_Get_version(&mpi_version,&mpi_subversion);
  
  info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
  GetVersionEx((OSVERSIONINFO *) &info);

  bufCharCount = ExpandEnvironmentStrings("%PROCESSOR_IDENTIFIER%",infoBuf,INFO_BUFFER_SIZE);

/* Replace  "Intel64" by "Intel(R) 64" */
  substr_ptr = strstr(infoBuf, "Intel64");
  if( substr_ptr != NULL )
      fprintf(unit,"# Machine               : Intel(R) 64%s\n", substr_ptr+strlen("Intel64"));
  else
  {
      /* Replace  "EM64T" by "Intel(R) 64" */
      substr_ptr = strstr(infoBuf, "EM64T");
      if( substr_ptr != NULL )
	    fprintf(unit,"# Machine               : Intel(R) 64%s\n", substr_ptr+strlen("EM64T"));
      else
	    fprintf(unit,"# Machine               : %s\n",infoBuf);
  }      

  if (info.dwMajorVersion == 4)
      switch (info.dwMinorVersion) {
      case 90 :
          fprintf(unit,"# System                : Windows Me\n");
          break;
      case 10 :
          fprintf(unit,"# System                : Windows 98\n");
          break;
      case 0 :
          fprintf(unit,"# System                : Windows NT 4.0\n");
          break;
      default :
          break;
      }
  else if (info.dwMajorVersion == 5)
      switch (info.dwMinorVersion) {
      case 2 :
          fprintf(unit,"# System                : Windows 2003\n");
          break;
      case 1 :
          fprintf(unit,"# System                : Windows XP\n");
          break;
      case 0 :
          fprintf(unit,"# System                : Windows 2000\n");
          break;
      default :
          break;
      }
  else if (info.dwMajorVersion == 6)
      switch (info.dwMinorVersion) {
      case 0 :
          if (info.wProductType == VER_NT_WORKSTATION)
              fprintf(unit,"# System                : Windows Vista\n");
          else
              fprintf(unit,"# System                : Windows Server 2008\n");
          break;
      default :
          break;
      }
  
  fprintf(unit,"# Release               : %-d.%-d.%-d\n",info.dwMajorVersion,
          info.dwMinorVersion,info.dwBuildNumber);
  fprintf(unit,"# Version               : %s\n",info.szCSDVersion);
#endif
/* >> IMB 3.1  */
  fprintf(unit,"# MPI Version           : %-d.%-d\n",mpi_version,mpi_subversion);
  fprintf(unit,"# MPI Thread Environment: ");

#ifdef USE_MPI_INIT_THREAD
  switch (mpi_thread_environment) 
  {
    case MPI_THREAD_SINGLE :
	fprintf(unit,"MPI_THREAD_SINGLE\n");
	break;

    case MPI_THREAD_FUNNELED :
	fprintf(unit,"MPI_THREAD_FUNNELED\n");
	break;

    case MPI_THREAD_SERIALIZED :
	fprintf(unit,"MPI_THREAD_SERIALIZED\n");
	break;

    default :
	fprintf(unit,"MPI_THREAD_MULTIPLE\n");
	break;
  }
#endif

// IMB 3.2 add on: Version information to stdout
  if( strcmp(VERSION,"3.2") >0 ) {
    fprintf(unit,"\n\n# New default behavior from Version 3.2 on:\n\n");
    fprintf(unit,"\
# the number of iterations per message size is cut down \n\
# dynamically when a certain run time (per message size sample) \n\
# is expected to be exceeded. Time limit is defined by variable \n\
# \"SECS_PER_SAMPLE\" (=> IMB_settings.h) \n\
# or through the flag => -time \n\
  ");
  }
}

void IMB_end_msg(struct comm_info* c_info )
/*

                      
                      Prints to stdout an eventual end message (currently empty)
                      


Input variables: 

-c_info               (type struct comm_info*)                      
                      Collection of all base data for MPI;
                      see [1] for more information
                      


*/
{

FILE* u;

if ( c_info ) {

if( c_info->w_rank == 0 ) {

for( u=stdout; u; u=(u==unit ? NULL : unit) )
{
fprintf(u,"\n\n# All processes entering MPI_Finalize\n\n");
}

}
}
else
{
fprintf(stderr,"\n\n# IMB has MPI_Finalize-d\n\n");
}

}
