cosmotool/external/sharp/libsharp/sharp_announce.c

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2012-11-10 13:59:10 +00:00
/*
* This file is part of libc_utils.
*
* libc_utils is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* libc_utils 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with libc_utils; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* libc_utils is being developed at the Max-Planck-Institut fuer Astrophysik
* and financially supported by the Deutsches Zentrum fuer Luft- und Raumfahrt
* (DLR).
*/
/*! \file sharp_announce.c
* Banner for module startup
*
* Copyright (C) 2012 Max-Planck-Society
* \author Martin Reinecke
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#ifdef _OPENMP
#include <omp.h>
#endif
#ifdef USE_MPI
#include <mpi.h>
#endif
#include "sharp_announce.h"
#include "sharp_vecutil.h"
static void OpenMP_status(void)
{
#ifndef _OPENMP
printf("OpenMP: not supported by this binary\n");
#else
int threads = omp_get_max_threads();
if (threads>1)
printf("OpenMP active: max. %d threads.\n",threads);
else
printf("OpenMP active, but running with 1 thread only.\n");
#endif
}
static void MPI_status(void)
{
#ifndef USE_MPI
printf("MPI: not supported by this binary\n");
#else
int tasks;
MPI_Comm_size(MPI_COMM_WORLD,&tasks);
if (tasks>1)
printf("MPI active with %d tasks.\n",tasks);
else
printf("MPI active, but running with 1 task only.\n");
#endif
}
static void vecmath_status(void)
{ printf("Supported vector length: %d\n",VLEN); }
void sharp_announce (const char *name)
{
size_t m, nlen=strlen(name);
printf("\n+-");
for (m=0; m<nlen; ++m) printf("-");
printf("-+\n");
printf("| %s |\n", name);
printf("+-");
for (m=0; m<nlen; ++m) printf("-");
printf("-+\n\n");
vecmath_status();
OpenMP_status();
MPI_status();
printf("\n");
}
void sharp_module_startup (const char *name, int argc, int argc_expected,
const char *argv_expected, int verbose)
{
if (verbose) sharp_announce (name);
if (argc==argc_expected) return;
if (verbose) fprintf(stderr, "Usage: %s %s\n", name, argv_expected);
exit(1);
}