/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*

 *

 *  (C) 2012 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#include "mpiimpl.h"

/* -- Begin Profiling Symbol Block for routine MPI_Get_library_version */

#if defined(HAVE_PRAGMA_WEAK)

#pragma weak MPI_Get_library_version = PMPI_Get_library_version

#elif defined(HAVE_PRAGMA_HP_SEC_DEF)

#pragma _HP_SECONDARY_DEF PMPI_Get_library_version  MPI_Get_library_version

#elif defined(HAVE_PRAGMA_CRI_DUP)

#pragma _CRI duplicate MPI_Get_library_version as PMPI_Get_library_version

#elif defined(HAVE_WEAK_ATTRIBUTE)

int MPI_Get_library_version(char *version, int *resultlen)

    __attribute__ ((weak, alias("PMPI_Get_library_version")));

#endif

/* -- End Profiling Symbol Block */

/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build

   the MPI routines */

#ifndef MPICH_MPI_FROM_PMPI

#undef MPI_Get_library_version

#define MPI_Get_library_version PMPI_Get_library_version

#endif

/*@

   MPI_Get_library_version - Return the version number of MPI library

Output Parameters:

+  version - Version of MPI

-  resultlen - Length of the MPI library version string

.N SignalSafe

.N Fortran

.N Errors

.N MPI_SUCCESS

@*/

#undef FUNCNAME

#define FUNCNAME MPI_Get_library_version

#undef FCNAME

#define FCNAME MPL_QUOTE(FUNCNAME)

int MPI_Get_library_version(char *version, int *resultlen)

{

    int mpi_errno = MPI_SUCCESS;

    MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_GET_LIBRARY_VERSION);

    /* Note that this routine may be called before MPI_Init */

    MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_GET_LIBRARY_VERSION);

    /* Validate parameters and objects (post conversion) */

#ifdef HAVE_ERROR_CHECKING

    {

        MPID_BEGIN_ERROR_CHECKS;

        {

            MPIR_ERRTEST_ARGNULL(version, "version", mpi_errno);

            MPIR_ERRTEST_ARGNULL(resultlen, "resultlen", mpi_errno);

        }

        MPID_END_ERROR_CHECKS;

    }

#endif /* HAVE_ERROR_CHECKING */

    /* ... body of routine ...  */

    MPL_snprintf(version, MPI_MAX_LIBRARY_VERSION_STRING,

                 "MPICH Version:\t%s\n"

                 "MPICH Release date:\t%s\n"

                 "MPICH ABI:\t%s\n"

                 "MPICH Device:\t%s\n"

                 "MPICH configure:\t%s\n"

                 "MPICH CC:\t%s\n"

                 "MPICH CXX:\t%s\n"

                 "MPICH F77:\t%s\n"

                 "MPICH FC:\t%s\n",

                 MPII_Version_string, MPII_Version_date, MPII_Version_ABI, MPII_Version_device,

                 MPII_Version_configure, MPII_Version_CC, MPII_Version_CXX,

                 MPII_Version_F77, MPII_Version_FC);

    *resultlen = (int) strlen(version);

    /* ... end of body of routine ... */

#ifdef HAVE_ERROR_CHECKING

  fn_exit:

#endif

    MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_GET_LIBRARY_VERSION);

    return mpi_errno;

    /* --BEGIN ERROR HANDLING-- */

#ifdef HAVE_ERROR_CHECKING

  fn_fail:

    {

        mpi_errno =

            MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__,

                                 MPI_ERR_OTHER, "**mpi_get_library_version",

                                 "**mpi_get_library_version %p %p", version, resultlen);

    }

    mpi_errno = MPIR_Err_return_comm(0, FCNAME, mpi_errno);

    goto fn_exit;

#endif

    /* --END ERROR HANDLING-- */

}