/*****************************************************************************\ * mpi_none.c - Library routines for initiating jobs on without mpi support ***************************************************************************** * Copyright (C) 2004 The Regents of the University of California. * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). * Written by Danny Auble * CODE-OCEC-09-009. All rights reserved. * * This file is part of Slurm, a resource management program. * For details, see . * Please also read the included file: DISCLAIMER. * * Slurm 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. * * In addition, as a special exception, the copyright holders give permission * to link the code of portions of this program with the OpenSSL library under * certain conditions as described in each individual source file, and * distribute linked combinations including the two. You must obey the GNU * General Public License in all respects for all of the code used other than * OpenSSL. If you modify file(s) with this exception, you may extend this * exception to your version of the file(s), but you are not obligated to do * so. If you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files in * the program, then also delete it here. * * Slurm 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 Slurm; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. \*****************************************************************************/ #include #include #include #include "slurm/slurm_errno.h" #include "src/common/slurm_xlator.h" #include "src/common/env.h" #include "src/common/slurm_mpi.h" #include "src/slurmd/slurmstepd/slurmstepd_job.h" /* * These variables are required by the generic plugin interface. If they * are not found in the plugin, the plugin loader will ignore it. * * plugin_name - a string giving a human-readable description of the * plugin. There is no maximum length, but the symbol must refer to * a valid string. * * plugin_type - a string suggesting the type of the plugin or its * applicability to a particular form of data or method of data handling. * If the low-level plugin API is used, the contents of this string are * unimportant and may be anything. Slurm uses the higher-level plugin * interface which requires this string to be of the form * * / * * where is a description of the intended application of * the plugin (e.g., "switch" for Slurm switch) and is a description * of how this plugin satisfies that application. Slurm will only load * a switch plugin if the plugin_type string has a prefix of "switch/". * * plugin_version - an unsigned 32-bit integer containing the Slurm version * (major.minor.micro combined into a single number). */ const char plugin_name[] = "mpi none plugin"; const char plugin_type[] = "mpi/none"; const uint32_t plugin_version = SLURM_VERSION_NUMBER; int p_mpi_hook_slurmstepd_prefork(const stepd_step_rec_t *job, char ***env) { debug("mpi/none: slurmstepd prefork"); return SLURM_SUCCESS; } int p_mpi_hook_slurmstepd_task(const mpi_plugin_task_info_t*job, char ***env) { debug("Using mpi/none"); return SLURM_SUCCESS; } mpi_plugin_client_state_t * p_mpi_hook_client_prelaunch(const mpi_plugin_client_info_t *job, char ***env) { debug("Using mpi/none"); /* only return NULL on error */ return (void *)0xdeadbeef; } int p_mpi_hook_client_fini(mpi_plugin_client_state_t *state) { return SLURM_SUCCESS; }