f52c10d18e
- use the OPAL functions for PATH and environment variables - make all headers C++ friendly - no unamed structures - no implicit cast. Plus a full implementation for the orte_wait functions. This commit was SVN r11347.
104 строки
3.1 KiB
C
104 строки
3.1 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2006 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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/** @file:
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*
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* Populates global structure with system-specific information.
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*
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* Notes: add limits.h, compute size of integer and other types via sizeof(type)*CHAR_BIT
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*
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*/
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#include "orte_config.h"
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#ifdef HAVE_SYS_UTSNAME_H
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#include <sys/utsname.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifndef _ORTE_SYS_INFO_H_
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#define _ORTE_SYS_INFO_H_
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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/**
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* System information structure
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*
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* The orte_sys_info() function fills the sysname, nodename, release, version, machine,
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* and user fields
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*
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*/
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struct orte_sys_info_t {
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bool init; /**< Certifies that values have been filled.
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* Certifies that the orte_sys_info() function has been
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* called at least once so fields have valid values
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*/
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char *sysname; /**< Name of OS in use on this node. */
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char *nodename; /**< Fully qualified host name on the network. */
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char *release; /**< Release level of the operating system. */
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char *version; /**< Version of the operating system release. */
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char *machine; /**< Type of hardware composing this node. */
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char *user; /**< User id on this system. */
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char *suffix; /**< Automatic suffix added to file names.
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* Some computing environments automatically "tag" files
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* created by applications with a computer-generated suffix
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* to ensure uniqueness of the file name. This field records
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* that value for future use.
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*/
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};
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typedef struct orte_sys_info_t orte_sys_info_t;
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ORTE_DECLSPEC extern orte_sys_info_t orte_system_info;
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/**
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* \internal
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*
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* Discover and record a wide range of information about the system
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* upon which this code is executing. orte_sys_info populates a global
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* variable with information about the system upon which the process
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* is executing.
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*
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* Called from \c orte_init.
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*
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* @retval ORTE_SUCCESS If values are successfully determined.
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* @retval ORTE_ERROR If the system does not provide the requested information.
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*/
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ORTE_DECLSPEC int orte_sys_info(void);
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/*
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* \internal
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*
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* Free any memory held in the system_info structure
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*
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* Called from \c orte_finalize
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*
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* @retval ORTE_SUCCESS If all values successfully released
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* @retval ORTE_ERROR If any problems occur
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*/
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ORTE_DECLSPEC int orte_sys_info_finalize(void);
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif
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