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openmpi/opal/mca/crs/self/crs_self.h
2015-06-23 20:59:57 -07:00

97 строки
3.0 KiB
C

/*
* Copyright (c) 2004-2009 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*
* SELF CRS component
*
* Simple, braindead implementation.
*/
#ifndef MCA_CRS_SELF_EXPORT_H
#define MCA_CRS_SELF_EXPORT_H
#include "opal_config.h"
#include "opal/mca/mca.h"
#include "opal/mca/crs/crs.h"
BEGIN_C_DECLS
#define PREFIX_DEFAULT ("opal_crs_self_user")
#define SUFFIX_CHECKPOINT ("checkpoint")
#define SUFFIX_CONTINUE ("continue")
#define SUFFIX_RESTART ("restart")
typedef int (*opal_crs_self_checkpoint_callback_fn_t)(char **restart_cmd);
typedef int (*opal_crs_self_continue_callback_fn_t)(void);
typedef int (*opal_crs_self_restart_callback_fn_t)(void);
/*
* Local Component structures
*/
struct opal_crs_self_component_t {
opal_crs_base_component_t super; /** Base CRS component */
char *prefix; /** Prefix for user callbacks */
bool do_restart; /** Start by calling user restart routine in opal_init? */
bool can_checkpoint; /** If checkpointing is enabled */
/** User defined functions */
opal_crs_self_checkpoint_callback_fn_t ucb_checkpoint_fn;
opal_crs_self_continue_callback_fn_t ucb_continue_fn;
opal_crs_self_restart_callback_fn_t ucb_restart_fn;
};
typedef struct opal_crs_self_component_t opal_crs_self_component_t;
OPAL_MODULE_DECLSPEC extern opal_crs_self_component_t mca_crs_self_component;
int opal_crs_self_component_query(mca_base_module_t **module, int *priority);
/*
* Module functions
*/
int opal_crs_self_module_init(void);
int opal_crs_self_module_finalize(void);
/*
* Actual funcationality
*/
int opal_crs_self_checkpoint( pid_t pid,
opal_crs_base_snapshot_t *snapshot,
opal_crs_base_ckpt_options_t *options,
opal_crs_state_type_t *state);
int opal_crs_self_restart( opal_crs_base_snapshot_t *snapshot, bool spawn_child, pid_t *child_pid);
int opal_crs_self_disable_checkpoint(void);
int opal_crs_self_enable_checkpoint(void);
int opal_crs_self_prelaunch(int32_t rank,
char *base_snapshot_dir,
char **app,
char **cwd,
char ***argv,
char ***env);
int opal_crs_self_reg_thread(void);
END_C_DECLS
#endif /* MCA_CRS_SELF_EXPORT_H */