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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Header file for error values, etc.
*/
#ifndef _H5Eprivate_H
#define _H5Eprivate_H
#include "H5Epublic.h"
/* Private headers needed by this file */
#include "H5private.h"
#define H5E_NSLOTS 32 /*number of slots in an error stack */
#define H5E_RESERVED_ATOMS 0
/* Error class */
typedef struct H5E_cls_t {
char *cls_name; /* Name of error class */
char *lib_name; /* Name of library within class */
char *lib_vers; /* Version of library */
} H5E_cls_t;
/* Major or minor message */
typedef struct H5E_msg_t {
char *msg; /* Message for error */
H5E_type_t type; /* Type of error (major or minor) */
H5E_cls_t *cls; /* Which error class this message belongs to */
} H5E_msg_t;
/* Error stack */
typedef struct H5E_t {
size_t nused; /* Num slots currently used in stack */
H5E_error_t slot[H5E_NSLOTS]; /* Array of error records */
hbool_t new_api; /* Indicate that the function pointer is for the new (stack) API or the old */
union {
H5E_auto_t func; /* Function for 'automatic' error reporting */
H5E_auto_stack_t func_stack; /* Function for 'automatic' error reporting */
} u;
void *auto_data; /* Callback data for 'automatic error reporting */
} H5E_t;
/* Printing information */
typedef struct H5E_print_t {
FILE *stream;
H5E_cls_t cls;
} H5E_print_t;
/* HDF5 error class */
#define H5E_CLS_NAME "HDF5"
#define H5E_CLS_LIB_NAME "HDF5"
/*
* HERROR macro, used to facilitate error reporting between a FUNC_ENTER()
* and a FUNC_LEAVE() within a function body. The arguments are the major
* error number, the minor error number, and a description of the error.
*/
#define HERROR(maj_id, min_id, str) H5E_push_stack(NULL, __FILE__, FUNC, __LINE__, H5E_ERR_CLS_g, maj_id, min_id, str)
/*
* HCOMMON_ERROR macro, used by HDONE_ERROR and HGOTO_ERROR
* (Shouldn't need to be used outside this header file)
*/
#define HCOMMON_ERROR(maj, min, str) \
HERROR(maj, min, str); \
(void)H5E_dump_api_stack((int)H5_IS_API(FUNC));
/*
* HDONE_ERROR macro, used to facilitate error reporting between a
* FUNC_ENTER() and a FUNC_LEAVE() within a function body, but _AFTER_ the
* "done:" label. The arguments are
* the major error number, the minor error number, a return value, and a
* description of the error.
* (This macro can also be used to push an error and set the return value
* without jumping to any labels)
*/
#define HDONE_ERROR(maj, min, ret_val, str) { \
HCOMMON_ERROR (maj, min, str); \
ret_value = ret_val; \
}
/*
* HGOTO_ERROR macro, used to facilitate error reporting between a
* FUNC_ENTER() and a FUNC_LEAVE() within a function body. The arguments are
* the major error number, the minor error number, the return value, and an
* error string. The return value is assigned to a variable `ret_value' and
* control branches to the `done' label.
*/
#define HGOTO_ERROR(maj, min, ret_val, str) { \
HCOMMON_ERROR (maj, min, str); \
HGOTO_DONE (ret_val) \
}
/*
* HGOTO_DONE macro, used to facilitate normal return between a FUNC_ENTER()
* and a FUNC_LEAVE() within a function body. The argument is the return
* value which is assigned to the `ret_value' variable. Control branches to
* the `done' label.
*/
#define HGOTO_DONE(ret_val) {ret_value = ret_val; goto done;}
/* Library-private functions defined in H5E package */
H5_DLL herr_t H5E_init(void);
H5_DLL herr_t H5E_push_stack(H5E_t *estack, const char *file, const char *func, unsigned line,
hid_t cls_id, hid_t maj_id, hid_t min_id, const char *desc);
H5_DLL herr_t H5E_clear_stack(H5E_t *estack);
H5_DLL herr_t H5E_dump_api_stack(int is_api);
/*
* Macros handling system error messages as described in C standard.
* These macros assume errnum is a valid system error code.
*/
/* Retrieve the error code description string and push it onto the error
* stack.
*/
#define HSYS_ERROR(errnum){ \
HERROR(H5E_INTERNAL, H5E_SYSERRSTR, strerror(errnum)); \
}
#define HSYS_DONE_ERROR(majorcode, minorcode, retcode, str){ \
HSYS_ERROR(errno); \
HDONE_ERROR(majorcode, minorcode, retcode, str); \
}
#define HSYS_GOTO_ERROR(majorcode, minorcode, retcode, str){ \
HSYS_ERROR(errno); \
HGOTO_ERROR(majorcode, minorcode, retcode, str); \
}
#ifdef H5_HAVE_PARALLEL
/*
* MPI error handling macros.
*/
extern char H5E_mpi_error_str[MPI_MAX_ERROR_STRING];
extern int H5E_mpi_error_str_len;
#define HMPI_ERROR(mpierr){ \
MPI_Error_string(mpierr, H5E_mpi_error_str, &H5E_mpi_error_str_len); \
HERROR(H5E_INTERNAL, H5E_MPIERRSTR, H5E_mpi_error_str); \
}
#define HMPI_DONE_ERROR(retcode, str, mpierr){ \
HMPI_ERROR(mpierr); \
HDONE_ERROR(H5E_INTERNAL, H5E_MPI, retcode, str); \
}
#define HMPI_GOTO_ERROR(retcode, str, mpierr){ \
HMPI_ERROR(mpierr); \
HGOTO_ERROR(H5E_INTERNAL, H5E_MPI, retcode, str); \
}
#endif
#endif
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