1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This file contains public declarations for the H5E module.
*/
#ifndef _H5Epublic_H
#define _H5Epublic_H
#include <stdio.h> /*FILE arg of H5Eprint() */
/* Public headers needed by this file */
#include "H5public.h"
#include "H5Ipublic.h"
/* Value for the default error stack */
#define H5E_DEFAULT 0
/* Limit of error strings recorded */
#define H5E_LEN 128
/* Take out _new later */
typedef enum H5E_type_t {
H5E_MAJOR,
H5E_MINOR
} H5E_type_t;
/* For backward compatibility with v1.6 */
typedef hid_t H5E_major_t;
typedef hid_t H5E_minor_t;
/* Information about an error; element of error stack */
typedef struct H5E_error_t {
hid_t cls_id; /*class ID */
hid_t maj_num; /*major error ID */
hid_t min_num; /*minor error number */
const char *func_name; /*function in which error occurred */
const char *file_name; /*file in which error occurred */
unsigned line; /*line in file where error occurs */
const char *desc; /*optional supplied description */
} H5E_error_t;
/* When this header is included from H5Eprivate.h, don't make calls to H5open() */
#undef H5OPEN
#ifndef _H5Eprivate_H
#define H5OPEN H5open(),
#else /* _H5Eprivate_H */
#define H5OPEN
#endif /* _H5Eprivate_H */
/* HDF5 error class */
#define H5E_ERR_CLS (H5OPEN H5E_ERR_CLS_g)
H5_DLLVAR hid_t H5E_ERR_CLS_g;
/* Include the automatically generated public header information */
/* (This includes the list of major and minor error codes for the library) */
#include "H5Epubgen.h"
/*
* One often needs to temporarily disable automatic error reporting when
* trying something that's likely or expected to fail. For instance, to
* determine if an object exists one can call H5Gget_objinfo() which will fail if
* the object doesn't exist. The code to try can be nested between calls to
* H5Eget_auto() and H5Eset_auto(), but it's easier just to use this macro
* like:
* H5E_BEGIN_TRY {
* ...stuff here that's likely to fail...
* } H5E_END_TRY;
*
* Warning: don't break, return, or longjmp() from the body of the loop or
* the error reporting won't be properly restored!
*
* These two macros still use the old API functions for backward compatibility
* purpose.
*/
#define H5E_BEGIN_TRY { \
H5E_auto_t H5E_saved_efunc; \
void *H5E_saved_edata; \
(void)H5Eget_auto_stack(H5E_DEFAULT, &H5E_saved_efunc, &H5E_saved_edata); \
(void)H5Eset_auto_stack(H5E_DEFAULT, NULL, NULL);
#define H5E_END_TRY \
(void)H5Eset_auto_stack(H5E_DEFAULT, H5E_saved_efunc, H5E_saved_edata); \
}
/*
* Public API Convenience Macros for Error reporting - Documented
*/
/* Use the Standard C __FILE__ & __LINE__ macros instead of typing them in */
#define H5Epush_sim(func,cls,maj,min,str) H5Epush_stack(H5E_DEFAULT,__FILE__,func,__LINE__,cls,maj,min,str)
/*
* Public API Convenience Macros for Error reporting - Undocumented
*/
/* Use the Standard C __FILE__ & __LINE__ macros instead of typing them in */
/* And return after pushing error onto stack */
#define H5Epush_ret(func,cls,maj,min,str,ret) { \
H5Epush_stack(H5E_DEFAULT,__FILE__,func,__LINE__,cls,maj,min,str); \
return(ret); \
}
/* Use the Standard C __FILE__ & __LINE__ macros instead of typing them in
* And goto a label after pushing error onto stack.
*/
#define H5Epush_goto(func,cls,maj,min,str,label) { \
H5Epush_stack(H5E_DEFAULT,__FILE__,func,__LINE__,cls,maj,min,str); \
goto label; \
}
/* Error stack traversal direction */
typedef enum H5E_direction_t {
H5E_WALK_UPWARD = 0, /*begin deep, end at API function */
H5E_WALK_DOWNWARD = 1 /*begin at API function, end deep */
} H5E_direction_t;
#ifdef __cplusplus
extern "C" {
#endif
/* Error stack traversal callback function pointers */
typedef herr_t (*H5E_walk_t)(unsigned n, const H5E_error_t *err_desc, void *client_data);
typedef herr_t (*H5E_auto_t)(hid_t estack, void *client_data);
/* Public API functions */
H5_DLL hid_t H5Eregister_class(const char *cls_name, const char *lib_name, const char *version);
H5_DLL herr_t H5Eunregister_class(hid_t class_id);
H5_DLL herr_t H5Eclose_msg(hid_t err_id);
H5_DLL hid_t H5Ecreate_msg(hid_t cls, H5E_type_t msg_type, const char *msg);
H5_DLL hid_t H5Eget_current_stack(void);
H5_DLL herr_t H5Eclose_stack(hid_t stack_id);
H5_DLL ssize_t H5Eget_class_name(hid_t class_id, char *name, size_t size);
H5_DLL ssize_t H5Eget_msg(hid_t msg_id, H5E_type_t *type, char *msg, size_t size);
H5_DLL int H5Eget_num(hid_t error_stack_id);
H5_DLL herr_t H5Eset_current_stack(hid_t err_stack_id);
H5_DLL herr_t H5Epop(hid_t err_stack, size_t count);
/* These old APIs are kept for backward compatibility. They don't have
* the error stack in the parameters. */
H5_DLL herr_t H5Epush(const char *file, const char *func, unsigned line,
H5E_major_t maj, H5E_minor_t min, const char *str);
H5_DLL herr_t H5Eprint(FILE *stream);
H5_DLL herr_t H5Ewalk(H5E_direction_t direction, H5E_walk_t func,
void *client_data);
H5_DLL herr_t H5Eget_auto(H5E_auto_t *func, void **client_data);
H5_DLL herr_t H5Eset_auto(H5E_auto_t func, void *client_data);
H5_DLL herr_t H5Eclear(void);
H5_DLL const char * H5Eget_major(H5E_major_t maj);
H5_DLL const char * H5Eget_minor(H5E_minor_t min);
/* New APIs function the same as the old ones above, with the error stack
* in the parameters */
H5_DLL herr_t H5Epush_stack(hid_t err_stack, const char *file, const char *func, unsigned line,
hid_t cls_id, hid_t maj_id, hid_t min_id, const char *msg, ...);
H5_DLL herr_t H5Eprint_stack(hid_t err_stack, FILE *stream);
H5_DLL herr_t H5Ewalk_stack(hid_t err_stack, H5E_direction_t direction, H5E_walk_t func,
void *client_data);
H5_DLL herr_t H5Eget_auto_stack(hid_t estack_id, H5E_auto_t *func, void **client_data);
H5_DLL herr_t H5Eset_auto_stack(hid_t estack_id, H5E_auto_t func, void *client_data);
H5_DLL herr_t H5Eclear_stack(hid_t err_stack);
#ifdef __cplusplus
}
#endif
#endif
|
