summaryrefslogtreecommitdiffstats
path: root/tools/misc/h5mkgrp.c
blob: 6de00f79d2b85d113fef8f764b02f5cb0af7009c (plain)
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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * 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://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */


#include "H5private.h"
#include "h5tools.h"
#include "h5tools_utils.h"
#include <string.h>
#include <stdlib.h>

/* Name of tool */
const char *progname = "h5mkgrp";

/* Exit status for tools library routines */
int d_status = EXIT_SUCCESS;

/* command-line options: short and long-named parameters */
static const char *s_opts = "hlpvV";
static struct long_options l_opts[] = {
    { "help", no_arg, 'h' },
    { "latest", no_arg, 'l' },
    { "parents", no_arg, 'p' },
    { "verbose", no_arg, 'v' },
    { "version", no_arg, 'V' },
    { NULL, 0, '\0' }
};

/* Command line parameter settings */
typedef struct {
    char *fname;                /* File name to operate on */
    hbool_t latest;             /* Whether file should use latest format versions */
    hbool_t verbose;            /* Whether output should be verbose */
    hbool_t parents;            /* Whether to create intermediate groups */
    size_t ngroups;             /* Number of groups to create */
    char **groups;              /* Pointer to array of group names */
} param_t;


/*-------------------------------------------------------------------------
 * Function:    leave
 *
 * Purpose:     Shutdown MPI and/or HDF5 and call exit()
 *
 * Return:      Does not return
 *
 * Programmer: Quincey Koziol, 2/13/2007
 *
 *-------------------------------------------------------------------------
 */
static void
leave(int ret)
{
    h5tools_close();
    exit(ret);
} /* end leave() */


/*-------------------------------------------------------------------------
 * Function: usage
 *
 * Purpose: Prints a usage message on stderr and then returns.
 *
 * Return: void
 *
 * Programmer: Quincey Koziol, 2/13/2007
 *
 *-------------------------------------------------------------------------
 */
static void
usage(void)
{
    fprintf(stdout, "\
usage: h5mkgrp [OPTIONS] FILE GROUP...\n\
   OPTIONS\n\
      -h, --help         Print a usage message and exit\n\
      -l, --latest       Use latest version of file format to create groups\n\
      -p, --parents      No error if existing, make parent groups as needed\n\
      -v, --verbose      Print information about OBJECTS and OPTIONS\n\
      -V, --version      Print version number and exit\n");
} /* end usage() */


/*-------------------------------------------------------------------------
 * Function: parse_command_line
 *
 * Purpose: Parses command line and sets up global variable to control output
 *
 * Return:	Success: 0
 *		Failure: -1
 *
 * Programmer: Quincey Koziol, 2/13/2007
 *
 *-------------------------------------------------------------------------
 */
static int
parse_command_line(int argc, const char *argv[], param_t *params)
{
    int opt;            /* Option from command line */
    size_t curr_group;  /* Current group name to copy */

    /* Check for empty command line */
    if(argc == 1) {
        usage();
        leave(EXIT_SUCCESS);
    } /* end if */

    /* Parse command line options */
    while((opt = get_option(argc, argv, s_opts, l_opts)) != EOF) {
        switch((char)opt) {
            /* Display 'help' */
            case 'h':
                usage();
                leave(EXIT_SUCCESS);

            /* Create objects with the latest version of the format */
            case 'l':
                params->latest = TRUE;
                break;

            /* Create parent groups */
            case 'p':
                params->parents = TRUE;
                break;

            /* Verbose output */
            case 'v':
                params->verbose = TRUE;
                break;

            /* Display version */
            case 'V':
                print_version(progname);
                leave(EXIT_SUCCESS);

            /* Bad command line argument */
            default:
                usage();
                leave(EXIT_FAILURE);
        } /* end switch */
    } /* end while */

    /* Check for file name to be processed */
    if(argc <= opt_ind) {
        error_msg(progname, "missing file name\n");
        usage();
        leave(EXIT_FAILURE);
    } /* end if */

    /* Retrieve file name */
    params->fname = HDstrdup(argv[opt_ind]);
    opt_ind++;

    /* Check for group(s) to be created */
    if(argc <= opt_ind) {
        error_msg(progname, "missing group name(s)\n");
        usage();
        leave(EXIT_FAILURE);
    } /* end if */

    /* Allocate space for the group name pointers */
    params->ngroups = (argc - opt_ind);
    params->groups = HDmalloc(params->ngroups * sizeof(char *));

    /* Retrieve the group names */
    curr_group = 0;
    while(opt_ind < argc) {
        params->groups[curr_group] = HDstrdup(argv[opt_ind]);
        curr_group++;
        opt_ind++;
    } /* end while */

#ifdef QAK
HDfprintf(stderr, "params->parents = %t\n", params->parents);
HDfprintf(stderr, "params->verbose = %t\n", params->verbose);
HDfprintf(stderr, "params->fname = '%s'\n", params->fname);
HDfprintf(stderr, "params->ngroups = %Zu\n", params->ngroups);
for(curr_group = 0; curr_group < params->ngroups; curr_group++)
    HDfprintf(stderr, "params->group[%Zu] = '%s'\n", curr_group, params->groups[curr_group]);
#endif /* QAK */

    return(0);
} /* parse_command_line() */


/*-------------------------------------------------------------------------
 * Function: main
 *
 * Purpose: Create group(s) in an HDF5 file
 *
 * Programmer: Quincey Koziol, 2/13/2007
 *
 *-------------------------------------------------------------------------
 */
int
main(int argc, const char *argv[])
{
    param_t params;             /* Command line parameter settings */
    hid_t fid;                  /* HDF5 file ID */
    hid_t fapl_id;              /* File access property list ID */
    hid_t lcpl_id;              /* Link creation property list ID */
    size_t curr_group;          /* Current group to create */

    /* Disable the HDF5 library's error reporting */
    H5Eset_auto2(H5E_DEFAULT, NULL, NULL);

    /* Initialize h5tools lib */
    h5tools_init();

    /* Parse command line */
    HDmemset(&params, 0, sizeof(params));
    if(parse_command_line(argc, argv, &params) < 0) {
        error_msg(progname, "unable to parse command line arguments\n");
        leave(EXIT_FAILURE);
    } /* end if */

    /* Create file access property list */
    if((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0) {
        error_msg(progname, "Could not create file access property list\n");
        leave(EXIT_FAILURE);
    } /* end if */

    /* Check for creating groups with new format version */
    if(params.latest) {
        /* Set the "use the latest version of the format" bounds */
        if(H5Pset_format_bounds(fapl_id, H5F_FORMAT_LATEST, H5F_FORMAT_LATEST) < 0) {
            error_msg(progname, "Could not set property for using latest version of the format\n");
            leave(EXIT_FAILURE);
        } /* end if */

        /* Display some output if requested */
        if(params.verbose)
            printf("%s: Creating groups with latest version of the format\n", progname);
    } /* end if */

    /* Attempt to open an existing HDF5 file first */
    fid = h5tools_fopen(params.fname, H5F_ACC_RDWR, fapl_id, NULL, NULL, 0);

    /* If we couldn't open an existing file, try creating file */
    /* (use "EXCL" instead of "TRUNC", so we don't blow away existing non-HDF5 file) */
    if(fid < 0)
        fid = H5Fcreate(params.fname, H5F_ACC_EXCL, H5P_DEFAULT, fapl_id);

    /* Test for error in opening file */
    if(fid < 0) {
        error_msg(progname, "Could not open output file '%s'\n", params.fname);
        leave(EXIT_FAILURE);
    } /* end if */

    /* Create link creation property list */
    if((lcpl_id = H5Pcreate(H5P_LINK_CREATE)) < 0) {
        error_msg(progname, "Could not create link creation property list\n");
        leave(EXIT_FAILURE);
    } /* end if */

    /* Check for creating intermediate groups */
    if(params.parents) {
        /* Set the intermediate group creation property */
        if(H5Pset_create_intermediate_group(lcpl_id, TRUE) < 0) {
            error_msg(progname, "Could not set property for creating parent groups\n");
            leave(EXIT_FAILURE);
        } /* end if */

        /* Display some output if requested */
        if(params.verbose)
            printf("%s: Creating parent groups\n", progname);
    } /* end if */

    /* Loop over creating requested groups */
    for(curr_group = 0; curr_group < params.ngroups; curr_group++) {
        hid_t gid;              /* Group ID */

        /* Attempt to create a group */
        if((gid = H5Gcreate2(fid, params.groups[curr_group], lcpl_id, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
            error_msg(progname, "Could not create group '%s'\n", params.groups[curr_group]);
            leave(EXIT_FAILURE);
        } /* end if */

        /* Close the group */
        if(H5Gclose(gid) < 0) {
            error_msg(progname, "Could not close group '%s'??\n", params.groups[curr_group]);
            leave(EXIT_FAILURE);
        } /* end if */

        /* Display some output if requested */
        if(params.verbose)
            printf("%s: created group '%s'\n", progname, params.groups[curr_group]);
    } /* end for */

    /* Close link creation property list */
    if(H5Pclose(lcpl_id) < 0) {
        error_msg(progname, "Could not close link creation property list\n");
        leave(EXIT_FAILURE);
    } /* end if */
  
    /* Close file */
    if(H5Fclose(fid) < 0) {
        error_msg(progname, "Could not close output file '%s'??\n", params.fname);
        leave(EXIT_FAILURE);
    } /* end if */
  
    /* Close file access property list */
    if(H5Pclose(fapl_id) < 0) {
        error_msg(progname, "Could not close file access property list\n");
        leave(EXIT_FAILURE);
    } /* end if */
  
    /* Shut down h5tools lib */
    h5tools_close();
 
    return 0;
} /* end main() */