summaryrefslogtreecommitdiffstats
path: root/tools/misc/h5import.c
blob: 0fcc7edc0ee6294e7491de67f400f9be11eb6ce0 (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
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * 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. *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*
 * Programmer:  Robb Matzke <matzke@llnl.gov>
 *              Thursday, June 11, 1998
 *
 * Purpose:	Create an hdf5 file with a 1d dataset of uint8.
 */

/* See H5private.h for how to include system headers */
#include <hdf5.h>
#ifdef H5_STDC_HEADERS
#   include <fcntl.h>
#   include <string.h>
#   include <stdlib.h>
#   include <stdio.h>
#endif

#ifdef H5_HAVE_UNISTD_H
#   include <sys/types.h>
#   include <unistd.h>
#endif

#ifdef H5_HAVE_SYS_STAT_H
#   include <sys/stat.h>
#endif

#ifdef WIN32
#   include <io.h>
#endif


/*-------------------------------------------------------------------------
 * Function:	usage
 *
 * Purpose:	Print a usage message and exit with non-zero status
 *
 * Return:	never returns
 *
 * Programmer:	Robb Matzke
 *              Thursday, June 11, 1998
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */
static void
usage (const char *argv0)
{
    fprintf (stderr, "Usage: %s -f HDF5-FILE FILES...\n", argv0);
    exit (1);
}


/*-------------------------------------------------------------------------
 * Function:	main
 *
 * Purpose:	
 *
 * Return:	Success:	0
 *
 *		Failure:	1
 *
 * Programmer:	Robb Matzke
 *              Thursday, June 11, 1998
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */
int
main (int argc, char *argv[])
{
    hid_t	file, space=-1, dset=-1;
    const char	*output_name, *dset_name;
    int		argno, fd=-1;
    hsize_t	size[1];
    struct stat sb;

    /* Parse arguments */
    if (argc<4) usage (argv[0]);
    if (strcmp (argv[1], "-f")) usage (argv[0]);
    output_name = argv[2];

    /* create the file */
    H5E_BEGIN_TRY {
	if ((file = H5Fcreate (output_name, H5F_ACC_EXCL,
			       H5P_DEFAULT, H5P_DEFAULT))<0 &&
	    (file = H5Fopen (output_name, H5F_ACC_RDWR, H5P_DEFAULT)<0)) {
	    fprintf (stderr, "%s: unable to create or open hdf5 file\n",
		     output_name);
	    exit (1);
	}
    } H5E_END_TRY;
    
    /* process files from command-line */
    for (argno=3;  argno<argc; argno++) {

	/* Open the file */
	if ((dset_name=strrchr (argv[argno], '/'))) dset_name++;
	else dset_name = argv[argno];
	fprintf (stderr, "%s\n", dset_name);
	if ((fd=open (argv[argno], O_RDONLY))<0) {
	    perror (argv[argno]);
	    goto next;
	}
	if (fstat (fd, &sb)<0) {
	    perror (argv[argno]);
	    goto next;
	}

	/* Data space */
	size[0] = sb.st_size;
	if ((space = H5Screate_simple (1, size, size))<0) goto next;

	/* Dataset */
	if ((dset=H5Dcreate (file, dset_name, H5T_NATIVE_SCHAR,
			     space, H5P_DEFAULT))<0) goto next;

	
	
    next:
	if (fd>=0) close (fd);
	fd = -1;
	H5E_BEGIN_TRY {
	    if (space>=0) {
		H5Sclose (space);
		space = -1;
	    }
	    if (dset>=0) {
		H5Dclose (dset);
		dset = -1;
	    }
	} H5E_END_TRY;
    }

    /* Close the file */
    H5Fclose (file);
    return 0;
}