77651124d000e2bb41942efc7b3ec0385802b5c6
[babeltrace.git] / formats / ctf-text / types / float.c
1 /*
2 * Common Trace Format
3 *
4 * Floating point read/write functions.
5 *
6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
7 *
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
9 *
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
16 *
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
19 *
20 * Reference: ISO C99 standard 5.2.4
21 */
22
23 #include <babeltrace/ctf-text/types.h>
24 #include <stdio.h>
25
26 int ctf_text_float_write(struct stream_pos *ppos, struct definition *definition)
27 {
28 struct definition_float *float_definition =
29 container_of(definition, struct definition_float, p);
30 struct ctf_text_stream_pos *pos = ctf_text_pos(ppos);
31
32 if (!print_field(definition))
33 return 0;
34
35 if (pos->dummy)
36 return 0;
37
38 if (pos->field_nr++ != 0)
39 fprintf(pos->fp, ",");
40 fprintf(pos->fp, " ");
41 if (pos->print_names)
42 fprintf(pos->fp, "%s = ",
43 rem_(g_quark_to_string(definition->name)));
44
45 fprintf(pos->fp, "%g", float_definition->value);
46 return 0;
47 }
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