chiark / gitweb /
missing samples_written assign
[disorder] / lib / asprintf.c
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460b9539 1/*
2 * This file is part of DisOrder
3 * Copyright (C) 2004, 2006 Richard Kettlewell
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
20
21#include <config.h>
22#include "types.h"
23
24#include <stdio.h>
25#include <string.h>
26#include <stdarg.h>
27#include <stddef.h>
28#include <errno.h>
29
30#include "printf.h"
31#include "sink.h"
32#include "mem.h"
33#include "vector.h"
34#include "log.h"
35
36int byte_vasprintf(char **ptrp,
37 const char *fmt,
38 va_list ap) {
39 struct dynstr d;
40 int n;
41
42 dynstr_init(&d);
43 if((n = byte_vsinkprintf(sink_dynstr(&d), fmt, ap)) >= 0) {
44 dynstr_terminate(&d);
45 *ptrp = d.vec;
46 }
47 return n;
48}
49
50int byte_asprintf(char **ptrp,
51 const char *fmt,
52 ...) {
53 int n;
54 va_list ap;
55
56 va_start(ap, fmt);
57 n = byte_vasprintf(ptrp, fmt, ap);
58 va_end(ap);
59 return n;
60}
61
62int byte_xasprintf(char **ptrp,
63 const char *fmt,
64 ...) {
65 int n;
66 va_list ap;
67
68 va_start(ap, fmt);
69 n = byte_xvasprintf(ptrp, fmt, ap);
70 va_end(ap);
71 return n;
72}
73
74int byte_xvasprintf(char **ptrp,
75 const char *fmt,
76 va_list ap) {
77 int n;
78
79 if((n = byte_vasprintf(ptrp, fmt, ap)) < 0)
80 fatal(errno, "error calling byte_vasprintf");
81 return n;
82}
83
84/*
85Local Variables:
86c-basic-offset:2
87comment-column:40
88End:
89*/