blob: 9ce199851479d5e108135f30900c434e67e79ed3 (
plain) (
blame)
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
|
/* See LICENSE file for copyright and license details. */
#include "libsimple.h"
int
libsimple_vasprintf(char **strp, const char *fmt, va_list ap)
{
FILE *fp;
size_t siz = 0;
int ret;
*strp = NULL;
fp = open_memstream(strp, &siz);
if (!fp)
goto fail;
ret = vfprintf(fp, fmt, ap);
if (ret < 0)
goto fail;
if (fputc(0, fp))
goto fail;
fclose(fp);
return ret;
fail:
free(*strp);
*strp = NULL;
return -1;
}
#ifdef TEST
#include <assert.h>
int
main(void)
{
return 0; /* Tested via libsimple_asprintf */
}
#endif
|
