mirror of
https://git.busybox.net/busybox.git
synced 2024-12-11 22:43:27 +08:00
38 lines
714 B
C
38 lines
714 B
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Copyright (C) 2002,2005 Vladimir Oleynik <dzo@simtreas.ru>
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
#include "libbb.h"
|
|
|
|
char *bb_xasprintf(const char *format, ...)
|
|
{
|
|
va_list p;
|
|
int r;
|
|
char *string_ptr;
|
|
|
|
#ifdef HAVE_GNU_EXTENSIONS
|
|
va_start(p, format);
|
|
r = vasprintf(&string_ptr, format, p);
|
|
va_end(p);
|
|
#else
|
|
va_start(p, format);
|
|
r = vsnprintf(NULL, 0, format, p);
|
|
va_end(p);
|
|
string_ptr = xmalloc(r+1);
|
|
va_start(p, format);
|
|
r = vsnprintf(string_ptr, r+1, format, p);
|
|
va_end(p);
|
|
#endif
|
|
|
|
if (r < 0) {
|
|
bb_perror_msg_and_die("bb_xasprintf");
|
|
}
|
|
return string_ptr;
|
|
}
|