/* A replacement for asprintf. As with the BSD of asprintf version -1
will be returned on error and NULL stored at BUFP. On success the
number of bytes printed will be returned. */
int
estream_asprintf (char **bufp, const char *format, ...)
{
int rc;
va_list arg_ptr;
va_start (arg_ptr, format);
rc = estream_vasprintf (bufp, format, arg_ptr);
va_end (arg_ptr);
return rc;
}
/* Variable argument version of tty_get. The prompt is is actually a
format string with arguments. */
char *
tty_getf (const char *promptfmt, ... )
{
va_list arg_ptr;
char *prompt;
char *answer;
va_start (arg_ptr, promptfmt);
if (estream_vasprintf (&prompt, promptfmt, arg_ptr) < 0)
log_fatal ("estream_vasprintf failed: %s\n", strerror (errno));
va_end (arg_ptr);
answer = tty_get (prompt);
xfree (prompt);
return answer;
}
