char *
bson_strdupv_printf (const char *format, /* IN */
va_list args) /* IN */
{
va_list my_args;
char *buf;
int len = 32;
int n;
bson_return_val_if_fail (format, NULL);
buf = bson_malloc0 (len);
while (true) {
va_copy (my_args, args);
n = bson_vsnprintf (buf, len, format, my_args);
va_end (my_args);
if (n > -1 && n < len) {
return buf;
}
if (n > -1) {
len = n + 1;
} else {
len *= 2;
}
buf = bson_realloc (buf, len);
}
}
int
bson_snprintf (char *str, /* IN */
size_t size, /* IN */
const char *format, /* IN */
...)
{
int r;
va_list ap;
BSON_ASSERT (str);
va_start (ap, format);
r = bson_vsnprintf (str, size, format, ap);
va_end (ap);
return r;
}
static void
_bson_json_read_set_error (bson_json_reader_t *reader, /* IN */
const char *fmt, /* IN */
...)
{
va_list ap;
if (reader->error) {
reader->error->domain = BSON_ERROR_JSON;
reader->error->code = BSON_JSON_ERROR_READ_INVALID_PARAM;
va_start (ap, fmt);
bson_vsnprintf (reader->error->message, sizeof reader->error->message,
fmt, ap);
va_end (ap);
reader->error->message [sizeof reader->error->message - 1] = '\0';
}
reader->bson.read_state = BSON_JSON_ERROR;
}
void
bson_set_error (bson_error_t *error, /* OUT */
uint32_t domain, /* IN */
uint32_t code, /* IN */
const char *format, /* IN */
...) /* IN */
{
va_list args;
if (error) {
error->domain = domain;
error->code = code;
va_start (args, format);
bson_vsnprintf (error->message, sizeof error->message, format, args);
va_end (args);
error->message[sizeof error->message - 1] = '\0';
}
}