Function connGetInfo

app/redis-6.2.6/src/connection.c:429–432

Return a text that describes the connection, suitable for inclusion * in CLIENT LIST and similar outputs. * * For sockets, we always return "fd= " to maintain compatibility. */

 * For sockets, we always return "fd=<fdnum>" to maintain compatibility.
 */
const char *connGetInfo(connection *conn, char *buf, size_t buf_len) {
    snprintf(buf, buf_len-1, "fd=%i", conn == NULL ? -1 : conn->fd);
    return buf;
}