NAME

       modbus_get_slave - get slave number in the context

SYNOPSIS

       int modbus_get_slave(modbus_t *ctx);

DESCRIPTION

       The modbus_get_slave() function shall get the slave number in the libmodbus context.

RETURN VALUE

       The function shall return the slave number if successful. Otherwise it shall return -1 and
       set errno to one of the values defined below.

ERRORS

       EINVAL
           The libmodbus context is undefined.

SEE ALSO

       modbus_set_slave(3)

AUTHORS

       The libmodbus documentation was written by Stéphane Raimbault
       <stephane.raimbault@gmail.com>