ToC path:

mco_calc_init

Initialize the calculator.

Prototype

 
    void	mco_calc_init(	/*OUT*/ mco_calc_t * calc,
               /*IN*/ mco_dictionary_h dict  );

Arguments

calc	A handle to the initialized calculator object
dict	A handle to the dictionary created by the eXtremeDB schema compiler `mcocomp`. Normally, this handle is passed in by dbname`_get_dictionary ()`

Description

This function initializes the calculator structure setting the dict element.

Return Codes

void	No value returned

Example

 
    Application snippet:
        
     
    const char * dbname = "calc_db";
     
    int main(int argc, char* argv[])
    {
        MCO_RET            rc;
        mco_device_t       dev;
        mco_calc_t calc;
        mco_db_params_t    db_params;
         
        mco_runtime_start();
        ...
        mco_calc_init(&calc, calc_db_get_dictionary());
        
        ...
    }

For further implementation details see SDK sample "samples/native/core/17-statistics/dbcalc".

Related Topics

Files

Header file:

mcodbcalc.h

Source file:

mcodbcalc.c

Library:

libmcodbcalc.a