Seppo Mustonen : Programming Survo in C

Functions in library SURVO.LIB


int data_read_open(name,data)
char *name;       /* name of SURVO 84C data */
SURVO_DATA *data; /* pointer to data structure */

The data_read_open function opens the SURVO 84C data only for reading. This function should be preferred to data_open in modules which have no need to write new information to the data. Then, for example, in network installations, several users can use the same data simultaneously.

is equivalent to
Return Value

data_read_open returns 1 if the data is succesfully opened and -1 otherwise. In the latter case an error message is displayed.

See Also

data_open, data_open3, data_to_write

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