comedi_do_insnlist — perform multiple instructions


#include <comedilib.h>
int comedi_do_insnlist(comedi_t * device,
 comedi_insnlist * list);


The function comedi_do_insnlist performs multiple Comedi instructions as part of one system call. This function can be used to avoid the overhead of multiple system calls.

Return value

The function comedi_do_insnlist returns the number of successfully completed instructions. Error information for the unsuccessful instruction is not available. If there is an error before the first instruction can be executed, -1 is returned.