man comedi_open (Fonctions bibliothèques) - open a Comedi device
NAME
comedi_open - open a Comedi device
SYNOPSIS
#include <comedilib.h> comedi_t * comedi_open (const char * filename);
DESCRIPTION
Open a Comedi device specified by the file filename.
RETURN VALUE
If sucessful, comedi_open returns a pointer to a valid comedi_t structure. This structure is transparent; the pointer should not be dereferenced by the application. NULL is returned on failure.