Input and Output S16A User’s Guide
22 EDT, Inc. October, 1996
foi_parity_error
Description
Checks to determine if a parity error has occurred since the last time this routine was called and returns 0
if not, 1 if so, and –1 if the routine is not supported for a particular device or an illegal argument was
provided.
Syntax
int foi_parity_error(S16aDev *s16a_p);
Arguments
s16a_p S16A device handle returned from s16a_open
Return
0 if no error; 1 if parity error; –1 if the routine is not supported or if an illegal argument was provided.
Error Conditions
The table below shows some of the error codes that may be received from a call to the S16A driver. After
any I/O system call, the errno global variable contains the error code, if any, and the perror system call can
print out a string describing the error code. Refer to your system programming documentation for details
about errno and perror.
Error Code Failing Driver Call Error Condition
ENXIO open The S16A attach failed. The device is not present.
EEXIST open The S16A is already opened with an exclusive lock.
Table 3. Error Codes and Conditions
