table of contents
| PARPORT_CLAIM_OR_BLO(9) | Parallel Port Devices | PARPORT_CLAIM_OR_BLO(9) |
NAME¶
parport_claim_or_block - claim access to a parallel port device
SYNOPSIS¶
int parport_claim_or_block(struct pardevice * dev);
ARGUMENTS¶
dev
pointer to structure representing a device on the
port
DESCRIPTION¶
This behaves like parport_claim, but will block if necessary to wait for the port to be free. A return value of 1 indicates that it slept; 0 means that it succeeded without needing to sleep. A negative error code indicates failure.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |