The Linux approach to I/O places the emphasis on files, but there are times when reading and writing a file to an external device like a disk drive is too slow. To solve this problem Linux has a ...

To add locking you need to make use of a semaphore which works between processes or threads. A semaphore is a more than just a lock, it is a way of signaling a state. A semaphore is created and set to ...

Hope this title is more or less correct! I have written a video importer that has to scan potentially huge files (several Gb) in order to find the frames of interest, with the only requirement for ...