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POSIX general defines three special files: /dev/tty /dev/console /dev/null In addition, / and /tmp are also defined by POSIX. /dev/zero, /dev/urandom or /dev/random are defined in some UNIX-like operating systems. Some operating systems may not define them, or implement with different names. Note POSIX direcory structure and files /dev/zero ...


I can try to trap the Interrupt at a lower level and inform the gtkmm application. No, that is a kernel space activity. Fortunately, the kernel does report the outcome of certain events via interfaces accessible from userland. It's a little ambiguous in your question whether you want to detect when a block device is attached, or when a filesystem is ...

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