Comment Comment by akdev1l How exactly is cp not portable?Whatever behaviour you’re describing is not how POSIX mandates cp to work. In fact you can do this with busybox too.cp will open("/dev/sda", O_WRONLY | O_TRUNC) and simply start writing to that file descriptor. parent akdev1l 1 month ago
Whatever behaviour you’re describing is not how POSIX mandates cp to work. In fact you can do this with busybox too.
cp will open("/dev/sda", O_WRONLY | O_TRUNC) and simply start writing to that file descriptor.