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You can't write ASCII NUL characters from portable shell, that's why this task cannot be done correctly (for all possible filenames) from shell. You need to use tools like find(1)

So, no, it's not easy, at least not if you want to handle all cases without wreaking havoc.

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Practically speaking, you can write NUL from shell because bash is everywhere, busybox ash emulates a lot of bash, etc.

However I won't claim it's pretty or easy for people to use, so the point of Oil is basically to clean up patterns like this, e.g. find -print0 | xargs -0 and more.

This post uses a related problem and solution as design motivation for Oil:

How to Quickly and Correctly Generate a Git Log in HTML

http://www.oilshell.org/blog/2017/09/19.html

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