Collected a few tricks I tend to use when writing shell scripts but that I couldn't find anywhere else: https://codeberg.org/sertonix/alpine-scripts/src/branch/main/shell-notes
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Sertonix
@sertonix@social.treehouse.systems
mastodon 4.6.7+glitch-thInterested in FOSS, cyber security and ecofriendly technology.
Hacking on #alpinelinux in my free time.
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Is there any way to pass an open file descriptor to another process that does not require an unix doman sockets or being a child process?
Edit: and not /proc due to not being portable.
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fchdir might prevent the usage of symlink and it's race conditions. But is not thread safe