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Re:Ask HN: Why don't file systems and OS's provide file syst... by mook on Saturday July 23, 2022 @02:34AM (#32200944)
Isn't that only specified (for the same filesystem, as mentioned) for Linux? As far as I can tell the only thing POSIX specifies came from ISO C:

https://pubs.opengroup.org/onlinepubs/9699919799/functions/r...

ISO C 9899:2018 (actually the 2017 draft) says in 7.21.4.2.3 that on a failure return the file is available by its original name, but that's a much weaker guarantee as that doesn't say anything about failing to return (e.g. hard system crash)…

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