On Tue, 22 Oct 2024 21:30:40 GMT, Erik Joelsson <er...@openjdk.org> wrote:

> The target mac-jdk-bundle can fail randomly. MacBundles.gmk defines a large 
> number of individual copy rules, which can execute in any order. The 
> "install-file" (our copy) macro on macos includes a check for weird 
> attributes using `xattr` so that we can remove them. We use the switch `-s` 
> to make sure that xattr operates on symlinks instead of their targets. 
> However, if we find something, we also run `chmod` to make sure we have the 
> permissions to remove attributes in the first place, but the chmod command 
> does not have the `-h` switch to operate on the symlink instead of the 
> target. So if the symlink gets copied before its target, there is a chance 
> that we try to run chmod before the target exists, which will result in a 
> failure. My proposed fix is to add `-h` to the chmod command so that 
> everything operates on the symlink instead of the target.

> This finally explains the odd problem you reported in [#20837 
> (comment)](https://github.com/openjdk/jdk/pull/20837#issuecomment-2327132241).
>  That has been worrying me a bit, if there were some issue with that PR after 
> all, but it turrned out to just be an unlikely race. _phew_

I'm not sure that error was caused by this issue. That would imply that I had 
strange file attributes on files in my build directory, and I don't think I do.

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PR Comment: https://git.openjdk.org/jdk/pull/21649#issuecomment-2432943275

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