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fix: Show informative error for non-executable exec target #688

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fix: Show informative error for non-executable exec target #688

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@dtrudg dtrudg commented Apr 4, 2022 •
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Description of the Pull Request (PR):

When the target executable of singularity exec lacks +x
permissions, show a sensible error message rather than permission denied.

Now...

$ singularity exec ~/ubuntu_latest.sif /etc/hosts
ERROR:   /etc/hosts is not executable, please check permissions. If it is a shell built-in, specify an executable instead. E.g. use /bin/echo instead of echo.

This fixes or addresses the following GitHub issues:

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@dtrudg dtrudg added the bug Something isn't working label Apr 4, 2022
@dtrudg dtrudg added this to the SingularityCE 3.10 milestone Apr 4, 2022
@dtrudg dtrudg self-assigned this Apr 4, 2022
@dtrudg dtrudg force-pushed the issue607 branch 2 times, most recently from 2fb08c8 to d5c9e03 Compare April 4, 2022 16:10
@dtrudg
fix: Show informative error for non-executable exec target
43c415e 
When the target executable of `singularity exec` lacks `+x`
permissions, show a sensible error message rather than `permission
denied`.

Fixes sylabs#607
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dtrudg commented Apr 4, 2022

Closing unfixed - see discussion on issue #607

@dtrudg dtrudg closed this Apr 4, 2022
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Successfully merging this pull request may close these issues.

"permission denied" error when exec-ing non-exectuable is not friendly
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