[swift-dev] utf-8 issues in gyb and line-directive

[Ryan Lovelett]

I'm thought this was resolved in master already. Are you running the
latest version of master?

See
https://github.com/apple/swift/commit/97b98b193d1490685a0aaba78cccb76e2caba4c1

On Tue, Jan 12, 2016, at 01:12 PM, Lukas Stabe via swift-dev wrote:
> I’ve tried to compile Swift in a clean Arch Linux chroot. In this
> environment, `sys.getdefaultencoding()` does not return `utf-8`, which
> causes gyb and line-directive to fail with non-ascii characters in input
> files.
> 
> One example of such a file is Arrays.swift.gyb, which contains a
> ≤-character
> [here](https://github.com/apple/swift/blob/master/stdlib/public/core/Arrays.swift.gyb#L358).
> 
> In gyb, `argparse.FileType` is used to open input files, and
> line-directive uses plain old `open(…)`. Sadly, both of those don’t
> provide functionality to specify the file encoding in Python 2.7.10,
> which is what OSX ships with.
> 
> I’m not that experienced in Python, so I don’t know what the pythonic way
> to solve this would be, so if anyone with more Python experience would
> help solve this, that would be great.
> 
> — Lukas
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