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bug#20822: environment mangled by locale
From: |
Andy Wingo |
Subject: |
bug#20822: environment mangled by locale |
Date: |
Fri, 24 Jun 2016 07:57:43 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) |
On Tue 16 Jun 2015 06:17, Zefram <address@hidden> writes:
> When guile-2.0 is asked to read environment variables, via getenv,
> it always decodes the underlying octet string according to the current
> locale's nominal character encoding. This is a problem, because the
> environment variable's value is not necessarily encoded that way, and
> may not even be an encoding of a character string at all. The decoding
> is lossy, where the octet string isn't consistent with the character
> encoding, so the original octet string cannot be recovered from the
> mangled form. I don't see any Scheme interface that retrieves the
> environment without locale decoding.
Options:
Add optional "encoding" arg to scm_getenv; encoding is a string
Add alternate getenv interface that returns a bytevector
We'll have to do the same for setenv too, I think.
I think I would go with adding an encoding argument to getenv. WDYT
Mark and Ludovic?
Andy
- bug#20822: environment mangled by locale,
Andy Wingo <=