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bug#23112: value of _CS_PATH\
From: |
Ludovic Courtès |
Subject: |
bug#23112: value of _CS_PATH\ |
Date: |
Tue, 05 Apr 2016 23:31:34 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) |
John Darrington <address@hidden> skribis:
> Would it not be correct for guix to have
>
> confstr (_CS_PATH, buf, len);
>
> set the contents of buf with the bin directory of the currently
> installed coreutils package?
>
> For me, it returns /bin:/usr/bin which is not correct.
Fixing it is a bit tricky because:
1. The meaning of this variable is ill-defined. Specifically, POSIX
says it “is the value for the PATH environment variable that finds
all standard utilities.” By “standard utilities”, surely they must
be talking of ‘guile’, ‘guix’, ‘herd’, and a couple of others, but
we can’t be sure. ;-)
http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/unistd.h.html
2. If CS_PATH refers to Coreutils, then that means that libc refers to
Coreutils, which is inconvenient at best.
3. We could set CS_PATH to /run/current-system/profile/bin but that
wouldn’t work on foreign distros.
So I’m inclined to leave things as is.
Did you find a situation where the invalid value was causing troubles?
Thanks,
Ludo’.
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