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Re: Toward 0.2
From: |
Ludovic Courtès |
Subject: |
Re: Toward 0.2 |
Date: |
Mon, 18 Feb 2013 11:26:34 +0100 |
User-agent: |
Gnus/5.130005 (Ma Gnus v0.5) Emacs/24.2 (gnu/linux) |
Nikita Karetnikov <address@hidden> skribis:
> I guess that I can implement this one:
>
> ** Add equivalent to Nixpkgs's ‘wrapProgram’
>
> What's the purpose of 'wrapProgram'? Could you elaborate?
Here’s an example from the Guile expression in Nixpkgs:
wrapProgram $out/bin/guile-snarf --prefix PATH : "${gawk}/bin"
What it does is that it renames guile-snarf to .guile-snarf-real, and
makes guile-snarf a wrapper around the real one, like this:
#!/bin/sh
export PATH="/nix/store/...-gawk/bin:$PATH"
exec ./.guile-snarf-real "$@"
This is useful for scripts that expect particular programs to be in
$PATH, for programs that expect particular shared libraries to be in
$LD_LIBRARY_PATH, or modules in $GUILE_LOAD_PATH, etc.
The source for Nixpkgs’s ‘wrapProgram’ is at:
https://github.com/NixOS/nixpkgs/blob/master/pkgs/build-support/setup-hooks/make-wrapper.sh
In our case, the equivalent would be a procedure in (guix build utils).
The generated wrapper would probably still be a Bash script as above.
Thanks!
Ludo’.
- Toward 0.2, Ludovic Courtès, 2013/02/17
- Re: Toward 0.2, Nikita Karetnikov, 2013/02/17
- Re: Toward 0.2,
Ludovic Courtès <=
- Re: Toward 0.2, Nikita Karetnikov, 2013/02/19
- Re: Toward 0.2, Ludovic Courtès, 2013/02/20
- Re: Toward 0.2, Nikita Karetnikov, 2013/02/21
- Re: Toward 0.2, Ludovic Courtès, 2013/02/22
- Re: Toward 0.2, Nikita Karetnikov, 2013/02/26
- Re: Toward 0.2, Mark H Weaver, 2013/02/26
- Re: Toward 0.2, Ludovic Courtès, 2013/02/26
- Re: Toward 0.2, Nikita Karetnikov, 2013/02/28
Re: Toward 0.2, Andreas Enge, 2013/02/20