Re: rust-team branch merged

[Csepp]

Efraim Flashner <efraim@flashner.co.il> writes:

> The rust team is pleased to announce that the rust-team branch has been
> merged back into master.  There are 570 commits across the branch.
> Cross-compiling support for the cargo-build-system was added, including
> for librsvg.  Cross-compiling was tested for (nearly) all architectures
> supported in `guix build –list-targets`.  Upstream rust added
> ’i686-unknown-hurd-gnu’ as a target in rust-1.74, so that will need to
> wait until another time.  In the meantime, x86_64-w64-mingw32 at least
> compiles correctly and tests well under wine.
>
> Notable notes:
>
> * New rust version is 1.73.
> * 4001 packages use the cargo-build-system
> * Rust crates produced in the ’package’ phase of the cargo-build-system
> should now be reproducible (for real this time)
> * Packages added: eza, kibi, libgit2-1.6, libgit2-1.7, spotifyd, stgit-2
> * Packages updated: alfis, rust-analyzer, rust-cargo-c
> * Rust-analyzer is built from the rust sources now, updating it to 1.73.
> It can be installed as ’rust-analyzer’ or as ’rust:tools’
> * Cross-compiling support for the cargo-build-system was added
>
> Additional notes:
>
> * crates.io no longer accepts ’-’ instead of ’_’ in crate lookups, so
> there are a (probably large) number of packages which need to have their
> source adjusted.
>
> * Compiled rust packages currently have a ’package’ phase, which runs
> the command used to crate a ’crate tarball’, and is installed in
> %output/share/cargo/registry, with unpacked sources in
> %output/share/cargo/src.  In theory it should be possible to use these
> for local rust development.  The benefits include everything that comes
> with being a guix package, including pre-patched shebangs.  Currently no
> index file is created in $GUIX_ENVIRONMENT/share/cargo/registry/index,
> which is likely necessary to actually make use of this.  Additionally, I
> am unsure how to use ’$GUIX_ENVIRONMENT’ in ~/.cargo/config so that it
> is expanded and not taken as a literal string.

Congrats!  That is some excellent news.