[Buildroot] [PATCH v9 0/8] Add support for the Rust programming
Eric Le Bihan
eric.le.bihan.dev at free.fr
Thu Dec 28 17:52:56 UTC 2017
Hi!
On 17-12-28 17:21:29, Thomas Petazzoni wrote:
> Hello,
>
> On Thu, 28 Dec 2017 16:51:38 +0100, Eric Le Bihan wrote:
> > This series adds support for the Rust programming language by adding the
> > following packages:
> >
> > - rustc: a virtual package for the Rust compiler.
> > - rust-bin: provides a pre-built version of rustc.
> > - cargo-bin: provides a pre-built version of Rust package manager.
> > - rust: builds rustc from source.
> > - cargo: builds Rust package manager from source.
>
> One question: with your series, one can therefore chose whether he
> wants to build its own Rust compiler and standard library ("rust"
> package) or use the pre-built Rust compiler and standard library
> ("rustc-bin" package) ?
>
> In other words, does this means that there are two options:
>
> - User chooses rustc-bin, every Rust package is built using the
> pre-built compiler, and the pre-built standard library is used.
>
> - User chooses rust. In this case, rust is built using rustc-bin, but
> every other Rust package will be built with the Rust compiler we
> have built from source, and will be using the Rust standard library
> we have built from source.
>
> Is this correct ?
>
> (I'm just trying to understand the overall series.)
Yes, this is correct. The introduction of a virtual package for the Rust
compiler was suggested in the mail thread about version v4 of this
series [1], as building the compiler from source takes time and using the
available pre-built version would speed things up (as done for GCC).
[1] http://lists.busybox.net/pipermail/buildroot/2017-April/189451.html
Regards,
--
ELB
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