On Thu, 2025-02-06 at 02:04 -0800, Yash Shinde via lists.openembedded.org wrote:
> From: Yash Shinde <yash.shi...@windriver.com>
>
> When building an image with IMAGE_INSTALL:append = ' rust libstd-rs',
> a conflict arises due to multiple candidates for the rlib
> dependency `std`. This results in the following error:
>
> error[E0464]: multiple candidates for `rlib` dependency `std` found
> |
> = note: candidate #1:
> /usr/lib/rustlib/x86_64-poky-linux-gnu/lib/libstd-20c3de2d9292cd03.rlib
> = note: candidate #2: /usr/lib/rustlib/x86_64-poky-linux-gnu/lib/libstd.so
>
> The issue seems to be from an extra copy of the rlib as both the recipes
> generate the same rlibs, causing conflicts when using std lib to compile
> rust programs in the image.
>
> Remove the redundant rlib copy ensuring only the necessary rlib is
> present and prevent the conflict.
>
> Signed-off-by: Yash Shinde <yash.shi...@windriver.com>
> ---
> meta/recipes-devtools/rust/rust_1.81.0.bb | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/meta/recipes-devtools/rust/rust_1.81.0.bb
> b/meta/recipes-devtools/rust/rust_1.81.0.bb
> index 288b0fbb44..70c2f3fbf8 100644
> --- a/meta/recipes-devtools/rust/rust_1.81.0.bb
> +++ b/meta/recipes-devtools/rust/rust_1.81.0.bb
> @@ -272,6 +272,7 @@ rust_do_install:class-nativesdk() {
> rm ${D}${libdir}/rustlib/install.log
> rm ${D}${libdir}/rustlib/manifest*
> rm ${D}${libdir}/rustlib/${RUST_HOST_SYS}/lib/libstd*.so
> + rm ${D}${libdir}/rustlib/${RUST_HOST_SYS}/lib/libstd-*.rlib
>
> ENV_SETUP_DIR=${D}${base_prefix}/environment-setup.d
> mkdir "${ENV_SETUP_DIR}"
> @@ -310,6 +311,7 @@ rust_do_install:class-target() {
> rm ${D}${libdir}/rustlib/install.log
> rm ${D}${libdir}/rustlib/manifest*
> rm ${D}${libdir}/rustlib/${RUST_HOST_SYS}/lib/libstd*.so
> + rm ${D}${libdir}/rustlib/${RUST_HOST_SYS}/lib/libstd-*.rlib
> }
>
> addtask do_update_snapshot after do_patch
This seems to cause build failures, e.g:
https://autobuilder.yoctoproject.org/valkyrie/#/builders/19/builds/962/steps/11/logs/stdio
"error[E0463]: can't find crate for `std`"
Cheers,
Richard
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