~ruther/guix-local: build-system: cargo: Export ‘cargo-triplet’.

765a369c5e25484bb47934ec65989e27859ef80e — Hilton Chain 1 year, 13 days ago b1440e1

build-system: cargo: Export ‘cargo-triplet’.

This will make Rust cross compilation support in other build systems easier.

* guix/build-system/cargo.scm (cargo-triplet): Export.
Make ‘target’ argument optional.

Change-Id: I226bf4a7d8065eb7911da148d0cdf3352a47bde6

patch browse .tar.gz

1 files changed, 5 insertions(+), 2 deletions(-)

M guix/build-system/cargo.scm

M guix/build-system/cargo.scm => guix/build-system/cargo.scm +5 -2

@@ 51,7 51,8 @@
             crate-name->package-name
             crate-source
             define-cargo-inputs
-            cargo-inputs))
+            cargo-inputs
+            cargo-triplet))
 
 (define %crate-base-url
   (make-parameter "https://crates.io"))


@@ 118,7 119,9 @@ unavailable."
   (let ((module (resolve-interface '(gnu packages rust))))
     (module-ref module 'make-rust-sysroot)))
 
-(define (cargo-triplet target)
+(define* (cargo-triplet #:optional
+                        (target (or (%current-target-system)
+                                    (%current-system))))
   (false-if-exception
     (platform-rust-target
       (lookup-platform-by-target-or-system target))))