branch rust-team updated: build: cargo: Use correct config file for cargo config.

[guix-commits]

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efraim pushed a commit to branch rust-team
in repository guix.

The following commit(s) were added to refs/heads/rust-team by this push:
     new 55faf486c7 build: cargo: Use correct config file for cargo config.
55faf486c7 is described below

commit 55faf486c7b0d4d3e924b0923e8065cd4386af93
Author: Efraim Flashner <efraim@flashner.co.il>
AuthorDate: Tue Nov 28 12:58:36 2023 +0200

    build: cargo: Use correct config file for cargo config.
    
    * guix/build/cargo-build-system.scm (configure): Use .cargo/config as
    the config file.  Add a note.
    
    Change-Id: Ice006c11184d4c8e1bdb765c3998b06ad299e55b
---
 guix/build/cargo-build-system.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/guix/build/cargo-build-system.scm 
b/guix/build/cargo-build-system.scm
index 2e6aeb78be..ffb2ec898e 100644
--- a/guix/build/cargo-build-system.scm
+++ b/guix/build/cargo-build-system.scm
@@ -181,7 +181,8 @@ libraries or executables."
   ;; Configure cargo to actually use this new directory with all the crates.
   (setenv "CARGO_HOME" (string-append (getcwd) "/.cargo"))
   (mkdir-p ".cargo")
-  (let ((port (open-file ".cargo/config.toml" "w" #:encoding "utf-8")))
+  ;; Not .cargo/config.toml, rustc/cargo will generate .cargo/config otherwise.
+  (let ((port (open-file ".cargo/config" "w" #:encoding "utf-8")))
     ;; Placed here so it doesn't cause random rebuilds.  Neither of these work.
     ;; sysroot = '" (assoc-ref inputs "rust-sysroot") "'
     ;; rustflags = ['--sysroot', '" (assoc-ref inputs "rust-sysroot") "']