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-rw-r--r--nixpkgs/pkgs/development/compilers/rust/rust-lib-src.nix15
1 files changed, 5 insertions, 10 deletions
diff --git a/nixpkgs/pkgs/development/compilers/rust/rust-lib-src.nix b/nixpkgs/pkgs/development/compilers/rust/rust-lib-src.nix
index 67a7fa3641ad..aa914338639d 100644
--- a/nixpkgs/pkgs/development/compilers/rust/rust-lib-src.nix
+++ b/nixpkgs/pkgs/development/compilers/rust/rust-lib-src.nix
@@ -1,11 +1,6 @@
-{ stdenv, rustc }:
+{ runCommand, rustc }:
 
-stdenv.mkDerivation {
-  name = "rust-lib-src";
-  src = rustc.src;
-  phases = [ "unpackPhase" "installPhase" ];
-
-  installPhase = ''
-    mv library $out
-  '';
-}
+runCommand "rust-lib-src" { } ''
+  tar --strip-components=1 -xzf ${rustc.src}
+  mv library $out
+''