Merge pull request #57936 from andir/build-rust-crate-nix-build-cores

buildRustCrate: use $NIX_BUILD_CORES for each of the crates
NixOS · Mar 29, 2019 · e0b4356 · e0b4356
2 parents 347a49a + 4c89619
commit e0b4356
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/pkgs/build-support/rust/build-rust-crate/build-crate.nix b/pkgs/build-support/rust/build-rust-crate/build-crate.nix
@@ -11,7 +11,7 @@
     rustcOpts =
       lib.lists.foldl' (opts: opt: opts + " " + opt)
         (if release then "-C opt-level=3" else "-C debuginfo=2")
-        (["-C codegen-units=1"] ++ extraRustcOpts);
+        (["-C codegen-units=$NIX_BUILD_CORES"] ++ extraRustcOpts);
     rustcMeta = "-C metadata=${metadata} -C extra-filename=-${metadata}";
 
     # Some platforms have different names for rustc.

diff --git a/pkgs/build-support/rust/build-rust-crate/configure-crate.nix b/pkgs/build-support/rust/build-rust-crate/configure-crate.nix
@@ -22,7 +22,7 @@ let version_ = lib.splitString "-" crateVersion;
     version = lib.splitString "." (lib.head version_);
     rustcOpts = lib.lists.foldl' (opts: opt: opts + " " + opt)
         (if release then "-C opt-level=3" else "-C debuginfo=2")
-        (["-C codegen-units=1"] ++ extraRustcOpts);
+        (["-C codegen-units=$NIX_BUILD_CORES"] ++ extraRustcOpts);
     buildDeps = makeDeps buildDependencies;
     authors = lib.concatStringsSep ":" crateAuthors;
     optLevel = if release then 3 else 0;