buildRustPackage: Add log-level argument.

2016-05-28 12:46:16 +02:00 · 2016-05-28 12:46:16 +02:00 · 1e04865e87
commit 1e04865e87
parent b88caeff8f
1 changed files with 2 additions and 0 deletions
--- a/pkgs/build-support/rust/default.nix
+++ b/pkgs/build-support/rust/default.nix
@ -3,6 +3,7 @@
 , src ? null
 , srcs ? null
 , sourceRoot ? null
+, logLevel ? "warn"
 , buildInputs ? []
 , cargoUpdateHook ? ""
 , ... } @ args:
@ -42,6 +43,7 @@ in stdenv.mkDerivation (args // {
    EOF

    export CARGO_HOME="$(realpath deps)"
+    export RUST_LOG=${logLevel}

    # Let's find out which $indexHash cargo uses for file:///dev/null
    (cd $sourceRoot && cargo fetch &>/dev/null) || true