nixpkgs/pkgs/build-support/rust/default.nix
2018-07-20 18:48:37 +00:00

98 lines
2.2 KiB
Nix

{ callPackage, fetchurl, stdenv, path, cacert, git, rust, cargo-vendor }:
let
fetchcargo = import ./fetchcargo.nix {
inherit stdenv cacert git rust cargo-vendor;
};
in
{ name, cargoSha256 ? "unset"
, src ? null
, srcs ? null
, sourceRoot ? null
, logLevel ? ""
, buildInputs ? []
, cargoUpdateHook ? ""
, cargoDepsHook ? ""
, cargoBuildFlags ? []
, cargoVendorDir ? null
, ... } @ args:
assert cargoVendorDir == null -> cargoSha256 != "unset";
let
cargoDeps = if cargoVendorDir == null
then fetchcargo {
inherit name src srcs sourceRoot cargoUpdateHook;
sha256 = cargoSha256;
}
else null;
setupVendorDir = if cargoVendorDir == null
then ''
unpackFile "$cargoDeps"
cargoDepsCopy=$(stripHash $(basename $cargoDeps))
chmod -R +w "$cargoDepsCopy"
''
else ''
cargoDepsCopy="$sourceRoot/${cargoVendorDir}"
'';
in stdenv.mkDerivation (args // {
inherit cargoDeps;
patchRegistryDeps = ./patch-registry-deps;
buildInputs = [ cacert git rust.cargo rust.rustc ] ++ buildInputs;
configurePhase = args.configurePhase or ''
runHook preConfigure
# noop
runHook postConfigure
'';
postUnpack = ''
eval "$cargoDepsHook"
${setupVendorDir}
mkdir .cargo
cat >.cargo/config <<-EOF
[source.crates-io]
registry = 'https://github.com/rust-lang/crates.io-index'
replace-with = 'vendored-sources'
[source.vendored-sources]
directory = '$(pwd)/$cargoDepsCopy'
EOF
unset cargoDepsCopy
export RUST_LOG=${logLevel}
'' + (args.postUnpack or "");
buildPhase = with builtins; args.buildPhase or ''
runHook preBuild
echo "Running cargo build --release ${concatStringsSep " " cargoBuildFlags}"
cargo build --release --frozen ${concatStringsSep " " cargoBuildFlags}
runHook postBuild
'';
checkPhase = args.checkPhase or ''
runHook preCheck
echo "Running cargo test"
cargo test
runHook postCheck
'';
doCheck = args.doCheck or true;
installPhase = args.installPhase or ''
runHook preInstall
mkdir -p $out/bin
find target/release -maxdepth 1 -executable -type f -exec cp "{}" $out/bin \;
runHook postInstall
'';
passthru = { inherit cargoDeps; } // (args.passthru or {});
})