149 lines
4 KiB
Nix
149 lines
4 KiB
Nix
{ stdenv, cacert, git, cargo, rustc, fetchcargo, buildPackages }:
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{ name ? "${args.pname}-${args.version}"
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, cargoSha256 ? "unset"
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, src ? null
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, srcs ? null
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, cargoPatches ? []
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, patches ? []
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, sourceRoot ? null
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, logLevel ? ""
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, buildInputs ? []
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, nativeBuildInputs ? []
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, cargoUpdateHook ? ""
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, cargoDepsHook ? ""
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, cargoBuildFlags ? []
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, buildType ? "release"
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, cargoVendorDir ? null
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, ... } @ args:
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assert cargoVendorDir == null -> cargoSha256 != "unset";
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assert buildType == "release" || buildType == "debug";
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let
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cargoDeps = if cargoVendorDir == null
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then fetchcargo {
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inherit name src srcs sourceRoot cargoUpdateHook;
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patches = cargoPatches;
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sha256 = cargoSha256;
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}
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else null;
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setupVendorDir = if cargoVendorDir == null
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then ''
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unpackFile "$cargoDeps"
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cargoDepsCopy=$(stripHash $(basename $cargoDeps))
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chmod -R +w "$cargoDepsCopy"
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''
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else ''
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cargoDepsCopy="$sourceRoot/${cargoVendorDir}"
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'';
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ccForBuild="${buildPackages.stdenv.cc}/bin/${buildPackages.stdenv.cc.targetPrefix}cc";
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cxxForBuild="${buildPackages.stdenv.cc}/bin/${buildPackages.stdenv.cc.targetPrefix}c++";
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ccForHost="${stdenv.cc}/bin/${stdenv.cc.targetPrefix}cc";
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cxxForHost="${stdenv.cc}/bin/${stdenv.cc.targetPrefix}c++";
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releaseDir = "target/${stdenv.hostPlatform.config}/${buildType}";
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in stdenv.mkDerivation (args // {
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inherit cargoDeps;
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patchRegistryDeps = ./patch-registry-deps;
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nativeBuildInputs = [ cargo rustc git cacert ] ++ nativeBuildInputs;
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inherit buildInputs;
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patches = cargoPatches ++ patches;
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PKG_CONFIG_ALLOW_CROSS =
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if stdenv.buildPlatform != stdenv.hostPlatform then 1 else 0;
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postUnpack = ''
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eval "$cargoDepsHook"
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${setupVendorDir}
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mkdir .cargo
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config="$(pwd)/$cargoDepsCopy/.cargo/config";
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if [[ ! -e $config ]]; then
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config=${./fetchcargo-default-config.toml};
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fi;
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substitute $config .cargo/config \
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--subst-var-by vendor "$(pwd)/$cargoDepsCopy"
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cat >> .cargo/config <<'EOF'
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[target."${stdenv.buildPlatform.config}"]
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"linker" = "${ccForBuild}"
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${stdenv.lib.optionalString (stdenv.buildPlatform.config != stdenv.hostPlatform.config) ''
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[target."${stdenv.hostPlatform.config}"]
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"linker" = "${ccForHost}"
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''}
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EOF
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cat .cargo/config
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unset cargoDepsCopy
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export RUST_LOG=${logLevel}
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'' + (args.postUnpack or "");
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configurePhase = args.configurePhase or ''
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runHook preConfigure
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runHook postConfigure
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'';
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buildPhase = with builtins; args.buildPhase or ''
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runHook preBuild
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(
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set -x
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env \
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"CC_${stdenv.buildPlatform.config}"="${ccForBuild}" \
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"CXX_${stdenv.buildPlatform.config}"="${cxxForBuild}" \
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"CC_${stdenv.hostPlatform.config}"="${ccForHost}" \
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"CXX_${stdenv.hostPlatform.config}"="${cxxForHost}" \
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cargo build \
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--${buildType} \
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--target ${stdenv.hostPlatform.config} \
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--frozen ${concatStringsSep " " cargoBuildFlags}
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)
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# rename the output dir to a architecture independent one
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mapfile -t targets < <(find "$NIX_BUILD_TOP" -type d | grep '${releaseDir}$')
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for target in "''${targets[@]}"; do
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rm -rf "$target/../../${buildType}"
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ln -srf "$target" "$target/../../"
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done
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runHook postBuild
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'';
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checkPhase = args.checkPhase or ''
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runHook preCheck
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echo "Running cargo test"
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cargo test
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runHook postCheck
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'';
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doCheck = args.doCheck or true;
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inherit releaseDir;
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installPhase = args.installPhase or ''
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runHook preInstall
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mkdir -p $out/bin $out/lib
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find $releaseDir \
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-maxdepth 1 \
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-type f \
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-executable ! \( -regex ".*\.\(so.[0-9.]+\|so\|a\|dylib\)" \) \
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-print0 | xargs -r -0 cp -t $out/bin
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find $releaseDir \
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-maxdepth 1 \
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-regex ".*\.\(so.[0-9.]+\|so\|a\|dylib\)" \
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-print0 | xargs -r -0 cp -t $out/lib
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rmdir --ignore-fail-on-non-empty $out/lib $out/bin
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runHook postInstall
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'';
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passthru = { inherit cargoDeps; } // (args.passthru or {});
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})
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