72 lines
2.4 KiB
Nix
72 lines
2.4 KiB
Nix
{
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perSystem =
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{ config, ... }:
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let
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cfg = config.nix-bindings-rust;
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in
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{
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# https://flake.parts/options/nix-cargo-integration
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nci.projects.nix-bindings = {
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path = ./.;
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profiles = {
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dev.drvConfig.env.RUSTFLAGS = "-D warnings";
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release.runTests = true;
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};
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drvConfig = {
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imports = [
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# Downstream projects import this into depsDrvConfig instead
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cfg.nciBuildConfig
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];
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# Extra settings for running the tests
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mkDerivation = {
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# Prepare the environment for Nix to work.
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# Nix does not provide a suitable environment for running itself in
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# the sandbox - not by default. We configure it to use a relocated store.
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preCheck = ''
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# nix needs a home directory
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export HOME="$(mktemp -d $TMPDIR/home.XXXXXX)"
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# configure a relocated store
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store_data=$(mktemp -d $TMPDIR/store-data.XXXXXX)
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export NIX_REMOTE="$store_data"
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export NIX_BUILD_HOOK=
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export NIX_CONF_DIR=$store_data/etc
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export NIX_LOCALSTATE_DIR=$store_data/nix/var
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export NIX_LOG_DIR=$store_data/nix/var/log/nix
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export NIX_STATE_DIR=$store_data/nix/var/nix
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echo "Configuring relocated store at $NIX_REMOTE..."
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# Create nix.conf with experimental features enabled
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mkdir -p "$NIX_CONF_DIR"
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echo "experimental-features = ca-derivations flakes" > "$NIX_CONF_DIR/nix.conf"
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# Init ahead of time, because concurrent initialization is flaky
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${cfg.nixPackage}/bin/nix-store --init
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echo "Store initialized."
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'';
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};
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};
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};
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nci.crates.nix-bindings-store =
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let
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addHarmoniaProfile = ''
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cat >> Cargo.toml <<'EOF'
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[profile.harmonia]
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inherits = "release"
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EOF
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'';
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in
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{
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profiles.harmonia = {
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features = [ "harmonia" ];
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runTests = true;
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# Add harmonia profile to Cargo.toml for both deps and main builds
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depsDrvConfig.mkDerivation.postPatch = addHarmoniaProfile;
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drvConfig.mkDerivation.postPatch = addHarmoniaProfile;
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};
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};
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};
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}
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