nim-codex/nix/default.nix
markoburcul d114e6e942 nix: build nim compiler
Using nimbus build system since the codex now uses version of Nim >2.
Tested with nim versions(>2) in nixpkgs but none of them work thus the
removal of USE_SYSTEM_NIM and its logic.
Signed-off-by: markoburcul <marko@status.im>
2025-01-21 16:45:33 +01:00

96 lines
2.7 KiB
Nix

{
pkgs ? import <nixpkgs> { },
src ? ../.,
targets ? ["all"],
# Options: 0,1,2
verbosity ? 1,
commit ? builtins.substring 0 7 (src.rev or "dirty"),
# These are the only platforms tested in CI and considered stable.
stableSystems ? [
"x86_64-linux" "aarch64-linux"
"x86_64-darwin" "aarch64-darwin"
],
# Perform 2-stage bootstrap instead of 3-stage to save time.
quickAndDirty ? true,
circomCompatPkg ? (
builtins.getFlake "github:codex-storage/circom-compat-ffi"
).packages.${builtins.currentSystem}.default
}:
assert pkgs.lib.assertMsg ((src.submodules or true) == true)
"Unable to build without submodules. Append '?submodules=1#' to the URI.";
let
inherit (pkgs) stdenv lib writeScriptBin callPackage;
revision = lib.substring 0 8 (src.rev or "dirty");
tools = callPackage ./tools.nix {};
in pkgs.gcc13Stdenv.mkDerivation rec {
pname = "codex";
version = "${tools.findKeyValue "version = \"([0-9]+\.[0-9]+\.[0-9]+)\"" ../codex.nimble}-${revision}";
inherit src;
# Dependencies that should exist in the runtime environment.
buildInputs = with pkgs; [
openssl
gmp
];
# Dependencies that should only exist in the build environment.
nativeBuildInputs = let
# Fix for Nim compiler calling 'git rev-parse' and 'lsb_release'.
fakeGit = writeScriptBin "git" "echo ${version}";
# Fix for the nim-circom-compat-ffi package that is built with cargo.
fakeCargo = writeScriptBin "cargo" "echo ${version}";
in
with pkgs; [
cmake
which
lsb-release
circomCompatPkg
fakeGit
fakeCargo
];
# Disable CPU optmizations that make binary not portable.
NIMFLAGS = "-d:disableMarchNative -d:git_revision_override=${revision}";
# Avoid Nim cache permission errors.
XDG_CACHE_HOME = "/tmp";
makeFlags = targets ++ [
"V=${toString verbosity}"
"QUICK_AND_DIRTY_COMPILER=${if quickAndDirty then "1" else "0"}"
"QUICK_AND_DIRTY_NIMBLE=${if quickAndDirty then "1" else "0"}"
];
configurePhase = ''
patchShebangs . vendor/nimbus-build-system > /dev/null
make nimbus-build-system-paths
'';
preBuild = ''
pushd vendor/nimbus-build-system/vendor/Nim
mkdir dist
cp -r ${callPackage ./nimble.nix {}} dist/nimble
cp -r ${callPackage ./checksums.nix {}} dist/checksums
cp -r ${callPackage ./csources.nix {}} csources_v2
chmod 777 -R dist/nimble csources_v2
popd
'';
installPhase = ''
mkdir -p $out/bin
cp build/codex $out/bin/
'';
meta = with pkgs.lib; {
description = "Nim Codex storage system";
homepage = "https://github.com/codex-storage/nim-codex";
license = licenses.mit;
platforms = stableSystems;
};
}