322 lines
8.2 KiB
Nix
322 lines
8.2 KiB
Nix
# https://nim-lang.github.io/Nim/packaging.html
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# https://nim-lang.org/docs/nimc.html
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{ lib, buildPackages, stdenv, fetchurl, fetchgit, fetchFromGitHub, makeWrapper
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, openssl, pcre, readline, boehmgc, sqlite, nim-unwrapped }:
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let
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parseCpu = platform:
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with platform;
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# Derive a Nim CPU identifier
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if isAarch32 then
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"arm"
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else if isAarch64 then
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"arm64"
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else if isAlpha then
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"alpha"
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else if isAvr then
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"avr"
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else if isMips && is32bit then
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"mips"
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else if isMips && is64bit then
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"mips64"
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else if isMsp430 then
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"msp430"
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else if isPowerPC && is32bit then
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"powerpc"
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else if isPowerPC && is64bit then
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"powerpc64"
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else if isRiscV && is64bit then
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"riscv64"
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else if isSparc then
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"sparc"
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else if isx86_32 then
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"i386"
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else if isx86_64 then
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"amd64"
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else
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abort "no Nim CPU support known for ${config}";
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parseOs = platform:
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with platform;
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# Derive a Nim OS identifier
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if isAndroid then
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"Android"
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else if isDarwin then
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"MacOSX"
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else if isFreeBSD then
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"FreeBSD"
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else if isGenode then
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"Genode"
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else if isLinux then
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"Linux"
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else if isNetBSD then
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"NetBSD"
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else if isNone then
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"Standalone"
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else if isOpenBSD then
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"OpenBSD"
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else if isWindows then
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"Windows"
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else if isiOS then
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"iOS"
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else
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abort "no Nim OS support known for ${config}";
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parsePlatform = p: {
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cpu = parseCpu p;
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os = parseOs p;
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};
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nimHost = parsePlatform stdenv.hostPlatform;
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nimTarget = parsePlatform stdenv.targetPlatform;
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bootstrapCompiler = stdenv.mkDerivation rec {
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pname = "nim-bootstrap";
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version = "0.20.0";
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src = fetchgit {
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# A Git checkout is much smaller than a GitHub tarball.
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url = "https://github.com/nim-lang/csources.git";
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rev = "v${version}";
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sha256 = "0i6vsfy1sgapx43n226q8m0pvn159sw2mhp50zm3hhb9zfijanis";
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};
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enableParallelBuilding = true;
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installPhase = ''
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runHook preInstall
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install -Dt $out/bin bin/nim
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runHook postInstall
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'';
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};
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in {
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nim-unwrapped = stdenv.mkDerivation rec {
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pname = "nim-unwrapped";
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version = "1.4.6";
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strictDeps = true;
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src = fetchurl {
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url = "https://nim-lang.org/download/nim-${version}.tar.xz";
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hash = "sha256-D7wPkoLP/oXembxHv6h2Ulud3aKi6uVcGFoIgEuY070=";
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};
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buildInputs = [ boehmgc openssl pcre readline sqlite ];
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patches = [
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./NIM_CONFIG_DIR.patch
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# Override compiler configuration via an environmental variable
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./nixbuild.patch
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# Load libraries at runtime by absolute path
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];
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configurePhase = ''
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runHook preConfigure
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cp ${bootstrapCompiler}/bin/nim bin/
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echo 'define:nixbuild' >> config/nim.cfg
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runHook postConfigure
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'';
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kochArgs = [
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"--cpu:${nimHost.cpu}"
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"--os:${nimHost.os}"
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"-d:release"
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"-d:useGnuReadline"
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] ++ lib.optional (stdenv.isDarwin || stdenv.isLinux) "-d:nativeStacktrace";
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buildPhase = ''
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runHook preBuild
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local HOME=$TMPDIR
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./bin/nim c koch
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./koch boot $kochArgs --parallelBuild:$NIX_BUILD_CORES
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./koch toolsNoExternal $kochArgs --parallelBuild:$NIX_BUILD_CORES
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runHook postBuild
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'';
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installPhase = ''
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runHook preInstall
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install -Dt $out/bin bin/*
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ln -sf $out/nim/bin/nim $out/bin/nim
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./install.sh $out
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runHook postInstall
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'';
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meta = with lib; {
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description = "Statically typed, imperative programming language";
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homepage = "https://nim-lang.org/";
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license = licenses.mit;
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maintainers = with maintainers; [ ehmry ];
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};
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};
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nimble-unwrapped = stdenv.mkDerivation rec {
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pname = "nimble-unwrapped";
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version = "0.13.1";
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strictDeps = true;
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src = fetchFromGitHub {
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owner = "nim-lang";
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repo = "nimble";
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rev = "v${version}";
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sha256 = "1idb4r0kjbqv16r6bgmxlr13w2vgq5332hmnc8pjbxiyfwm075x8";
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};
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depsBuildBuild = [ nim-unwrapped ];
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buildInputs = [ openssl ];
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nimFlags = [ "--cpu:${nimHost.cpu}" "--os:${nimHost.os}" "-d:release" ];
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buildPhase = ''
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runHook preBuild
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HOME=$NIX_BUILD_TOP nim c $nimFlags src/nimble
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runHook postBuild
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'';
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installPhase = ''
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runHook preBuild
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install -Dt $out/bin src/nimble
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runHook postBuild
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'';
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};
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nim = let
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nim' = buildPackages.nim-unwrapped;
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nimble' = buildPackages.nimble-unwrapped;
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inherit (stdenv) targetPlatform;
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in stdenv.mkDerivation {
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name = "${targetPlatform.config}-nim-wrapper-${nim'.version}";
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inherit (nim') version;
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preferLocalBuild = true;
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strictDeps = true;
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nativeBuildInputs = [ makeWrapper ];
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patches = [
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./nim.cfg.patch
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# Remove configurations that clash with ours
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];
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unpackPhase = ''
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runHook preUnpack
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tar xf ${nim'.src} nim-$version/config
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cd nim-$version
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runHook postUnpack
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'';
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dontConfigure = true;
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buildPhase =
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# Configure the Nim compiler to use $CC and $CXX as backends
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# The compiler is configured by two configuration files, each with
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# a different DSL. The order of evaluation matters and that order
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# is not documented, so duplicate the configuration across both files.
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''
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runHook preBuild
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cat >> config/config.nims << WTF
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switch("os", "${nimTarget.os}")
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switch("cpu", "${nimTarget.cpu}")
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switch("define", "nixbuild")
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# Configure the compiler using the $CC set by Nix at build time
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import strutils
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let cc = getEnv"CC"
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if cc.contains("gcc"):
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switch("cc", "gcc")
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elif cc.contains("clang"):
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switch("cc", "clang")
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WTF
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mv config/nim.cfg config/nim.cfg.old
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cat > config/nim.cfg << WTF
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os = "${nimTarget.os}"
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cpu = "${nimTarget.cpu}"
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define:"nixbuild"
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WTF
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cat >> config/nim.cfg < config/nim.cfg.old
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rm config/nim.cfg.old
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cat >> config/nim.cfg << WTF
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clang.cpp.exe %= "\$CXX"
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clang.cpp.linkerexe %= "\$CXX"
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clang.exe %= "\$CC"
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clang.linkerexe %= "\$CC"
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gcc.cpp.exe %= "\$CXX"
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gcc.cpp.linkerexe %= "\$CXX"
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gcc.exe %= "\$CC"
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gcc.linkerexe %= "\$CC"
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WTF
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runHook postBuild
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'';
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wrapperArgs = [
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"--prefix PATH : ${lib.makeBinPath [ buildPackages.gdb ]}:${
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placeholder "out"
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}/bin"
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# Used by nim-gdb
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"--prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ openssl pcre ]}"
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# These libraries may be referred to by the standard library.
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# This is broken for cross-compilation because the package
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# set will be shifted back by nativeBuildInputs.
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"--set NIM_CONFIG_PATH ${placeholder "out"}/etc/nim"
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# Use the custom configuration
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''--set NIX_HARDENING_ENABLE "''${NIX_HARDENING_ENABLE/fortify}"''
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# Fortify hardening appends -O2 to gcc flags which is unwanted for unoptimized nim builds.
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];
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installPhase = ''
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runHook preInstall
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mkdir -p $out/bin $out/etc
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cp -r config $out/etc/nim
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for binpath in ${nim'}/bin/nim?*; do
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local binname=`basename $binpath`
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makeWrapper \
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$binpath $out/bin/${targetPlatform.config}-$binname \
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$wrapperArgs
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ln -s $out/bin/${targetPlatform.config}-$binname $out/bin/$binname
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done
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makeWrapper \
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${nim'}/nim/bin/nim $out/bin/${targetPlatform.config}-nim \
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$wrapperArgs
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ln -s $out/bin/${targetPlatform.config}-nim $out/bin/nim
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makeWrapper \
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${nim'}/bin/testament $out/bin/${targetPlatform.config}-testament \
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$wrapperArgs
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ln -s $out/bin/${targetPlatform.config}-testament $out/bin/testament
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makeWrapper \
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${nimble'}/bin/nimble $out/bin/${targetPlatform.config}-nimble \
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--suffix PATH : $out/bin
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ln -s $out/bin/${targetPlatform.config}-nimble $out/bin/nimble
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runHook postInstall
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'';
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passthru = {
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nim = nim';
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nimble = nimble';
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};
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meta = nim'.meta // {
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description = nim'.meta.description
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+ " (${targetPlatform.config} wrapper)";
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platforms = with lib.platforms; unix ++ genode;
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};
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};
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}
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