Retro68/default.nix
2021-12-08 23:39:19 +01:00

433 lines
14 KiB
Nix

{ system ? builtins.currentSystem, pkgs ? import <nixpkgs> { inherit system; }
, ... }:
let
retroPlatforms = {
m68k = {
system = "m68k-macos";
config = "m68k-apple-macos";
libc = "retro68";
parsed = {
cpu = {
name = "m68k";
bits = 32;
significantByte = { name = "bigEndian"; };
family = "m68k";
};
kernel = {
name = "macos";
execFormat = { name = "unknown"; };
};
};
bfdEmulation = "m68k";
isStatic = true;
retro68GccConfig = [ "--with-arch=m68k" "--with-cpu=m68000" ];
retro68 = true;
cmakeSystemName = "Retro68";
};
powerpc = {
system = "powerpc-macos";
config = "powerpc-apple-macos";
libc = "retro68";
parsed = {
cpu = {
name = "powerpc";
bits = 32;
significantByte = { name = "bigEndian"; };
family = "power";
};
kernel = {
name = "macos";
execFormat = { name = "unknown"; };
};
};
isStatic = true;
retro68BinutilsConfig = [ "--disable-plugins" ];
retro68GccConfig = [ "--disable-lto" ];
retro68 = true;
cmakeSystemName = "RetroPPC";
};
carbon = {
system = "powerpc-carbon";
config = "powerpc-apple-carbon";
libc = "retro68";
parsed = {
cpu = {
name = "powerpc";
bits = 32;
significantByte = { name = "bigEndian"; };
family = "power";
};
kernel = {
name = "carbon";
execFormat = { name = "unknown"; };
};
};
isStatic = true;
retro68BinutilsConfig = [ "--disable-plugins" ];
retro68GccConfig = [ "--disable-lto" ];
retro68 = true;
cmakeSystemName = "RetroCarbon";
};
isStatic = true;
retro68BinutilsConfig = [ "--disable-plugins" ];
retro68GccConfig = [ "--disable-lto" ];
retro68 = true;
};
# A Nixpkgs overlay.
overlay = pkgs: prev:
{
retro68 = {
platforms = retroPlatforms;
monolithic = with pkgs;
stdenv.mkDerivation {
name = "retro68.monolithic";
src = ./.;
nativeBuildInputs = [ cmake bison flex ruby ninja bash ];
buildInputs = [ boost gmp mpfr libmpc zlib ]
++ lib.optional hostPlatform.isDarwin
darwin.apple_sdk.frameworks.ApplicationServices;
buildCommand = ''
bash $src/build-toolchain.bash --ninja --prefix=$out --no-carbon
'';
hardeningDisable = [ "format" ];
};
# ----------- Native Tools -------------
# hfsutils -- Utilities for manipulating HFS volumes & disk images.
hfsutils = with pkgs;
stdenv.mkDerivation {
name = "retro68.hfsutils";
srcs = ./hfsutils;
preConfigure = ''
mkdir -p $out/bin
mkdir -p $out/lib
mkdir -p $out/include
mkdir -p $out/share/man/man1
'';
configureFlags = [ "--mandir=$(out)/share/man" "--enable-devlibs" ];
};
# tools -- native tools that are part of Retro68
tools = with pkgs;
stdenv.mkDerivation {
name = "retro68.tools";
src = nix-gitignore.gitignoreSource [
"/*"
"!/CMakeLists.txt"
"!/libelf" # should perhaps use nixpkg's libelf instead?
"!/cmake"
"!/LaunchAPPL"
"!/libretro"
"!/PEFTools"
"!/ResourceFiles"
"!/Rez"
"!/Elf2Mac"
"!/ConvertObj"
"!/ConvertDiskImage"
] ./.;
nativeBuildInputs = [ cmake bison flex ];
buildInputs = [ boost zlib retro68.hfsutils ]
++ lib.optional hostPlatform.isDarwin
darwin.apple_sdk.frameworks.ApplicationServices;
};
} // prev.lib.optionalAttrs (prev.targetPlatform ? retro68) {
# ----------- Binutils & GCC -------------
# binutils_unwrapped -- binutils, without any wrappers
binutils_unwrapped = with pkgs;
stdenv.mkDerivation rec {
name = "retro68.binutils_unwrapped";
src = ./binutils;
configureFlags =
[ "--target=${stdenv.targetPlatform.config}" "--disable-doc" ]
++ stdenv.targetPlatform.retro68BinutilsConfig or [ ];
enableParallelBuilding = true;
postInstall = let
ld = "$out/bin/${stdenv.targetPlatform.config}-ld";
ld_real = "$out/bin/${stdenv.targetPlatform.config}-ld.real";
in ''
mv ${ld} ${ld_real}
echo "#!${stdenv.shell}" > ${ld}
echo "exec \$'' + ''
{RETRO68_LD_WRAPPER_${stdenv.targetPlatform.cmakeSystemName}-${ld_real}} \"\$@\"" >> ${ld}
chmod +x ${ld}
rm $out/${stdenv.targetPlatform.config}/bin/ld
ln -s ${ld} $out/${stdenv.targetPlatform.config}/bin/ld
'';
};
# gcc -- gcc, without any wrappers
gcc_unwrapped = with pkgs;
stdenv.mkDerivation rec {
name = "retro68.gcc_unwrapped";
src = ./gcc;
buildInputs = [ retro68.binutils_unwrapped gmp mpfr libmpc ];
configureFlags = [
"--target=${stdenv.targetPlatform.config}"
"--enable-languages=c,c++"
"--disable-libssp"
"MAKEINFO=missing"
] ++ stdenv.targetPlatform.retro68GccConfig or [ ];
hardeningDisable = [ "format" ];
enableParallelBuilding = true;
# nix does in-source builds by default, and something breaks
buildCommand = ''
mkdir -p $out/${stdenv.targetPlatform.config}/bin
ln -s ${retro68.binutils_unwrapped}/${stdenv.targetPlatform.config}/bin/* $out/${stdenv.targetPlatform.config}/bin/
export target_configargs="--disable-nls --enable-libstdcxx-dual-abi=no --disable-libstdcxx-verbose"
$src/configure ${builtins.toString configureFlags} --prefix=$out
make -j$NIX_BUILD_CORES
make install
'';
};
} // prev.lib.optionalAttrs (prev.hostPlatform ? retro68) {
setup_hook = let
systemName = pkgs.targetPlatform.cmakeSystemName;
toolchain = pkgs.writeTextFile {
name = "retro68.cmake-toolchain";
text = ''
set(CMAKE_SYSTEM_NAME ${systemName})
set(CMAKE_SYSTEM_VERSION 1)
set(CMAKE_CROSSCOMPILING TRUE)
set(REZ "${pkgs.buildPackages.retro68.tools}/bin/Rez" )
set(REZ_TEMPLATES_PATH ${pkgs.retro68.libretro}/RIncludes)
set(MAKE_PEF "${pkgs.buildPackages.retro68.tools}/bin/MakePEF" )
include(${./cmake/add_application.cmake})
'';
};
hook = pkgs.writeTextFile {
name = "retro68.setup_hook";
text = ''
export CMAKE_TOOLCHAIN_FILE=${toolchain}
retro68_addRIncludes() {
case $depHostOffset in
-1) local role='BUILD_' ;;
0) local role="" ;;
1) local role='TARGET_' ;;
*) echo "retro68_addRIncludes: Error: Cannot be used with $depHostOffset-offset deps" >2;
return 1 ;;
esac
if [[ -d "$1/RIncludes" ]]; then
export REZ_INCLUDE_PATH+=":$1/RIncludes"
fi
}
addEnvHooks "$targetOffset" retro68_addRIncludes
'' + (pkgs.lib.optionalString (systemName == "Retro68") ''
export RETRO68_LD_WRAPPER_Retro68="${pkgs.buildPackages.retro68.tools}/bin/Elf2Mac"
export RETRO68_REAL_LD="${pkgs.buildPackages.retro68.binutils_unwrapped}/bin/m68k-apple-macos-ld.real"
'');
};
in pkgs.makeSetupHook { } hook;
# ----------- Retro68 core libraries -------------
# multiversal -- multiversal interfaces
multiversal = with pkgs;
(stdenv.override {
cc = stdenv.cc.override { extraPackages = [ ]; };
}).mkDerivation {
name = "retro68.multiversal";
src = ./multiversal;
nativeBuildInputs = [ buildPackages.ruby ];
buildCommand = ''
echo $src
build=`pwd`
(cd $src && ruby make-multiverse.rb -G CIncludes -o "$build")
mkdir $out
cp -r CIncludes $out/include
cp -r RIncludes $out/
'' + (if stdenv.targetPlatform.system == "m68k-macos" then ''
cp -r lib68k $out/lib
'' else
"");
};
import_libraries = with pkgs;
if stdenvNoCC.targetPlatform != retroPlatforms.m68k then
stdenvNoCC.mkDerivation {
name = "retro68.import_libraries";
src = ./ImportLibraries;
buildCommand = ''
mkdir -p $out/lib
cp $src/*.a $out/lib/
'';
}
else
null;
libretro = with pkgs;
let
systemName = pkgs.targetPlatform.cmakeSystemName;
toolchain = pkgs.writeTextFile {
name = "retro68-cmake-toolchain-bootstrap";
text = ''
set(CMAKE_SYSTEM_NAME ${systemName})
set(CMAKE_SYSTEM_VERSION 1)
set(CMAKE_CROSSCOMPILING TRUE)
'';
};
in (pkgs.stdenv.override {
cc = stdenv.cc.override { extraPackages = [ ]; };
}).mkDerivation {
name = "libretro";
src = ./libretro;
nativeBuildInputs = [ buildPackages.cmake ];
buildInputs = [ retro68.multiversal ];
buildCommand = ''
echo "Build command."
cmake $src \
-DCMAKE_INSTALL_PREFIX=$out \
-DCMAKE_TRY_COMPILE_TARGET_TYPE=STATIC_LIBRARY \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_TOOLCHAIN_FILE=${toolchain}
cmake --build .
cmake --build . --target install
'';
};
console = with pkgs;
stdenv.mkDerivation {
name = "retro68.console";
src = ./Console;
nativeBuildInputs = [ buildPackages.cmake ];
};
samples = with pkgs;
let
individualSamples = lib.mapAttrs (key: path:
stdenv.mkDerivation {
name = "retro68.samples." + key;
src = path;
nativeBuildInputs = [ buildPackages.ninja buildPackages.cmake ];
buildInputs = [ retro68.console ];
buildCommand = ''
mkdir build
cd build
cmake $src -G Ninja
ninja
mkdir -p $out/Applications
mkdir -p $out/Applications/.finf
mkdir -p $out/Applications/.rsrc
cp *.APPL $out/Applications
cp .finf/*.APPL $out/Applications/.finf
cp .rsrc/*.APPL $out/Applications/.rsrc
for f in *.APPL; do
cp $'' + ''
{f%.APPL}.bin $out/Applications
done
'';
}) ({
dialog = ./Samples/Dialog;
helloworld = ./Samples/HelloWorld;
mpwtool = ./Samples/MPWTool;
raytracer = ./Samples/Raytracer;
#systemextension = ./Samples/SystemExtension;
wdef = ./Samples/WDEF;
} // lib.optionalAttrs
(targetPlatform.cmakeSystemName != "Retro68") {
sharedlibrary = ./Samples/SharedLibrary;
} // lib.optionalAttrs
(targetPlatform.cmakeSystemName == "Retro68") {
launcher = ./Samples/Launcher;
});
in runCommand "retro68.samples" { } ''
mkdir -p $out/Applications
mkdir -p $out/Applications/.rsrc
mkdir -p $out/Applications/.finf
${lib.concatMapStrings (x: ''
cp -r ${lib.escapeShellArg x}/Applications $out/
'') (builtins.attrValues individualSamples)}
'' // individualSamples;
};
} // prev.lib.optionalAttrs (prev.targetPlatform ? retro68) {
# ----------- Binutils & GCC wrapped for nixpkgs -------------
# binutils -- binutils with the wrappers provided by nixpkgs
binutils =
pkgs.wrapBintoolsWith { bintools = pkgs.retro68.binutils_unwrapped; };
# gcc -- gcc with the wrappers provided by nixpkgs
gcc = pkgs.wrapCCWith {
cc = pkgs.retro68.gcc_unwrapped;
# don't allow nix to add options for hardening
extraBuildCommands = ''
echo "" > $out/nix-support/add-hardening.sh
'';
extraPackages = with pkgs.targetPackages.retro68; [
multiversal
import_libraries
libretro
setup_hook
];
};
# no separate libc package for now
libcCrossChooser = name:
if name == "retro68" then null else prev.libcCrossChooser name;
};
pkgs = import <nixpkgs> {
inherit system;
overlays = [ overlay ];
};
crossPkgs = pkgs.lib.mapAttrs (name: plat:
import <nixpkgs> {
inherit system;
overlays = [ overlay ];
crossSystem = plat;
config = { allowUnsupportedSystem = true; };
}) retroPlatforms;
shell = pkgs.lib.mapAttrs (name: cross:
cross.mkShell {
nativeBuildInputs = with pkgs; [
retro68.hfsutils
retro68.tools
cmake
gnumake
];
buildInputs = [ cross.retro68.console ];
} // cross) crossPkgs;
in shell.m68k // shell // {
inherit overlay;
inherit (pkgs) retro68;
}