nixpkgs/pkgs/applications/audio/famistudio/build-native-wrapper.nix
2024-03-28 19:28:46 +01:00

69 lines
2.2 KiB
Nix

{ depname
, version
, src
, sourceRoot
, stdenv
, lib
, patches ? []
, extraPostPatch ? ""
, buildInputs ? []
}:
let
rebuildscriptName = if stdenv.hostPlatform.isLinux then
"build_linux"
else if stdenv.hostPlatform.isDarwin then
"build_macos"
else throw "Don't know how to rebuild FamiStudio's vendored ${depname} for ${stdenv.hostPlatform.system}";
in
stdenv.mkDerivation {
pname = "famistudio-nativedep-${depname}";
inherit version src sourceRoot patches buildInputs;
postPatch = let
libnameBase = lib.optionalString stdenv.hostPlatform.isLinux "lib" + depname;
in ''
# Use one name for build script, eases with patching
mv ${rebuildscriptName}.sh build.sh
# Scripts use hardcoded compilers and try to copy built libraries into FamiStudio's build tree
# Not all scripts use the same compiler, so don't fail on replacing that
substituteInPlace build.sh \
--replace-fail '../../FamiStudio/' "$out/lib/" \
--replace-quiet 'g++' "$CXX"
# Replacing gcc via sed, would break -static-libgcc otherwise
sed -i -e "s/^gcc/$CC/g" build.sh
'' + lib.optionalString stdenv.hostPlatform.isDarwin ''
# Darwin rebuild scripts try to make a universal2 dylib
# - build dylib for non-hostPlatform
# - copy built library into special directory for later packaging script
# - join two dylibs together into a universal2 dylib
# Remove everything we don't need
sed -ri \
-e '/-target ${if stdenv.hostPlatform.isx86_64 then "arm64" else "x86_64"}/d' \
-e '/..\/..\/Setup/d' \
build.sh
# Replace joining multi-arch dylibs with copying dylib for target arch
substituteInPlace build.sh \
--replace-fail 'lipo -create -output ${libnameBase}.dylib' 'cp ${libnameBase}_${if stdenv.hostPlatform.isx86_64 then "x86_64" else "arm64"}.dylib ${libnameBase}.dylib #'
'' + extraPostPatch;
dontConfigure = true;
dontInstall = true; # rebuild script automatically installs
buildPhase = ''
runHook preBuild
mkdir -p $out/lib
# Delete all prebuilt libraries, make sure everything is rebuilt
find . -name '*.so' -or -name '*.dylib' -or -name '*.a' -delete
# When calling normally, an error won't cause derivation to fail
source ./build.sh
runHook postBuild
'';
}