nixpkgs/pkgs/development/r-modules/generic-builder.nix
2025-04-20 16:14:23 +01:00

84 lines
1.8 KiB
Nix

{
stdenv,
lib,
R,
xvfb-run,
util-linux,
gettext,
gfortran,
libiconv,
}:
{
name,
buildInputs ? [ ],
requireX ? false,
...
}@attrs:
stdenv.mkDerivation (
{
buildInputs =
buildInputs
++ [
R
gettext
]
++ lib.optionals requireX [
util-linux
xvfb-run
]
++ lib.optionals stdenv.hostPlatform.isDarwin [
gfortran
libiconv
];
env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.hostPlatform.isDarwin "-I${lib.getInclude stdenv.cc.libcxx}/include/c++/v1";
enableParallelBuilding = true;
configurePhase = ''
runHook preConfigure
export MAKEFLAGS+="''${enableParallelBuilding:+-j$NIX_BUILD_CORES}"
export R_LIBS_SITE="$R_LIBS_SITE''${R_LIBS_SITE:+:}$out/library"
runHook postConfigure
'';
buildPhase = ''
runHook preBuild
runHook postBuild
'';
installFlags = if attrs.doCheck or true then [ ] else [ "--no-test-load" ];
rCommand =
if requireX then
# Unfortunately, xvfb-run has a race condition even with -a option, so that
# we acquire a lock explicitly.
"flock ${xvfb-run} xvfb-run -a -e xvfb-error R"
else
"R";
installPhase = ''
runHook preInstall
mkdir -p $out/library
$rCommand CMD INSTALL --built-timestamp='1970-01-01 00:00:00 UTC' $installFlags --configure-args="$configureFlags" -l $out/library .
runHook postInstall
'';
postFixup = ''
if test -e $out/nix-support/propagated-build-inputs; then
ln -s $out/nix-support/propagated-build-inputs $out/nix-support/propagated-user-env-packages
fi
'';
checkPhase = ''
# noop since R CMD INSTALL tests packages
'';
}
// attrs
// {
name = "r-" + name;
}
)