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nixpkgs/pkgs/applications/science/math/sage/sage-with-env.nix

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{ stdenv
, lib
, makeWrapper
, sage-env
, blas
, lapack
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, pkg-config
, three
, singular
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, gap
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, giac
, maxima
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, pari
, gmp
, gfan
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, python3
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, flintqs
, eclib
, ntl
, ecm
, pynac
, pythonEnv
}:
# lots of segfaults with (64 bit) blas
assert (!blas.isILP64) && (!lapack.isILP64);
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# Wrapper that combined `sagelib` with `sage-env` to produce an actually
# executable sage. No tests are run yet and no documentation is built.
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let
buildInputs = [
pythonEnv # for patchShebangs
makeWrapper
pkg-config
blas lapack
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singular
three
pynac
giac
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gap
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pari
gmp
gfan
maxima
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eclib
flintqs
ntl
ecm
];
# remove python prefix, replace "-" in the name by "_", apply patch_names
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# python3.8-some-pkg-1.0 -> some_pkg-1.0
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pkg_to_spkg_name = pkg: patch_names: let
parts = lib.splitString "-" pkg.name;
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# remove python3.8-
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stripped_parts = if (builtins.head parts) == python3.libPrefix then builtins.tail parts else parts;
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version = lib.last stripped_parts;
orig_pkgname = lib.init stripped_parts;
pkgname = patch_names (lib.concatStringsSep "_" orig_pkgname);
in pkgname + "-" + version;
# return the names of all dependencies in the transitive closure
transitiveClosure = dep:
if dep == null then
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# propagatedBuildInputs might contain null
# (although that might be considered a programming error in the derivation)
[]
else
[ dep ] ++ (
if builtins.hasAttr "propagatedBuildInputs" dep then
lib.unique (builtins.concatLists (map transitiveClosure dep.propagatedBuildInputs))
else
[]
);
allInputs = lib.remove null (buildInputs ++ pythonEnv.extraLibs);
transitiveDeps = lib.unique (builtins.concatLists (map transitiveClosure allInputs ));
# fix differences between spkg and sage names
# (could patch sage instead, but this is more lightweight and also works for packages depending on sage)
patch_names = builtins.replaceStrings [
"zope.interface"
"node_three"
] [
"zope_interface"
"threejs"
];
# spkg names (this_is_a_package-version) of all transitive deps
input_names = map (dep: pkg_to_spkg_name dep patch_names) transitiveDeps;
in
stdenv.mkDerivation rec {
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version = src.version;
pname = "sage-with-env";
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src = sage-env.lib.src;
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inherit buildInputs;
configurePhase = "#do nothing";
buildPhase = ''
mkdir installed
for pkg in ${lib.concatStringsSep " " input_names}; do
touch "installed/$pkg"
done
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# threejs version is in format 0.<version>.minor, but sage currently still
# relies on installed_packages for the online version of threejs to work
# and expects the format r<version>. This is a hotfix for now.
# upstream: https://trac.sagemath.org/ticket/26434
rm "installed/threejs"*
touch "installed/threejs-r${lib.versions.minor three.version}"
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'';
installPhase = ''
mkdir -p "$out/var/lib/sage"
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cp -r installed "$out/var/lib/sage"
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mkdir -p "$out/etc"
# sage tests will try to create this file if it doesn't exist
touch "$out/etc/sage-started.txt"
mkdir -p "$out/build"
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# the scripts in src/bin will find the actual sage source files using environment variables set in `sage-env`
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cp -r src/bin "$out/bin"
cp -r build/bin "$out/build/bin"
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cp -f '${sage-env}/sage-env' "$out/bin/sage-env"
substituteInPlace "$out/bin/sage-env" \
--subst-var-by sage-local "$out"
'';
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passthru = {
env = sage-env;
};
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}