depot/third_party/nixpkgs/pkgs/by-name/sa/sage/sage-with-env.nix

144 lines
3.7 KiB
Nix

{
stdenv,
lib,
sage-env,
blas,
lapack,
pkg-config,
three,
singular,
gap,
giac,
maxima,
pari,
gmp,
gfan,
python3,
eclib,
ntl,
ecm,
pythonEnv,
}:
# lots of segfaults with (64 bit) blas
assert (!blas.isILP64) && (!lapack.isILP64);
# Wrapper that combined `sagelib` with `sage-env` to produce an actually
# executable sage. No tests are run yet and no documentation is built.
let
nativeBuildInputs = [ pkg-config ];
buildInputs = [
pythonEnv # for patchShebangs
blas
lapack
singular
three
giac
gap
pari
gmp
gfan
maxima
eclib
ntl
ecm
];
# remove python prefix, replace "-" in the name by "_", apply patch_names
# python3.8-some-pkg-1.0 -> some_pkg-1.0
pkg_to_spkg_name =
pkg: patch_names:
let
parts = lib.splitString "-" pkg.name;
# remove python3.8-
stripped_parts = if (builtins.head parts) == python3.libPrefix then builtins.tail parts else parts;
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
# 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 (nativeBuildInputs ++ 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 {
version = src.version;
pname = "sage-with-env";
src = sage-env.lib.src;
inherit nativeBuildInputs buildInputs;
configurePhase = "#do nothing";
buildPhase = ''
mkdir installed
for pkg in ${lib.concatStringsSep " " input_names}; do
touch "installed/$pkg"
done
# 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${lib.versions.minor three.version}"
'';
installPhase = ''
mkdir -p "$out/var/lib/sage"
cp -r installed "$out/var/lib/sage"
mkdir -p "$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"
# the scripts in src/bin will find the actual sage source files using environment variables set in `sage-env`
cp -r src/bin "$out/bin"
cp -r build/bin "$out/build/bin"
# sage assumes the existence of sage-src-env-config.in means it's being executed in-tree. in this case, it
# adds SAGE_SRC/bin to PATH, breaking our wrappers
rm "$out/bin"/*.in "$out/build/bin"/*.in
cp -f '${sage-env}/sage-env' "$out/bin/sage-env"
substituteInPlace "$out/bin/sage-env" \
--subst-var-by sage-local "$out"
'';
passthru = {
env = sage-env;
};
}