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{ stdenv
, lib
, fetchurl
, fetchpatch
, makeWrapper
, m4
, gmp
# don't remove any packages -- results in a ~1.3G size increase
# see https://github.com/NixOS/nixpkgs/pull/38754 for a discussion
, keepAllPackages ? true
}:
stdenv.mkDerivation rec {
pname = "gap";
# https://www.gap-system.org/Releases/
version = "4.10.0";
src = fetchurl {
url = "https://www.gap-system.org/pub/gap/gap-${lib.versions.major version}.${lib.versions.minor version}/tar.bz2/gap-${version}.tar.bz2";
sha256 = "1dmb8v4p7j1nnf7sx8sg54b49yln36bi9acwp7w1d3a1nxj17ird";
};
# remove all non-essential packages (which take up a lot of space)
preConfigure = ''
patchShebangs .
'' + lib.optionalString (!keepAllPackages) ''
find pkg -type d -maxdepth 1 -mindepth 1 \
-not -name 'GAPDoc-*' \
-not -name 'autpgrp*' \
-exec echo "Removing package {}" \; \
-exec rm -r {} \;
'';
configureFlags = [ "--with-gmp=system" ];
buildInputs = [
m4
gmp
];
nativeBuildInputs = [
makeWrapper
];
patches = [
# bugfix: https://github.com/gap-system/gap/pull/3102
(fetchpatch {
name = "fix-infinite-loop-in-writeandcheck.patch";
url = "https://git.sagemath.org/sage.git/plain/build/pkgs/gap/patches/0001-a-version-of-the-writeandcheck.patch-from-Sage-that-.patch?id=5e61d7b6a0da3aa53d8176fa1fb9353cc559b098";
sha256 = "1zkv8bbiw3jdn54sqqvfkdkfsd7jxzq0bazwsa14g4sh2265d28j";
})
# needed for libgap (sage): https://github.com/gap-system/gap/pull/3043
(fetchpatch {
name = "add-error-messages-helper.patch";
url = "https://git.sagemath.org/sage.git/plain/build/pkgs/gap/patches/0002-kernel-add-helper-function-for-writing-error-message.patch?id=5e61d7b6a0da3aa53d8176fa1fb9353cc559b098";
sha256 = "0c4ry5znb6hwwp8ld6k62yw8w6cqldflw3x49bbzizbmipfpidh5";
})
# needed for libgap (sage): https://github.com/gap-system/gap/pull/3096
(fetchpatch {
name = "gap-enter.patch";
url = "https://git.sagemath.org/sage.git/plain/build/pkgs/gap/patches/0003-Prototype-for-GAP_Enter-Leave-macros-to-bracket-use-.patch?id=5e61d7b6a0da3aa53d8176fa1fb9353cc559b098";
sha256 = "12fg8mb8rm6khsz1r4k3k26jrkx4q1rv13hcrfnlhn0m7iikvc3q";
})
];
# "teststandard" is a superset of testinstall. It takes ~1h instead of ~1min.
# tests are run twice, once with all packages loaded and once without
# checkTarget = "teststandard";
doInstallCheck = true;
installCheckTarget = "testinstall";
preInstallCheck = ''
# gap tests check that the home directory exists
export HOME="$TMP/gap-home"
mkdir -p "$HOME"
# make sure gap is in PATH
export PATH="$out/bin:$PATH"
# make sure we don't accidentally use the wrong gap binary
rm -r bin
# like the defaults the Makefile, but use gap from PATH instead of the
# one from builddir
installCheckFlagsArray+=(
"TESTGAP=gap --quitonbreak -b -m 100m -o 1g -q -x 80 -r -A"
"TESTGAPauto=gap --quitonbreak -b -m 100m -o 1g -q -x 80 -r"
)
'';
postCheck = ''
# The testsuite doesn't exit with a non-zero exit code on failure.
# It leaves its logs in dev/log however.
# grep for error messages
if grep ^##### dev/log/*; then
exit 1
fi
'';
postBuild = ''
pushd pkg
bash ../bin/BuildPackages.sh
popd
'';
installPhase = ''
mkdir -p "$out/bin" "$out/share/gap/"
mkdir -p "$out/share/gap"
echo "Copying files to target directory"
cp -ar . "$out/share/gap/build-dir"
makeWrapper "$out/share/gap/build-dir/bin/gap.sh" "$out/bin/gap" \
--set GAP_DIR $out/share/gap/build-dir
'';
preFixup = ''
# patchelf won't strip references to the build dir if it still exists
rm -rf pkg
'';
meta = with lib; {
description = "Computational discrete algebra system";
maintainers = with maintainers;
[
raskin
chrisjefferson
];
platforms = platforms.all;
# keeping all packages increases the package size considerably, wchich
# is why a local build is preferable in that situation. The timeframe
# is reasonable and that way the binary cache doesn't get overloaded.
hydraPlatforms = lib.optionals (!keepAllPackages) meta.platforms;
license = licenses.gpl2;
homepage = http://gap-system.org/;
};
}
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