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# Generic builder for GNU Octave libraries.
# This is a file that contains nested functions. The first, outer, function
# is the library- and package-wide details, such as the nixpkgs library, any
# additional configuration provided, and the namePrefix to use (based on the
# pname and version of Octave), the octave package, etc.
{ lib
, stdenv
, config
, octave
, texinfo
, computeRequiredOctavePackages
, writeRequiredOctavePackagesHook
}:
# The inner function contains information required to build the individual
# libraries.
{ fullLibName ? "${attrs.pname}-${attrs.version}"
, src
, dontPatch ? false
, patches ? []
, patchPhase ? ""
, enableParallelBuilding ? true
# Build-time dependencies for the package, which were compiled for the system compiling this.
, nativeBuildInputs ? []
# Build-time dependencies for the package, which may not have been compiled for the system compiling this.
, buildInputs ? []
# Propagate build dependencies so in case we have A -> B -> C,
# C can import package A propagated by B
# Run-time dependencies for the package.
, propagatedBuildInputs ? []
# Octave packages that are required at runtime for this one.
# These behave similarly to propagatedBuildInputs, where if
# package A is needed by B, and C needs B, then C also requires A.
# The main difference between these and propagatedBuildInputs is
# during the package's installation into octave, where all
# requiredOctavePackages are ALSO installed into octave.
, requiredOctavePackages ? []
, preBuild ? ""
, meta ? {}
, passthru ? {}
, ... } @ attrs:
let
requiredOctavePackages' = computeRequiredOctavePackages requiredOctavePackages;
# Must use attrs.nativeBuildInputs before they are removed by the removeAttrs
# below, or everything fails.
nativeBuildInputs' = [
octave
writeRequiredOctavePackagesHook
]
++ nativeBuildInputs;
passthru' = {
updateScript = [
../../../../maintainers/scripts/update-octave-packages
(builtins.unsafeGetAttrPos "pname" octave.pkgs.${attrs.pname}).file
];
}
// passthru;
# This step is required because when
# a = { test = [ "a" "b" ]; }; b = { test = [ "c" "d" ]; };
# (a // b).test = [ "c" "d" ];
# This used to mean that if a package defined extra nativeBuildInputs, it
# would override the ones for building an Octave package (the hook and Octave
# itself, causing everything to fail.
attrs' = builtins.removeAttrs attrs [ "nativeBuildInputs" "passthru" ];
in stdenv.mkDerivation ({
packageName = "${fullLibName}";
# The name of the octave package ends up being
# "octave-version-package-version"
name = "${octave.pname}-${octave.version}-${fullLibName}";
# This states that any package built with the function that this returns
# will be an octave package. This is used for ensuring other octave
# packages are installed into octave during the environment building phase.
isOctavePackage = true;
OCTAVE_HISTFILE = "/dev/null";
inherit src;
inherit dontPatch patches patchPhase;
dontConfigure = true;
enableParallelBuilding = enableParallelBuilding;
requiredOctavePackages = requiredOctavePackages';
nativeBuildInputs = nativeBuildInputs';
buildInputs = buildInputs ++ requiredOctavePackages';
propagatedBuildInputs = propagatedBuildInputs ++ [ texinfo ];
preBuild = if preBuild == "" then
''
# This trickery is needed because Octave expects a single directory inside
# at the top-most level of the tarball.
tar --transform 's,^,${fullLibName}/,' -cz * -f ${fullLibName}.tar.gz
''
else
preBuild;
buildPhase = ''
runHook preBuild
mkdir -p $out
octave-cli --eval "pkg build $out ${fullLibName}.tar.gz"
runHook postBuild
'';
# We don't install here, because that's handled when we build the environment
# together with Octave.
dontInstall = true;
passthru = passthru';
inherit meta;
} // attrs')
|
