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{ stdenv
, lib
, fetchurl
, zlib
, pkg-config
, autoreconfHook
, xz
, libintl
, python
, gettext
, ncurses
, findXMLCatalogs
, libiconv
# Python limits cross-compilation to an allowlist of host OSes.
# https://github.com/python/cpython/blob/dfad678d7024ab86d265d84ed45999e031a03691/configure.ac#L534-L562
, pythonSupport ? enableShared &&
(stdenv.hostPlatform == stdenv.buildPlatform || stdenv.hostPlatform.isCygwin || stdenv.hostPlatform.isLinux || stdenv.hostPlatform.isWasi)
, icuSupport ? false
, icu
, enableShared ? !stdenv.hostPlatform.isMinGW && !stdenv.hostPlatform.isStatic
, enableStatic ? !enableShared
, gnome
, testers
}:
stdenv.mkDerivation (finalAttrs: rec {
pname = "libxml2";
version = "2.12.6";
outputs = [ "bin" "dev" "out" "doc" ]
++ lib.optional pythonSupport "py"
++ lib.optional (enableStatic && enableShared) "static";
outputMan = "bin";
src = fetchurl {
url = "mirror://gnome/sources/libxml2/${lib.versions.majorMinor version}/libxml2-${version}.tar.xz";
hash = "sha256-iJxZOogaPbX92WzJMYyH3zTrZI7fxFgnKtRv1gc1P7s=";
};
strictDeps = true;
nativeBuildInputs = [
pkg-config
autoreconfHook
];
buildInputs = lib.optionals pythonSupport [
python
] ++ lib.optionals (pythonSupport && python?isPy2 && python.isPy2) [
gettext
] ++ lib.optionals (pythonSupport && python?isPy3 && python.isPy3) [
ncurses
] ++ lib.optionals (stdenv.isDarwin && pythonSupport && python?isPy2 && python.isPy2) [
libintl
] ++ lib.optionals stdenv.isFreeBSD [
# Libxml2 has an optional dependency on liblzma. However, on impure
# platforms, it may end up using that from /usr/lib, and thus lack a
# RUNPATH for that, leading to undefined references for its users.
xz
];
propagatedBuildInputs = [
zlib
findXMLCatalogs
] ++ lib.optionals stdenv.isDarwin [
libiconv
] ++ lib.optionals icuSupport [
icu
];
configureFlags = [
"--exec-prefix=${placeholder "dev"}"
(lib.enableFeature enableStatic "static")
(lib.enableFeature enableShared "shared")
(lib.withFeature icuSupport "icu")
(lib.withFeature pythonSupport "python")
(lib.optionalString pythonSupport "PYTHON=${python.pythonOnBuildForHost.interpreter}")
];
installFlags = lib.optionals pythonSupport [
"pythondir=\"${placeholder "py"}/${python.sitePackages}\""
"pyexecdir=\"${placeholder "py"}/${python.sitePackages}\""
];
enableParallelBuilding = true;
doCheck =
(stdenv.hostPlatform == stdenv.buildPlatform) &&
stdenv.hostPlatform.libc != "musl";
preCheck = lib.optional stdenv.isDarwin ''
export DYLD_LIBRARY_PATH="$PWD/.libs:$DYLD_LIBRARY_PATH"
'';
preConfigure = lib.optionalString (lib.versionAtLeast stdenv.hostPlatform.darwinMinVersion "11") ''
MACOSX_DEPLOYMENT_TARGET=10.16
'';
preInstall = lib.optionalString pythonSupport ''
substituteInPlace python/libxml2mod.la --replace "$dev/${python.sitePackages}" "$py/${python.sitePackages}"
'';
postFixup = ''
moveToOutput bin/xml2-config "$dev"
moveToOutput lib/xml2Conf.sh "$dev"
'' + lib.optionalString (enableStatic && enableShared) ''
moveToOutput lib/libxml2.a "$static"
'';
passthru = {
inherit version;
pythonSupport = pythonSupport;
updateScript = gnome.updateScript {
packageName = pname;
versionPolicy = "none";
};
tests = {
pkg-config = testers.hasPkgConfigModules {
package = finalAttrs.finalPackage;
};
};
};
meta = with lib; {
homepage = "https://gitlab.gnome.org/GNOME/libxml2";
description = "XML parsing library for C";
license = licenses.mit;
platforms = platforms.all;
maintainers = with maintainers; [ eelco jtojnar ];
pkgConfigModules = [ "libxml-2.0" ];
};
})
|