tjh.dev
1{ stdenv, lib, fetchurl, fetchpatch
2, zlib, xz, python2, findXMLCatalogs, libiconv
3, buildPlatform, hostPlatform
4, pythonSupport ? buildPlatform == hostPlatform
5, icuSupport ? false, icu ? null
6}:
7
8let
9 python = python2;
10
11in stdenv.mkDerivation rec {
12 name = "libxml2-${version}";
13 version = "2.9.5";
14
15 src = fetchurl {
16 url = "http://xmlsoft.org/sources/${name}.tar.gz";
17 sha256 = "0f6d5nkvcfx8yqis2dwrnv6qaj0nhiifz49y657vmrwwxvnc2ca0";
18 };
19
20 outputs = [ "bin" "dev" "out" "man" "doc" ]
21 ++ lib.optional pythonSupport "py";
22 propagatedBuildOutputs = "out bin" + lib.optionalString pythonSupport " py";
23
24 buildInputs = lib.optional pythonSupport python
25 # Libxml2 has an optional dependency on liblzma. However, on impure
26 # platforms, it may end up using that from /usr/lib, and thus lack a
27 # RUNPATH for that, leading to undefined references for its users.
28 ++ lib.optional stdenv.isFreeBSD xz;
29
30 propagatedBuildInputs = [ zlib findXMLCatalogs ] ++ lib.optional icuSupport icu;
31
32 configureFlags =
33 lib.optional pythonSupport "--with-python=${python}"
34 ++ lib.optional icuSupport "--with-icu"
35 ++ [ "--exec_prefix=$dev" ];
36
37 enableParallelBuilding = true;
38
39 doCheck = !stdenv.isDarwin;
40
41 crossAttrs = lib.optionalAttrs (hostPlatform.libc == "msvcrt") {
42 # creating the DLL is broken ATM
43 dontDisableStatic = true;
44 configureFlags = configureFlags ++ [ "--disable-shared" ];
45
46 # libiconv is a header dependency - propagating is enough
47 propagatedBuildInputs = [ findXMLCatalogs libiconv ];
48 };
49
50 preInstall = lib.optionalString pythonSupport
51 ''substituteInPlace python/libxml2mod.la --replace "${python}" "$py"'';
52 installFlags = lib.optionalString pythonSupport
53 ''pythondir="$(py)/lib/${python.libPrefix}/site-packages"'';
54
55 postFixup = ''
56 moveToOutput bin/xml2-config "$dev"
57 moveToOutput lib/xml2Conf.sh "$dev"
58 moveToOutput share/man/man1 "$bin"
59 '';
60
61 passthru = { inherit version; pythonSupport = pythonSupport; };
62
63 meta = {
64 homepage = http://xmlsoft.org/;
65 description = "An XML parsing library for C";
66 license = lib.licenses.mit;
67 platforms = lib.platforms.unix;
68 maintainers = [ lib.maintainers.eelco ];
69 };
70}