forked from mirrors/nixpkgs
64 lines
2 KiB
Nix
64 lines
2 KiB
Nix
{ stdenv, fetchurl, findXMLCatalogs
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# Optional Dependencies
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, icu ? null, python ? null, readline ? null, zlib ? null, xz ? null
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}:
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#TODO: share most stuff between python and non-python builds, perhaps via multiple-output
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let
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mkFlag = trueStr: falseStr: cond: name: val:
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if cond == null then null else
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"--${if cond != false then trueStr else falseStr}${name}${if val != null && cond != false then "=${val}" else ""}";
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mkEnable = mkFlag "enable-" "disable-";
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mkWith = mkFlag "with-" "without-";
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mkOther = mkFlag "" "" true;
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shouldUsePkg = pkg: if pkg != null && stdenv.lib.any (x: x == stdenv.system) pkg.meta.platforms then pkg else null;
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optIcu = shouldUsePkg icu;
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optPython = shouldUsePkg python;
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optReadline = shouldUsePkg readline;
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optZlib = shouldUsePkg zlib;
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optXz = shouldUsePkg xz;
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sitePackages = if optPython == null then null else
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"\${out}/lib/${python.libPrefix}/site-packages";
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in
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stdenv.mkDerivation rec {
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name = "libxml2-${version}";
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version = "2.9.2";
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src = fetchurl {
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url = "http://xmlsoft.org/sources/${name}.tar.gz";
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sha256 = "1g6mf03xcabmk5ing1lwqmasr803616gb2xhn7pll10x2l5w6y2i";
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};
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buildInputs = [ optIcu optPython optReadline optZlib optXz ];
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propagatedBuildInputs = [ findXMLCatalogs ];
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configureFlags = [
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(mkWith (optIcu != null) "icu" optIcu)
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(mkWith (optPython != null) "python" optPython)
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(mkWith (optPython != null) "python-install-dir" sitePackages)
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(mkWith (optReadline != null) "readline" optReadline)
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(mkWith (optZlib != null) "zlib" optZlib)
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(mkWith (optXz != null) "lzma" optXz)
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];
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enableParallelBuilding = true;
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meta = with stdenv.lib; {
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homepage = http://xmlsoft.org/;
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description = "An XML parsing library for C";
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license = licenses.mit;
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platforms = platforms.unix;
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maintainers = with maintainers; [ eelco wkennington ];
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};
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passthru = {
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inherit version;
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pythonSupport = python != null;
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};
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}
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