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ocamlPackages.tyxml: make dependency to camlp4 optional

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Vincent Laporte 2018-07-14 08:27:11 +00:00
parent d534882ca2
commit fdf291f922
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1 changed files with 6 additions and 3 deletions
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9
pkgs/development/ocaml-modules/tyxml/default.nix
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@ -1,4 +1,6 @@
{ stdenv, fetchzip, ocaml, findlib, ocamlbuild, camlp4, uutf, markup, ppx_tools_versioned, re
{ stdenv, fetchzip, ocaml, findlib, ocamlbuild, uutf, markup, ppx_tools_versioned, re
, withP4 ? !stdenv.lib.versionAtLeast ocaml.version "4.07"
, camlp4 ? null
}:
assert stdenv.lib.versionAtLeast ocaml.version "4.02";
@ -13,13 +15,14 @@ stdenv.mkDerivation rec {
sha256 = "1zrkrmxyj5a2cdh4b9zr9anwfk320wv3x0ynxnyxl5za2ix8sld8";
};
buildInputs = [ ocaml findlib ocamlbuild camlp4 ppx_tools_versioned markup ];
buildInputs = [ ocaml findlib ocamlbuild ppx_tools_versioned markup ]
++ stdenv.lib.optional withP4 camlp4;
propagatedBuildInputs = [ uutf re ];
createFindlibDestdir = true;
configureFlags = "--enable-syntax";
configureFlags = stdenv.lib.optional withP4 "--enable-syntax";
meta = with stdenv.lib; {
homepage = http://ocsigen.org/tyxml/;