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https://github.com/SebastianWendel/nixpkgs.git
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46 lines
2 KiB
Diff
46 lines
2 KiB
Diff
Author: Vincent Laporte <Vincent.Laporte@gmail.com>
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Date: Sun Feb 1 11:19:50 2015 +0100
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ocamlbuild: use ocamlfind to discover camlp4 path
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and default to `+camlp4`
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diff --git a/ocamlbuild/ocaml_specific.ml b/ocamlbuild/ocaml_specific.ml
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index b902810..a73b7a5 100644
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--- a/ocamlbuild/ocaml_specific.ml
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+++ b/ocamlbuild/ocaml_specific.ml
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@@ -698,15 +698,25 @@ ocaml_lib ~extern:true ~tag_name:"use_toplevel" "toplevellib";;
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ocaml_lib ~extern:true ~dir:"+ocamldoc" "ocamldoc";;
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ocaml_lib ~extern:true ~dir:"+ocamlbuild" ~tag_name:"use_ocamlbuild" "ocamlbuildlib";;
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-ocaml_lib ~extern:true ~dir:"+camlp4" ~tag_name:"use_camlp4" "camlp4lib";;
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-ocaml_lib ~extern:true ~dir:"+camlp4" ~tag_name:"use_old_camlp4" "camlp4";;
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-ocaml_lib ~extern:true ~dir:"+camlp4" ~tag_name:"use_camlp4_full" "camlp4fulllib";;
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+let camlp4dir =
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+ Findlib.(
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+ try
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+ if sys_command "sh -c 'ocamlfind list >/dev/null' 2>/dev/null" != 0
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+ then raise (Findlib_error Cannot_run_ocamlfind);
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+ (query "camlp4").location
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+ with Findlib_error _ ->
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+ "+camlp4"
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+ );;
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+
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+ocaml_lib ~extern:true ~dir:camlp4dir ~tag_name:"use_camlp4" "camlp4lib";;
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+ocaml_lib ~extern:true ~dir:camlp4dir ~tag_name:"use_old_camlp4" "camlp4";;
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+ocaml_lib ~extern:true ~dir:camlp4dir ~tag_name:"use_camlp4_full" "camlp4fulllib";;
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flag ["ocaml"; "compile"; "use_camlp4_full"]
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- (S[A"-I"; A"+camlp4/Camlp4Parsers";
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- A"-I"; A"+camlp4/Camlp4Printers";
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- A"-I"; A"+camlp4/Camlp4Filters"]);;
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-flag ["ocaml"; "use_camlp4_bin"; "link"; "byte"] (A"+camlp4/Camlp4Bin.cmo");;
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-flag ["ocaml"; "use_camlp4_bin"; "link"; "native"] (A"+camlp4/Camlp4Bin.cmx");;
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+ (S[A"-I"; A(camlp4dir^"/Camlp4Parsers");
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+ A"-I"; A(camlp4dir^"/Camlp4Printers");
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+ A"-I"; A(camlp4dir^"/Camlp4Filters")]);;
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+flag ["ocaml"; "use_camlp4_bin"; "link"; "byte"] (A(camlp4dir^"/Camlp4Bin.cmo"));;
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+flag ["ocaml"; "use_camlp4_bin"; "link"; "native"] (A(camlp4dir^"/Camlp4Bin.cmx"));;
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flag ["ocaml"; "debug"; "compile"; "byte"] (A "-g");;
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flag ["ocaml"; "debug"; "link"; "byte"; "program"] (A "-g");;
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