open Ocamlbuild_plugin (* these functions are not really officially exported *) let run_and_read = Ocamlbuild_pack.My_unix.run_and_read let blank_sep_strings = Ocamlbuild_pack.Lexers.blank_sep_strings let split s ch = let x = ref [] in let rec go s = let pos = String.index s ch in x := (String.before s pos)::!x; go (String.after s (pos + 1)) in try go s with Not_found -> !x let split_nl s = split s '\n' let before_space s = try String.before s (String.index s ' ') with Not_found -> s (* this lists all supported packages *) let find_packages () = List.map before_space (split_nl & run_and_read "ocamlfind list") (* this is supposed to list available syntaxes, but I don't know how to do it. *) let find_syntaxes () = ["camlp4o"; "camlp4r"] (* ocamlfind command *) let ocamlfind x = S[A"ocamlfind"; x] let ocamlfind_before_options () = (* by using Before_options one let command line options have an higher priority *) (* on the contrary using After_options will guarantee to have the higher priority *) (* override default commands by ocamlfind ones *) Options.ocamlc := ocamlfind & A"ocamlc"; Options.ocamlopt := ocamlfind & A"ocamlopt"; Options.ocamldep := ocamlfind & A"ocamldep"; Options.ocamldoc := ocamlfind & A"ocamldoc"; Options.ocamlmktop := ocamlfind & A"ocamlmktop" let ocamlfind_after_rules () = (* When one link an OCaml library/binary/package, one should use -linkpkg *) flag ["ocaml"; "link"; "program"] & A"-linkpkg"; (* For each ocamlfind package one inject the -package option when * compiling, computing dependencies, generating documentation and * linking. *) List.iter begin fun pkg -> flag ["ocaml"; "compile"; "pkg_"^pkg] & S[A"-package"; A pkg]; flag ["ocaml"; "ocamldep"; "pkg_"^pkg] & S[A"-package"; A pkg]; flag ["ocaml"; "doc"; "pkg_"^pkg] & S[A"-package"; A pkg]; flag ["ocaml"; "link"; "pkg_"^pkg] & S[A"-package"; A pkg]; flag ["ocaml"; "infer_interface"; "pkg_"^pkg] & S[A"-package"; A pkg]; end (find_packages ()); (* Like -package but for extensions syntax. Morover -syntax is useless * when linking. *) List.iter begin fun syntax -> flag ["ocaml"; "compile"; "syntax_"^syntax] & S[A"-syntax"; A syntax]; flag ["ocaml"; "ocamldep"; "syntax_"^syntax] & S[A"-syntax"; A syntax]; flag ["ocaml"; "doc"; "syntax_"^syntax] & S[A"-syntax"; A syntax]; flag ["ocaml"; "infer_interface"; "syntax_"^syntax] & S[A"-syntax"; A syntax]; end (find_syntaxes ()); (* The default "thread" tag is not compatible with ocamlfind. Indeed, the default rules add the "threads.cma" or "threads.cmxa" options when using this tag. When using the "-linkpkg" option with ocamlfind, this module will then be added twice on the command line. To solve this, one approach is to add the "-thread" option when using the "threads" package using the previous plugin. *) flag ["ocaml"; "pkg_threads"; "compile"] (S[A "-thread"]); flag ["ocaml"; "pkg_threads"; "link"] (S[A "-thread"]); flag ["ocaml"; "pkg_threads"; "infer_interface"] (S[A "-thread"])