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(* $Id$ *)
open Pp
open System
open Toplevel
let set_debug () = Options.debug := true
(* Load of rcfile.
* rcfile is either $HOME/.coqrc.VERSION, or $HOME/.coqrc if the first one
* does not exist. *)
let rcfile = ref (Filename.concat home ".coqrc")
let rcfile_specified = ref false
let set_rcfile s = rcfile := s; rcfile_specified := true
let set_rcuser s = rcfile := Filename.concat ("~"^s) ".coqrc"
let load_rc = ref true
let no_load_rc () = load_rc := false
let load_rcfile() =
if !load_rc then
try
if !rcfile_specified then
if file_readable_p !rcfile then
Vernac.load_vernac false !rcfile
else raise (Sys_error ("Cannot read rcfile: "^ !rcfile))
else if file_readable_p (!rcfile^"."^Coq_config.version) then
Vernac.load_vernac false (!rcfile^"."^Coq_config.version)
else if file_readable_p !rcfile then
Vernac.load_vernac false !rcfile
else mSGNL [< 'sTR ("No .coqrc or .coqrc."^Coq_config.version^
" found. Skipping rcfile loading.") >]
with e ->
(mSGNL [< 'sTR"Load of rcfile failed." >];
raise e)
else mSGNL [< 'sTR"Skipping rcfile loading." >]
(*Puts dir in the path of ML and in the LoadPath*)
let add_include s =
Mltop.dir_ml_dir s;
add_path s
(*By the option -include -I or -R of the command line*)
let includes = ref []
let push_include s = includes := s :: !includes
let rec_include s = includes := (all_subdirs s)@(!includes)
(*Because find puts "./" and the loadpath is not really pretty-printed*)
let hm2 str=
String.sub str 2 ((String.length str)-2)
(*Initializes the LoadPath according to COQLIB and Coq_config*)
let init_load_path () =
(* default load path; only if COQLIB is defined *)
begin
try
let coqlib = Sys.getenv "COQLIB" in
if coqlib <> "" then
List.iter
(fun s -> add_include (Filename.concat coqlib s))
("states" ::
(List.map (fun s -> Filename.concat "theories" (hm2 s))
Coq_config.theories_dirs))
with Not_found -> ()
end ;
begin
try
let camlp4 = Sys.getenv "CAMLP4LIB" in add_include camlp4
with Not_found -> ()
end ;
add_include "." ;
(* additional loadpath, given with -I -include -R options *)
List.iter add_include (List.rev !includes);
includes := []
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