+++ /dev/null
-
-open Printf
-
-exception Found of string list
-
-let ocamlobjinfo = "ocamlobjinfo"
-let noautolink = "-noautolink"
-let dummy_opt_cmd = "dummy_ocamlopt"
-let opt_cmd = "ocamlopt"
-let libdirs = [ "/lib"; "/usr/lib"; "/usr/lib/gcc/i486-linux-gnu/4.0.2" ]
-let exceptions = [ "threads.cma", [ "-lthreads", "-lthreadsnat" ] ]
-
-let blanks_RE = Str.regexp "[ \t\r\n]+"
-let cmxa_RE = Str.regexp "\\.cmxa$"
-let extra_cfiles_RE = Str.regexp "^.*Extra +C +object +files:\\(.*\\)$"
-let extra_copts_RE = Str.regexp "^.*Extra +C +options:\\(.*\\)$"
-let lib_RE = Str.regexp "^lib"
-let l_RE = Str.regexp "^-l"
-let opt_line_RE = Str.regexp (sprintf "^\\+ +%s +\\(.*\\)$" dummy_opt_cmd)
-let trailing_cmxa_RE = Str.regexp ".*\\.cmxa$"
-
-let message s = prerr_endline ("STATIC_LINK: " ^ s)
-let warning s = message ("WARNING: " ^ s)
-
-let handle_exceptions ~cma cflag =
- try
- let cma_exns = List.assoc (Filename.basename cma) exceptions in
- let cflag' = List.assoc cflag cma_exns in
- message (sprintf "using %s exception %s -> %s" cma cflag cflag');
- cflag'
- with Not_found -> cflag
-
-let parse_cmdline () =
- let mine, rest = ref [], ref [] in
- let is_mine = ref true in
- Array.iter
- (function
- | "--" -> is_mine := false
- | s when !is_mine ->
- if Str.string_match lib_RE s 0 then
- warning (sprintf
- ("libraries to be statically linked must be specified "
- ^^ "without heading \"lib\", \"%s\" argument may be wrong") s);
- mine := s :: !mine
- | s -> rest := s :: !rest)
- Sys.argv;
- if !rest = [] then begin
- prerr_endline "Usage: static_link [ CLIB .. ] -- COMMAND [ ARG .. ]";
- prerr_endline ("Example: static_link pcre expat --"
- ^ " ocamlfind opt -package pcre,expat -linkpkg -o foo foo.ml");
- exit 0
- end;
- List.tl (List.rev !mine), List.rev !rest
-
-let extract_opt_flags cmd =
- let ic = Unix.open_process_in cmd in
- (try
- while true do
- let l = input_line ic in
- if Str.string_match opt_line_RE l 0 then begin
- message ("got ocamlopt line: " ^ l);
- raise (Found (Str.split blanks_RE (Str.matched_group 1 l)));
- end
- done;
- [] (* dummy value *)
- with
- | End_of_file -> failwith "compiler command not found"
- | Found flags ->
- close_in ic;
- flags)
-
-let cma_of_cmxa = Str.replace_first cmxa_RE ".cma"
-
-let find_clib libname =
- let rec aux =
- function
- | [] -> raise Not_found
- | libdir :: tl ->
- let fname = sprintf "%s/lib%s.a" libdir libname in
- if Sys.file_exists fname then fname else aux tl
- in
- aux libdirs
-
-let a_of_cflag cflag = (* "-lfoo" -> "/usr/lib/libfoo.a" *)
- let libname = Str.replace_first l_RE "" cflag in
- find_clib libname
-
-let cflags_of_cma fname =
- let ic = Unix.open_process_in (sprintf "%s %s" ocamlobjinfo fname) in
- let extra_copts = ref "" in
- let extra_cfiles = ref "" in
- (try
- while true do
- match input_line ic with
- | s when Str.string_match extra_copts_RE s 0 ->
- extra_copts := Str.matched_group 1 s
- | s when Str.string_match extra_cfiles_RE s 0 ->
- extra_cfiles := Str.matched_group 1 s
- | _ -> ()
- done
- with End_of_file -> ());
- close_in ic;
- let extra_cfiles = List.rev (Str.split blanks_RE !extra_cfiles) in
- let extra_copts = Str.split blanks_RE !extra_copts in
- extra_copts @ extra_cfiles
-
-let staticize static_libs flags =
- let static_flags = List.map ((^) "-l") static_libs in
- let aux ~add_cclib ~cma cflag =
- let cflag =
- if List.mem cflag static_flags
- then
- (try
- let a = a_of_cflag cflag in
- message (sprintf "using static %s instead of shared %s" a cflag);
- a
- with Not_found -> warning ("can't find lib for " ^ cflag); cflag)
- else (handle_exceptions ~cma cflag)
- in
- if add_cclib then [ "-cclib"; cflag ] else [ cflag ]
- in
- List.fold_right
- (fun flag acc ->
- let cma = cma_of_cmxa flag in
- if Str.string_match trailing_cmxa_RE flag 0 then begin
- message ("processing native archive: " ^ flag);
- let cflags = cflags_of_cma cma in
- let cflags' =
- List.fold_right
- (fun cflag acc -> (aux ~add_cclib:true ~cma cflag) @ acc)
- cflags []
- in
- flag :: (cflags' @ acc)
- end else
- (aux ~add_cclib:false ~cma flag) @ acc)
- flags []
-
-let quote_if_needed s =
- try
- ignore (Str.search_forward blanks_RE s 0);
- "\"" ^ s ^ "\""
- with Not_found -> s
-
-let main () =
- let static_libs, args = parse_cmdline () in
- printf "C libraries to be linked-in: %s\n" (String.concat " " static_libs);
- flush stdout;
- let verbose_cmd =
- sprintf "OCAMLFIND_COMMANDS='ocamlopt=%s' %s -verbose 2>&1" dummy_opt_cmd
- (String.concat " " (List.map quote_if_needed args))
- in
- let orig_opt_flags = extract_opt_flags verbose_cmd in
- message ("original ocamlopt flags: " ^ String.concat " " orig_opt_flags);
- let opt_flags = staticize static_libs orig_opt_flags in
- message ("new ocamlopt flags: " ^ String.concat " " opt_flags);
- let flags = noautolink :: opt_flags in
- let cmd = String.concat " " (opt_cmd :: flags) in
- message ("executing command: " ^ cmd);
- exit (Sys.command cmd)
-
-let _ = main ()
-
projects / helm.git / blobdiff