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(********************************************************************)
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(* *)
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(* The LustreC compiler toolset / The LustreC Development Team *)
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(* Copyright 2012 - -- ONERA - CNRS - INPT *)
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(* *)
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(* LustreC is free software, distributed WITHOUT ANY WARRANTY *)
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(* under the terms of the GNU Lesser General Public License *)
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(* version 2.1. *)
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(* *)
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(********************************************************************)
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open Lexing
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module Lex = MenhirLib.LexerUtil
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type t = position * position
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type filename = string
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let dummy_loc = dummy_pos, dummy_pos
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let set_input, get_input, get_module =
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let input_name : filename ref = ref "__UNINITIALIZED__" in
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let module_name : filename ref = ref "__UNINITIALIZED__" in
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( (fun name ->
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input_name := name;
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module_name := Filename.chop_extension name),
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(fun () -> !input_name),
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fun () -> !module_name )
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let curr lexbuf = lexbuf.lex_start_p, lexbuf.lex_curr_p
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let filename_of_loc (s, _) = s.pos_fname
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let filename_of_lexbuf lexbuf = lexbuf.lex_start_p.pos_fname
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(* let init lexbuf fname =
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* lexbuf.Lexing.lex_curr_p <- {
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* Lexing.pos_fname = fname;
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* Lexing.pos_lnum = 1;
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* Lexing.pos_bol = 0;
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* Lexing.pos_cnum = 0;
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* } *)
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let shift_pos pos1 pos2 =
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(* Format.eprintf "Shift pos %s by pos %s@." pos1.Lexing.pos_fname pos2.Lexing.pos_fname;
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* assert (pos1.Lexing.pos_fname = pos2.Lexing.pos_fname); *)
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{
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pos_fname = pos1.pos_fname;
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pos_lnum = pos1.pos_lnum + pos2.pos_lnum - 1;
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(* New try *)
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(* pos_bol = pos2.pos_bol; *)
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pos_bol = pos1.pos_bol + pos2.pos_bol;
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pos_cnum =
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pos1.pos_cnum + pos2.pos_cnum
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(* pos_cnum = pos2.pos_cnum; *)
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(* pos_bol = pos1.pos_bol + pos2.pos_bol; pos_cnum =if pos2.pos_lnum = 1
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then pos1.pos_cnum + pos2.pos_cnum else pos2.pos_cnum *);
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}
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(* let print loc =
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* let filename = loc.loc_start.pos_fname in
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* let line = loc.loc_start.pos_lnum in
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* let start_char =
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* loc.loc_start.pos_cnum - loc.loc_start.pos_bol
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* in
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* let end_char =
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* loc.loc_end.pos_cnum - loc.loc_start.pos_cnum + start_char
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* in
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* let (start_char, end_char) =
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* if start_char < 0 then (0,1) else (start_char, end_char)
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* in
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* print_string ("File \""^filename^"\", line ");
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* print_int line;
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* print_string ", characters ";
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* print_int start_char;
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* print_string "-";
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* print_int end_char;
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* print_string ":";
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* print_newline () *)
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let loc_line (s, _e) = s.pos_lnum
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let pp_loc fmt loc =
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if loc == dummy_loc then () else Format.fprintf fmt "%s" (Lex.range loc)
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let pp_c_loc fmt (s, _e) =
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let filename = s.pos_fname in
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let line = s.pos_lnum in
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Format.fprintf fmt "#line %i \"%s\"" line filename
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let shift (_s1, e1) (s2, e2) = shift_pos e1 s2, shift_pos e1 e2
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(* Local Variables: *)
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(* compile-command:"make -C .." *)
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(* End: *)
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