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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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type t = { loc_start: Lexing.position; loc_end: Lexing.position }
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type filename = string
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let dummy_loc = {loc_start=Lexing.dummy_pos; loc_end=Lexing.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 -> input_name := name; 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 = {
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loc_start = lexbuf.Lexing.lex_start_p;
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loc_end = lexbuf.Lexing.lex_curr_p
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}
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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 symbol_rloc () =
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{
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loc_start = Parsing.symbol_start_pos ();
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loc_end = Parsing.symbol_end_pos ()
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}
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open Format
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let print loc =
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let filename = loc.loc_start.Lexing.pos_fname in
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let line = loc.loc_start.Lexing.pos_lnum in
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let start_char =
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loc.loc_start.Lexing.pos_cnum - loc.loc_start.Lexing.pos_bol
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in
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let end_char =
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loc.loc_end.Lexing.pos_cnum - loc.loc_start.Lexing.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 pp_loc fmt loc =
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if loc == dummy_loc then () else
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let filename = loc.loc_start.Lexing.pos_fname in
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let line = loc.loc_start.Lexing.pos_lnum in
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let start_char =
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loc.loc_start.Lexing.pos_cnum - loc.loc_start.Lexing.pos_bol
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in
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let end_char =
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loc.loc_end.Lexing.pos_cnum - loc.loc_start.Lexing.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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Format.fprintf fmt "File \"%s\", line %i, characters %i-%i:" filename line start_char end_char
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let pp_c_loc fmt loc =
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let filename = loc.loc_start.Lexing.pos_fname in
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let line = loc.loc_start.Lexing.pos_lnum in
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Format.fprintf fmt "#line %i \"%s\"" line filename
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(* Local Variables: *)
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(* compile-command:"make -C .." *)
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(* End: *)
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