(*
* Copyright 2012, INRIA
* Julia Lawall, Gilles Muller
* Copyright 2010-2011, INRIA, University of Copenhagen
* Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix
* Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen
* Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
* This file is part of Coccinelle.
*
* Coccinelle is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, according to version 2 of the License.
*
* Coccinelle is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Coccinelle. If not, see .
*
* The authors reserve the right to distribute this or future versions of
* Coccinelle under other licenses.
*)
# 0 "./lexer_cli.mll"
(*
* Copyright 2012, INRIA
* Julia Lawall, Gilles Muller
* Copyright 2010-2011, INRIA, University of Copenhagen
* Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix
* Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen
* Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
* This file is part of Coccinelle.
*
* Coccinelle is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, according to version 2 of the License.
*
* Coccinelle is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Coccinelle. If not, see .
*
* The authors reserve the right to distribute this or future versions of
* Coccinelle under other licenses.
*)
# 0 "./lexer_cli.mll"
(* Lexer for the command line mode *)
{
exception Lexical of string
let tok = Lexing.lexeme
type cli_tok =
Id of string
| NotEq
| EqEq
| Other of string
| EOF
let pretty_print tok =
match tok with
Id s -> s
| NotEq -> "when !="
| EqEq -> "when =="
| Other s -> s
| EOF -> ""
}
let special = ':'
let letter = ['A'-'Z' 'a'-'z' '_']
let dec = ['0'-'9']
let alphanum = (letter | dec)
let id = letter (alphanum | special)*
rule token = parse
| "when" [' ' '\t']* "!=" [' ' '\t']* { NotEq }
| "when" [' ' '\t']* "==" [' ' '\t']* { EqEq }
| [' ' '\t']+ { Other(" ") }
| id { Id(tok lexbuf) }
| eof { EOF }
| _ { Other(tok lexbuf) }