python/pycocci_aux.ml

   1 (*
   2  * Copyright 2010, INRIA, University of Copenhagen
   3  * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix
   4  * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen
   5  * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
   6  * This file is part of Coccinelle.
   7  *
   8  * Coccinelle is free software: you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation, according to version 2 of the License.
  11  *
  12  * Coccinelle is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Coccinelle.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  * The authors reserve the right to distribute this or future versions of
  21  * Coccinelle under other licenses.
  22  *)
  23
  24
  25 open Ast_c
  26 open Common
  27
  28 let call_pretty f a =
  29   let str = ref ([] : string list) in
  30   let pr_elem info = str := (Ast_c.str_of_info info) :: !str in
  31   let pr_sp _ = () in
  32   f ~pr_elem ~pr_space:pr_sp a;
  33   String.concat " " (List.rev !str)
  34
  35 let exprrep = call_pretty Pretty_print_c.pp_expression_gen
  36
  37 let stringrep = function
  38   Ast_c.MetaIdVal        (s,_) -> s
  39 | Ast_c.MetaFuncVal      s -> s
  40 | Ast_c.MetaLocalFuncVal s -> s
  41 | Ast_c.MetaExprVal      (expr,_) -> exprrep expr
  42 | Ast_c.MetaExprListVal  expr_list ->
  43     call_pretty Pretty_print_c.pp_arg_list_gen expr_list
  44 | Ast_c.MetaTypeVal      typ -> call_pretty Pretty_print_c.pp_type_gen typ
  45 | Ast_c.MetaInitVal      ini -> call_pretty Pretty_print_c.pp_init_gen ini
  46 | Ast_c.MetaDeclVal      decl ->
  47     call_pretty Pretty_print_c.pp_decl_gen decl
  48 | Ast_c.MetaFieldVal      field ->
  49     call_pretty Pretty_print_c.pp_field_gen field
  50 | Ast_c.MetaStmtVal      statement ->
  51     call_pretty Pretty_print_c.pp_statement_gen statement
  52 | Ast_c.MetaParamVal     param ->
  53     call_pretty Pretty_print_c.pp_param_gen param
  54 | Ast_c.MetaParamListVal params ->
  55     call_pretty Pretty_print_c.pp_param_list_gen params
  56 | Ast_c.MetaListlenVal n -> string_of_int n
  57 | Ast_c.MetaPosVal (pos1, pos2) ->
  58     let print_pos = function
  59         Ast_cocci.Real x -> string_of_int x
  60       | Ast_cocci.Virt(x,off) -> Printf.sprintf "%d+%d" x off in
  61     Common.sprintf ("pos(%s,%s)") (print_pos pos1) (print_pos pos2)
  62 | Ast_c.MetaPosValList positions -> "TODO: <<postvallist>>"
  63