| 1 | (* |
| 2 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen |
| 3 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller |
| 4 | * This file is part of Coccinelle. |
| 5 | * |
| 6 | * Coccinelle is free software: you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation, according to version 2 of the License. |
| 9 | * |
| 10 | * Coccinelle is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. |
| 17 | * |
| 18 | * The authors reserve the right to distribute this or future versions of |
| 19 | * Coccinelle under other licenses. |
| 20 | *) |
| 21 | |
| 22 | |
| 23 | type marker = |
| 24 | NoMark | BefMark of string | AftMark of string |
| 25 | | BefAftMark of string * string |
| 26 | |
| 27 | let extract_sgrep_marker l = |
| 28 | let rec inner_loop acc = function |
| 29 | [] -> (acc,[]) |
| 30 | | Ast_cocci.SgrepStartTag(s)::rest -> |
| 31 | (match acc with |
| 32 | NoMark -> inner_loop (BefMark(s)) rest |
| 33 | | _ -> failwith "unexpected mark") |
| 34 | | Ast_cocci.SgrepEndTag(s)::rest -> |
| 35 | (match acc with |
| 36 | NoMark -> inner_loop (AftMark(s)) rest |
| 37 | | BefMark(m) -> inner_loop (BefAftMark(m,s)) rest |
| 38 | | _ -> failwith "unexpected mark") |
| 39 | | x::rest -> |
| 40 | let (acc,rest) = inner_loop acc rest in |
| 41 | (acc,x::rest) in |
| 42 | let (acc,l) = |
| 43 | List.fold_left |
| 44 | (function (acc,prev) -> |
| 45 | function cur -> |
| 46 | let (acc,cur) = inner_loop acc cur in |
| 47 | (acc,cur::prev)) |
| 48 | (NoMark,[]) l in |
| 49 | (acc,List.rev l) |
| 50 | |
| 51 | let process_sgrep ii mck = |
| 52 | let file = Ast_c.file_of_info ii in |
| 53 | let line = Ast_c.line_of_info ii in |
| 54 | let col = Ast_c.col_of_info ii in |
| 55 | let str = Ast_c.str_of_info ii in |
| 56 | match mck with |
| 57 | Ast_cocci.MINUS(pos,inst,adj,repl) -> |
| 58 | (match extract_sgrep_marker repl with |
| 59 | (NoMark,_) -> mck |
| 60 | | (BefMark(marker),repl) -> |
| 61 | Printf.printf "Match on line %s starting at %s: line %d offset %d\n" |
| 62 | marker file line col; |
| 63 | Ast_cocci.MINUS(pos,inst,adj,repl) |
| 64 | | (AftMark(marker),repl) -> |
| 65 | Printf.printf "Match on line %s ending at %s: line %d offset %d\n" |
| 66 | marker file line (col + String.length str); |
| 67 | Ast_cocci.MINUS(pos,inst,adj,repl) |
| 68 | | (BefAftMark(bmarker,amarker),repl) -> |
| 69 | Printf.printf "Match on line %s starting at %s: line %d offset %d\n" |
| 70 | bmarker file line col; |
| 71 | Printf.printf "Match on line %s ending at %s: line %d offset %d\n" |
| 72 | amarker file line (col + String.length str); |
| 73 | Ast_cocci.MINUS(pos,inst,adj,repl)) |
| 74 | | Ast_cocci.CONTEXT(pos,Ast_cocci.NOTHING) -> mck |
| 75 | | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFORE(bef)) -> |
| 76 | (match extract_sgrep_marker bef with |
| 77 | (NoMark,_) -> mck |
| 78 | | (BefMark(marker),[]) -> |
| 79 | Printf.printf "Match on line %s starting at %s: line %d offset %d\n" |
| 80 | marker file line col; |
| 81 | Ast_cocci.CONTEXT(pos,Ast_cocci.NOTHING) |
| 82 | | (BefMark(marker),bef) -> |
| 83 | Printf.printf "Match on line %s starting at %s: line %d offset %d\n" |
| 84 | marker file line col; |
| 85 | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFORE(bef)) |
| 86 | | _ -> failwith "after not possible") |
| 87 | | Ast_cocci.CONTEXT(pos,Ast_cocci.AFTER(aft)) -> |
| 88 | (match extract_sgrep_marker aft with |
| 89 | (NoMark,_) -> mck |
| 90 | | (AftMark(marker),[]) -> |
| 91 | Printf.printf "Match on line %s ending at %s: line %d offset %d\n" |
| 92 | marker file line (col + String.length str); |
| 93 | Ast_cocci.CONTEXT(pos,Ast_cocci.NOTHING) |
| 94 | | (AftMark(marker),aft) -> |
| 95 | Printf.printf "Match on line %s ending at %s: line %d offset %d\n" |
| 96 | marker file line (col + String.length str); |
| 97 | Ast_cocci.CONTEXT(pos,Ast_cocci.AFTER(aft)) |
| 98 | | _ -> failwith "before not possible") |
| 99 | | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFOREAFTER(bef,aft)) -> |
| 100 | (match extract_sgrep_marker bef with |
| 101 | (NoMark,_) -> |
| 102 | (match extract_sgrep_marker aft with |
| 103 | (NoMark,_) -> mck |
| 104 | | (AftMark(marker),[]) -> |
| 105 | Printf.printf |
| 106 | "Match on line %s ending at %s: line %d offset %d\n" |
| 107 | marker file line (col + String.length str); |
| 108 | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFORE(bef)) |
| 109 | | (AftMark(marker),aft) -> |
| 110 | Printf.printf |
| 111 | "Match on line %s ending at %s: line %d offset %d\n" |
| 112 | marker file line (col + String.length str); |
| 113 | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFOREAFTER(bef,aft)) |
| 114 | | _ -> failwith "before not possible") |
| 115 | | (BefMark(marker),[]) -> |
| 116 | Printf.printf "Match on line %s starting at %s: line %d offset %d\n" |
| 117 | marker file line col; |
| 118 | (match extract_sgrep_marker aft with |
| 119 | (NoMark,_) -> Ast_cocci.CONTEXT(pos,Ast_cocci.AFTER(aft)) |
| 120 | | (AftMark(marker),[]) -> |
| 121 | Printf.printf |
| 122 | "Match on line %s ending at %s: line %d offset %d\n" |
| 123 | marker file line (col + String.length str); |
| 124 | Ast_cocci.CONTEXT(pos,Ast_cocci.NOTHING) |
| 125 | | (AftMark(marker),aft) -> |
| 126 | Printf.printf |
| 127 | "Match on line %s ending at %s: line %d offset %d\n" |
| 128 | marker file line (col + String.length str); |
| 129 | Ast_cocci.CONTEXT(pos,Ast_cocci.AFTER(aft)) |
| 130 | | _ -> failwith "before not possible") |
| 131 | | (BefMark(marker),bef) -> |
| 132 | Printf.printf "Match on line %s starting at %s: line %d offset %d\n" |
| 133 | marker file line col; |
| 134 | (match extract_sgrep_marker aft with |
| 135 | (NoMark,_) -> |
| 136 | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFOREAFTER(bef,aft)) |
| 137 | | (AftMark(marker),[]) -> |
| 138 | Printf.printf |
| 139 | "Match on line %s ending at %s: line %d offset %d\n" |
| 140 | marker file line (col + String.length str); |
| 141 | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFORE(bef)) |
| 142 | | (AftMark(marker),aft) -> |
| 143 | Printf.printf |
| 144 | "Match on line %s ending at %s: line %d offset %d\n" |
| 145 | marker file line (col + String.length str); |
| 146 | Ast_cocci.CONTEXT(pos,Ast_cocci.BEFOREAFTER(bef,aft)) |
| 147 | | _ -> failwith "before not possible") |
| 148 | | _ -> failwith "after not possible") |
| 149 | | _ -> failwith "unexpected plus code" |