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c491d8ee C |
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 | ||
951c7801 C |
25 | (* Yoann Padioleau, Julia Lawall |
26 | * | |
27 | * Copyright (C) 2006, 2007, 2008 Ecole des Mines de Nantes | |
c491d8ee | 28 | * Copyright (C) 2009, 2010 DIKU, INRIA, LIP6 |
951c7801 C |
29 | * |
30 | * This program is free software; you can redistribute it and/or | |
31 | * modify it under the terms of the GNU General Public License (GPL) | |
32 | * version 2 as published by the Free Software Foundation. | |
33 | * | |
34 | * This program is distributed in the hope that it will be useful, | |
35 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
36 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
37 | * file license.txt for more details. | |
38 | * | |
39 | * This file was part of Coccinelle. | |
40 | *) | |
41 | ||
34e49164 C |
42 | open Common |
43 | ||
44 | module A = Ast_cocci | |
45 | module B = Ast_c | |
46 | ||
47 | module F = Control_flow_c | |
48 | ||
485bce71 C |
49 | module Flag = Flag_matcher |
50 | ||
34e49164 C |
51 | (*****************************************************************************) |
52 | (* Wrappers *) | |
53 | (*****************************************************************************) | |
708f4980 | 54 | let pr2, pr2_once = Common.mk_pr2_wrappers Flag_matcher.verbose_matcher |
34e49164 | 55 | |
c491d8ee C |
56 | let (+++) a b = match a with Some x -> Some x | None -> b |
57 | ||
34e49164 C |
58 | (*****************************************************************************) |
59 | (* Helpers *) | |
60 | (*****************************************************************************) | |
61 | ||
62 | type sequence = Ordered | Unordered | |
63 | ||
951c7801 C |
64 | let seqstyle eas = |
65 | match A.unwrap eas with | |
66 | | A.DOTS _ -> Ordered | |
67 | | A.CIRCLES _ -> Unordered | |
34e49164 C |
68 | | A.STARS _ -> failwith "not handling stars" |
69 | ||
70 | let (redots : 'a A.dots -> 'a list -> 'a A.dots)=fun eas easundots -> | |
ae4735db C |
71 | A.rewrap eas ( |
72 | match A.unwrap eas with | |
34e49164 C |
73 | | A.DOTS _ -> A.DOTS easundots |
74 | | A.CIRCLES _ -> A.CIRCLES easundots | |
75 | | A.STARS _ -> A.STARS easundots | |
76 | ) | |
77 | ||
78 | ||
ae4735db C |
79 | let (need_unordered_initialisers : B.initialiser B.wrap2 list -> bool) = |
80 | fun ibs -> | |
81 | ibs +> List.exists (fun (ib, icomma) -> | |
34e49164 | 82 | match B.unwrap ib with |
ae4735db C |
83 | | B.InitDesignators _ |
84 | | B.InitFieldOld _ | |
34e49164 | 85 | | B.InitIndexOld _ |
90aeb998 | 86 | -> true |
ae4735db C |
87 | | B.InitExpr _ |
88 | | B.InitList _ | |
90aeb998 | 89 | -> false) |
34e49164 C |
90 | |
91 | (* For the #include <linux/...> in the .cocci, need to find where is | |
92 | * the '+' attached to this element, to later find the first concrete | |
c491d8ee | 93 | * #include <linux/xxx.h> or last one in the series of #includes in the |
34e49164 C |
94 | * .c. |
95 | *) | |
ae4735db | 96 | type include_requirement = |
34e49164 | 97 | | IncludeMcodeBefore |
ae4735db | 98 | | IncludeMcodeAfter |
34e49164 C |
99 | | IncludeNothing |
100 | ||
101 | ||
ae4735db | 102 | |
34e49164 | 103 | (* todo? put in semantic_c.ml *) |
ae4735db C |
104 | type info_ident = |
105 | | Function | |
34e49164 C |
106 | | LocalFunction (* entails Function *) |
107 | | DontKnow | |
108 | ||
109 | ||
110 | let term mc = A.unwrap_mcode mc | |
111 | let mcodekind mc = A.get_mcodekind mc | |
112 | ||
113 | ||
114 | let mcode_contain_plus = function | |
115 | | A.CONTEXT (_,A.NOTHING) -> false | |
116 | | A.CONTEXT _ -> true | |
708f4980 C |
117 | | A.MINUS (_,_,_,[]) -> false |
118 | | A.MINUS (_,_,_,x::xs) -> true | |
951c7801 | 119 | | A.PLUS _ -> raise Impossible |
34e49164 C |
120 | |
121 | let mcode_simple_minus = function | |
708f4980 | 122 | | A.MINUS (_,_,_,[]) -> true |
34e49164 C |
123 | | _ -> false |
124 | ||
125 | ||
126 | (* In transformation.ml sometime I build some mcodekind myself and | |
127 | * julia has put None for the pos. But there is no possible raise | |
128 | * NoMatch in those cases because it is for the minusall trick or for | |
129 | * the distribute, so either have to build those pos, in fact a range, | |
130 | * because for the distribute have to erase a fullType with one | |
131 | * mcodekind, or add an argument to tag_with_mck such as "safe" that | |
132 | * don't do the check_pos. Hence this DontCarePos constructor. *) | |
133 | ||
ae4735db C |
134 | let minusizer = |
135 | ("fake","fake"), | |
708f4980 C |
136 | {A.line = 0; A.column =0; A.strbef=[]; A.straft=[];}, |
137 | (A.MINUS(A.DontCarePos,[],-1,[])), | |
34e49164 C |
138 | A.NoMetaPos |
139 | ||
ae4735db | 140 | let generalize_mcode ia = |
34e49164 C |
141 | let (s1, i, mck, pos) = ia in |
142 | let new_mck = | |
143 | match mck with | |
951c7801 | 144 | | A.PLUS _ -> raise Impossible |
ae4735db | 145 | | A.CONTEXT (A.NoPos,x) -> |
34e49164 | 146 | A.CONTEXT (A.DontCarePos,x) |
ae4735db | 147 | | A.MINUS (A.NoPos,inst,adj,x) -> |
708f4980 | 148 | A.MINUS (A.DontCarePos,inst,adj,x) |
485bce71 | 149 | |
ae4735db | 150 | | A.CONTEXT ((A.FixPos _|A.DontCarePos), _) |
708f4980 | 151 | | A.MINUS ((A.FixPos _|A.DontCarePos), _, _, _) |
485bce71 C |
152 | -> |
153 | raise Impossible | |
154 | in | |
34e49164 C |
155 | (s1, i, new_mck, pos) |
156 | ||
157 | ||
158 | ||
159 | (*---------------------------------------------------------------------------*) | |
160 | ||
161 | (* 0x0 is equivalent to 0, value format isomorphism *) | |
ae4735db C |
162 | let equal_c_int s1 s2 = |
163 | try | |
b1b2de81 | 164 | int_of_string s1 =|= int_of_string s2 |
ae4735db | 165 | with Failure("int_of_string") -> |
34e49164 C |
166 | s1 =$= s2 |
167 | ||
168 | ||
169 | ||
170 | (*---------------------------------------------------------------------------*) | |
171 | (* Normally A should reuse some types of Ast_c, so those | |
172 | * functions should not exist. | |
ae4735db | 173 | * |
34e49164 C |
174 | * update: but now Ast_c depends on A, so can't make too |
175 | * A depends on Ast_c, so have to stay with those equal_xxx | |
ae4735db | 176 | * functions. |
34e49164 C |
177 | *) |
178 | ||
ae4735db | 179 | let equal_unaryOp a b = |
34e49164 C |
180 | match a, b with |
181 | | A.GetRef , B.GetRef -> true | |
182 | | A.DeRef , B.DeRef -> true | |
183 | | A.UnPlus , B.UnPlus -> true | |
184 | | A.UnMinus , B.UnMinus -> true | |
185 | | A.Tilde , B.Tilde -> true | |
186 | | A.Not , B.Not -> true | |
485bce71 C |
187 | | _, B.GetRefLabel -> false (* todo cocci? *) |
188 | | _, (B.Not|B.Tilde|B.UnMinus|B.UnPlus|B.DeRef|B.GetRef) -> false | |
485bce71 | 189 | |
34e49164 | 190 | |
ae4735db C |
191 | |
192 | let equal_arithOp a b = | |
34e49164 C |
193 | match a, b with |
194 | | A.Plus , B.Plus -> true | |
195 | | A.Minus , B.Minus -> true | |
196 | | A.Mul , B.Mul -> true | |
197 | | A.Div , B.Div -> true | |
198 | | A.Mod , B.Mod -> true | |
199 | | A.DecLeft , B.DecLeft -> true | |
200 | | A.DecRight , B.DecRight -> true | |
201 | | A.And , B.And -> true | |
202 | | A.Or , B.Or -> true | |
203 | | A.Xor , B.Xor -> true | |
485bce71 C |
204 | | _, (B.Xor|B.Or|B.And|B.DecRight|B.DecLeft|B.Mod|B.Div|B.Mul|B.Minus|B.Plus) |
205 | -> false | |
34e49164 | 206 | |
ae4735db | 207 | let equal_logicalOp a b = |
34e49164 C |
208 | match a, b with |
209 | | A.Inf , B.Inf -> true | |
210 | | A.Sup , B.Sup -> true | |
211 | | A.InfEq , B.InfEq -> true | |
212 | | A.SupEq , B.SupEq -> true | |
213 | | A.Eq , B.Eq -> true | |
214 | | A.NotEq , B.NotEq -> true | |
215 | | A.AndLog , B.AndLog -> true | |
216 | | A.OrLog , B.OrLog -> true | |
485bce71 C |
217 | | _, (B.OrLog|B.AndLog|B.NotEq|B.Eq|B.SupEq|B.InfEq|B.Sup|B.Inf) |
218 | -> false | |
34e49164 | 219 | |
ae4735db | 220 | let equal_assignOp a b = |
34e49164 C |
221 | match a, b with |
222 | | A.SimpleAssign, B.SimpleAssign -> true | |
223 | | A.OpAssign a, B.OpAssign b -> equal_arithOp a b | |
485bce71 | 224 | | _, (B.OpAssign _|B.SimpleAssign) -> false |
34e49164 | 225 | |
ae4735db | 226 | let equal_fixOp a b = |
34e49164 C |
227 | match a, b with |
228 | | A.Dec, B.Dec -> true | |
229 | | A.Inc, B.Inc -> true | |
485bce71 | 230 | | _, (B.Inc|B.Dec) -> false |
34e49164 | 231 | |
ae4735db | 232 | let equal_binaryOp a b = |
34e49164 C |
233 | match a, b with |
234 | | A.Arith a, B.Arith b -> equal_arithOp a b | |
235 | | A.Logical a, B.Logical b -> equal_logicalOp a b | |
485bce71 | 236 | | _, (B.Logical _ | B.Arith _) -> false |
34e49164 | 237 | |
ae4735db | 238 | let equal_structUnion a b = |
34e49164 C |
239 | match a, b with |
240 | | A.Struct, B.Struct -> true | |
241 | | A.Union, B.Union -> true | |
485bce71 | 242 | | _, (B.Struct|B.Union) -> false |
34e49164 | 243 | |
ae4735db | 244 | let equal_sign a b = |
34e49164 C |
245 | match a, b with |
246 | | A.Signed, B.Signed -> true | |
247 | | A.Unsigned, B.UnSigned -> true | |
485bce71 | 248 | | _, (B.UnSigned|B.Signed) -> false |
34e49164 | 249 | |
ae4735db | 250 | let equal_storage a b = |
34e49164 C |
251 | match a, b with |
252 | | A.Static , B.Sto B.Static | |
253 | | A.Auto , B.Sto B.Auto | |
254 | | A.Register , B.Sto B.Register | |
ae4735db | 255 | | A.Extern , B.Sto B.Extern |
34e49164 | 256 | -> true |
485bce71 C |
257 | | _, (B.NoSto | B.StoTypedef) -> false |
258 | | _, (B.Sto (B.Register|B.Static|B.Auto|B.Extern)) -> false | |
259 | ||
34e49164 C |
260 | |
261 | (*---------------------------------------------------------------------------*) | |
262 | ||
263 | let equal_metavarval valu valu' = | |
264 | match valu, valu' with | |
5636bb2c | 265 | | Ast_c.MetaIdVal (a,_), Ast_c.MetaIdVal (b,_) -> a =$= b |
34e49164 | 266 | | Ast_c.MetaFuncVal a, Ast_c.MetaFuncVal b -> a =$= b |
ae4735db | 267 | | Ast_c.MetaLocalFuncVal a, Ast_c.MetaLocalFuncVal b -> |
34e49164 C |
268 | (* do something more ? *) |
269 | a =$= b | |
270 | ||
271 | (* al_expr before comparing !!! and accept when they match. | |
272 | * Note that here we have Astc._expression, so it is a match | |
273 | * modulo isomorphism (there is no metavariable involved here, | |
274 | * just isomorphisms). => TODO call isomorphism_c_c instead of | |
275 | * =*=. Maybe would be easier to transform ast_c in ast_cocci | |
276 | * and call the iso engine of julia. *) | |
5636bb2c | 277 | | Ast_c.MetaExprVal (a,_), Ast_c.MetaExprVal (b,_) -> |
34e49164 | 278 | Lib_parsing_c.al_expr a =*= Lib_parsing_c.al_expr b |
ae4735db | 279 | | Ast_c.MetaExprListVal a, Ast_c.MetaExprListVal b -> |
34e49164 C |
280 | Lib_parsing_c.al_arguments a =*= Lib_parsing_c.al_arguments b |
281 | ||
413ffc02 C |
282 | | Ast_c.MetaDeclVal a, Ast_c.MetaDeclVal b -> |
283 | Lib_parsing_c.al_declaration a =*= Lib_parsing_c.al_declaration b | |
284 | | Ast_c.MetaFieldVal a, Ast_c.MetaFieldVal b -> | |
285 | Lib_parsing_c.al_field a =*= Lib_parsing_c.al_field b | |
ae4735db | 286 | | Ast_c.MetaStmtVal a, Ast_c.MetaStmtVal b -> |
34e49164 | 287 | Lib_parsing_c.al_statement a =*= Lib_parsing_c.al_statement b |
ae4735db | 288 | | Ast_c.MetaInitVal a, Ast_c.MetaInitVal b -> |
113803cf | 289 | Lib_parsing_c.al_init a =*= Lib_parsing_c.al_init b |
ae4735db | 290 | | Ast_c.MetaTypeVal a, Ast_c.MetaTypeVal b -> |
34e49164 C |
291 | (* old: Lib_parsing_c.al_type a =*= Lib_parsing_c.al_type b *) |
292 | C_vs_c.eq_type a b | |
ae4735db | 293 | |
34e49164 C |
294 | | Ast_c.MetaListlenVal a, Ast_c.MetaListlenVal b -> a =|= b |
295 | ||
ae4735db | 296 | | Ast_c.MetaParamVal a, Ast_c.MetaParamVal b -> |
34e49164 | 297 | Lib_parsing_c.al_param a =*= Lib_parsing_c.al_param b |
ae4735db | 298 | | Ast_c.MetaParamListVal a, Ast_c.MetaParamListVal b -> |
34e49164 C |
299 | Lib_parsing_c.al_params a =*= Lib_parsing_c.al_params b |
300 | ||
ae4735db | 301 | | Ast_c.MetaPosVal (posa1,posa2), Ast_c.MetaPosVal (posb1,posb2) -> |
34e49164 | 302 | Ast_cocci.equal_pos posa1 posb1 && Ast_cocci.equal_pos posa2 posb2 |
951c7801 | 303 | |
34e49164 C |
304 | | Ast_c.MetaPosValList l1, Ast_c.MetaPosValList l2 -> |
305 | List.exists | |
485bce71 | 306 | (function (fla,cea,posa1,posa2) -> |
34e49164 | 307 | List.exists |
485bce71 | 308 | (function (flb,ceb,posb1,posb2) -> |
b1b2de81 | 309 | fla =$= flb && cea =$= ceb && |
34e49164 C |
310 | Ast_c.equal_posl posa1 posb1 && Ast_c.equal_posl posa2 posb2) |
311 | l2) | |
312 | l1 | |
34e49164 | 313 | |
485bce71 | 314 | | (B.MetaPosValList _|B.MetaListlenVal _|B.MetaPosVal _|B.MetaStmtVal _ |
413ffc02 | 315 | |B.MetaDeclVal _ |B.MetaFieldVal _ |B.MetaTypeVal _ |B.MetaInitVal _ |
485bce71 C |
316 | |B.MetaParamListVal _|B.MetaParamVal _|B.MetaExprListVal _ |
317 | |B.MetaExprVal _|B.MetaLocalFuncVal _|B.MetaFuncVal _|B.MetaIdVal _ | |
318 | ), _ | |
319 | -> raise Impossible | |
34e49164 | 320 | |
002099fc C |
321 | (* probably only one argument needs to be stripped, because inherited |
322 | metavariables containing expressions are stripped in advance. But don't | |
323 | know which one is which... *) | |
324 | let equal_inh_metavarval valu valu'= | |
978fd7e5 | 325 | match valu, valu' with |
5636bb2c | 326 | | Ast_c.MetaIdVal (a,_), Ast_c.MetaIdVal (b,_) -> a =$= b |
978fd7e5 | 327 | | Ast_c.MetaFuncVal a, Ast_c.MetaFuncVal b -> a =$= b |
ae4735db | 328 | | Ast_c.MetaLocalFuncVal a, Ast_c.MetaLocalFuncVal b -> |
978fd7e5 C |
329 | (* do something more ? *) |
330 | a =$= b | |
331 | ||
332 | (* al_expr before comparing !!! and accept when they match. | |
333 | * Note that here we have Astc._expression, so it is a match | |
334 | * modulo isomorphism (there is no metavariable involved here, | |
335 | * just isomorphisms). => TODO call isomorphism_c_c instead of | |
336 | * =*=. Maybe would be easier to transform ast_c in ast_cocci | |
337 | * and call the iso engine of julia. *) | |
5636bb2c | 338 | | Ast_c.MetaExprVal (a,_), Ast_c.MetaExprVal (b,_) -> |
978fd7e5 | 339 | Lib_parsing_c.al_inh_expr a =*= Lib_parsing_c.al_inh_expr b |
ae4735db | 340 | | Ast_c.MetaExprListVal a, Ast_c.MetaExprListVal b -> |
978fd7e5 C |
341 | Lib_parsing_c.al_inh_arguments a =*= Lib_parsing_c.al_inh_arguments b |
342 | ||
413ffc02 C |
343 | | Ast_c.MetaDeclVal a, Ast_c.MetaDeclVal b -> |
344 | Lib_parsing_c.al_inh_declaration a =*= Lib_parsing_c.al_inh_declaration b | |
345 | | Ast_c.MetaFieldVal a, Ast_c.MetaFieldVal b -> | |
346 | Lib_parsing_c.al_inh_field a =*= Lib_parsing_c.al_inh_field b | |
ae4735db | 347 | | Ast_c.MetaStmtVal a, Ast_c.MetaStmtVal b -> |
978fd7e5 | 348 | Lib_parsing_c.al_inh_statement a =*= Lib_parsing_c.al_inh_statement b |
ae4735db | 349 | | Ast_c.MetaInitVal a, Ast_c.MetaInitVal b -> |
978fd7e5 | 350 | Lib_parsing_c.al_inh_init a =*= Lib_parsing_c.al_inh_init b |
ae4735db | 351 | | Ast_c.MetaTypeVal a, Ast_c.MetaTypeVal b -> |
978fd7e5 C |
352 | (* old: Lib_parsing_c.al_inh_type a =*= Lib_parsing_c.al_inh_type b *) |
353 | C_vs_c.eq_type a b | |
ae4735db | 354 | |
978fd7e5 C |
355 | | Ast_c.MetaListlenVal a, Ast_c.MetaListlenVal b -> a =|= b |
356 | ||
ae4735db | 357 | | Ast_c.MetaParamVal a, Ast_c.MetaParamVal b -> |
978fd7e5 | 358 | Lib_parsing_c.al_param a =*= Lib_parsing_c.al_param b |
ae4735db | 359 | | Ast_c.MetaParamListVal a, Ast_c.MetaParamListVal b -> |
978fd7e5 C |
360 | Lib_parsing_c.al_params a =*= Lib_parsing_c.al_params b |
361 | ||
ae4735db | 362 | | Ast_c.MetaPosVal (posa1,posa2), Ast_c.MetaPosVal (posb1,posb2) -> |
978fd7e5 | 363 | Ast_cocci.equal_pos posa1 posb1 && Ast_cocci.equal_pos posa2 posb2 |
ae4735db | 364 | |
978fd7e5 C |
365 | | Ast_c.MetaPosValList l1, Ast_c.MetaPosValList l2 -> |
366 | List.exists | |
367 | (function (fla,cea,posa1,posa2) -> | |
368 | List.exists | |
369 | (function (flb,ceb,posb1,posb2) -> | |
370 | fla =$= flb && cea =$= ceb && | |
371 | Ast_c.equal_posl posa1 posb1 && Ast_c.equal_posl posa2 posb2) | |
372 | l2) | |
373 | l1 | |
374 | ||
375 | | (B.MetaPosValList _|B.MetaListlenVal _|B.MetaPosVal _|B.MetaStmtVal _ | |
413ffc02 | 376 | |B.MetaDeclVal _ |B.MetaFieldVal _ |B.MetaTypeVal _ |B.MetaInitVal _ |
978fd7e5 C |
377 | |B.MetaParamListVal _|B.MetaParamVal _|B.MetaExprListVal _ |
378 | |B.MetaExprVal _|B.MetaLocalFuncVal _|B.MetaFuncVal _|B.MetaIdVal _ | |
379 | ), _ | |
380 | -> raise Impossible | |
381 | ||
34e49164 C |
382 | |
383 | (*---------------------------------------------------------------------------*) | |
384 | (* could put in ast_c.ml, next to the split/unsplit_comma *) | |
ae4735db | 385 | let split_signb_baseb_ii (baseb, ii) = |
34e49164 C |
386 | let iis = ii +> List.map (fun info -> (B.str_of_info info), info) in |
387 | match baseb, iis with | |
ae4735db | 388 | |
34e49164 | 389 | | B.Void, ["void",i1] -> None, [i1] |
ae4735db | 390 | |
34e49164 C |
391 | | B.FloatType (B.CFloat),["float",i1] -> None, [i1] |
392 | | B.FloatType (B.CDouble),["double",i1] -> None, [i1] | |
393 | | B.FloatType (B.CLongDouble),["long",i1;"double",i2] -> None,[i1;i2] | |
ae4735db | 394 | |
34e49164 C |
395 | | B.IntType (B.CChar), ["char",i1] -> None, [i1] |
396 | ||
397 | ||
b1b2de81 C |
398 | | B.IntType (B.Si (sign, base)), xs -> |
399 | let (signed,rest) = | |
400 | match (sign,xs) with | |
401 | (_,[]) -> None,[] | |
402 | | (B.Signed,(("signed",i1)::rest)) -> (Some (B.Signed,i1),rest) | |
403 | | (B.Signed,rest) -> (None,rest) | |
404 | | (B.UnSigned,(("unsigned",i1)::rest)) -> (Some (B.UnSigned,i1),rest) | |
405 | | (B.UnSigned,rest) -> (* is this case possible? *) (None,rest) in | |
406 | (* The original code only allowed explicit signed and unsigned for char, | |
407 | while this code allows char by itself. Not sure that needs to be | |
408 | checked for here. If it does, then add a special case. *) | |
409 | let base_res = | |
410 | match (base,rest) with | |
411 | B.CInt, ["int",i1] -> [i1] | |
412 | | B.CInt, [] -> [] | |
413 | ||
414 | | B.CInt, ["",i1] -> (* no type is specified at all *) | |
415 | (match i1.B.pinfo with | |
416 | B.FakeTok(_,_) -> [] | |
417 | | _ -> failwith ("unrecognized signed int: "^ | |
418 | (String.concat " "(List.map fst iis)))) | |
419 | ||
420 | | B.CChar2, ["char",i2] -> [i2] | |
421 | ||
422 | | B.CShort, ["short",i1] -> [i1] | |
423 | | B.CShort, ["short",i1;"int",i2] -> [i1;i2] | |
424 | ||
425 | | B.CLong, ["long",i1] -> [i1] | |
426 | | B.CLong, ["long",i1;"int",i2] -> [i1;i2] | |
427 | ||
428 | | B.CLongLong, ["long",i1;"long",i2] -> [i1;i2] | |
429 | | B.CLongLong, ["long",i1;"long",i2;"int",i3] -> [i1;i2;i3] | |
430 | ||
431 | | _ -> | |
432 | failwith ("strange type1, maybe because of weird order: "^ | |
433 | (String.concat " " (List.map fst iis))) in | |
434 | (signed,base_res) | |
1eddfd50 C |
435 | |
436 | | B.SizeType, ["size_t",i1] -> None, [i1] | |
437 | | B.SSizeType, ["ssize_t",i1] -> None, [i1] | |
438 | | B.PtrDiffType, ["ptrdiff_t",i1] -> None, [i1] | |
439 | ||
b1b2de81 C |
440 | | _ -> failwith ("strange type2, maybe because of weird order: "^ |
441 | (String.concat " " (List.map fst iis))) | |
34e49164 C |
442 | |
443 | (*---------------------------------------------------------------------------*) | |
444 | ||
ae4735db | 445 | let rec unsplit_icomma xs = |
34e49164 C |
446 | match xs with |
447 | | [] -> [] | |
ae4735db | 448 | | x::y::xs -> |
34e49164 | 449 | (match A.unwrap y with |
ae4735db | 450 | | A.IComma mcode -> |
34e49164 C |
451 | (x, y)::unsplit_icomma xs |
452 | | _ -> failwith "wrong ast_cocci in initializer" | |
453 | ) | |
ae4735db | 454 | | _ -> |
34e49164 C |
455 | failwith ("wrong ast_cocci in initializer, should have pair " ^ |
456 | "number of Icomma") | |
457 | ||
458 | ||
459 | ||
ae4735db | 460 | let resplit_initialiser ibs iicomma = |
34e49164 C |
461 | match iicomma, ibs with |
462 | | [], [] -> [] | |
ae4735db | 463 | | [], _ -> |
34e49164 | 464 | failwith "should have a iicomma, do you generate fakeInfo in parser?" |
ae4735db | 465 | | _, [] -> |
34e49164 | 466 | failwith "shouldn't have a iicomma" |
ae4735db | 467 | | [iicomma], x::xs -> |
34e49164 C |
468 | let elems = List.map fst (x::xs) in |
469 | let commas = List.map snd (x::xs) +> List.flatten in | |
470 | let commas = commas @ [iicomma] in | |
ae4735db | 471 | zip elems commas |
34e49164 C |
472 | | _ -> raise Impossible |
473 | ||
474 | ||
475 | ||
ae4735db | 476 | let rec split_icomma xs = |
34e49164 C |
477 | match xs with |
478 | | [] -> [] | |
479 | | (x,y)::xs -> x::y::split_icomma xs | |
480 | ||
ae4735db | 481 | let rec unsplit_initialiser ibs_unsplit = |
34e49164 C |
482 | match ibs_unsplit with |
483 | | [] -> [], [] (* empty iicomma *) | |
ae4735db | 484 | | (x, commax)::xs -> |
34e49164 C |
485 | let (xs, lastcomma) = unsplit_initialiser_bis commax xs in |
486 | (x, [])::xs, lastcomma | |
487 | ||
488 | and unsplit_initialiser_bis comma_before = function | |
489 | | [] -> [], [comma_before] | |
ae4735db | 490 | | (x, commax)::xs -> |
34e49164 C |
491 | let (xs, lastcomma) = unsplit_initialiser_bis commax xs in |
492 | (x, [comma_before])::xs, lastcomma | |
493 | ||
494 | ||
495 | ||
496 | ||
497 | (*---------------------------------------------------------------------------*) | |
498 | (* coupling: same in type_annotater_c.ml *) | |
ae4735db C |
499 | let structdef_to_struct_name ty = |
500 | match ty with | |
501 | | qu, (B.StructUnion (su, sopt, fields), iis) -> | |
34e49164 | 502 | (match sopt,iis with |
ae4735db | 503 | | Some s , [i1;i2;i3;i4] -> |
34e49164 | 504 | qu, (B.StructUnionName (su, s), [i1;i2]) |
ae4735db | 505 | | None, _ -> |
34e49164 | 506 | ty |
ae4735db | 507 | |
34e49164 C |
508 | | x -> raise Impossible |
509 | ) | |
510 | | _ -> raise Impossible | |
511 | ||
512 | (*---------------------------------------------------------------------------*) | |
5626f154 C |
513 | let one_initialisation_to_affectation x = |
514 | let ({B.v_namei = var; | |
515 | B.v_type = returnType; | |
516 | B.v_type_bis = tybis; | |
517 | B.v_storage = storage; | |
518 | B.v_local = local}, | |
519 | iisep) = x in | |
520 | match var with | |
521 | | Some (name, iniopt) -> | |
522 | (match iniopt with | |
523 | | Some (iini, (B.InitExpr e, ii_empty2)) -> | |
524 | let local = | |
525 | match local with | |
526 | Ast_c.NotLocalDecl -> Ast_c.NotLocalVar | |
527 | | Ast_c.LocalDecl -> | |
528 | Ast_c.LocalVar (Ast_c.info_of_type returnType) in | |
529 | let typexp = | |
530 | (* old: Lib_parsing_c.al_type returnType | |
531 | * but this type has not the typename completed so | |
532 | * instead try to use tybis | |
533 | *) | |
534 | match !tybis with | |
535 | | Some ty_with_typename_completed -> ty_with_typename_completed | |
536 | | None -> raise Impossible | |
537 | in | |
538 | ||
539 | let typ = ref (Some (typexp,local), Ast_c.NotTest) in | |
540 | let ident = name in | |
541 | let idexpr = Ast_c.mk_e_bis (B.Ident ident) typ Ast_c.noii in | |
542 | let assign = | |
543 | Ast_c.mk_e (B.Assignment (idexpr,B.SimpleAssign, e)) [iini] in | |
544 | Some assign | |
545 | | _ -> None) | |
546 | | _ -> None | |
547 | ||
ae4735db | 548 | let initialisation_to_affectation decl = |
34e49164 C |
549 | match decl with |
550 | | B.MacroDecl _ -> F.Decl decl | |
ae4735db C |
551 | | B.DeclList (xs, iis) -> |
552 | ||
34e49164 C |
553 | (* todo?: should not do that if the variable is an array cos |
554 | * will have x[] = , mais de toute facon ca sera pas un InitExp | |
555 | *) | |
5626f154 C |
556 | let possible_assignment = |
557 | List.fold_left | |
558 | (function prev -> | |
559 | function x -> | |
560 | match prev,one_initialisation_to_affectation x with | |
561 | _,None -> prev | |
562 | | None,Some x -> Some x | |
563 | | Some prev,Some x -> | |
564 | (* [] is clearly an invalid ii value for a sequence. | |
565 | hope that no one looks at it, since nothing will | |
566 | match the sequence. Fortunately, SmPL doesn't | |
567 | support , expressions. *) | |
568 | Some (Ast_c.mk_e (Ast_c.Sequence (prev, x)) [])) | |
569 | None xs in | |
570 | match possible_assignment with | |
571 | Some x -> F.DefineExpr x | |
572 | | None -> F.Decl decl | |
34e49164 C |
573 | |
574 | (*****************************************************************************) | |
575 | (* Functor parameter combinators *) | |
576 | (*****************************************************************************) | |
577 | (* monad like stuff | |
578 | * src: papers on parser combinators in haskell (cf a pearl by meijer in ICFP) | |
ae4735db | 579 | * |
34e49164 | 580 | * version0: was not tagging the SP, so just tag the C |
ae4735db | 581 | * val (>>=): |
34e49164 C |
582 | * (tin -> 'c tout) -> ('c -> (tin -> 'b tout)) -> (tin -> 'b tout) |
583 | * val return : 'b -> tin -> 'b tout | |
584 | * val fail : tin -> 'b tout | |
ae4735db | 585 | * |
34e49164 C |
586 | * version1: now also tag the SP so return a ('a * 'b) |
587 | *) | |
588 | ||
589 | type mode = PatternMode | TransformMode | |
590 | ||
ae4735db C |
591 | module type PARAM = |
592 | sig | |
34e49164 C |
593 | type tin |
594 | type 'x tout | |
595 | ||
596 | ||
597 | type ('a, 'b) matcher = 'a -> 'b -> tin -> ('a * 'b) tout | |
598 | ||
599 | val mode : mode | |
600 | ||
ae4735db C |
601 | val (>>=): |
602 | (tin -> ('a * 'b) tout) -> | |
603 | ('a -> 'b -> (tin -> ('c * 'd) tout)) -> | |
34e49164 C |
604 | (tin -> ('c * 'd) tout) |
605 | ||
606 | val return : ('a * 'b) -> tin -> ('a *'b) tout | |
607 | val fail : tin -> ('a * 'b) tout | |
608 | ||
ae4735db C |
609 | val (>||>) : |
610 | (tin -> 'x tout) -> | |
34e49164 | 611 | (tin -> 'x tout) -> |
34e49164 C |
612 | (tin -> 'x tout) |
613 | ||
ae4735db C |
614 | val (>|+|>) : |
615 | (tin -> 'x tout) -> | |
34e49164 | 616 | (tin -> 'x tout) -> |
34e49164 C |
617 | (tin -> 'x tout) |
618 | ||
619 | val (>&&>) : (tin -> bool) -> (tin -> 'x tout) -> (tin -> 'x tout) | |
620 | ||
621 | val tokenf : ('a A.mcode, B.info) matcher | |
622 | val tokenf_mck : (A.mcodekind, B.info) matcher | |
623 | ||
ae4735db | 624 | val distrf_e : |
34e49164 | 625 | (A.meta_name A.mcode, B.expression) matcher |
ae4735db | 626 | val distrf_args : |
34e49164 | 627 | (A.meta_name A.mcode, (Ast_c.argument, Ast_c.il) either list) matcher |
ae4735db | 628 | val distrf_type : |
34e49164 | 629 | (A.meta_name A.mcode, Ast_c.fullType) matcher |
ae4735db | 630 | val distrf_params : |
34e49164 C |
631 | (A.meta_name A.mcode, |
632 | (Ast_c.parameterType, Ast_c.il) either list) matcher | |
ae4735db | 633 | val distrf_param : |
34e49164 | 634 | (A.meta_name A.mcode, Ast_c.parameterType) matcher |
ae4735db | 635 | val distrf_ini : |
34e49164 | 636 | (A.meta_name A.mcode, Ast_c.initialiser) matcher |
c491d8ee C |
637 | val distrf_inis : |
638 | (A.meta_name A.mcode, (Ast_c.initialiser, Ast_c.il) either list) matcher | |
413ffc02 C |
639 | val distrf_decl : |
640 | (A.meta_name A.mcode, Ast_c.declaration) matcher | |
641 | val distrf_field : | |
642 | (A.meta_name A.mcode, Ast_c.field) matcher | |
ae4735db | 643 | val distrf_node : |
34e49164 C |
644 | (A.meta_name A.mcode, Control_flow_c.node) matcher |
645 | ||
ae4735db | 646 | val distrf_define_params : |
c491d8ee C |
647 | (A.meta_name A.mcode, (string Ast_c.wrap, Ast_c.il) either list) matcher |
648 | ||
649 | val distrf_enum_fields : | |
650 | (A.meta_name A.mcode, (B.oneEnumType, B.il) either list) matcher | |
34e49164 | 651 | |
ae4735db | 652 | val distrf_struct_fields : |
485bce71 | 653 | (A.meta_name A.mcode, B.field list) matcher |
34e49164 | 654 | |
ae4735db | 655 | val distrf_cst : |
34e49164 C |
656 | (A.meta_name A.mcode, (B.constant, string) either B.wrap) matcher |
657 | ||
ae4735db | 658 | val cocciExp : |
34e49164 C |
659 | (A.expression, B.expression) matcher -> (A.expression, F.node) matcher |
660 | ||
ae4735db | 661 | val cocciExpExp : |
34e49164 C |
662 | (A.expression, B.expression) matcher -> |
663 | (A.expression, B.expression) matcher | |
664 | ||
ae4735db | 665 | val cocciTy : |
34e49164 C |
666 | (A.fullType, B.fullType) matcher -> (A.fullType, F.node) matcher |
667 | ||
ae4735db | 668 | val cocciInit : |
1be43e12 C |
669 | (A.initialiser, B.initialiser) matcher -> (A.initialiser, F.node) matcher |
670 | ||
34e49164 | 671 | val envf : |
ae4735db | 672 | A.keep_binding -> A.inherited -> |
34e49164 | 673 | A.meta_name A.mcode * Ast_c.metavar_binding_kind * |
485bce71 | 674 | (unit -> Common.filename * string * Ast_c.posl * Ast_c.posl) -> |
34e49164 C |
675 | (unit -> tin -> 'x tout) -> (tin -> 'x tout) |
676 | ||
951c7801 C |
677 | val check_idconstraint : |
678 | ('a -> 'b -> bool) -> 'a -> 'b -> | |
679 | (unit -> tin -> 'x tout) -> (tin -> 'x tout) | |
680 | ||
681 | val check_constraints_ne : | |
34e49164 C |
682 | ('a, 'b) matcher -> 'a list -> 'b -> |
683 | (unit -> tin -> 'x tout) -> (tin -> 'x tout) | |
684 | ||
685 | val all_bound : A.meta_name list -> (tin -> bool) | |
686 | ||
687 | val optional_storage_flag : (bool -> tin -> 'x tout) -> (tin -> 'x tout) | |
688 | val optional_qualifier_flag : (bool -> tin -> 'x tout) -> (tin -> 'x tout) | |
689 | val value_format_flag: (bool -> tin -> 'x tout) -> (tin -> 'x tout) | |
690 | ||
691 | ||
692 | end | |
693 | ||
694 | (*****************************************************************************) | |
695 | (* Functor code, "Cocci vs C" *) | |
696 | (*****************************************************************************) | |
697 | ||
698 | module COCCI_VS_C = | |
951c7801 | 699 | functor (X : PARAM) -> |
34e49164 C |
700 | struct |
701 | ||
702 | type ('a, 'b) matcher = 'a -> 'b -> X.tin -> ('a * 'b) X.tout | |
703 | ||
704 | let (>>=) = X.(>>=) | |
705 | let return = X.return | |
706 | let fail = X.fail | |
707 | ||
708 | let (>||>) = X.(>||>) | |
709 | let (>|+|>) = X.(>|+|>) | |
710 | let (>&&>) = X.(>&&>) | |
711 | ||
712 | let tokenf = X.tokenf | |
713 | ||
714 | (* should be raise Impossible when called from transformation.ml *) | |
ae4735db | 715 | let fail2 () = |
34e49164 C |
716 | match X.mode with |
717 | | PatternMode -> fail | |
718 | | TransformMode -> raise Impossible | |
719 | ||
720 | ||
721 | let (option: ('a,'b) matcher -> ('a option,'b option) matcher)= fun f t1 t2 -> | |
722 | match (t1,t2) with | |
ae4735db C |
723 | | (Some t1, Some t2) -> |
724 | f t1 t2 >>= (fun t1 t2 -> | |
34e49164 C |
725 | return (Some t1, Some t2) |
726 | ) | |
727 | | (None, None) -> return (None, None) | |
728 | | _ -> fail | |
729 | ||
730 | (* Dots are sometimes used as metavariables, since like metavariables they | |
731 | can match other things. But they no longer have the same type. Perhaps these | |
732 | functions could be avoided by introducing an appropriate level of polymorphism, | |
733 | but I don't know how to declare polymorphism across functors *) | |
ae4735db C |
734 | let dots2metavar (_,info,mcodekind,pos) = |
735 | (("","..."),info,mcodekind,pos) | |
34e49164 C |
736 | let metavar2dots (_,info,mcodekind,pos) = ("...",info,mcodekind,pos) |
737 | ||
5636bb2c | 738 | let satisfies_regexpconstraint c id : bool = |
951c7801 | 739 | match c with |
5636bb2c C |
740 | A.IdRegExp (_,recompiled) -> Str.string_match recompiled id 0 |
741 | | A.IdNotRegExp (_,recompiled) -> not (Str.string_match recompiled id 0) | |
742 | ||
743 | let satisfies_iconstraint c id : bool = | |
744 | not (List.mem id c) | |
951c7801 C |
745 | |
746 | let satisfies_econstraint c exp : bool = | |
5636bb2c C |
747 | let warning s = pr2_once ("WARNING: "^s); false in |
748 | match Ast_c.unwrap_expr exp with | |
749 | Ast_c.Ident (name) -> | |
750 | (match name with | |
751 | Ast_c.RegularName rname -> | |
752 | satisfies_regexpconstraint c (Ast_c.unwrap_st rname) | |
753 | | Ast_c.CppConcatenatedName _ -> | |
754 | warning | |
755 | "Unable to apply a constraint on a CppConcatenatedName identifier!" | |
756 | | Ast_c.CppVariadicName _ -> | |
757 | warning | |
758 | "Unable to apply a constraint on a CppVariadicName identifier!" | |
759 | | Ast_c.CppIdentBuilder _ -> | |
760 | warning | |
761 | "Unable to apply a constraint on a CppIdentBuilder identifier!") | |
762 | | Ast_c.Constant cst -> | |
763 | (match cst with | |
764 | | Ast_c.String (str, _) -> satisfies_regexpconstraint c str | |
765 | | Ast_c.MultiString strlist -> | |
766 | warning "Unable to apply a constraint on an multistring constant!" | |
767 | | Ast_c.Char (char , _) -> satisfies_regexpconstraint c char | |
768 | | Ast_c.Int (int , _) -> satisfies_regexpconstraint c int | |
769 | | Ast_c.Float (float, _) -> satisfies_regexpconstraint c float) | |
770 | | _ -> warning "Unable to apply a constraint on an expression!" | |
951c7801 | 771 | |
c491d8ee C |
772 | |
773 | (* ------------------------------------------------------------------------- *) | |
774 | (* This has to be up here to allow adequate polymorphism *) | |
775 | ||
776 | let list_matcher match_dots rebuild_dots match_comma rebuild_comma | |
777 | match_metalist rebuild_metalist mktermval special_cases | |
778 | element distrf get_iis = fun eas ebs -> | |
779 | let rec loop = function | |
780 | [], [] -> return ([], []) | |
781 | | [], eb::ebs -> fail | |
782 | | ea::eas, ebs -> | |
783 | X.all_bound (A.get_inherited ea) >&&> | |
784 | let try_matches = | |
785 | (match match_dots ea, ebs with | |
786 | Some (mcode, optexpr), ys -> | |
787 | (* todo: if optexpr, then a WHEN and so may have to filter yys *) | |
788 | if optexpr <> None then failwith "not handling when in a list"; | |
789 | ||
790 | (* '...' can take more or less the beginnings of the arguments *) | |
791 | let startendxs = | |
792 | Common.zip (Common.inits ys) (Common.tails ys) in | |
793 | Some | |
794 | (startendxs +> List.fold_left (fun acc (startxs, endxs) -> | |
795 | acc >||> ( | |
796 | ||
797 | (* allow '...', and maybe its associated ',' to match nothing. | |
798 | * for the associated ',' see below how we handle the EComma | |
799 | * to match nothing. | |
800 | *) | |
801 | (if null startxs | |
802 | then | |
803 | if mcode_contain_plus (mcodekind mcode) | |
804 | then fail | |
805 | (*failwith | |
806 | "I have no token that I could accroche myself on"*) | |
807 | else return (dots2metavar mcode, []) | |
808 | else | |
809 | (* subtil: we dont want the '...' to match until the | |
810 | * comma. cf -test pb_params_iso. We would get at | |
811 | * "already tagged" error. | |
812 | * this is because both f (... x, ...) and f (..., x, ...) | |
813 | * would match a f(x,3) with our "optional-comma" strategy. | |
814 | *) | |
815 | (match Common.last startxs with | |
816 | | Right _ -> fail | |
817 | | Left _ -> distrf (dots2metavar mcode) startxs)) | |
818 | ||
819 | >>= (fun mcode startxs -> | |
820 | let mcode = metavar2dots mcode in | |
821 | loop (eas, endxs) >>= (fun eas endxs -> | |
822 | return ( | |
823 | (rebuild_dots (mcode, optexpr) +> A.rewrap ea) ::eas, | |
824 | startxs ++ endxs | |
825 | ))) | |
826 | ) | |
827 | ) fail) | |
828 | ||
829 | | None,_ -> None) | |
830 | +++ | |
831 | (match match_comma ea, ebs with | |
832 | | Some ia1, Right ii::ebs -> | |
833 | Some | |
834 | (let ib1 = tuple_of_list1 ii in | |
835 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
836 | loop (eas, ebs) >>= (fun eas ebs -> | |
837 | return ( | |
838 | (rebuild_comma ia1 +> A.rewrap ea)::eas, | |
839 | (Right [ib1])::ebs | |
840 | ) | |
841 | ))) | |
842 | | Some ia1, ebs -> | |
843 | (* allow ',' to maching nothing. optional comma trick *) | |
844 | Some | |
845 | (if mcode_contain_plus (mcodekind ia1) | |
846 | then fail | |
847 | else loop (eas, ebs)) | |
848 | | None,_ -> None) | |
849 | +++ | |
850 | (match match_metalist ea, ebs with | |
851 | Some (ida,leninfo,keep,inherited), ys -> | |
852 | let startendxs = | |
853 | Common.zip (Common.inits ys) (Common.tails ys) in | |
854 | Some | |
855 | (startendxs +> List.fold_left (fun acc (startxs, endxs) -> | |
856 | acc >||> ( | |
857 | let ok = | |
858 | if null startxs | |
859 | then | |
860 | if mcode_contain_plus (mcodekind ida) | |
861 | then false | |
862 | (* failwith "no token that I could accroche myself on" *) | |
863 | else true | |
864 | else | |
865 | (match Common.last startxs with | |
866 | | Right _ -> false | |
867 | | Left _ -> true) | |
868 | in | |
869 | if not ok | |
870 | then fail | |
871 | else | |
872 | let startxs' = Ast_c.unsplit_comma startxs in | |
873 | let len = List.length startxs' in | |
874 | ||
875 | (match leninfo with | |
876 | | A.MetaListLen (lenname,lenkeep,leninherited) -> | |
877 | let max_min _ = failwith "no pos" in | |
878 | X.envf lenkeep leninherited | |
879 | (lenname, Ast_c.MetaListlenVal (len), max_min) | |
880 | | A.CstListLen n -> | |
881 | if len = n | |
882 | then (function f -> f()) | |
883 | else (function f -> fail) | |
884 | | A.AnyListLen -> function f -> f() | |
885 | ) | |
886 | (fun () -> | |
887 | let max_min _ = | |
888 | Lib_parsing_c.lin_col_by_pos (get_iis startxs) in | |
889 | X.envf keep inherited | |
890 | (ida, mktermval startxs', max_min) | |
891 | (fun () -> | |
892 | if null startxs | |
893 | then return (ida, []) | |
894 | else distrf ida (Ast_c.split_comma startxs')) | |
895 | >>= (fun ida startxs -> | |
896 | loop (eas, endxs) >>= (fun eas endxs -> | |
897 | return ( | |
898 | (rebuild_metalist(ida,leninfo,keep,inherited)) | |
899 | +> A.rewrap ea::eas, | |
900 | startxs ++ endxs | |
901 | )) | |
902 | ) | |
903 | ) | |
904 | )) fail) | |
905 | | None,_ -> None) | |
906 | +++ | |
907 | special_cases ea eas ebs in | |
908 | match try_matches with | |
909 | Some res -> res | |
910 | | None -> | |
911 | (match ebs with | |
912 | | (Left eb)::ebs -> | |
913 | element ea eb >>= (fun ea eb -> | |
914 | loop (eas, ebs) >>= (fun eas ebs -> | |
915 | return (ea::eas, Left eb::ebs))) | |
916 | | (Right y)::ys -> raise Impossible | |
917 | | [] -> fail) in | |
918 | loop (eas,ebs) | |
919 | ||
34e49164 | 920 | (*---------------------------------------------------------------------------*) |
ae4735db | 921 | (* toc: |
34e49164 C |
922 | * - expression |
923 | * - ident | |
924 | * - arguments | |
925 | * - parameters | |
926 | * - declaration | |
927 | * - initialisers | |
ae4735db | 928 | * - type |
34e49164 C |
929 | * - node |
930 | *) | |
931 | ||
932 | (*---------------------------------------------------------------------------*) | |
933 | let rec (expression: (A.expression, Ast_c.expression) matcher) = | |
ae4735db | 934 | fun ea eb -> |
c3e37e97 C |
935 | if A.get_test_exp ea && not (Ast_c.is_test eb) then fail |
936 | else | |
34e49164 C |
937 | X.all_bound (A.get_inherited ea) >&&> |
938 | let wa x = A.rewrap ea x in | |
939 | match A.unwrap ea, eb with | |
ae4735db | 940 | |
34e49164 C |
941 | (* general case: a MetaExpr can match everything *) |
942 | | A.MetaExpr (ida,constraints,keep,opttypa,form,inherited), | |
943 | (((expr, opttypb), ii) as expb) -> | |
944 | ||
ae4735db | 945 | (* old: before have a MetaConst. Now we factorize and use 'form' to |
34e49164 C |
946 | * differentiate between different cases *) |
947 | let rec matches_id = function | |
b1b2de81 | 948 | B.Ident(name) -> true |
34e49164 C |
949 | | B.Cast(ty,e) -> matches_id (B.unwrap_expr e) |
950 | | _ -> false in | |
951 | let form_ok = | |
952 | match (form,expr) with | |
953 | (A.ANY,_) -> true | |
954 | | (A.CONST,e) -> | |
955 | let rec matches = function | |
956 | B.Constant(c) -> true | |
ae4735db C |
957 | | B.Ident (nameidb) -> |
958 | let s = Ast_c.str_of_name nameidb in | |
959 | if s =~ "^[A-Z_][A-Z_0-9]*$" | |
b1b2de81 | 960 | then begin |
002099fc | 961 | pr2_once ("warning: " ^ s ^ " treated as a constant"); |
b1b2de81 C |
962 | true |
963 | end | |
964 | else false | |
34e49164 C |
965 | | B.Cast(ty,e) -> matches (B.unwrap_expr e) |
966 | | B.Unary(e,B.UnMinus) -> matches (B.unwrap_expr e) | |
967 | | B.SizeOfExpr(exp) -> true | |
968 | | B.SizeOfType(ty) -> true | |
969 | | _ -> false in | |
970 | matches e | |
971 | | (A.LocalID,e) -> | |
972 | (matches_id e) && | |
973 | (match !opttypb with | |
974 | (Some (_,Ast_c.LocalVar _),_) -> true | |
975 | | _ -> false) | |
976 | | (A.ID,e) -> matches_id e in | |
977 | ||
978 | if form_ok | |
979 | then | |
980 | (let (opttypb,_testb) = !opttypb in | |
981 | match opttypa, opttypb with | |
982 | | None, _ -> return ((),()) | |
ae4735db | 983 | | Some _, None -> |
34e49164 C |
984 | pr2_once ("Missing type information. Certainly a pb in " ^ |
985 | "annotate_typer.ml"); | |
986 | fail | |
951c7801 | 987 | |
fc1ad971 | 988 | | Some tas, Some tb -> |
951c7801 | 989 | tas +> List.fold_left (fun acc ta -> |
34e49164 C |
990 | acc >|+|> compatible_type ta tb) fail |
991 | ) >>= | |
992 | (fun () () -> | |
5636bb2c C |
993 | let meta_expr_val l x = Ast_c.MetaExprVal(x,l) in |
994 | match constraints with | |
995 | Ast_cocci.NoConstraint -> return (meta_expr_val [],()) | |
996 | | Ast_cocci.NotIdCstrt cstrt -> | |
997 | X.check_idconstraint satisfies_econstraint cstrt eb | |
998 | (fun () -> return (meta_expr_val [],())) | |
999 | | Ast_cocci.NotExpCstrt cstrts -> | |
1000 | X.check_constraints_ne expression cstrts eb | |
1001 | (fun () -> return (meta_expr_val [],())) | |
1002 | | Ast_cocci.SubExpCstrt cstrts -> | |
1003 | return (meta_expr_val cstrts,())) | |
1004 | >>= | |
1005 | (fun wrapper () -> | |
1006 | let max_min _ = | |
1007 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_expr expb) in | |
1008 | X.envf keep inherited (ida, wrapper expb, max_min) | |
1009 | (fun () -> | |
1010 | X.distrf_e ida expb >>= | |
1011 | (fun ida expb -> | |
1012 | return ( | |
1013 | A.MetaExpr (ida,constraints,keep,opttypa,form,inherited)+> | |
1014 | A.rewrap ea, | |
1015 | expb | |
1016 | )) | |
1017 | )) | |
34e49164 | 1018 | else fail |
951c7801 | 1019 | |
ae4735db | 1020 | (* old: |
34e49164 C |
1021 | * | A.MetaExpr(ida,false,opttypa,_inherited), expb -> |
1022 | * D.distribute_mck (mcodekind ida) D.distribute_mck_e expb binding | |
ae4735db | 1023 | * |
34e49164 C |
1024 | * but bug! because if have not tagged SP, then transform without doing |
1025 | * any checks. Hopefully now have tagged SP technique. | |
1026 | *) | |
ae4735db C |
1027 | |
1028 | ||
1029 | (* old: | |
1030 | * | A.Edots _, _ -> raise Impossible. | |
1031 | * | |
1032 | * In fact now can also have the Edots inside normal expression, not | |
1033 | * just in arg lists. in 'x[...];' less: in if(<... x ... y ...>) | |
34e49164 | 1034 | *) |
ae4735db C |
1035 | | A.Edots (mcode, None), expb -> |
1036 | X.distrf_e (dots2metavar mcode) expb >>= (fun mcode expb -> | |
34e49164 | 1037 | return ( |
ae4735db | 1038 | A.Edots (metavar2dots mcode, None) +> A.rewrap ea , |
34e49164 C |
1039 | expb |
1040 | )) | |
ae4735db C |
1041 | |
1042 | ||
34e49164 | 1043 | | A.Edots (_, Some expr), _ -> failwith "not handling when on Edots" |
ae4735db C |
1044 | |
1045 | ||
b1b2de81 C |
1046 | | A.Ident ida, ((B.Ident (nameidb), typ),noii) -> |
1047 | assert (null noii); | |
ae4735db | 1048 | ident_cpp DontKnow ida nameidb >>= (fun ida nameidb -> |
34e49164 | 1049 | return ( |
ae4735db | 1050 | ((A.Ident ida)) +> wa, |
b1b2de81 | 1051 | ((B.Ident (nameidb), typ),Ast_c.noii) |
34e49164 | 1052 | )) |
ae4735db C |
1053 | |
1054 | ||
1055 | ||
34e49164 | 1056 | |
485bce71 | 1057 | | A.MetaErr _, _ -> failwith "not handling MetaErr" |
34e49164 C |
1058 | |
1059 | (* todo?: handle some isomorphisms in int/float ? can have different | |
1060 | * format : 1l can match a 1. | |
ae4735db | 1061 | * |
34e49164 | 1062 | * todo: normally string can contain some metavar too, so should |
ae4735db | 1063 | * recurse on the string |
34e49164 | 1064 | *) |
ae4735db | 1065 | | A.Constant (ia1), ((B.Constant (ib) , typ),ii) -> |
34e49164 | 1066 | (* for everything except the String case where can have multi elems *) |
ae4735db C |
1067 | let do1 () = |
1068 | let ib1 = tuple_of_list1 ii in | |
1069 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1070 | return ( | |
1071 | ((A.Constant ia1)) +> wa, | |
34e49164 C |
1072 | ((B.Constant (ib), typ),[ib1]) |
1073 | )) | |
1074 | in | |
ae4735db C |
1075 | (match term ia1, ib with |
1076 | | A.Int x, B.Int (y,_) -> | |
1077 | X.value_format_flag (fun use_value_equivalence -> | |
1078 | if use_value_equivalence | |
1079 | then | |
34e49164 C |
1080 | if equal_c_int x y |
1081 | then do1() | |
1082 | else fail | |
ae4735db | 1083 | else |
34e49164 C |
1084 | if x =$= y |
1085 | then do1() | |
1086 | else fail | |
1087 | ) | |
1088 | | A.Char x, B.Char (y,_) when x =$= y (* todo: use kind ? *) | |
1089 | -> do1() | |
1090 | | A.Float x, B.Float (y,_) when x =$= y (* todo: use floatType ? *) | |
1091 | -> do1() | |
1092 | ||
1093 | | A.String sa, B.String (sb,_kind) when sa =$= sb -> | |
1094 | (match ii with | |
ae4735db C |
1095 | | [ib1] -> |
1096 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1097 | return ( | |
1098 | ((A.Constant ia1)) +> wa, | |
34e49164 C |
1099 | ((B.Constant (ib), typ),[ib1]) |
1100 | )) | |
1101 | | _ -> fail (* multi string, not handled *) | |
1102 | ) | |
485bce71 | 1103 | |
0708f913 | 1104 | | _, B.MultiString _ -> (* todo cocci? *) fail |
485bce71 | 1105 | | _, (B.String _ | B.Float _ | B.Char _ | B.Int _) -> fail |
34e49164 C |
1106 | ) |
1107 | ||
1108 | ||
ae4735db | 1109 | | A.FunCall (ea, ia1, eas, ia2), ((B.FunCall (eb, ebs), typ),ii) -> |
34e49164 C |
1110 | (* todo: do special case to allow IdMetaFunc, cos doing the |
1111 | * recursive call will be too late, match_ident will not have the | |
1112 | * info whether it was a function. todo: but how detect when do | |
1113 | * x.field = f; how know that f is a Func ? By having computed | |
1114 | * some information before the matching! | |
ae4735db | 1115 | * |
34e49164 C |
1116 | * Allow match with FunCall containing types. Now ast_cocci allow |
1117 | * type in parameter, and morover ast_cocci allow f(...) and those | |
ae4735db | 1118 | * ... could match type. |
34e49164 C |
1119 | *) |
1120 | let (ib1, ib2) = tuple_of_list2 ii in | |
113803cf C |
1121 | expression ea eb >>= (fun ea eb -> |
1122 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1123 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
1124 | arguments (seqstyle eas) (A.undots eas) ebs >>= (fun easundots ebs -> | |
34e49164 C |
1125 | let eas = redots eas easundots in |
1126 | return ( | |
1127 | ((A.FunCall (ea, ia1, eas, ia2)) +> wa, | |
1128 | ((B.FunCall (eb, ebs),typ), [ib1;ib2]) | |
1129 | )))))) | |
1130 | ||
1131 | ||
1132 | ||
1133 | ||
1134 | | A.Assignment (ea1, opa, ea2, simple), | |
ae4735db | 1135 | ((B.Assignment (eb1, opb, eb2), typ),ii) -> |
34e49164 | 1136 | let (opbi) = tuple_of_list1 ii in |
ae4735db | 1137 | if equal_assignOp (term opa) opb |
34e49164 | 1138 | then |
ae4735db C |
1139 | expression ea1 eb1 >>= (fun ea1 eb1 -> |
1140 | expression ea2 eb2 >>= (fun ea2 eb2 -> | |
1141 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 | 1142 | return ( |
c491d8ee | 1143 | (A.Assignment (ea1, opa, ea2, simple)) +> wa, |
34e49164 C |
1144 | ((B.Assignment (eb1, opb, eb2), typ), [opbi]) |
1145 | )))) | |
1146 | else fail | |
1147 | ||
1148 | | A.CondExpr(ea1,ia1,ea2opt,ia2,ea3),((B.CondExpr(eb1,eb2opt,eb3),typ),ii) -> | |
1149 | let (ib1, ib2) = tuple_of_list2 ii in | |
ae4735db C |
1150 | expression ea1 eb1 >>= (fun ea1 eb1 -> |
1151 | option expression ea2opt eb2opt >>= (fun ea2opt eb2opt -> | |
1152 | expression ea3 eb3 >>= (fun ea3 eb3 -> | |
1153 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1154 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 C |
1155 | return ( |
1156 | ((A.CondExpr(ea1,ia1,ea2opt,ia2,ea3))) +> wa, | |
1157 | ((B.CondExpr (eb1, eb2opt, eb3),typ), [ib1;ib2]) | |
1158 | )))))) | |
1159 | ||
1160 | (* todo?: handle some isomorphisms here ? *) | |
ae4735db | 1161 | | A.Postfix (ea, opa), ((B.Postfix (eb, opb), typ),ii) -> |
34e49164 C |
1162 | let opbi = tuple_of_list1 ii in |
1163 | if equal_fixOp (term opa) opb | |
1164 | then | |
ae4735db C |
1165 | expression ea eb >>= (fun ea eb -> |
1166 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1167 | return ( |
1168 | ((A.Postfix (ea, opa))) +> wa, | |
1169 | ((B.Postfix (eb, opb), typ),[opbi]) | |
1170 | ))) | |
1171 | else fail | |
ae4735db C |
1172 | |
1173 | ||
1174 | | A.Infix (ea, opa), ((B.Infix (eb, opb), typ),ii) -> | |
34e49164 C |
1175 | let opbi = tuple_of_list1 ii in |
1176 | if equal_fixOp (term opa) opb | |
1177 | then | |
ae4735db C |
1178 | expression ea eb >>= (fun ea eb -> |
1179 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1180 | return ( |
1181 | ((A.Infix (ea, opa))) +> wa, | |
1182 | ((B.Infix (eb, opb), typ),[opbi]) | |
1183 | ))) | |
1184 | else fail | |
1185 | ||
ae4735db | 1186 | | A.Unary (ea, opa), ((B.Unary (eb, opb), typ),ii) -> |
34e49164 C |
1187 | let opbi = tuple_of_list1 ii in |
1188 | if equal_unaryOp (term opa) opb | |
1189 | then | |
ae4735db C |
1190 | expression ea eb >>= (fun ea eb -> |
1191 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1192 | return ( |
1193 | ((A.Unary (ea, opa))) +> wa, | |
1194 | ((B.Unary (eb, opb), typ),[opbi]) | |
1195 | ))) | |
1196 | else fail | |
1197 | ||
ae4735db | 1198 | | A.Binary (ea1, opa, ea2), ((B.Binary (eb1, opb, eb2), typ),ii) -> |
34e49164 C |
1199 | let opbi = tuple_of_list1 ii in |
1200 | if equal_binaryOp (term opa) opb | |
ae4735db C |
1201 | then |
1202 | expression ea1 eb1 >>= (fun ea1 eb1 -> | |
1203 | expression ea2 eb2 >>= (fun ea2 eb2 -> | |
1204 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1205 | return ( |
1206 | ((A.Binary (ea1, opa, ea2))) +> wa, | |
1207 | ((B.Binary (eb1, opb, eb2), typ),[opbi] | |
1208 | ))))) | |
1209 | else fail | |
1210 | ||
ae4735db | 1211 | | A.Nested (ea1, opa, ea2), eb -> |
34e49164 | 1212 | let rec loop eb = |
c3e37e97 | 1213 | expression ea1 eb >|+|> |
34e49164 C |
1214 | (match eb with |
1215 | ((B.Binary (eb1, opb, eb2), typ),ii) | |
1216 | when equal_binaryOp (term opa) opb -> | |
1217 | let opbi = tuple_of_list1 ii in | |
1218 | let left_to_right = | |
ae4735db C |
1219 | (expression ea1 eb1 >>= (fun ea1 eb1 -> |
1220 | expression ea2 eb2 >>= (fun ea2 eb2 -> | |
1221 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1222 | return ( |
1223 | ((A.Nested (ea1, opa, ea2))) +> wa, | |
1224 | ((B.Binary (eb1, opb, eb2), typ),[opbi] | |
1225 | )))))) in | |
1226 | let right_to_left = | |
ae4735db C |
1227 | (expression ea2 eb1 >>= (fun ea2 eb1 -> |
1228 | expression ea1 eb2 >>= (fun ea1 eb2 -> | |
1229 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1230 | return ( |
1231 | ((A.Nested (ea1, opa, ea2))) +> wa, | |
1232 | ((B.Binary (eb1, opb, eb2), typ),[opbi] | |
1233 | )))))) in | |
1234 | let in_left = | |
ae4735db C |
1235 | (loop eb1 >>= (fun ea1 eb1 -> |
1236 | expression ea2 eb2 >>= (fun ea2 eb2 -> | |
1237 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1238 | return ( |
1239 | ((A.Nested (ea1, opa, ea2))) +> wa, | |
1240 | ((B.Binary (eb1, opb, eb2), typ),[opbi] | |
1241 | )))))) in | |
1242 | let in_right = | |
ae4735db C |
1243 | (expression ea2 eb1 >>= (fun ea2 eb1 -> |
1244 | loop eb2 >>= (fun ea1 eb2 -> | |
1245 | tokenf opa opbi >>= (fun opa opbi -> | |
34e49164 C |
1246 | return ( |
1247 | ((A.Nested (ea1, opa, ea2))) +> wa, | |
1248 | ((B.Binary (eb1, opb, eb2), typ),[opbi] | |
1249 | )))))) in | |
1250 | left_to_right >|+|> right_to_left >|+|> in_left >|+|> in_right | |
1251 | | _ -> fail) in | |
1252 | loop eb | |
1253 | ||
1254 | (* todo?: handle some isomorphisms here ? (with pointers = Unary Deref) *) | |
ae4735db | 1255 | | A.ArrayAccess (ea1, ia1, ea2, ia2),((B.ArrayAccess (eb1, eb2), typ),ii) -> |
34e49164 | 1256 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
1257 | expression ea1 eb1 >>= (fun ea1 eb1 -> |
1258 | expression ea2 eb2 >>= (fun ea2 eb2 -> | |
1259 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1260 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 C |
1261 | return ( |
1262 | ((A.ArrayAccess (ea1, ia1, ea2, ia2))) +> wa, | |
1263 | ((B.ArrayAccess (eb1, eb2),typ), [ib1;ib2]) | |
1264 | ))))) | |
1265 | ||
1266 | (* todo?: handle some isomorphisms here ? *) | |
1267 | | A.RecordAccess (ea, ia1, ida), ((B.RecordAccess (eb, idb), typ),ii) -> | |
b1b2de81 | 1268 | let (ib1) = tuple_of_list1 ii in |
ae4735db C |
1269 | ident_cpp DontKnow ida idb >>= (fun ida idb -> |
1270 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1271 | expression ea eb >>= (fun ea eb -> | |
34e49164 C |
1272 | return ( |
1273 | ((A.RecordAccess (ea, ia1, ida))) +> wa, | |
b1b2de81 | 1274 | ((B.RecordAccess (eb, idb), typ), [ib1]) |
34e49164 C |
1275 | )))) |
1276 | ||
1277 | ||
1278 | ||
1279 | | A.RecordPtAccess (ea,ia1,ida),((B.RecordPtAccess (eb, idb), typ), ii) -> | |
b1b2de81 | 1280 | let (ib1) = tuple_of_list1 ii in |
ae4735db C |
1281 | ident_cpp DontKnow ida idb >>= (fun ida idb -> |
1282 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1283 | expression ea eb >>= (fun ea eb -> | |
34e49164 C |
1284 | return ( |
1285 | ((A.RecordPtAccess (ea, ia1, ida))) +> wa, | |
b1b2de81 | 1286 | ((B.RecordPtAccess (eb, idb), typ), [ib1]) |
34e49164 C |
1287 | )))) |
1288 | ||
1289 | ||
ae4735db C |
1290 | (* todo?: handle some isomorphisms here ? |
1291 | * todo?: do some iso-by-absence on cast ? | |
34e49164 C |
1292 | * by trying | ea, B.Case (typb, eb) -> match_e_e ea eb ? |
1293 | *) | |
1294 | ||
ae4735db | 1295 | | A.Cast (ia1, typa, ia2, ea), ((B.Cast (typb, eb), typ),ii) -> |
34e49164 | 1296 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
1297 | fullType typa typb >>= (fun typa typb -> |
1298 | expression ea eb >>= (fun ea eb -> | |
1299 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1300 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 C |
1301 | return ( |
1302 | ((A.Cast (ia1, typa, ia2, ea))) +> wa, | |
1303 | ((B.Cast (typb, eb),typ),[ib1;ib2]) | |
1304 | ))))) | |
1305 | ||
ae4735db | 1306 | | A.SizeOfExpr (ia1, ea), ((B.SizeOfExpr (eb), typ),ii) -> |
34e49164 | 1307 | let ib1 = tuple_of_list1 ii in |
ae4735db C |
1308 | expression ea eb >>= (fun ea eb -> |
1309 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
34e49164 C |
1310 | return ( |
1311 | ((A.SizeOfExpr (ia1, ea))) +> wa, | |
1312 | ((B.SizeOfExpr (eb), typ),[ib1]) | |
1313 | ))) | |
1314 | ||
ae4735db | 1315 | | A.SizeOfType (ia1, ia2, typa, ia3), ((B.SizeOfType typb, typ),ii) -> |
34e49164 | 1316 | let (ib1,ib2,ib3) = tuple_of_list3 ii in |
ae4735db C |
1317 | fullType typa typb >>= (fun typa typb -> |
1318 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1319 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
1320 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
34e49164 C |
1321 | return ( |
1322 | ((A.SizeOfType (ia1, ia2, typa, ia3))) +> wa, | |
1323 | ((B.SizeOfType (typb),typ),[ib1;ib2;ib3]) | |
1324 | ))))) | |
1325 | ||
1326 | ||
1327 | (* todo? iso ? allow all the combinations ? *) | |
ae4735db | 1328 | | A.Paren (ia1, ea, ia2), ((B.ParenExpr (eb), typ),ii) -> |
34e49164 | 1329 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
1330 | expression ea eb >>= (fun ea eb -> |
1331 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
1332 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 C |
1333 | return ( |
1334 | ((A.Paren (ia1, ea, ia2))) +> wa, | |
1335 | ((B.ParenExpr (eb), typ), [ib1;ib2]) | |
1336 | )))) | |
1337 | ||
5636bb2c C |
1338 | | A.NestExpr(starter,exps,ender,None,true), eb -> |
1339 | (match A.get_mcodekind starter with | |
1340 | A.MINUS _ -> failwith "TODO: only context nests supported" | |
1341 | | _ -> ()); | |
34e49164 C |
1342 | (match A.unwrap exps with |
1343 | A.DOTS [exp] -> | |
ae4735db | 1344 | X.cocciExpExp expression exp eb >>= (fun exp eb -> |
34e49164 | 1345 | return ( |
5636bb2c C |
1346 | (A.NestExpr |
1347 | (starter,A.rewrap exps (A.DOTS [exp]),ender,None,true)) +> wa, | |
34e49164 C |
1348 | eb |
1349 | ) | |
1350 | ) | |
1351 | | _ -> | |
1352 | failwith | |
1353 | "for nestexpr, only handling the case with dots and only one exp") | |
1354 | ||
485bce71 | 1355 | | A.NestExpr _, _ -> |
34e49164 C |
1356 | failwith "only handling multi and no when code in a nest expr" |
1357 | ||
ae4735db | 1358 | (* only in arg lists or in define body *) |
485bce71 | 1359 | | A.TypeExp _, _ -> fail |
34e49164 C |
1360 | |
1361 | (* only in arg lists *) | |
ae4735db C |
1362 | | A.MetaExprList _, _ |
1363 | | A.EComma _, _ | |
1364 | | A.Ecircles _, _ | |
1365 | | A.Estars _, _ | |
34e49164 C |
1366 | -> |
1367 | raise Impossible | |
1368 | ||
ae4735db | 1369 | | A.DisjExpr eas, eb -> |
34e49164 C |
1370 | eas +> List.fold_left (fun acc ea -> acc >|+|> (expression ea eb)) fail |
1371 | ||
ae4735db | 1372 | | A.UniqueExp _,_ | A.OptExp _,_ -> |
34e49164 C |
1373 | failwith "not handling Opt/Unique/Multi on expr" |
1374 | ||
1375 | (* Because of Exp cant put a raise Impossible; have to put a fail *) | |
1376 | ||
ae4735db C |
1377 | (* have not a counter part in coccinelle, for the moment *) |
1378 | | _, ((B.Sequence _,_),_) | |
1379 | | _, ((B.StatementExpr _,_),_) | |
1380 | | _, ((B.Constructor _,_),_) | |
34e49164 C |
1381 | -> fail |
1382 | ||
485bce71 | 1383 | |
ae4735db | 1384 | | _, |
485bce71 C |
1385 | (((B.Cast (_, _)|B.ParenExpr _|B.SizeOfType _|B.SizeOfExpr _| |
1386 | B.RecordPtAccess (_, _)| | |
1387 | B.RecordAccess (_, _)|B.ArrayAccess (_, _)| | |
1388 | B.Binary (_, _, _)|B.Unary (_, _)| | |
1389 | B.Infix (_, _)|B.Postfix (_, _)| | |
1390 | B.Assignment (_, _, _)|B.CondExpr (_, _, _)| | |
1391 | B.FunCall (_, _)|B.Constant _|B.Ident _), | |
1392 | _),_) | |
1393 | -> fail | |
1394 | ||
1395 | ||
1396 | ||
34e49164 C |
1397 | |
1398 | ||
34e49164 | 1399 | (* ------------------------------------------------------------------------- *) |
ae4735db | 1400 | and (ident_cpp: info_ident -> (A.ident, B.name) matcher) = |
708f4980 | 1401 | fun infoidb ida idb -> |
b1b2de81 | 1402 | match idb with |
ae4735db | 1403 | | B.RegularName (s, iis) -> |
b1b2de81 | 1404 | let iis = tuple_of_list1 iis in |
ae4735db | 1405 | ident infoidb ida (s, iis) >>= (fun ida (s,iis) -> |
b1b2de81 | 1406 | return ( |
ae4735db | 1407 | ida, |
b1b2de81 C |
1408 | (B.RegularName (s, [iis])) |
1409 | )) | |
1410 | | B.CppConcatenatedName _ | B.CppVariadicName _ |B.CppIdentBuilder _ | |
708f4980 C |
1411 | -> |
1412 | (* This should be moved to the Id case of ident. Metavariables | |
1413 | should be allowed to be bound to such variables. But doing so | |
1414 | would require implementing an appropriate distr function *) | |
1415 | fail | |
b1b2de81 | 1416 | |
ae4735db | 1417 | and (ident: info_ident -> (A.ident, string * Ast_c.info) matcher) = |
951c7801 | 1418 | fun infoidb ida ((idb, iib)) -> (* (idb, iib) as ib *) |
5636bb2c C |
1419 | let check_constraints constraints idb = |
1420 | let meta_id_val l x = Ast_c.MetaIdVal(x,l) in | |
1421 | match constraints with | |
1422 | A.IdNoConstraint -> return (meta_id_val [],()) | |
1423 | | A.IdNegIdSet (str,meta) -> | |
1424 | X.check_idconstraint satisfies_iconstraint str idb | |
1425 | (fun () -> return (meta_id_val meta,())) | |
1426 | | A.IdRegExpConstraint re -> | |
1427 | X.check_idconstraint satisfies_regexpconstraint re idb | |
1428 | (fun () -> return (meta_id_val [],())) in | |
34e49164 C |
1429 | X.all_bound (A.get_inherited ida) >&&> |
1430 | match A.unwrap ida with | |
ae4735db | 1431 | | A.Id sa -> |
34e49164 | 1432 | if (term sa) =$= idb then |
ae4735db | 1433 | tokenf sa iib >>= (fun sa iib -> |
34e49164 C |
1434 | return ( |
1435 | ((A.Id sa)) +> A.rewrap ida, | |
1436 | (idb, iib) | |
1437 | )) | |
1438 | else fail | |
1439 | ||
ae4735db | 1440 | | A.MetaId(mida,constraints,keep,inherited) -> |
5636bb2c C |
1441 | check_constraints constraints idb >>= |
1442 | (fun wrapper () -> | |
34e49164 C |
1443 | let max_min _ = Lib_parsing_c.lin_col_by_pos [iib] in |
1444 | (* use drop_pos for ids so that the pos is not added a second time in | |
1445 | the call to tokenf *) | |
5636bb2c | 1446 | X.envf keep inherited (A.drop_pos mida, wrapper idb, max_min) |
ae4735db C |
1447 | (fun () -> |
1448 | tokenf mida iib >>= (fun mida iib -> | |
34e49164 C |
1449 | return ( |
1450 | ((A.MetaId (mida, constraints, keep, inherited)) +> A.rewrap ida, | |
1451 | (idb, iib) | |
1452 | ))) | |
1453 | )) | |
1454 | ||
ae4735db | 1455 | | A.MetaFunc(mida,constraints,keep,inherited) -> |
34e49164 | 1456 | let is_function _ = |
5636bb2c C |
1457 | check_constraints constraints idb >>= |
1458 | (fun wrapper () -> | |
34e49164 C |
1459 | let max_min _ = Lib_parsing_c.lin_col_by_pos [iib] in |
1460 | X.envf keep inherited (A.drop_pos mida,Ast_c.MetaFuncVal idb,max_min) | |
1461 | (fun () -> | |
ae4735db | 1462 | tokenf mida iib >>= (fun mida iib -> |
34e49164 C |
1463 | return ( |
1464 | ((A.MetaFunc(mida,constraints,keep,inherited)))+>A.rewrap ida, | |
1465 | (idb, iib) | |
1466 | )) | |
1467 | )) in | |
ae4735db | 1468 | (match infoidb with |
34e49164 C |
1469 | | LocalFunction | Function -> is_function() |
1470 | | DontKnow -> | |
1471 | failwith "MetaFunc, need more semantic info about id" | |
1472 | (* the following implementation could possibly be useful, if one | |
1473 | follows the convention that a macro is always in capital letters | |
1474 | and that a macro is not a function. | |
1475 | (if idb =~ "^[A-Z_][A-Z_0-9]*$" then fail else is_function())*) | |
1476 | ) | |
1477 | ||
ae4735db C |
1478 | | A.MetaLocalFunc(mida,constraints,keep,inherited) -> |
1479 | (match infoidb with | |
1480 | | LocalFunction -> | |
5636bb2c C |
1481 | check_constraints constraints idb >>= |
1482 | (fun wrapper () -> | |
34e49164 C |
1483 | let max_min _ = Lib_parsing_c.lin_col_by_pos [iib] in |
1484 | X.envf keep inherited | |
1485 | (A.drop_pos mida,Ast_c.MetaLocalFuncVal idb, max_min) | |
1486 | (fun () -> | |
ae4735db | 1487 | tokenf mida iib >>= (fun mida iib -> |
34e49164 C |
1488 | return ( |
1489 | ((A.MetaLocalFunc(mida,constraints,keep,inherited))) | |
1490 | +> A.rewrap ida, | |
1491 | (idb, iib) | |
1492 | )) | |
1493 | )) | |
1494 | | Function -> fail | |
1495 | | DontKnow -> failwith "MetaLocalFunc, need more semantic info about id" | |
1496 | ) | |
1497 | ||
ae4735db | 1498 | | A.OptIdent _ | A.UniqueIdent _ -> |
34e49164 | 1499 | failwith "not handling Opt/Unique for ident" |
c491d8ee | 1500 | |
34e49164 | 1501 | (* ------------------------------------------------------------------------- *) |
ae4735db | 1502 | and (arguments: sequence -> |
c491d8ee C |
1503 | (A.expression list, Ast_c.argument Ast_c.wrap2 list) matcher) = |
1504 | fun seqstyle eas ebs -> | |
1505 | match seqstyle with | |
1506 | | Unordered -> failwith "not handling ooo" | |
1507 | | Ordered -> | |
1508 | arguments_bis eas (Ast_c.split_comma ebs) >>= (fun eas ebs_splitted -> | |
1509 | return (eas, (Ast_c.unsplit_comma ebs_splitted)) | |
1510 | ) | |
ae4735db | 1511 | (* because '...' can match nothing, need to take care when have |
c491d8ee C |
1512 | * ', ...' or '...,' as in f(..., X, Y, ...). It must match |
1513 | * f(1,2) for instance. | |
1514 | * So I have added special cases such as (if startxs = []) and code | |
1515 | * in the Ecomma matching rule. | |
1516 | * | |
1517 | * old: Must do some try, for instance when f(...,X,Y,...) have to | |
1518 | * test the transfo for all the combinaitions and if multiple transfo | |
1519 | * possible ? pb ? => the type is to return a expression option ? use | |
1520 | * some combinators to help ? | |
1521 | * update: with the tag-SP approach, no more a problem. | |
1522 | *) | |
1523 | ||
ae4735db | 1524 | and arguments_bis = fun eas ebs -> |
c491d8ee C |
1525 | let match_dots ea = |
1526 | match A.unwrap ea with | |
1527 | A.Edots(mcode, optexpr) -> Some (mcode, optexpr) | |
1528 | | _ -> None in | |
1529 | let build_dots (mcode, optexpr) = A.Edots(mcode, optexpr) in | |
1530 | let match_comma ea = | |
1531 | match A.unwrap ea with | |
1532 | A.EComma ia1 -> Some ia1 | |
1533 | | _ -> None in | |
1534 | let build_comma ia1 = A.EComma ia1 in | |
1535 | let match_metalist ea = | |
1536 | match A.unwrap ea with | |
1537 | A.MetaExprList(ida,leninfo,keep,inherited) -> | |
1538 | Some(ida,leninfo,keep,inherited) | |
1539 | | _ -> None in | |
1540 | let build_metalist (ida,leninfo,keep,inherited) = | |
1541 | A.MetaExprList(ida,leninfo,keep,inherited) in | |
1542 | let mktermval v = Ast_c.MetaExprListVal v in | |
1543 | let special_cases ea eas ebs = None in | |
1544 | list_matcher match_dots build_dots match_comma build_comma | |
1545 | match_metalist build_metalist mktermval | |
1546 | special_cases argument X.distrf_args | |
1547 | Lib_parsing_c.ii_of_args eas ebs | |
ae4735db | 1548 | |
113803cf | 1549 | and argument arga argb = |
34e49164 | 1550 | X.all_bound (A.get_inherited arga) >&&> |
c491d8ee | 1551 | match A.unwrap arga, argb with |
ae4735db | 1552 | | A.TypeExp tya, |
b1b2de81 | 1553 | Right (B.ArgType {B.p_register=b,iib; p_namei=sopt;p_type=tyb}) -> |
34e49164 | 1554 | if b || sopt <> None |
ae4735db | 1555 | then |
34e49164 C |
1556 | (* failwith "the argument have a storage and ast_cocci does not have"*) |
1557 | fail | |
ae4735db | 1558 | else |
b1b2de81 | 1559 | (* b = false and sopt = None *) |
ae4735db | 1560 | fullType tya tyb >>= (fun tya tyb -> |
34e49164 C |
1561 | return ( |
1562 | (A.TypeExp tya) +> A.rewrap arga, | |
b1b2de81 C |
1563 | (Right (B.ArgType {B.p_register=(b,iib); |
1564 | p_namei=sopt; | |
1565 | p_type=tyb;})) | |
34e49164 C |
1566 | )) |
1567 | ||
1568 | | A.TypeExp tya, _ -> fail | |
b1b2de81 | 1569 | | _, Right (B.ArgType _) -> fail |
113803cf C |
1570 | | _, Left argb -> |
1571 | expression arga argb >>= (fun arga argb -> | |
34e49164 C |
1572 | return (arga, Left argb) |
1573 | ) | |
1574 | | _, Right (B.ArgAction y) -> fail | |
1575 | ||
1576 | ||
1577 | (* ------------------------------------------------------------------------- *) | |
1578 | (* todo? facto code with argument ? *) | |
ae4735db | 1579 | and (parameters: sequence -> |
34e49164 | 1580 | (A.parameterTypeDef list, Ast_c.parameterType Ast_c.wrap2 list) |
ae4735db | 1581 | matcher) = |
34e49164 C |
1582 | fun seqstyle eas ebs -> |
1583 | match seqstyle with | |
1584 | | Unordered -> failwith "not handling ooo" | |
ae4735db C |
1585 | | Ordered -> |
1586 | parameters_bis eas (Ast_c.split_comma ebs) >>= (fun eas ebs_splitted -> | |
34e49164 C |
1587 | return (eas, (Ast_c.unsplit_comma ebs_splitted)) |
1588 | ) | |
1589 | ||
1590 | ||
ae4735db | 1591 | and parameters_bis eas ebs = |
c491d8ee C |
1592 | let match_dots ea = |
1593 | match A.unwrap ea with | |
1594 | A.Pdots(mcode) -> Some (mcode, None) | |
1595 | | _ -> None in | |
1596 | let build_dots (mcode, _optexpr) = A.Pdots(mcode) in | |
1597 | let match_comma ea = | |
1598 | match A.unwrap ea with | |
1599 | A.PComma ia1 -> Some ia1 | |
1600 | | _ -> None in | |
1601 | let build_comma ia1 = A.PComma ia1 in | |
1602 | let match_metalist ea = | |
1603 | match A.unwrap ea with | |
1604 | A.MetaParamList(ida,leninfo,keep,inherited) -> | |
1605 | Some(ida,leninfo,keep,inherited) | |
1606 | | _ -> None in | |
1607 | let build_metalist (ida,leninfo,keep,inherited) = | |
1608 | A.MetaParamList(ida,leninfo,keep,inherited) in | |
1609 | let mktermval v = Ast_c.MetaParamListVal v in | |
1610 | let special_cases ea eas ebs = | |
1611 | (* a case where one smpl parameter matches a list of C parameters *) | |
1612 | match A.unwrap ea,ebs with | |
1613 | A.VoidParam ta, ys -> | |
1614 | Some | |
34e49164 | 1615 | (match eas, ebs with |
ae4735db | 1616 | | [], [Left eb] -> |
b1b2de81 | 1617 | let {B.p_register=(hasreg,iihasreg); |
c491d8ee C |
1618 | p_namei = idbopt; |
1619 | p_type=tb; } = eb in | |
1620 | ||
b1b2de81 | 1621 | if idbopt =*= None && not hasreg |
ae4735db C |
1622 | then |
1623 | match tb with | |
1624 | | (qub, (B.BaseType B.Void,_)) -> | |
1625 | fullType ta tb >>= (fun ta tb -> | |
34e49164 | 1626 | return ( |
c491d8ee C |
1627 | [(A.VoidParam ta) +> A.rewrap ea], |
1628 | [Left {B.p_register=(hasreg, iihasreg); | |
1629 | p_namei = idbopt; | |
1630 | p_type = tb;}] | |
1631 | )) | |
34e49164 C |
1632 | | _ -> fail |
1633 | else fail | |
c491d8ee C |
1634 | | _ -> fail) |
1635 | | _ -> None in | |
1636 | list_matcher match_dots build_dots match_comma build_comma | |
1637 | match_metalist build_metalist mktermval | |
1638 | special_cases parameter X.distrf_params | |
1639 | Lib_parsing_c.ii_of_params eas ebs | |
1640 | ||
b1b2de81 | 1641 | (* |
c491d8ee C |
1642 | let split_register_param = fun (hasreg, idb, ii_b_s) -> |
1643 | match hasreg, idb, ii_b_s with | |
1644 | | false, Some s, [i1] -> Left (s, [], i1) | |
1645 | | true, Some s, [i1;i2] -> Left (s, [i1], i2) | |
1646 | | _, None, ii -> Right ii | |
1647 | | _ -> raise Impossible | |
b1b2de81 | 1648 | *) |
c491d8ee C |
1649 | |
1650 | ||
1651 | and parameter = fun parama paramb -> | |
1652 | match A.unwrap parama, paramb with | |
1653 | A.MetaParam (ida,keep,inherited), eb -> | |
1654 | (* todo: use quaopt, hasreg ? *) | |
1655 | let max_min _ = | |
1656 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_param eb) in | |
1657 | X.envf keep inherited (ida,Ast_c.MetaParamVal eb,max_min) (fun () -> | |
1658 | X.distrf_param ida eb | |
1659 | ) >>= (fun ida eb -> | |
1660 | return (A.MetaParam(ida,keep,inherited)+> A.rewrap parama,eb)) | |
1661 | | A.Param (typa, idaopt), eb -> | |
1662 | let {B.p_register = (hasreg,iihasreg); | |
1663 | p_namei = nameidbopt; | |
1664 | p_type = typb;} = paramb in | |
1665 | ||
1666 | fullType typa typb >>= (fun typa typb -> | |
1667 | match idaopt, nameidbopt with | |
1668 | | Some ida, Some nameidb -> | |
34e49164 | 1669 | (* todo: if minus on ida, should also minus the iihasreg ? *) |
c491d8ee C |
1670 | ident_cpp DontKnow ida nameidb >>= (fun ida nameidb -> |
1671 | return ( | |
1672 | A.Param (typa, Some ida)+> A.rewrap parama, | |
1673 | {B.p_register = (hasreg, iihasreg); | |
1674 | p_namei = Some (nameidb); | |
1675 | p_type = typb} | |
1676 | )) | |
1677 | ||
1678 | | None, None -> | |
1679 | return ( | |
1680 | A.Param (typa, None)+> A.rewrap parama, | |
1681 | {B.p_register=(hasreg,iihasreg); | |
1682 | p_namei = None; | |
1683 | p_type = typb;} | |
1684 | ) | |
34e49164 C |
1685 | (* why handle this case ? because of transform_proto ? we may not |
1686 | * have an ident in the proto. | |
ae4735db | 1687 | * If have some plus on ida ? do nothing about ida ? |
34e49164 C |
1688 | *) |
1689 | (* not anymore !!! now that julia is handling the proto. | |
ae4735db | 1690 | | _, Right iihasreg -> |
34e49164 C |
1691 | return ( |
1692 | (idaopt, typa), | |
1693 | ((hasreg, None, typb), iihasreg) | |
1694 | ) | |
1695 | *) | |
1696 | ||
c491d8ee C |
1697 | | Some _, None -> fail |
1698 | | None, Some _ -> fail) | |
1699 | | (A.OptParam _ | A.UniqueParam _), _ -> | |
1700 | failwith "not handling Opt/Unique for Param" | |
1701 | | A.Pcircles (_), ys -> raise Impossible (* in Ordered mode *) | |
1702 | | _ -> fail | |
34e49164 C |
1703 | |
1704 | (* ------------------------------------------------------------------------- *) | |
1705 | and (declaration: (A.mcodekind * bool * A.declaration,B.declaration) matcher) = | |
ae4735db | 1706 | fun (mckstart, allminus, decla) declb -> |
34e49164 C |
1707 | X.all_bound (A.get_inherited decla) >&&> |
1708 | match A.unwrap decla, declb with | |
1709 | ||
1710 | (* Un MetaDecl est introduit dans l'asttoctl pour sauter au dessus | |
1711 | * de toutes les declarations qui sont au debut d'un fonction et | |
1712 | * commencer le reste du match au premier statement. Alors, ca matche | |
1713 | * n'importe quelle declaration. On n'a pas besoin d'ajouter | |
1714 | * quoi que ce soit dans l'environnement. C'est une sorte de DDots. | |
ae4735db | 1715 | * |
34e49164 C |
1716 | * When the SP want to remove the whole function, the minus is not |
1717 | * on the MetaDecl but on the MetaRuleElem. So there should | |
1718 | * be no transform of MetaDecl, just matching are allowed. | |
1719 | *) | |
1720 | ||
413ffc02 C |
1721 | | A.MetaDecl (ida,keep,inherited), _ -> |
1722 | let max_min _ = | |
1723 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_decl declb) in | |
1724 | X.envf keep inherited (ida, Ast_c.MetaDeclVal declb, max_min) (fun () -> | |
1725 | X.distrf_decl ida declb | |
1726 | ) >>= (fun ida declb -> | |
1727 | return ((mckstart, allminus, | |
1728 | (A.MetaDecl (ida, keep, inherited))+> A.rewrap decla), | |
1729 | declb)) | |
ae4735db | 1730 | | _, (B.DeclList ([var], iiptvirgb::iifakestart::iisto)) -> |
34e49164 C |
1731 | onedecl allminus decla (var,iiptvirgb,iisto) >>= |
1732 | (fun decla (var,iiptvirgb,iisto)-> | |
ae4735db | 1733 | X.tokenf_mck mckstart iifakestart >>= (fun mckstart iifakestart -> |
34e49164 C |
1734 | return ( |
1735 | (mckstart, allminus, decla), | |
1736 | (B.DeclList ([var], iiptvirgb::iifakestart::iisto)) | |
1737 | ))) | |
ae4735db C |
1738 | |
1739 | | _, (B.DeclList (xs, iiptvirgb::iifakestart::iisto)) -> | |
b1b2de81 | 1740 | if X.mode =*= PatternMode |
34e49164 | 1741 | then |
ae4735db | 1742 | xs +> List.fold_left (fun acc var -> |
34e49164 C |
1743 | acc >||> ( |
1744 | X.tokenf_mck mckstart iifakestart >>= (fun mckstart iifakestart -> | |
ae4735db C |
1745 | onedecl allminus decla (var, iiptvirgb, iisto) >>= |
1746 | (fun decla (var, iiptvirgb, iisto) -> | |
34e49164 C |
1747 | return ( |
1748 | (mckstart, allminus, decla), | |
1749 | (B.DeclList ([var], iiptvirgb::iifakestart::iisto)) | |
1750 | ))))) | |
1751 | fail | |
ae4735db | 1752 | else |
34e49164 C |
1753 | failwith "More that one variable in decl. Have to split to transform." |
1754 | ||
1755 | | A.MacroDecl (sa,lpa,eas,rpa,enda), B.MacroDecl ((sb,ebs),ii) -> | |
ae4735db | 1756 | let (iisb, lpb, rpb, iiendb, iifakestart, iistob) = |
34e49164 | 1757 | (match ii with |
ae4735db | 1758 | | iisb::lpb::rpb::iiendb::iifakestart::iisto -> |
34e49164 C |
1759 | (iisb,lpb,rpb,iiendb, iifakestart,iisto) |
1760 | | _ -> raise Impossible | |
1761 | ) in | |
ae4735db | 1762 | (if allminus |
34e49164 C |
1763 | then minusize_list iistob |
1764 | else return ((), iistob) | |
1765 | ) >>= (fun () iistob -> | |
1766 | ||
ae4735db | 1767 | X.tokenf_mck mckstart iifakestart >>= (fun mckstart iifakestart -> |
34e49164 | 1768 | ident DontKnow sa (sb, iisb) >>= (fun sa (sb, iisb) -> |
ae4735db C |
1769 | tokenf lpa lpb >>= (fun lpa lpb -> |
1770 | tokenf rpa rpb >>= (fun rpa rpb -> | |
1771 | tokenf enda iiendb >>= (fun enda iiendb -> | |
1772 | arguments (seqstyle eas) (A.undots eas) ebs >>= (fun easundots ebs -> | |
34e49164 C |
1773 | let eas = redots eas easundots in |
1774 | ||
1775 | return ( | |
ae4735db C |
1776 | (mckstart, allminus, |
1777 | (A.MacroDecl (sa,lpa,eas,rpa,enda)) +> A.rewrap decla), | |
34e49164 C |
1778 | (B.MacroDecl ((sb,ebs), |
1779 | [iisb;lpb;rpb;iiendb;iifakestart] ++ iistob)) | |
1780 | )))))))) | |
485bce71 | 1781 | |
413ffc02 | 1782 | | _, (B.MacroDecl _ |B.DeclList _) -> fail |
34e49164 C |
1783 | |
1784 | ||
ae4735db | 1785 | and onedecl = fun allminus decla (declb, iiptvirgb, iistob) -> |
34e49164 C |
1786 | X.all_bound (A.get_inherited decla) >&&> |
1787 | match A.unwrap decla, declb with | |
1788 | ||
ae4735db | 1789 | (* kind of typedef iso, we must unfold, it's for the case |
34e49164 C |
1790 | * T { }; that we want to match against typedef struct { } xx_t; |
1791 | *) | |
413ffc02 | 1792 | |
ae4735db | 1793 | | A.TyDecl (tya0, ptvirga), |
b1b2de81 | 1794 | ({B.v_namei = Some (nameidb, None); |
485bce71 C |
1795 | B.v_type = typb0; |
1796 | B.v_storage = (B.StoTypedef, inl); | |
ae4735db | 1797 | B.v_local = local; |
485bce71 | 1798 | B.v_attr = attrs; |
978fd7e5 | 1799 | B.v_type_bis = typb0bis; |
485bce71 | 1800 | }, iivirg) -> |
34e49164 C |
1801 | |
1802 | (match A.unwrap tya0, typb0 with | |
1803 | | A.Type(cv1,tya1), ((qu,il),typb1) -> | |
1804 | ||
1805 | (match A.unwrap tya1, typb1 with | |
ae4735db C |
1806 | | A.StructUnionDef(tya2, lba, declsa, rba), |
1807 | (B.StructUnion (sub, sbopt, declsb), ii) -> | |
34e49164 | 1808 | |
ae4735db | 1809 | let (iisub, iisbopt, lbb, rbb) = |
34e49164 | 1810 | match sbopt with |
ae4735db | 1811 | | None -> |
34e49164 C |
1812 | let (iisub, lbb, rbb) = tuple_of_list3 ii in |
1813 | (iisub, [], lbb, rbb) | |
ae4735db C |
1814 | | Some s -> |
1815 | pr2 (sprintf | |
34e49164 | 1816 | "warning: both a typedef (%s) and struct name introduction (%s)" |
b1b2de81 | 1817 | (Ast_c.str_of_name nameidb) s |
34e49164 C |
1818 | ); |
1819 | pr2 "warning: I will consider only the typedef"; | |
1820 | let (iisub, iisb, lbb, rbb) = tuple_of_list4 ii in | |
1821 | (iisub, [iisb], lbb, rbb) | |
1822 | in | |
ae4735db | 1823 | let structnameb = |
34e49164 C |
1824 | structdef_to_struct_name |
1825 | (Ast_c.nQ, (B.StructUnion (sub, sbopt, declsb), ii)) | |
1826 | in | |
ae4735db C |
1827 | let fake_typeb = |
1828 | Ast_c.nQ,((B.TypeName (nameidb, Some | |
1829 | (Lib_parsing_c.al_type structnameb))), []) | |
34e49164 C |
1830 | in |
1831 | ||
ae4735db C |
1832 | tokenf ptvirga iiptvirgb >>= (fun ptvirga iiptvirgb -> |
1833 | tokenf lba lbb >>= (fun lba lbb -> | |
1834 | tokenf rba rbb >>= (fun rba rbb -> | |
34e49164 C |
1835 | struct_fields (A.undots declsa) declsb >>=(fun undeclsa declsb -> |
1836 | let declsa = redots declsa undeclsa in | |
1837 | ||
1838 | (match A.unwrap tya2 with | |
ae4735db | 1839 | | A.Type(cv3, tya3) -> |
34e49164 | 1840 | (match A.unwrap tya3 with |
ae4735db | 1841 | | A.MetaType(ida,keep, inherited) -> |
34e49164 | 1842 | |
ae4735db | 1843 | fullType tya2 fake_typeb >>= (fun tya2 fake_typeb -> |
34e49164 C |
1844 | let tya1 = |
1845 | A.StructUnionDef(tya2,lba,declsa,rba)+> A.rewrap tya1 in | |
1846 | let tya0 = A.Type(cv1, tya1) +> A.rewrap tya0 in | |
ae4735db C |
1847 | |
1848 | ||
34e49164 C |
1849 | let typb1 = B.StructUnion (sub,sbopt, declsb), |
1850 | [iisub] @ iisbopt @ [lbb;rbb] in | |
1851 | let typb0 = ((qu, il), typb1) in | |
ae4735db C |
1852 | |
1853 | match fake_typeb with | |
1854 | | _nQ, ((B.TypeName (nameidb, _typ)),[]) -> | |
34e49164 C |
1855 | |
1856 | return ( | |
1857 | (A.TyDecl (tya0, ptvirga)) +> A.rewrap decla, | |
b1b2de81 | 1858 | (({B.v_namei = Some (nameidb, None); |
485bce71 C |
1859 | B.v_type = typb0; |
1860 | B.v_storage = (B.StoTypedef, inl); | |
1861 | B.v_local = local; | |
1862 | B.v_attr = attrs; | |
978fd7e5 | 1863 | B.v_type_bis = typb0bis; |
485bce71 | 1864 | }, |
34e49164 C |
1865 | iivirg),iiptvirgb,iistob) |
1866 | ) | |
ae4735db | 1867 | | _ -> raise Impossible |
34e49164 C |
1868 | ) |
1869 | ||
c491d8ee | 1870 | (* do we need EnumName here too? *) |
ae4735db | 1871 | | A.StructUnionName(sua, sa) -> |
ae4735db | 1872 | fullType tya2 structnameb >>= (fun tya2 structnameb -> |
34e49164 C |
1873 | |
1874 | let tya1 = A.StructUnionDef(tya2,lba,declsa,rba)+> A.rewrap tya1 | |
1875 | in | |
1876 | let tya0 = A.Type(cv1, tya1) +> A.rewrap tya0 in | |
1877 | ||
ae4735db | 1878 | match structnameb with |
34e49164 C |
1879 | | _nQ, (B.StructUnionName (sub, s), [iisub;iisbopt]) -> |
1880 | ||
1881 | let typb1 = B.StructUnion (sub,sbopt, declsb), | |
1882 | [iisub;iisbopt;lbb;rbb] in | |
1883 | let typb0 = ((qu, il), typb1) in | |
ae4735db | 1884 | |
34e49164 C |
1885 | return ( |
1886 | (A.TyDecl (tya0, ptvirga)) +> A.rewrap decla, | |
b1b2de81 | 1887 | (({B.v_namei = Some (nameidb, None); |
485bce71 C |
1888 | B.v_type = typb0; |
1889 | B.v_storage = (B.StoTypedef, inl); | |
1890 | B.v_local = local; | |
1891 | B.v_attr = attrs; | |
978fd7e5 | 1892 | B.v_type_bis = typb0bis; |
485bce71 | 1893 | }, |
34e49164 C |
1894 | iivirg),iiptvirgb,iistob) |
1895 | ) | |
ae4735db | 1896 | | _ -> raise Impossible |
34e49164 C |
1897 | ) |
1898 | | _ -> raise Impossible | |
1899 | ) | |
1900 | | _ -> fail | |
1901 | ))))) | |
1902 | | _ -> fail | |
1903 | ) | |
1904 | | _ -> fail | |
1905 | ) | |
ae4735db C |
1906 | |
1907 | | A.UnInit (stoa, typa, ida, ptvirga), | |
1908 | ({B.v_namei= Some (nameidb, _);B.v_storage= (B.StoTypedef,_);}, iivirg) | |
b1b2de81 | 1909 | -> fail |
34e49164 | 1910 | |
ae4735db | 1911 | | A.Init (stoa, typa, ida, eqa, inia, ptvirga), |
b1b2de81 C |
1912 | ({B.v_namei=Some(nameidb, _);B.v_storage=(B.StoTypedef,_);}, iivirg) |
1913 | -> fail | |
34e49164 C |
1914 | |
1915 | ||
1916 | ||
1917 | (* could handle iso here but handled in standard.iso *) | |
ae4735db | 1918 | | A.UnInit (stoa, typa, ida, ptvirga), |
b1b2de81 | 1919 | ({B.v_namei = Some (nameidb, None); |
485bce71 C |
1920 | B.v_type = typb; |
1921 | B.v_storage = stob; | |
1922 | B.v_local = local; | |
1923 | B.v_attr = attrs; | |
978fd7e5 | 1924 | B.v_type_bis = typbbis; |
ae4735db | 1925 | }, iivirg) -> |
485bce71 | 1926 | |
ae4735db C |
1927 | tokenf ptvirga iiptvirgb >>= (fun ptvirga iiptvirgb -> |
1928 | fullType typa typb >>= (fun typa typb -> | |
1929 | ident_cpp DontKnow ida nameidb >>= (fun ida nameidb -> | |
1930 | storage_optional_allminus allminus stoa (stob, iistob) >>= | |
1931 | (fun stoa (stob, iistob) -> | |
34e49164 C |
1932 | return ( |
1933 | (A.UnInit (stoa, typa, ida, ptvirga)) +> A.rewrap decla, | |
b1b2de81 | 1934 | (({B.v_namei = Some (nameidb, None); |
485bce71 C |
1935 | B.v_type = typb; |
1936 | B.v_storage = stob; | |
1937 | B.v_local = local; | |
1938 | B.v_attr = attrs; | |
978fd7e5 | 1939 | B.v_type_bis = typbbis; |
485bce71 | 1940 | },iivirg), |
34e49164 C |
1941 | iiptvirgb,iistob) |
1942 | ))))) | |
1943 | ||
ae4735db | 1944 | | A.Init (stoa, typa, ida, eqa, inia, ptvirga), |
b1b2de81 | 1945 | ({B.v_namei = Some(nameidb, Some (iieqb, inib)); |
485bce71 C |
1946 | B.v_type = typb; |
1947 | B.v_storage = stob; | |
1948 | B.v_local = local; | |
1949 | B.v_attr = attrs; | |
978fd7e5 | 1950 | B.v_type_bis = typbbis; |
485bce71 | 1951 | },iivirg) |
34e49164 | 1952 | -> |
ae4735db C |
1953 | tokenf ptvirga iiptvirgb >>= (fun ptvirga iiptvirgb -> |
1954 | tokenf eqa iieqb >>= (fun eqa iieqb -> | |
1955 | fullType typa typb >>= (fun typa typb -> | |
1956 | ident_cpp DontKnow ida nameidb >>= (fun ida nameidb -> | |
1957 | storage_optional_allminus allminus stoa (stob, iistob) >>= | |
1958 | (fun stoa (stob, iistob) -> | |
1959 | initialiser inia inib >>= (fun inia inib -> | |
34e49164 C |
1960 | return ( |
1961 | (A.Init (stoa, typa, ida, eqa, inia, ptvirga)) +> A.rewrap decla, | |
b1b2de81 | 1962 | (({B.v_namei = Some(nameidb, Some (iieqb, inib)); |
485bce71 C |
1963 | B.v_type = typb; |
1964 | B.v_storage = stob; | |
1965 | B.v_local = local; | |
1966 | B.v_attr = attrs; | |
978fd7e5 | 1967 | B.v_type_bis = typbbis; |
485bce71 | 1968 | },iivirg), |
34e49164 C |
1969 | iiptvirgb,iistob) |
1970 | ))))))) | |
ae4735db | 1971 | |
34e49164 | 1972 | (* do iso-by-absence here ? allow typedecl and var ? *) |
ae4735db C |
1973 | | A.TyDecl (typa, ptvirga), |
1974 | ({B.v_namei = None; B.v_type = typb; | |
1975 | B.v_storage = stob; | |
485bce71 C |
1976 | B.v_local = local; |
1977 | B.v_attr = attrs; | |
978fd7e5 | 1978 | B.v_type_bis = typbbis; |
485bce71 C |
1979 | }, iivirg) -> |
1980 | ||
b1b2de81 | 1981 | if stob =*= (B.NoSto, false) |
34e49164 | 1982 | then |
ae4735db C |
1983 | tokenf ptvirga iiptvirgb >>= (fun ptvirga iiptvirgb -> |
1984 | fullType typa typb >>= (fun typa typb -> | |
34e49164 C |
1985 | return ( |
1986 | (A.TyDecl (typa, ptvirga)) +> A.rewrap decla, | |
485bce71 C |
1987 | (({B.v_namei = None; |
1988 | B.v_type = typb; | |
1989 | B.v_storage = stob; | |
1990 | B.v_local = local; | |
1991 | B.v_attr = attrs; | |
978fd7e5 | 1992 | B.v_type_bis = typbbis; |
485bce71 | 1993 | }, iivirg), iiptvirgb, iistob) |
34e49164 C |
1994 | ))) |
1995 | else fail | |
1996 | ||
1997 | ||
ae4735db | 1998 | | A.Typedef (stoa, typa, ida, ptvirga), |
b1b2de81 | 1999 | ({B.v_namei = Some (nameidb, None); |
485bce71 C |
2000 | B.v_type = typb; |
2001 | B.v_storage = (B.StoTypedef,inline); | |
2002 | B.v_local = local; | |
2003 | B.v_attr = attrs; | |
978fd7e5 | 2004 | B.v_type_bis = typbbis; |
485bce71 | 2005 | },iivirg) -> |
34e49164 | 2006 | |
ae4735db C |
2007 | tokenf ptvirga iiptvirgb >>= (fun ptvirga iiptvirgb -> |
2008 | fullType typa typb >>= (fun typa typb -> | |
34e49164 | 2009 | (match iistob with |
ae4735db C |
2010 | | [iitypedef] -> |
2011 | tokenf stoa iitypedef >>= (fun stoa iitypedef -> | |
34e49164 C |
2012 | return (stoa, [iitypedef]) |
2013 | ) | |
0708f913 | 2014 | | _ -> failwith "weird, have both typedef and inline or nothing"; |
ae4735db | 2015 | ) >>= (fun stoa iistob -> |
34e49164 | 2016 | (match A.unwrap ida with |
ae4735db | 2017 | | A.MetaType(_,_,_) -> |
34e49164 | 2018 | |
ae4735db C |
2019 | let fake_typeb = |
2020 | Ast_c.nQ, ((B.TypeName (nameidb, Ast_c.noTypedefDef())), []) | |
34e49164 | 2021 | in |
ae4735db | 2022 | fullTypebis ida fake_typeb >>= (fun ida fake_typeb -> |
34e49164 | 2023 | match fake_typeb with |
b1b2de81 C |
2024 | | _nQ, ((B.TypeName (nameidb, _typ)), []) -> |
2025 | return (ida, nameidb) | |
34e49164 C |
2026 | | _ -> raise Impossible |
2027 | ) | |
2028 | ||
ae4735db | 2029 | | A.TypeName sa -> |
b1b2de81 | 2030 | (match nameidb with |
ae4735db | 2031 | | B.RegularName (sb, iidb) -> |
b1b2de81 | 2032 | let iidb1 = tuple_of_list1 iidb in |
ae4735db | 2033 | |
b1b2de81 | 2034 | if (term sa) =$= sb |
ae4735db C |
2035 | then |
2036 | tokenf sa iidb1 >>= (fun sa iidb1 -> | |
b1b2de81 C |
2037 | return ( |
2038 | (A.TypeName sa) +> A.rewrap ida, | |
2039 | B.RegularName (sb, [iidb1]) | |
2040 | )) | |
2041 | else fail | |
2042 | ||
2043 | | B.CppConcatenatedName _ | B.CppVariadicName _ |B.CppIdentBuilder _ | |
2044 | -> raise Todo | |
2045 | ) | |
2046 | ||
34e49164 C |
2047 | | _ -> raise Impossible |
2048 | ||
b1b2de81 | 2049 | ) >>= (fun ida nameidb -> |
34e49164 C |
2050 | return ( |
2051 | (A.Typedef (stoa, typa, ida, ptvirga)) +> A.rewrap decla, | |
b1b2de81 | 2052 | (({B.v_namei = Some (nameidb, None); |
485bce71 C |
2053 | B.v_type = typb; |
2054 | B.v_storage = (B.StoTypedef,inline); | |
2055 | B.v_local = local; | |
2056 | B.v_attr = attrs; | |
978fd7e5 | 2057 | B.v_type_bis = typbbis; |
485bce71 | 2058 | }, |
34e49164 C |
2059 | iivirg), |
2060 | iiptvirgb, iistob) | |
2061 | ) | |
2062 | )))) | |
ae4735db C |
2063 | |
2064 | ||
2065 | | _, ({B.v_namei = None;}, _) -> | |
0708f913 | 2066 | (* old: failwith "no variable in this declaration, weird" *) |
34e49164 C |
2067 | fail |
2068 | ||
2069 | ||
2070 | ||
ae4735db C |
2071 | | A.DisjDecl declas, declb -> |
2072 | declas +> List.fold_left (fun acc decla -> | |
2073 | acc >|+|> | |
34e49164 C |
2074 | (* (declaration (mckstart, allminus, decla) declb) *) |
2075 | (onedecl allminus decla (declb,iiptvirgb, iistob)) | |
2076 | ) fail | |
2077 | ||
2078 | ||
ae4735db | 2079 | |
34e49164 C |
2080 | (* only in struct type decls *) |
2081 | | A.Ddots(dots,whencode), _ -> | |
2082 | raise Impossible | |
ae4735db C |
2083 | |
2084 | | A.OptDecl _, _ | A.UniqueDecl _, _ -> | |
34e49164 C |
2085 | failwith "not handling Opt/Unique Decl" |
2086 | ||
ae4735db | 2087 | | _, ({B.v_namei=Some _}, _) -> |
b1b2de81 | 2088 | fail |
34e49164 | 2089 | |
34e49164 C |
2090 | |
2091 | ||
2092 | ||
2093 | (* ------------------------------------------------------------------------- *) | |
2094 | ||
ae4735db | 2095 | and (initialiser: (A.initialiser, Ast_c.initialiser) matcher) = fun ia ib -> |
34e49164 C |
2096 | X.all_bound (A.get_inherited ia) >&&> |
2097 | match (A.unwrap ia,ib) with | |
2098 | ||
ae4735db | 2099 | | (A.MetaInit(ida,keep,inherited), ib) -> |
113803cf C |
2100 | let max_min _ = |
2101 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_ini ib) in | |
2102 | X.envf keep inherited (ida, Ast_c.MetaInitVal ib, max_min) | |
ae4735db C |
2103 | (fun () -> |
2104 | X.distrf_ini ida ib >>= (fun ida ib -> | |
113803cf C |
2105 | return ( |
2106 | A.MetaInit (ida,keep,inherited) +> A.rewrap ia, | |
2107 | ib | |
2108 | )) | |
2109 | ) | |
2110 | ||
ae4735db | 2111 | | (A.InitExpr expa, ib) -> |
34e49164 | 2112 | (match A.unwrap expa, ib with |
ae4735db C |
2113 | | A.Edots (mcode, None), ib -> |
2114 | X.distrf_ini (dots2metavar mcode) ib >>= (fun mcode ib -> | |
34e49164 | 2115 | return ( |
ae4735db C |
2116 | A.InitExpr |
2117 | (A.Edots (metavar2dots mcode, None) +> A.rewrap expa) | |
34e49164 C |
2118 | +> A.rewrap ia, |
2119 | ib | |
2120 | )) | |
2121 | ||
2122 | | A.Edots (_, Some expr), _ -> failwith "not handling when on Edots" | |
2123 | ||
ae4735db | 2124 | | _, (B.InitExpr expb, ii) -> |
34e49164 | 2125 | assert (null ii); |
ae4735db | 2126 | expression expa expb >>= (fun expa expb -> |
34e49164 C |
2127 | return ( |
2128 | (A.InitExpr expa) +> A.rewrap ia, | |
2129 | (B.InitExpr expb, ii) | |
2130 | )) | |
2131 | | _ -> fail | |
2132 | ) | |
2133 | ||
c491d8ee C |
2134 | | (A.ArInitList (ia1, ias, ia2), (B.InitList ibs, ii)) -> |
2135 | (match ii with | |
2136 | | ib1::ib2::iicommaopt -> | |
2137 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
2138 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
2139 | ar_initialisers (A.undots ias) (ibs, iicommaopt) >>= | |
2140 | (fun iasundots (ibs,iicommaopt) -> | |
2141 | return ( | |
2142 | (A.ArInitList (ia1, redots ias iasundots, ia2)) +> A.rewrap ia, | |
2143 | (B.InitList ibs, ib1::ib2::iicommaopt) | |
2144 | )))) | |
2145 | ||
2146 | | _ -> raise Impossible | |
2147 | ) | |
2148 | ||
2149 | | (A.StrInitList (allminus, ia1, ias, ia2, []), (B.InitList ibs, ii)) -> | |
ae4735db C |
2150 | (match ii with |
2151 | | ib1::ib2::iicommaopt -> | |
34e49164 C |
2152 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
2153 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
c491d8ee | 2154 | str_initialisers allminus ias (ibs, iicommaopt) >>= |
90aeb998 | 2155 | (fun ias (ibs,iicommaopt) -> |
34e49164 | 2156 | return ( |
c491d8ee | 2157 | (A.StrInitList (allminus, ia1, ias, ia2, [])) +> A.rewrap ia, |
34e49164 C |
2158 | (B.InitList ibs, ib1::ib2::iicommaopt) |
2159 | )))) | |
ae4735db | 2160 | |
34e49164 C |
2161 | | _ -> raise Impossible |
2162 | ) | |
2163 | ||
c491d8ee C |
2164 | | (A.StrInitList (allminus, i1, ias, i2, whencode), |
2165 | (B.InitList ibs, _ii)) -> | |
34e49164 C |
2166 | failwith "TODO: not handling whencode in initialisers" |
2167 | ||
2168 | ||
ae4735db | 2169 | | (A.InitGccExt (designatorsa, ia2, inia), |
113803cf | 2170 | (B.InitDesignators (designatorsb, inib), ii2))-> |
34e49164 | 2171 | |
34e49164 C |
2172 | let iieq = tuple_of_list1 ii2 in |
2173 | ||
ae4735db | 2174 | tokenf ia2 iieq >>= (fun ia2 iieq -> |
113803cf C |
2175 | designators designatorsa designatorsb >>= |
2176 | (fun designatorsa designatorsb -> | |
ae4735db | 2177 | initialiser inia inib >>= (fun inia inib -> |
34e49164 | 2178 | return ( |
113803cf C |
2179 | (A.InitGccExt (designatorsa, ia2, inia)) +> A.rewrap ia, |
2180 | (B.InitDesignators (designatorsb, inib), [iieq]) | |
2181 | )))) | |
34e49164 C |
2182 | |
2183 | ||
2184 | ||
2185 | ||
ae4735db C |
2186 | | (A.InitGccName (ida, ia1, inia), (B.InitFieldOld (idb, inib), ii)) -> |
2187 | (match ii with | |
2188 | | [iidb;iicolon] -> | |
2189 | ident DontKnow ida (idb, iidb) >>= (fun ida (idb, iidb) -> | |
2190 | initialiser inia inib >>= (fun inia inib -> | |
2191 | tokenf ia1 iicolon >>= (fun ia1 iicolon -> | |
34e49164 C |
2192 | return ( |
2193 | (A.InitGccName (ida, ia1, inia)) +> A.rewrap ia, | |
2194 | (B.InitFieldOld (idb, inib), [iidb;iicolon]) | |
2195 | )))) | |
2196 | | _ -> fail | |
2197 | ) | |
2198 | ||
2199 | ||
2200 | ||
2201 | | A.IComma(comma), _ -> | |
2202 | raise Impossible | |
2203 | ||
ae4735db | 2204 | | A.UniqueIni _,_ | A.OptIni _,_ -> |
34e49164 | 2205 | failwith "not handling Opt/Unique on initialisers" |
485bce71 | 2206 | |
ae4735db C |
2207 | | _, (B.InitIndexOld (_, _), _) -> fail |
2208 | | _, (B.InitFieldOld (_, _), _) -> fail | |
485bce71 C |
2209 | |
2210 | | _, ((B.InitDesignators (_, _)|B.InitList _|B.InitExpr _), _) | |
2211 | -> fail | |
2212 | ||
113803cf C |
2213 | and designators dla dlb = |
2214 | match (dla,dlb) with | |
2215 | ([],[]) -> return ([], []) | |
2216 | | ([],_) | (_,[]) -> fail | |
2217 | | (da::dla,db::dlb) -> | |
2218 | designator da db >>= (fun da db -> | |
2219 | designators dla dlb >>= (fun dla dlb -> | |
2220 | return (da::dla, db::dlb))) | |
2221 | ||
2222 | and designator da db = | |
2223 | match (da,db) with | |
2224 | (A.DesignatorField (ia1, ida), (B.DesignatorField idb,ii1)) -> | |
34e49164 | 2225 | |
113803cf | 2226 | let (iidot, iidb) = tuple_of_list2 ii1 in |
ae4735db | 2227 | tokenf ia1 iidot >>= (fun ia1 iidot -> |
113803cf C |
2228 | ident DontKnow ida (idb, iidb) >>= (fun ida (idb, iidb) -> |
2229 | return ( | |
2230 | A.DesignatorField (ia1, ida), | |
2231 | (B.DesignatorField idb, [iidot;iidb]) | |
2232 | ))) | |
2233 | ||
2234 | | (A.DesignatorIndex (ia1,ea,ia2), (B.DesignatorIndex eb, ii1)) -> | |
ae4735db | 2235 | |
113803cf | 2236 | let (ib1, ib2) = tuple_of_list2 ii1 in |
ae4735db C |
2237 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
2238 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
2239 | expression ea eb >>= (fun ea eb -> | |
113803cf C |
2240 | return ( |
2241 | A.DesignatorIndex (ia1,ea,ia2), | |
2242 | (B.DesignatorIndex eb, [ib1;ib2]) | |
2243 | )))) | |
34e49164 | 2244 | |
113803cf C |
2245 | | (A.DesignatorRange (ia1,e1a,ia2,e2a,ia3), |
2246 | (B.DesignatorRange (e1b, e2b), ii1)) -> | |
34e49164 | 2247 | |
113803cf | 2248 | let (ib1, ib2, ib3) = tuple_of_list3 ii1 in |
ae4735db C |
2249 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
2250 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
2251 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
2252 | expression e1a e1b >>= (fun e1a e1b -> | |
2253 | expression e2a e2b >>= (fun e2a e2b -> | |
113803cf C |
2254 | return ( |
2255 | A.DesignatorRange (ia1,e1a,ia2,e2a,ia3), | |
2256 | (B.DesignatorRange (e1b, e2b), [ib1;ib2;ib3]) | |
2257 | )))))) | |
2258 | | (_, ((B.DesignatorField _|B.DesignatorIndex _|B.DesignatorRange _), _)) -> | |
2259 | fail | |
34e49164 | 2260 | |
c491d8ee | 2261 | and str_initialisers = fun allminus ias (ibs, iicomma) -> |
34e49164 C |
2262 | let ias_unsplit = unsplit_icomma ias in |
2263 | let ibs_split = resplit_initialiser ibs iicomma in | |
2264 | ||
c491d8ee C |
2265 | if need_unordered_initialisers ibs |
2266 | then initialisers_unordered2 allminus ias_unsplit ibs_split >>= | |
2267 | (fun ias_unsplit ibs_split -> | |
2268 | return ( | |
2269 | split_icomma ias_unsplit, | |
2270 | unsplit_initialiser ibs_split)) | |
2271 | else fail | |
2272 | ||
2273 | and ar_initialisers = fun ias (ibs, iicomma) -> | |
2274 | (* this doesn't check need_unordered_initialisers because ... can be | |
2275 | implemented as ordered, even if it matches unordered initializers *) | |
2276 | let ibs = resplit_initialiser ibs iicomma in | |
2277 | let ibs = | |
2278 | List.concat | |
2279 | (List.map (function (elem,comma) -> [Left elem; Right [comma]]) ibs) in | |
2280 | initialisers_ordered2 ias ibs >>= | |
2281 | (fun ias ibs_split -> | |
2282 | let ibs,iicomma = | |
2283 | match List.rev ibs_split with | |
2284 | (Right comma)::rest -> (Ast_c.unsplit_comma (List.rev rest),comma) | |
2285 | | (Left _)::_ -> (Ast_c.unsplit_comma ibs_split,[]) (* possible *) | |
2286 | | [] -> ([],[]) in | |
2287 | return (ias, (ibs,iicomma))) | |
34e49164 | 2288 | |
ae4735db | 2289 | and initialisers_ordered2 = fun ias ibs -> |
c491d8ee C |
2290 | let match_dots ea = |
2291 | match A.unwrap ea with | |
2292 | A.Idots(mcode, optexpr) -> Some (mcode, optexpr) | |
2293 | | _ -> None in | |
2294 | let build_dots (mcode, optexpr) = A.Idots(mcode, optexpr) in | |
2295 | let match_comma ea = | |
2296 | match A.unwrap ea with | |
2297 | A.IComma ia1 -> Some ia1 | |
2298 | | _ -> None in | |
2299 | let build_comma ia1 = A.IComma ia1 in | |
2300 | let match_metalist ea = None in | |
2301 | let build_metalist (ida,leninfo,keep,inherited) = failwith "not possible" in | |
2302 | let mktermval v = failwith "not possible" in | |
2303 | let special_cases ea eas ebs = None in | |
2304 | let no_ii x = failwith "not possible" in | |
2305 | list_matcher match_dots build_dots match_comma build_comma | |
2306 | match_metalist build_metalist mktermval | |
2307 | special_cases initialiser X.distrf_inis no_ii ias ibs | |
34e49164 | 2308 | |
34e49164 | 2309 | |
90aeb998 | 2310 | and initialisers_unordered2 = fun allminus ias ibs -> |
34e49164 | 2311 | match ias, ibs with |
90aeb998 C |
2312 | | [], ys -> |
2313 | if allminus | |
2314 | then | |
2315 | let rec loop = function | |
2316 | [] -> return ([],[]) | |
2317 | | (ib,comma)::ibs -> | |
2318 | X.distrf_ini minusizer ib >>= (fun _ ib -> | |
2319 | tokenf minusizer comma >>= (fun _ comma -> | |
2320 | loop ibs >>= (fun l ibs -> | |
2321 | return(l,(ib,comma)::ibs)))) in | |
2322 | loop ibs | |
2323 | else return ([], ys) | |
c491d8ee | 2324 | | x::xs, ys -> |
34e49164 | 2325 | let permut = Common.uncons_permut_lazy ys in |
ae4735db C |
2326 | permut +> List.fold_left (fun acc ((e, pos), rest) -> |
2327 | acc >||> | |
c491d8ee | 2328 | (initialiser_comma x e |
ae4735db | 2329 | >>= (fun x e -> |
34e49164 | 2330 | let rest = Lazy.force rest in |
90aeb998 | 2331 | initialisers_unordered2 allminus xs rest >>= (fun xs rest -> |
34e49164 C |
2332 | return ( |
2333 | x::xs, | |
2334 | Common.insert_elem_pos (e, pos) rest | |
2335 | )))) | |
2336 | ) fail | |
ae4735db | 2337 | |
c491d8ee C |
2338 | and initialiser_comma (x,xcomma) (y, commay) = |
2339 | match A.unwrap xcomma with | |
2340 | A.IComma commax -> | |
2341 | tokenf commax commay >>= (fun commax commay -> | |
2342 | initialiser x y >>= (fun x y -> | |
2343 | return ( | |
2344 | (x, (A.IComma commax) +> A.rewrap xcomma), | |
2345 | (y, commay)))) | |
2346 | | _ -> raise Impossible (* unsplit_iicomma wrong *) | |
34e49164 C |
2347 | |
2348 | (* ------------------------------------------------------------------------- *) | |
485bce71 | 2349 | and (struct_fields: (A.declaration list, B.field list) matcher) = |
ae4735db | 2350 | fun eas ebs -> |
c491d8ee C |
2351 | let match_dots ea = |
2352 | match A.unwrap ea with | |
2353 | A.Ddots(mcode, optexpr) -> Some (mcode, optexpr) | |
2354 | | _ -> None in | |
2355 | let build_dots (mcode, optexpr) = A.Ddots(mcode, optexpr) in | |
2356 | let match_comma ea = None in | |
2357 | let build_comma ia1 = failwith "not possible" in | |
2358 | let match_metalist ea = None in | |
2359 | let build_metalist (ida,leninfo,keep,inherited) = failwith "not possible" in | |
2360 | let mktermval v = failwith "not possible" in | |
2361 | let special_cases ea eas ebs = None in | |
2362 | let no_ii x = failwith "not possible" in | |
2363 | let make_ebs ebs = List.map (function x -> Left x) ebs in | |
2364 | let unmake_ebs ebs = | |
2365 | List.map (function Left x -> x | Right x -> failwith "no right") ebs in | |
2366 | let distrf mcode startxs = | |
2367 | let startxs = unmake_ebs startxs in | |
2368 | X.distrf_struct_fields mcode startxs >>= | |
2369 | (fun mcode startxs -> return (mcode,make_ebs startxs)) in | |
2370 | list_matcher match_dots build_dots match_comma build_comma | |
2371 | match_metalist build_metalist mktermval | |
2372 | special_cases struct_field distrf no_ii eas (make_ebs ebs) >>= | |
2373 | (fun eas ebs -> return (eas,unmake_ebs ebs)) | |
34e49164 | 2374 | |
ae4735db | 2375 | and (struct_field: (A.declaration, B.field) matcher) = fun fa fb -> |
34e49164 | 2376 | |
413ffc02 C |
2377 | match A.unwrap fa,fb with |
2378 | | A.MetaField (ida,keep,inherited), _ -> | |
2379 | let max_min _ = | |
2380 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_field fb) in | |
2381 | X.envf keep inherited (ida, Ast_c.MetaFieldVal fb, max_min) (fun () -> | |
2382 | X.distrf_field ida fb | |
2383 | ) >>= (fun ida fb -> | |
2384 | return ((A.MetaField (ida, keep, inherited))+> A.rewrap fa, | |
2385 | fb)) | |
2386 | | _,B.DeclarationField (B.FieldDeclList (onefield_multivars,iiptvirg)) -> | |
485bce71 C |
2387 | |
2388 | let iiptvirgb = tuple_of_list1 iiptvirg in | |
34e49164 C |
2389 | |
2390 | (match onefield_multivars with | |
2391 | | [] -> raise Impossible | |
ae4735db | 2392 | | [onevar,iivirg] -> |
34e49164 C |
2393 | assert (null iivirg); |
2394 | (match onevar with | |
ae4735db | 2395 | | B.BitField (sopt, typb, _, expr) -> |
34e49164 C |
2396 | pr2_once "warning: bitfield not handled by ast_cocci"; |
2397 | fail | |
ae4735db | 2398 | | B.Simple (None, typb) -> |
34e49164 C |
2399 | pr2_once "warning: unamed struct field not handled by ast_cocci"; |
2400 | fail | |
ae4735db | 2401 | | B.Simple (Some nameidb, typb) -> |
34e49164 C |
2402 | |
2403 | (* build a declaration from a struct field *) | |
2404 | let allminus = false in | |
2405 | let iisto = [] in | |
2406 | let stob = B.NoSto, false in | |
ae4735db | 2407 | let fake_var = |
b1b2de81 | 2408 | ({B.v_namei = Some (nameidb, None); |
485bce71 C |
2409 | B.v_type = typb; |
2410 | B.v_storage = stob; | |
2411 | B.v_local = Ast_c.NotLocalDecl; | |
2412 | B.v_attr = Ast_c.noattr; | |
ae4735db | 2413 | B.v_type_bis = ref None; |
978fd7e5 C |
2414 | (* the struct field should also get expanded ? no it's not |
2415 | * important here, we will rematch very soon *) | |
485bce71 | 2416 | }, |
ae4735db | 2417 | iivirg) |
34e49164 | 2418 | in |
ae4735db C |
2419 | onedecl allminus fa (fake_var,iiptvirgb,iisto) >>= |
2420 | (fun fa (var,iiptvirgb,iisto) -> | |
34e49164 C |
2421 | |
2422 | match fake_var with | |
b1b2de81 | 2423 | | ({B.v_namei = Some (nameidb, None); |
485bce71 C |
2424 | B.v_type = typb; |
2425 | B.v_storage = stob; | |
ae4735db | 2426 | }, iivirg) -> |
b1b2de81 C |
2427 | |
2428 | let onevar = B.Simple (Some nameidb, typb) in | |
ae4735db | 2429 | |
34e49164 C |
2430 | return ( |
2431 | (fa), | |
ae4735db | 2432 | ((B.DeclarationField |
708f4980 C |
2433 | (B.FieldDeclList ([onevar, iivirg], [iiptvirgb]))) |
2434 | ) | |
34e49164 C |
2435 | ) |
2436 | | _ -> raise Impossible | |
2437 | ) | |
2438 | ) | |
2439 | ||
ae4735db | 2440 | | x::y::xs -> |
34e49164 C |
2441 | pr2_once "PB: More that one variable in decl. Have to split"; |
2442 | fail | |
2443 | ) | |
413ffc02 | 2444 | | _,B.EmptyField _iifield -> |
485bce71 C |
2445 | fail |
2446 | ||
413ffc02 C |
2447 | | A.MacroDecl (sa,lpa,eas,rpa,enda),B.MacroDeclField ((sb,ebs),ii) -> |
2448 | raise Todo | |
2449 | | _,B.MacroDeclField ((sb,ebs),ii) -> fail | |
708f4980 | 2450 | |
413ffc02 C |
2451 | | _,B.CppDirectiveStruct directive -> fail |
2452 | | _,B.IfdefStruct directive -> fail | |
34e49164 C |
2453 | |
2454 | ||
c491d8ee C |
2455 | and enum_fields = fun eas ebs -> |
2456 | let match_dots ea = | |
2457 | match A.unwrap ea with | |
2458 | A.Edots(mcode, optexpr) -> Some (mcode, optexpr) | |
2459 | | _ -> None in | |
2460 | let build_dots (mcode, optexpr) = A.Edots(mcode, optexpr) in | |
2461 | let match_comma ea = | |
2462 | match A.unwrap ea with | |
2463 | A.EComma ia1 -> Some ia1 | |
2464 | | _ -> None in | |
2465 | let build_comma ia1 = A.EComma ia1 in | |
2466 | let match_metalist ea = None in | |
2467 | let build_metalist (ida,leninfo,keep,inherited) = failwith "not possible" in | |
2468 | let mktermval v = failwith "not possible" in | |
2469 | let special_cases ea eas ebs = None in | |
2470 | list_matcher match_dots build_dots match_comma build_comma | |
2471 | match_metalist build_metalist mktermval | |
2472 | special_cases enum_field X.distrf_enum_fields | |
2473 | Lib_parsing_c.ii_of_enum_fields eas ebs | |
2474 | ||
2475 | and enum_field ida idb = | |
2476 | X.all_bound (A.get_inherited ida) >&&> | |
2477 | match A.unwrap ida, idb with | |
2478 | A.Ident(id),(nameidb,None) -> | |
2479 | ident_cpp DontKnow id nameidb >>= (fun id nameidb -> | |
2480 | return ((A.Ident id) +> A.rewrap ida, (nameidb,None))) | |
2481 | | A.Assignment(ea1,opa,ea2,init),(nameidb,Some(opbi,eb2)) -> | |
2482 | (match A.unwrap ea1 with | |
2483 | A.Ident(id) -> | |
2484 | ident_cpp DontKnow id nameidb >>= (fun id nameidb -> | |
2485 | expression ea2 eb2 >>= (fun ea2 eb2 -> | |
2486 | tokenf opa opbi >>= (fun opa opbi -> (* only one kind of assignop *) | |
2487 | return ( | |
2488 | (A.Assignment((A.Ident(id))+>A.rewrap ea1,opa,ea2,init)) +> | |
2489 | A.rewrap ida, | |
2490 | (nameidb,Some(opbi,eb2)))))) | |
2491 | | _ -> failwith "not possible") | |
2492 | | _ -> failwith "not possible" | |
34e49164 C |
2493 | |
2494 | (* ------------------------------------------------------------------------- *) | |
ae4735db C |
2495 | and (fullType: (A.fullType, Ast_c.fullType) matcher) = |
2496 | fun typa typb -> | |
2497 | X.optional_qualifier_flag (fun optional_qualifier -> | |
34e49164 C |
2498 | X.all_bound (A.get_inherited typa) >&&> |
2499 | match A.unwrap typa, typb with | |
2500 | | A.Type(cv,ty1), ((qu,il),ty2) -> | |
2501 | ||
ae4735db | 2502 | if qu.B.const && qu.B.volatile |
34e49164 C |
2503 | then |
2504 | pr2_once | |
ae4735db | 2505 | ("warning: the type is both const & volatile but cocci " ^ |
34e49164 C |
2506 | "does not handle that"); |
2507 | ||
2508 | (* Drop out the const/volatile part that has been matched. | |
2509 | * This is because a SP can contain const T v; in which case | |
2510 | * later in match_t_t when we encounter a T, we must not add in | |
2511 | * the environment the whole type. | |
2512 | *) | |
ae4735db | 2513 | |
34e49164 C |
2514 | |
2515 | (match cv with | |
2516 | (* "iso-by-absence" *) | |
ae4735db C |
2517 | | None -> |
2518 | let do_stuff () = | |
2519 | fullTypebis ty1 ((qu,il), ty2) >>= (fun ty1 fullty2 -> | |
34e49164 C |
2520 | return ( |
2521 | (A.Type(None, ty1)) +> A.rewrap typa, | |
2522 | fullty2 | |
2523 | )) | |
2524 | in | |
2525 | (match optional_qualifier, qu.B.const || qu.B.volatile with | |
2526 | | false, false -> do_stuff () | |
2527 | | false, true -> fail | |
2528 | | true, false -> do_stuff () | |
ae4735db C |
2529 | | true, true -> |
2530 | if !Flag.show_misc | |
34e49164 C |
2531 | then pr2_once "USING optional_qualifier builtin isomorphism"; |
2532 | do_stuff() | |
2533 | ) | |
ae4735db C |
2534 | |
2535 | ||
2536 | | Some x -> | |
2537 | (* todo: can be __const__ ? can be const & volatile so | |
2538 | * should filter instead ? | |
34e49164 | 2539 | *) |
ae4735db C |
2540 | (match term x, il with |
2541 | | A.Const, [i1] when qu.B.const -> | |
2542 | ||
2543 | tokenf x i1 >>= (fun x i1 -> | |
2544 | fullTypebis ty1 (Ast_c.nQ,ty2) >>= (fun ty1 (_, ty2) -> | |
34e49164 C |
2545 | return ( |
2546 | (A.Type(Some x, ty1)) +> A.rewrap typa, | |
2547 | ((qu, [i1]), ty2) | |
2548 | ))) | |
ae4735db C |
2549 | |
2550 | | A.Volatile, [i1] when qu.B.volatile -> | |
2551 | tokenf x i1 >>= (fun x i1 -> | |
2552 | fullTypebis ty1 (Ast_c.nQ,ty2) >>= (fun ty1 (_, ty2) -> | |
34e49164 C |
2553 | return ( |
2554 | (A.Type(Some x, ty1)) +> A.rewrap typa, | |
2555 | ((qu, [i1]), ty2) | |
2556 | ))) | |
ae4735db | 2557 | |
34e49164 C |
2558 | | _ -> fail |
2559 | ) | |
2560 | ) | |
2561 | ||
ae4735db | 2562 | | A.DisjType typas, typb -> |
34e49164 C |
2563 | typas +> |
2564 | List.fold_left (fun acc typa -> acc >|+|> (fullType typa typb)) fail | |
2565 | ||
2566 | | A.OptType(_), _ | A.UniqueType(_), _ | |
2567 | -> failwith "not handling Opt/Unique on type" | |
2568 | ) | |
ae4735db | 2569 | |
34e49164 C |
2570 | |
2571 | (* | |
2572 | * Why not (A.typeC, Ast_c.typeC) matcher ? | |
ae4735db | 2573 | * because when there is MetaType, we want that T record the whole type, |
34e49164 C |
2574 | * including the qualifier, and so this type (and the new_il function in |
2575 | * preceding function). | |
2576 | *) | |
2577 | ||
ae4735db C |
2578 | and (fullTypebis: (A.typeC, Ast_c.fullType) matcher) = |
2579 | fun ta tb -> | |
2580 | X.all_bound (A.get_inherited ta) >&&> | |
34e49164 C |
2581 | match A.unwrap ta, tb with |
2582 | ||
2583 | (* cas general *) | |
ae4735db | 2584 | | A.MetaType(ida,keep, inherited), typb -> |
34e49164 C |
2585 | let max_min _ = |
2586 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_type typb) in | |
ae4735db C |
2587 | X.envf keep inherited (ida, B.MetaTypeVal typb, max_min) (fun () -> |
2588 | X.distrf_type ida typb >>= (fun ida typb -> | |
34e49164 C |
2589 | return ( |
2590 | A.MetaType(ida,keep, inherited) +> A.rewrap ta, | |
2591 | typb | |
2592 | )) | |
2593 | ) | |
ae4735db C |
2594 | | unwrap, (qub, typb) -> |
2595 | typeC ta typb >>= (fun ta typb -> | |
34e49164 C |
2596 | return (ta, (qub, typb)) |
2597 | ) | |
2598 | ||
faf9a90c | 2599 | and simulate_signed ta basea stringsa signaopt tb baseb ii rebuilda = |
34e49164 C |
2600 | (* In ii there is a list, sometimes of length 1 or 2 or 3. |
2601 | * And even if in baseb we have a Signed Int, that does not mean | |
2602 | * that ii is of length 2, cos Signed is the default, so if in signa | |
ae4735db | 2603 | * we have Signed explicitely ? we cant "accrocher" this mcode to |
34e49164 C |
2604 | * something :( So for the moment when there is signed in cocci, |
2605 | * we force that there is a signed in c too (done in pattern.ml). | |
2606 | *) | |
2607 | let signbopt, iibaseb = split_signb_baseb_ii (baseb, ii) in | |
2608 | ||
ae4735db | 2609 | |
34e49164 C |
2610 | (* handle some iso on type ? (cf complex C rule for possible implicit |
2611 | casting) *) | |
faf9a90c | 2612 | match basea, baseb with |
1eddfd50 C |
2613 | | A.VoidType, B.Void |
2614 | | A.FloatType, B.FloatType (B.CFloat) | |
2615 | | A.DoubleType, B.FloatType (B.CDouble) | |
2616 | | A.SizeType, B.SizeType | |
2617 | | A.SSizeType, B.SSizeType | |
2618 | | A.PtrDiffType,B.PtrDiffType -> | |
ae4735db | 2619 | assert (signaopt =*= None); |
faf9a90c | 2620 | let stringa = tuple_of_list1 stringsa in |
ae4735db C |
2621 | let (ibaseb) = tuple_of_list1 ii in |
2622 | tokenf stringa ibaseb >>= (fun stringa ibaseb -> | |
34e49164 | 2623 | return ( |
faf9a90c | 2624 | (rebuilda ([stringa], signaopt)) +> A.rewrap ta, |
34e49164 C |
2625 | (B.BaseType baseb, [ibaseb]) |
2626 | )) | |
ae4735db C |
2627 | |
2628 | | A.CharType, B.IntType B.CChar when signaopt =*= None -> | |
faf9a90c | 2629 | let stringa = tuple_of_list1 stringsa in |
34e49164 | 2630 | let ibaseb = tuple_of_list1 ii in |
ae4735db | 2631 | tokenf stringa ibaseb >>= (fun stringa ibaseb -> |
34e49164 | 2632 | return ( |
faf9a90c | 2633 | (rebuilda ([stringa], signaopt)) +> A.rewrap ta, |
34e49164 C |
2634 | (B.BaseType (B.IntType B.CChar), [ibaseb]) |
2635 | )) | |
ae4735db C |
2636 | |
2637 | | A.CharType,B.IntType (B.Si (_sign, B.CChar2)) when signaopt <> None -> | |
faf9a90c | 2638 | let stringa = tuple_of_list1 stringsa in |
34e49164 | 2639 | let ibaseb = tuple_of_list1 iibaseb in |
ae4735db C |
2640 | sign signaopt signbopt >>= (fun signaopt iisignbopt -> |
2641 | tokenf stringa ibaseb >>= (fun stringa ibaseb -> | |
34e49164 | 2642 | return ( |
faf9a90c | 2643 | (rebuilda ([stringa], signaopt)) +> A.rewrap ta, |
34e49164 C |
2644 | (B.BaseType (baseb), iisignbopt ++ [ibaseb]) |
2645 | ))) | |
ae4735db C |
2646 | |
2647 | | A.ShortType, B.IntType (B.Si (_, B.CShort)) | |
2648 | | A.IntType, B.IntType (B.Si (_, B.CInt)) | |
34e49164 | 2649 | | A.LongType, B.IntType (B.Si (_, B.CLong)) -> |
faf9a90c | 2650 | let stringa = tuple_of_list1 stringsa in |
ae4735db C |
2651 | (match iibaseb with |
2652 | | [] -> | |
34e49164 C |
2653 | (* iso-by-presence ? *) |
2654 | (* when unsigned int in SP, allow have just unsigned in C ? *) | |
faf9a90c | 2655 | if mcode_contain_plus (mcodekind stringa) |
34e49164 | 2656 | then fail |
ae4735db C |
2657 | else |
2658 | ||
2659 | sign signaopt signbopt >>= (fun signaopt iisignbopt -> | |
34e49164 | 2660 | return ( |
faf9a90c | 2661 | (rebuilda ([stringa], signaopt)) +> A.rewrap ta, |
34e49164 C |
2662 | (B.BaseType (baseb), iisignbopt ++ []) |
2663 | )) | |
34e49164 | 2664 | |
ae4735db C |
2665 | |
2666 | | [x;y] -> | |
2667 | pr2_once | |
34e49164 C |
2668 | "warning: long int or short int not handled by ast_cocci"; |
2669 | fail | |
2670 | ||
ae4735db C |
2671 | | [ibaseb] -> |
2672 | sign signaopt signbopt >>= (fun signaopt iisignbopt -> | |
2673 | tokenf stringa ibaseb >>= (fun stringa ibaseb -> | |
34e49164 | 2674 | return ( |
faf9a90c | 2675 | (rebuilda ([stringa], signaopt)) +> A.rewrap ta, |
34e49164 C |
2676 | (B.BaseType (baseb), iisignbopt ++ [ibaseb]) |
2677 | ))) | |
2678 | | _ -> raise Impossible | |
2679 | ||
2680 | ) | |
2681 | ||
ae4735db | 2682 | |
faf9a90c C |
2683 | | A.LongLongType, B.IntType (B.Si (_, B.CLongLong)) -> |
2684 | let (string1a,string2a) = tuple_of_list2 stringsa in | |
ae4735db C |
2685 | (match iibaseb with |
2686 | [ibase1b;ibase2b] -> | |
2687 | sign signaopt signbopt >>= (fun signaopt iisignbopt -> | |
2688 | tokenf string1a ibase1b >>= (fun base1a ibase1b -> | |
2689 | tokenf string2a ibase2b >>= (fun base2a ibase2b -> | |
faf9a90c C |
2690 | return ( |
2691 | (rebuilda ([base1a;base2a], signaopt)) +> A.rewrap ta, | |
2692 | (B.BaseType (baseb), iisignbopt ++ [ibase1b;ibase2b]) | |
2693 | )))) | |
2694 | | [] -> fail (* should something be done in this case? *) | |
2695 | | _ -> raise Impossible) | |
2696 | ||
2697 | ||
ae4735db C |
2698 | | _, B.FloatType B.CLongDouble |
2699 | -> | |
2700 | pr2_once | |
faf9a90c | 2701 | "warning: long double not handled by ast_cocci"; |
34e49164 | 2702 | fail |
485bce71 | 2703 | |
1eddfd50 C |
2704 | | _, (B.Void|B.FloatType _|B.IntType _ |
2705 | |B.SizeType|B.SSizeType|B.PtrDiffType) -> fail | |
485bce71 | 2706 | |
faf9a90c C |
2707 | and simulate_signed_meta ta basea signaopt tb baseb ii rebuilda = |
2708 | (* In ii there is a list, sometimes of length 1 or 2 or 3. | |
2709 | * And even if in baseb we have a Signed Int, that does not mean | |
2710 | * that ii is of length 2, cos Signed is the default, so if in signa | |
ae4735db | 2711 | * we have Signed explicitely ? we cant "accrocher" this mcode to |
faf9a90c C |
2712 | * something :( So for the moment when there is signed in cocci, |
2713 | * we force that there is a signed in c too (done in pattern.ml). | |
2714 | *) | |
2715 | let signbopt, iibaseb = split_signb_baseb_ii (baseb, ii) in | |
2716 | ||
ae4735db C |
2717 | let match_to_type rebaseb = |
2718 | sign signaopt signbopt >>= (fun signaopt iisignbopt -> | |
faf9a90c | 2719 | let fta = A.rewrap basea (A.Type(None,basea)) in |
b1b2de81 | 2720 | let ftb = Ast_c.nQ,(B.BaseType (rebaseb), iibaseb) in |
faf9a90c C |
2721 | fullType fta ftb >>= (fun fta (_,tb) -> |
2722 | (match A.unwrap fta,tb with | |
2723 | A.Type(_,basea), (B.BaseType baseb, ii) -> | |
faf9a90c C |
2724 | return ( |
2725 | (rebuilda (basea, signaopt)) +> A.rewrap ta, | |
b1b2de81 | 2726 | (B.BaseType (baseb), iisignbopt ++ ii) |
faf9a90c C |
2727 | ) |
2728 | | _ -> failwith "not possible"))) in | |
ae4735db | 2729 | |
faf9a90c C |
2730 | (* handle some iso on type ? (cf complex C rule for possible implicit |
2731 | casting) *) | |
2732 | match baseb with | |
2733 | | B.IntType (B.Si (_sign, B.CChar2)) -> | |
2734 | match_to_type (B.IntType B.CChar) | |
ae4735db | 2735 | |
faf9a90c | 2736 | | B.IntType (B.Si (_, ty)) -> |
ae4735db | 2737 | (match iibaseb with |
faf9a90c C |
2738 | | [] -> fail (* metavariable has to match something *) |
2739 | ||
b1b2de81 | 2740 | | _ -> match_to_type (B.IntType (B.Si (B.Signed, ty))) |
34e49164 | 2741 | |
faf9a90c C |
2742 | ) |
2743 | ||
1eddfd50 C |
2744 | | (B.Void|B.FloatType _|B.IntType _ |
2745 | |B.SizeType|B.SSizeType|B.PtrDiffType) -> fail | |
faf9a90c | 2746 | |
ae4735db C |
2747 | and (typeC: (A.typeC, Ast_c.typeC) matcher) = |
2748 | fun ta tb -> | |
faf9a90c | 2749 | match A.unwrap ta, tb with |
ae4735db | 2750 | | A.BaseType (basea,stringsa), (B.BaseType baseb, ii) -> |
faf9a90c C |
2751 | simulate_signed ta basea stringsa None tb baseb ii |
2752 | (function (stringsa, signaopt) -> A.BaseType (basea,stringsa)) | |
ae4735db | 2753 | | A.SignedT (signaopt, Some basea), (B.BaseType baseb, ii) -> |
faf9a90c C |
2754 | (match A.unwrap basea with |
2755 | A.BaseType (basea1,strings1) -> | |
2756 | simulate_signed ta basea1 strings1 (Some signaopt) tb baseb ii | |
2757 | (function (strings1, Some signaopt) -> | |
2758 | A.SignedT | |
2759 | (signaopt, | |
2760 | Some (A.rewrap basea (A.BaseType (basea1,strings1)))) | |
2761 | | _ -> failwith "not possible") | |
2762 | | A.MetaType(ida,keep,inherited) -> | |
2763 | simulate_signed_meta ta basea (Some signaopt) tb baseb ii | |
2764 | (function (basea, Some signaopt) -> | |
2765 | A.SignedT(signaopt,Some basea) | |
2766 | | _ -> failwith "not possible") | |
2767 | | _ -> failwith "not possible") | |
ae4735db | 2768 | | A.SignedT (signa,None), (B.BaseType baseb, ii) -> |
34e49164 C |
2769 | let signbopt, iibaseb = split_signb_baseb_ii (baseb, ii) in |
2770 | (match iibaseb, baseb with | |
ae4735db C |
2771 | | [], B.IntType (B.Si (_sign, B.CInt)) -> |
2772 | sign (Some signa) signbopt >>= (fun signaopt iisignbopt -> | |
34e49164 C |
2773 | match signaopt with |
2774 | | None -> raise Impossible | |
ae4735db | 2775 | | Some signa -> |
34e49164 | 2776 | return ( |
faf9a90c | 2777 | (A.SignedT (signa,None)) +> A.rewrap ta, |
34e49164 C |
2778 | (B.BaseType baseb, iisignbopt) |
2779 | ) | |
2780 | ) | |
2781 | | _ -> fail | |
2782 | ) | |
2783 | ||
2784 | ||
2785 | ||
2786 | (* todo? iso with array *) | |
ae4735db C |
2787 | | A.Pointer (typa, iamult), (B.Pointer typb, ii) -> |
2788 | let (ibmult) = tuple_of_list1 ii in | |
2789 | fullType typa typb >>= (fun typa typb -> | |
2790 | tokenf iamult ibmult >>= (fun iamult ibmult -> | |
34e49164 C |
2791 | return ( |
2792 | (A.Pointer (typa, iamult)) +> A.rewrap ta, | |
2793 | (B.Pointer typb, [ibmult]) | |
2794 | ))) | |
2795 | ||
ae4735db C |
2796 | | A.FunctionType(allminus,tyaopt,lpa,paramsa,rpa), |
2797 | (B.FunctionType(tyb, (paramsb, (isvaargs, iidotsb))), ii) -> | |
34e49164 C |
2798 | |
2799 | let (lpb, rpb) = tuple_of_list2 ii in | |
ae4735db | 2800 | if isvaargs |
34e49164 C |
2801 | then |
2802 | pr2_once | |
2803 | ("Not handling well variable length arguments func. "^ | |
2804 | "You have been warned"); | |
ae4735db C |
2805 | tokenf lpa lpb >>= (fun lpa lpb -> |
2806 | tokenf rpa rpb >>= (fun rpa rpb -> | |
2807 | fullType_optional_allminus allminus tyaopt tyb >>= (fun tyaopt tyb -> | |
34e49164 | 2808 | parameters (seqstyle paramsa) (A.undots paramsa) paramsb >>= |
ae4735db | 2809 | (fun paramsaundots paramsb -> |
34e49164 C |
2810 | let paramsa = redots paramsa paramsaundots in |
2811 | return ( | |
2812 | (A.FunctionType(allminus,tyaopt,lpa,paramsa,rpa) +> A.rewrap ta, | |
2813 | (B.FunctionType(tyb, (paramsb, (isvaargs, iidotsb))), [lpb;rpb]) | |
2814 | ) | |
2815 | ))))) | |
34e49164 | 2816 | |
34e49164 | 2817 | |
ae4735db C |
2818 | |
2819 | ||
2820 | ||
2821 | | A.FunctionPointer(tya,lp1a,stara,rp1a,lp2a,paramsa,rp2a), | |
34e49164 C |
2822 | (B.ParenType t1, ii) -> |
2823 | let (lp1b, rp1b) = tuple_of_list2 ii in | |
2824 | let (qu1b, t1b) = t1 in | |
2825 | (match t1b with | |
ae4735db | 2826 | | B.Pointer t2, ii -> |
34e49164 C |
2827 | let (starb) = tuple_of_list1 ii in |
2828 | let (qu2b, t2b) = t2 in | |
2829 | (match t2b with | |
ae4735db | 2830 | | B.FunctionType (tyb, (paramsb, (isvaargs, iidotsb))), ii -> |
34e49164 C |
2831 | let (lp2b, rp2b) = tuple_of_list2 ii in |
2832 | ||
2833 | if isvaargs | |
2834 | then | |
2835 | pr2_once | |
2836 | ("Not handling well variable length arguments func. "^ | |
2837 | "You have been warned"); | |
2838 | ||
ae4735db C |
2839 | fullType tya tyb >>= (fun tya tyb -> |
2840 | tokenf lp1a lp1b >>= (fun lp1a lp1b -> | |
2841 | tokenf rp1a rp1b >>= (fun rp1a rp1b -> | |
2842 | tokenf lp2a lp2b >>= (fun lp2a lp2b -> | |
2843 | tokenf rp2a rp2b >>= (fun rp2a rp2b -> | |
2844 | tokenf stara starb >>= (fun stara starb -> | |
34e49164 | 2845 | parameters (seqstyle paramsa) (A.undots paramsa) paramsb >>= |
ae4735db | 2846 | (fun paramsaundots paramsb -> |
34e49164 C |
2847 | let paramsa = redots paramsa paramsaundots in |
2848 | ||
ae4735db C |
2849 | let t2 = |
2850 | (qu2b, | |
34e49164 | 2851 | (B.FunctionType (tyb, (paramsb, (isvaargs, iidotsb))), |
ae4735db | 2852 | [lp2b;rp2b])) |
34e49164 | 2853 | in |
ae4735db | 2854 | let t1 = |
34e49164 C |
2855 | (qu1b, |
2856 | (B.Pointer t2, [starb])) | |
2857 | in | |
ae4735db | 2858 | |
34e49164 C |
2859 | return ( |
2860 | (A.FunctionPointer(tya,lp1a,stara,rp1a,lp2a,paramsa,rp2a)) | |
2861 | +> A.rewrap ta, | |
2862 | (B.ParenType t1, [lp1b;rp1b]) | |
2863 | ) | |
2864 | ))))))) | |
2865 | ||
2866 | ||
2867 | ||
2868 | | _ -> fail | |
2869 | ) | |
2870 | | _ -> fail | |
2871 | ) | |
ae4735db C |
2872 | |
2873 | ||
34e49164 C |
2874 | |
2875 | (* todo: handle the iso on optionnal size specifification ? *) | |
ae4735db | 2876 | | A.Array (typa, ia1, eaopt, ia2), (B.Array (ebopt, typb), ii) -> |
34e49164 | 2877 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
2878 | fullType typa typb >>= (fun typa typb -> |
2879 | option expression eaopt ebopt >>= (fun eaopt ebopt -> | |
2880 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
2881 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 C |
2882 | return ( |
2883 | (A.Array (typa, ia1, eaopt, ia2)) +> A.rewrap ta, | |
2884 | (B.Array (ebopt, typb), [ib1;ib2]) | |
2885 | ))))) | |
2886 | ||
2887 | ||
2888 | (* todo: could also match a Struct that has provided a name *) | |
2889 | (* This is for the case where the SmPL code contains "struct x", without | |
2890 | a definition. In this case, the name field is always present. | |
2891 | This case is also called from the case for A.StructUnionDef when | |
2892 | a name is present in the C code. *) | |
ae4735db | 2893 | | A.StructUnionName(sua, Some sa), (B.StructUnionName (sub, sb), ii) -> |
34e49164 C |
2894 | (* sa is now an ident, not an mcode, old: ... && (term sa) =$= sb *) |
2895 | let (ib1, ib2) = tuple_of_list2 ii in | |
ae4735db | 2896 | if equal_structUnion (term sua) sub |
34e49164 | 2897 | then |
ae4735db C |
2898 | ident DontKnow sa (sb, ib2) >>= (fun sa (sb, ib2) -> |
2899 | tokenf sua ib1 >>= (fun sua ib1 -> | |
34e49164 C |
2900 | return ( |
2901 | (A.StructUnionName (sua, Some sa)) +> A.rewrap ta, | |
2902 | (B.StructUnionName (sub, sb), [ib1;ib2]) | |
2903 | ))) | |
2904 | else fail | |
34e49164 | 2905 | |
ae4735db C |
2906 | |
2907 | | A.StructUnionDef(ty, lba, declsa, rba), | |
2908 | (B.StructUnion (sub, sbopt, declsb), ii) -> | |
34e49164 C |
2909 | |
2910 | let (ii_sub_sb, lbb, rbb) = | |
2911 | match ii with | |
2912 | [iisub; lbb; rbb] -> (Common.Left iisub,lbb,rbb) | |
2913 | | [iisub; iisb; lbb; rbb] -> (Common.Right (iisub,iisb),lbb,rbb) | |
2914 | | _ -> failwith "list of length 3 or 4 expected" in | |
2915 | ||
2916 | let process_type = | |
2917 | match (sbopt,ii_sub_sb) with | |
2918 | (None,Common.Left iisub) -> | |
2919 | (* the following doesn't reconstruct the complete SP code, just | |
2920 | the part that matched *) | |
2921 | let rec loop s = | |
2922 | match A.unwrap s with | |
2923 | A.Type(None,ty) -> | |
2924 | (match A.unwrap ty with | |
2925 | A.StructUnionName(sua, None) -> | |
90aeb998 C |
2926 | (match (term sua, sub) with |
2927 | (A.Struct,B.Struct) | |
2928 | | (A.Union,B.Union) -> return ((),()) | |
2929 | | _ -> fail) >>= | |
2930 | (fun _ _ -> | |
2931 | tokenf sua iisub >>= (fun sua iisub -> | |
2932 | let ty = | |
2933 | A.Type(None, | |
2934 | A.StructUnionName(sua, None) +> A.rewrap ty) | |
2935 | +> A.rewrap s in | |
2936 | return (ty,[iisub]))) | |
34e49164 C |
2937 | | _ -> fail) |
2938 | | A.DisjType(disjs) -> | |
2939 | disjs +> | |
2940 | List.fold_left (fun acc disj -> acc >|+|> (loop disj)) fail | |
2941 | | _ -> fail in | |
2942 | loop ty | |
ae4735db | 2943 | |
34e49164 C |
2944 | | (Some sb,Common.Right (iisub,iisb)) -> |
2945 | ||
2946 | (* build a StructUnionName from a StructUnion *) | |
2947 | let fake_su = B.nQ, (B.StructUnionName (sub, sb), [iisub;iisb]) in | |
ae4735db C |
2948 | |
2949 | fullType ty fake_su >>= (fun ty fake_su -> | |
34e49164 | 2950 | match fake_su with |
ae4735db | 2951 | | _nQ, (B.StructUnionName (sub, sb), [iisub;iisb]) -> |
34e49164 C |
2952 | return (ty, [iisub; iisb]) |
2953 | | _ -> raise Impossible) | |
2954 | | _ -> fail in | |
2955 | ||
2956 | process_type | |
9f8e26f4 | 2957 | >>= (fun ty ii_sub_sb -> |
34e49164 | 2958 | |
ae4735db C |
2959 | tokenf lba lbb >>= (fun lba lbb -> |
2960 | tokenf rba rbb >>= (fun rba rbb -> | |
34e49164 C |
2961 | struct_fields (A.undots declsa) declsb >>=(fun undeclsa declsb -> |
2962 | let declsa = redots declsa undeclsa in | |
2963 | ||
2964 | return ( | |
2965 | (A.StructUnionDef(ty, lba, declsa, rba)) +> A.rewrap ta, | |
2966 | (B.StructUnion (sub, sbopt, declsb),ii_sub_sb@[lbb;rbb]) | |
2967 | ))))) | |
2968 | ||
2969 | ||
ae4735db | 2970 | (* todo? handle isomorphisms ? because Unsigned Int can be match on a |
34e49164 | 2971 | * uint in the C code. But some CEs consists in renaming some types, |
ae4735db C |
2972 | * so we don't want apply isomorphisms every time. |
2973 | *) | |
b1b2de81 C |
2974 | | A.TypeName sa, (B.TypeName (nameb, typb), noii) -> |
2975 | assert (null noii); | |
2976 | ||
2977 | (match nameb with | |
ae4735db | 2978 | | B.RegularName (sb, iidb) -> |
b1b2de81 | 2979 | let iidb1 = tuple_of_list1 iidb in |
ae4735db | 2980 | |
b1b2de81 | 2981 | if (term sa) =$= sb |
ae4735db C |
2982 | then |
2983 | tokenf sa iidb1 >>= (fun sa iidb1 -> | |
b1b2de81 C |
2984 | return ( |
2985 | (A.TypeName sa) +> A.rewrap ta, | |
2986 | (B.TypeName (B.RegularName (sb, [iidb1]), typb), noii) | |
2987 | )) | |
2988 | else fail | |
2989 | ||
2990 | | B.CppConcatenatedName _ | B.CppVariadicName _ |B.CppIdentBuilder _ | |
2991 | -> raise Todo | |
2992 | ) | |
2993 | ||
34e49164 C |
2994 | |
2995 | | _, (B.TypeOfExpr e, ii) -> fail | |
2996 | | _, (B.TypeOfType e, ii) -> fail | |
485bce71 C |
2997 | |
2998 | | _, (B.ParenType e, ii) -> fail (* todo ?*) | |
c491d8ee | 2999 | | A.EnumName(en,Some namea), (B.EnumName nameb, ii) -> |
faf9a90c | 3000 | let (ib1,ib2) = tuple_of_list2 ii in |
ae4735db C |
3001 | ident DontKnow namea (nameb, ib2) >>= (fun namea (nameb, ib2) -> |
3002 | tokenf en ib1 >>= (fun en ib1 -> | |
faf9a90c | 3003 | return ( |
c491d8ee | 3004 | (A.EnumName (en, Some namea)) +> A.rewrap ta, |
faf9a90c C |
3005 | (B.EnumName nameb, [ib1;ib2]) |
3006 | ))) | |
3007 | ||
c491d8ee C |
3008 | | A.EnumDef(ty, lba, idsa, rba), |
3009 | (B.Enum (sbopt, idsb), ii) -> | |
3010 | ||
3011 | let (ii_sub_sb, lbb, rbb, comma_opt) = | |
3012 | match ii with | |
3013 | [iisub; lbb; rbb; comma_opt] -> | |
3014 | (Common.Left iisub,lbb,rbb,comma_opt) | |
3015 | | [iisub; iisb; lbb; rbb; comma_opt] -> | |
3016 | (Common.Right (iisub,iisb),lbb,rbb,comma_opt) | |
3017 | | _ -> failwith "list of length 4 or 5 expected" in | |
3018 | ||
3019 | let process_type = | |
3020 | match (sbopt,ii_sub_sb) with | |
3021 | (None,Common.Left iisub) -> | |
3022 | (* the following doesn't reconstruct the complete SP code, just | |
3023 | the part that matched *) | |
3024 | let rec loop s = | |
3025 | match A.unwrap s with | |
3026 | A.Type(None,ty) -> | |
3027 | (match A.unwrap ty with | |
3028 | A.EnumName(sua, None) -> | |
3029 | tokenf sua iisub >>= (fun sua iisub -> | |
3030 | let ty = | |
3031 | A.Type(None,A.EnumName(sua, None) +> A.rewrap ty) | |
3032 | +> A.rewrap s in | |
3033 | return (ty,[iisub])) | |
3034 | | _ -> fail) | |
3035 | | A.DisjType(disjs) -> | |
3036 | disjs +> | |
3037 | List.fold_left (fun acc disj -> acc >|+|> (loop disj)) fail | |
3038 | | _ -> fail in | |
3039 | loop ty | |
3040 | ||
3041 | | (Some sb,Common.Right (iisub,iisb)) -> | |
3042 | ||
3043 | (* build an EnumName from an Enum *) | |
3044 | let fake_su = B.nQ, (B.EnumName sb, [iisub;iisb]) in | |
3045 | ||
3046 | fullType ty fake_su >>= (fun ty fake_su -> | |
3047 | match fake_su with | |
3048 | | _nQ, (B.EnumName sb, [iisub;iisb]) -> | |
3049 | return (ty, [iisub; iisb]) | |
3050 | | _ -> raise Impossible) | |
3051 | | _ -> fail in | |
3052 | ||
3053 | process_type | |
3054 | >>= (fun ty ii_sub_sb -> | |
3055 | ||
3056 | tokenf lba lbb >>= (fun lba lbb -> | |
3057 | tokenf rba rbb >>= (fun rba rbb -> | |
3058 | let idsb = resplit_initialiser idsb [comma_opt] in | |
3059 | let idsb = | |
3060 | List.concat | |
3061 | (List.map | |
3062 | (function (elem,comma) -> [Left elem; Right [comma]]) | |
3063 | idsb) in | |
3064 | enum_fields (A.undots idsa) idsb >>= (fun unidsa idsb -> | |
3065 | let idsa = redots idsa unidsa in | |
3066 | let idsb,iicomma = | |
3067 | match List.rev idsb with | |
3068 | (Right comma)::rest -> | |
3069 | (Ast_c.unsplit_comma (List.rev rest),comma) | |
3070 | | (Left _)::_ -> (Ast_c.unsplit_comma idsb,[]) (* possible *) | |
3071 | | [] -> ([],[]) in | |
3072 | return ( | |
3073 | (A.EnumDef(ty, lba, idsa, rba)) +> A.rewrap ta, | |
3074 | (B.Enum (sbopt, idsb),ii_sub_sb@[lbb;rbb]@iicomma) | |
3075 | )) | |
3076 | ))) | |
3077 | ||
485bce71 C |
3078 | | _, (B.Enum _, _) -> fail (* todo cocci ?*) |
3079 | ||
3080 | | _, | |
b1b2de81 | 3081 | ((B.TypeName _ | B.StructUnionName (_, _) | B.EnumName _ | |
faf9a90c C |
3082 | B.StructUnion (_, _, _) | |
3083 | B.FunctionType _ | B.Array (_, _) | B.Pointer _ | | |
485bce71 C |
3084 | B.BaseType _), |
3085 | _) | |
3086 | -> fail | |
3087 | ||
34e49164 | 3088 | |
ae4735db | 3089 | (* todo: iso on sign, if not mentioned then free. tochange? |
34e49164 C |
3090 | * but that require to know if signed int because explicit |
3091 | * signed int, or because implicit signed int. | |
3092 | *) | |
3093 | ||
ae4735db | 3094 | and sign signa signb = |
34e49164 C |
3095 | match signa, signb with |
3096 | | None, None -> return (None, []) | |
ae4735db | 3097 | | Some signa, Some (signb, ib) -> |
34e49164 | 3098 | if equal_sign (term signa) signb |
ae4735db | 3099 | then tokenf signa ib >>= (fun signa ib -> |
34e49164 C |
3100 | return (Some signa, [ib]) |
3101 | ) | |
3102 | else fail | |
3103 | | _, _ -> fail | |
3104 | ||
3105 | ||
ae4735db C |
3106 | and minusize_list iixs = |
3107 | iixs +> List.fold_left (fun acc ii -> | |
3108 | acc >>= (fun xs ys -> | |
3109 | tokenf minusizer ii >>= (fun minus ii -> | |
34e49164 C |
3110 | return (minus::xs, ii::ys) |
3111 | ))) (return ([],[])) | |
ae4735db | 3112 | >>= (fun _xsminys ys -> |
34e49164 C |
3113 | return ((), List.rev ys) |
3114 | ) | |
3115 | ||
ae4735db | 3116 | and storage_optional_allminus allminus stoa (stob, iistob) = |
34e49164 | 3117 | (* "iso-by-absence" for storage, and return type. *) |
ae4735db | 3118 | X.optional_storage_flag (fun optional_storage -> |
34e49164 | 3119 | match stoa, stob with |
ae4735db C |
3120 | | None, (stobis, inline) -> |
3121 | let do_minus () = | |
3122 | if allminus | |
3123 | then | |
3124 | minusize_list iistob >>= (fun () iistob -> | |
34e49164 C |
3125 | return (None, (stob, iistob)) |
3126 | ) | |
3127 | else return (None, (stob, iistob)) | |
3128 | in | |
3129 | ||
3130 | (match optional_storage, stobis with | |
3131 | | false, B.NoSto -> do_minus () | |
3132 | | false, _ -> fail | |
3133 | | true, B.NoSto -> do_minus () | |
ae4735db C |
3134 | | true, _ -> |
3135 | if !Flag.show_misc | |
34e49164 C |
3136 | then pr2_once "USING optional_storage builtin isomorphism"; |
3137 | do_minus() | |
3138 | ) | |
3139 | ||
ae4735db | 3140 | | Some x, ((stobis, inline)) -> |
34e49164 | 3141 | if equal_storage (term x) stobis |
ae4735db | 3142 | then |
aa721442 C |
3143 | let rec loop acc = function |
3144 | [] -> fail | |
3145 | | i1::iistob -> | |
90aeb998 C |
3146 | let str = B.str_of_info i1 in |
3147 | (match str with | |
3148 | "static" | "extern" | "auto" | "register" -> | |
3149 | (* not very elegant, but tokenf doesn't know what token to | |
3150 | match with *) | |
3151 | tokenf x i1 >>= (fun x i1 -> | |
3152 | let rebuilt = (List.rev acc) @ i1 :: iistob in | |
3153 | return (Some x, ((stobis, inline), rebuilt))) | |
3154 | | _ -> loop (i1::acc) iistob) in | |
aa721442 | 3155 | loop [] iistob |
34e49164 C |
3156 | else fail |
3157 | ) | |
34e49164 | 3158 | |
90aeb998 C |
3159 | and inline_optional_allminus allminus inla (stob, iistob) = |
3160 | (* "iso-by-absence" for storage, and return type. *) | |
3161 | X.optional_storage_flag (fun optional_storage -> | |
3162 | match inla, stob with | |
3163 | | None, (stobis, inline) -> | |
3164 | let do_minus () = | |
3165 | if allminus | |
3166 | then | |
3167 | minusize_list iistob >>= (fun () iistob -> | |
3168 | return (None, (stob, iistob)) | |
3169 | ) | |
3170 | else return (None, (stob, iistob)) | |
3171 | in | |
3172 | ||
3173 | if inline | |
3174 | then | |
3175 | if optional_storage | |
3176 | then | |
3177 | begin | |
3178 | if !Flag.show_misc | |
3179 | then pr2_once "USING optional_storage builtin isomorphism"; | |
3180 | do_minus() | |
3181 | end | |
3182 | else fail (* inline not in SP and present in C code *) | |
3183 | else do_minus() | |
3184 | ||
3185 | | Some x, ((stobis, inline)) -> | |
3186 | if inline | |
3187 | then | |
3188 | let rec loop acc = function | |
3189 | [] -> fail | |
3190 | | i1::iistob -> | |
3191 | let str = B.str_of_info i1 in | |
3192 | (match str with | |
3193 | "inline" -> | |
3194 | (* not very elegant, but tokenf doesn't know what token to | |
3195 | match with *) | |
3196 | tokenf x i1 >>= (fun x i1 -> | |
3197 | let rebuilt = (List.rev acc) @ i1 :: iistob in | |
3198 | return (Some x, ((stobis, inline), rebuilt))) | |
3199 | | _ -> loop (i1::acc) iistob) in | |
3200 | loop [] iistob | |
3201 | else fail (* SP has inline, but the C code does not *) | |
3202 | ) | |
3203 | ||
ae4735db C |
3204 | and fullType_optional_allminus allminus tya retb = |
3205 | match tya with | |
3206 | | None -> | |
34e49164 | 3207 | if allminus |
ae4735db C |
3208 | then |
3209 | X.distrf_type minusizer retb >>= (fun _x retb -> | |
34e49164 C |
3210 | return (None, retb) |
3211 | ) | |
3212 | ||
3213 | else return (None, retb) | |
ae4735db C |
3214 | | Some tya -> |
3215 | fullType tya retb >>= (fun tya retb -> | |
34e49164 C |
3216 | return (Some tya, retb) |
3217 | ) | |
3218 | ||
3219 | ||
3220 | ||
3221 | (*---------------------------------------------------------------------------*) | |
faf9a90c C |
3222 | |
3223 | and compatible_base_type a signa b = | |
34e49164 C |
3224 | let ok = return ((),()) in |
3225 | ||
faf9a90c | 3226 | match a, b with |
1eddfd50 C |
3227 | | Type_cocci.VoidType, B.Void |
3228 | | Type_cocci.SizeType, B.SizeType | |
3229 | | Type_cocci.SSizeType, B.SSizeType | |
3230 | | Type_cocci.PtrDiffType, B.PtrDiffType -> | |
b1b2de81 | 3231 | assert (signa =*= None); |
faf9a90c | 3232 | ok |
ae4735db | 3233 | | Type_cocci.CharType, B.IntType B.CChar when signa =*= None -> |
faf9a90c | 3234 | ok |
ae4735db C |
3235 | | Type_cocci.CharType, B.IntType (B.Si (signb, B.CChar2)) -> |
3236 | compatible_sign signa signb | |
3237 | | Type_cocci.ShortType, B.IntType (B.Si (signb, B.CShort)) -> | |
faf9a90c | 3238 | compatible_sign signa signb |
ae4735db | 3239 | | Type_cocci.IntType, B.IntType (B.Si (signb, B.CInt)) -> |
faf9a90c | 3240 | compatible_sign signa signb |
ae4735db | 3241 | | Type_cocci.LongType, B.IntType (B.Si (signb, B.CLong)) -> |
faf9a90c | 3242 | compatible_sign signa signb |
ae4735db | 3243 | | _, B.IntType (B.Si (signb, B.CLongLong)) -> |
faf9a90c C |
3244 | pr2_once "no longlong in cocci"; |
3245 | fail | |
3246 | | Type_cocci.FloatType, B.FloatType B.CFloat -> | |
ae4735db | 3247 | assert (signa =*= None); |
faf9a90c C |
3248 | ok |
3249 | | Type_cocci.DoubleType, B.FloatType B.CDouble -> | |
ae4735db | 3250 | assert (signa =*= None); |
faf9a90c | 3251 | ok |
ae4735db | 3252 | | _, B.FloatType B.CLongDouble -> |
faf9a90c C |
3253 | pr2_once "no longdouble in cocci"; |
3254 | fail | |
3255 | | Type_cocci.BoolType, _ -> failwith "no booltype in C" | |
ae4735db | 3256 | |
1eddfd50 C |
3257 | | _, (B.Void|B.FloatType _|B.IntType _ |
3258 | |B.SizeType|B.SSizeType|B.PtrDiffType) -> fail | |
faf9a90c C |
3259 | |
3260 | and compatible_base_type_meta a signa qua b ii local = | |
3261 | match a, b with | |
3262 | | Type_cocci.MetaType(ida,keep,inherited), | |
ae4735db | 3263 | B.IntType (B.Si (signb, B.CChar2)) -> |
faf9a90c C |
3264 | compatible_sign signa signb >>= fun _ _ -> |
3265 | let newb = ((qua, (B.BaseType (B.IntType B.CChar),ii)),local) in | |
3266 | compatible_type a newb | |
ae4735db | 3267 | | Type_cocci.MetaType(ida,keep,inherited), B.IntType (B.Si (signb, ty)) -> |
faf9a90c C |
3268 | compatible_sign signa signb >>= fun _ _ -> |
3269 | let newb = | |
3270 | ((qua, (B.BaseType (B.IntType (B.Si (B.Signed, ty))),ii)),local) in | |
3271 | compatible_type a newb | |
ae4735db | 3272 | | _, B.FloatType B.CLongDouble -> |
faf9a90c C |
3273 | pr2_once "no longdouble in cocci"; |
3274 | fail | |
ae4735db | 3275 | |
1eddfd50 C |
3276 | | _, (B.Void|B.FloatType _|B.IntType _ |
3277 | |B.SizeType|B.SSizeType|B.PtrDiffType) -> fail | |
485bce71 C |
3278 | |
3279 | ||
ae4735db | 3280 | and compatible_type a (b,local) = |
faf9a90c C |
3281 | let ok = return ((),()) in |
3282 | ||
3283 | let rec loop = function | |
ae4735db | 3284 | | Type_cocci.BaseType a, (qua, (B.BaseType b,ii)) -> |
faf9a90c | 3285 | compatible_base_type a None b |
485bce71 | 3286 | |
ae4735db | 3287 | | Type_cocci.SignedT (signa,None), (qua, (B.BaseType b,ii)) -> |
faf9a90c | 3288 | compatible_base_type Type_cocci.IntType (Some signa) b |
485bce71 | 3289 | |
ae4735db | 3290 | | Type_cocci.SignedT (signa,Some ty), (qua, (B.BaseType b,ii)) -> |
faf9a90c C |
3291 | (match ty with |
3292 | Type_cocci.BaseType ty -> | |
3293 | compatible_base_type ty (Some signa) b | |
3294 | | Type_cocci.MetaType(ida,keep,inherited) -> | |
3295 | compatible_base_type_meta ty (Some signa) qua b ii local | |
3296 | | _ -> failwith "not possible") | |
485bce71 | 3297 | |
ae4735db | 3298 | | Type_cocci.Pointer a, (qub, (B.Pointer b, ii)) -> |
34e49164 C |
3299 | loop (a,b) |
3300 | | Type_cocci.FunctionPointer a, _ -> | |
3301 | failwith | |
3302 | "TODO: function pointer type doesn't store enough information to determine compatability" | |
3303 | | Type_cocci.Array a, (qub, (B.Array (eopt, b),ii)) -> | |
3304 | (* no size info for cocci *) | |
3305 | loop (a,b) | |
e6509c05 | 3306 | | Type_cocci.StructUnionName (sua, name), |
ae4735db | 3307 | (qub, (B.StructUnionName (sub, sb),ii)) -> |
e6509c05 C |
3308 | if equal_structUnion_type_cocci sua sub |
3309 | then structure_type_name name sb ii | |
faf9a90c | 3310 | else fail |
e6509c05 C |
3311 | | Type_cocci.EnumName (name), |
3312 | (qub, (B.EnumName (sb),ii)) -> structure_type_name name sb ii | |
ae4735db | 3313 | | Type_cocci.TypeName sa, (qub, (B.TypeName (namesb, _typb),noii)) -> |
b1b2de81 | 3314 | let sb = Ast_c.str_of_name namesb in |
ae4735db | 3315 | if sa =$= sb |
34e49164 C |
3316 | then ok |
3317 | else fail | |
3318 | ||
ae4735db C |
3319 | | Type_cocci.ConstVol (qua, a), (qub, b) -> |
3320 | if (fst qub).B.const && (fst qub).B.volatile | |
34e49164 C |
3321 | then |
3322 | begin | |
3323 | pr2_once ("warning: the type is both const & volatile but cocci " ^ | |
3324 | "does not handle that"); | |
3325 | fail | |
3326 | end | |
ae4735db C |
3327 | else |
3328 | if | |
3329 | (match qua with | |
34e49164 C |
3330 | | Type_cocci.Const -> (fst qub).B.const |
3331 | | Type_cocci.Volatile -> (fst qub).B.volatile | |
3332 | ) | |
3333 | then loop (a,(Ast_c.nQ, b)) | |
3334 | else fail | |
3335 | ||
ae4735db | 3336 | | Type_cocci.MetaType (ida,keep,inherited), typb -> |
34e49164 C |
3337 | let max_min _ = |
3338 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_type typb) in | |
3339 | X.envf keep inherited (A.make_mcode ida, B.MetaTypeVal typb, max_min) | |
3340 | (fun () -> ok | |
3341 | ) | |
3342 | ||
3343 | (* subtil: must be after the MetaType case *) | |
ae4735db | 3344 | | a, (qub, (B.TypeName (_namesb, Some b), noii)) -> |
34e49164 C |
3345 | (* kind of typedef iso *) |
3346 | loop (a,b) | |
3347 | ||
34e49164 C |
3348 | (* for metavariables of type expression *^* *) |
3349 | | Type_cocci.Unknown , _ -> ok | |
3350 | ||
485bce71 C |
3351 | | (_, |
3352 | (_, | |
3353 | (( | |
3354 | B.TypeOfType _|B.TypeOfExpr _|B.ParenType _| | |
3355 | B.EnumName _|B.StructUnion (_, _, _)|B.Enum (_, _) | |
3356 | ), | |
3357 | _))) -> fail | |
3358 | ||
3359 | | (_, | |
3360 | (_, | |
3361 | (( | |
3362 | B.StructUnionName (_, _)| | |
3363 | B.FunctionType _| | |
3364 | B.Array (_, _)|B.Pointer _|B.TypeName _| | |
3365 | B.BaseType _ | |
3366 | ), | |
3367 | _))) -> fail | |
3368 | ||
e6509c05 C |
3369 | and structure_type_name nm sb ii = |
3370 | match nm with | |
3371 | Type_cocci.NoName -> ok | |
3372 | | Type_cocci.Name sa -> | |
3373 | if sa =$= sb | |
3374 | then ok | |
3375 | else fail | |
3376 | | Type_cocci.MV(ida,keep,inherited) -> | |
3377 | (* degenerate version of MetaId, no transformation possible *) | |
3378 | let (ib1, ib2) = tuple_of_list2 ii in | |
3379 | let max_min _ = Lib_parsing_c.lin_col_by_pos [ib2] in | |
3380 | let mida = A.make_mcode ida in | |
3381 | X.envf keep inherited (mida, B.MetaIdVal (sb,[]), max_min) | |
3382 | (fun () -> ok) | |
485bce71 C |
3383 | |
3384 | in | |
34e49164 C |
3385 | loop (a,b) |
3386 | ||
ae4735db | 3387 | and compatible_sign signa signb = |
34e49164 C |
3388 | let ok = return ((),()) in |
3389 | match signa, signb with | |
ae4735db | 3390 | | None, B.Signed |
34e49164 C |
3391 | | Some Type_cocci.Signed, B.Signed |
3392 | | Some Type_cocci.Unsigned, B.UnSigned | |
3393 | -> ok | |
3394 | | _ -> fail | |
3395 | ||
3396 | ||
ae4735db | 3397 | and equal_structUnion_type_cocci a b = |
34e49164 C |
3398 | match a, b with |
3399 | | Type_cocci.Struct, B.Struct -> true | |
3400 | | Type_cocci.Union, B.Union -> true | |
485bce71 | 3401 | | _, (B.Struct | B.Union) -> false |
34e49164 C |
3402 | |
3403 | ||
3404 | ||
3405 | (*---------------------------------------------------------------------------*) | |
ae4735db | 3406 | and inc_file (a, before_after) (b, h_rel_pos) = |
34e49164 | 3407 | |
ae4735db | 3408 | let rec aux_inc (ass, bss) passed = |
34e49164 C |
3409 | match ass, bss with |
3410 | | [], [] -> true | |
ae4735db | 3411 | | [A.IncDots], _ -> |
34e49164 C |
3412 | let passed = List.rev passed in |
3413 | ||
3414 | (match before_after, !h_rel_pos with | |
3415 | | IncludeNothing, _ -> true | |
ae4735db | 3416 | | IncludeMcodeBefore, Some x -> |
34e49164 C |
3417 | List.mem passed (x.Ast_c.first_of) |
3418 | ||
ae4735db | 3419 | | IncludeMcodeAfter, Some x -> |
34e49164 C |
3420 | List.mem passed (x.Ast_c.last_of) |
3421 | ||
3422 | (* no info, maybe cos of a #include <xx.h> that was already in a .h *) | |
ae4735db | 3423 | | _, None -> false |
34e49164 C |
3424 | ) |
3425 | ||
b1b2de81 | 3426 | | (A.IncPath x)::xs, y::ys -> x =$= y && aux_inc (xs, ys) (x::passed) |
34e49164 | 3427 | | _ -> failwith "IncDots not in last place or other pb" |
ae4735db | 3428 | |
34e49164 C |
3429 | in |
3430 | ||
3431 | match a, b with | |
ae4735db | 3432 | | A.Local ass, B.Local bss -> |
34e49164 | 3433 | aux_inc (ass, bss) [] |
ae4735db | 3434 | | A.NonLocal ass, B.NonLocal bss -> |
34e49164 C |
3435 | aux_inc (ass, bss) [] |
3436 | | _ -> false | |
ae4735db | 3437 | |
34e49164 C |
3438 | |
3439 | ||
3440 | (*---------------------------------------------------------------------------*) | |
3441 | ||
ae4735db C |
3442 | and (define_params: sequence -> |
3443 | (A.define_param list, (string B.wrap) B.wrap2 list) matcher) = | |
3444 | fun seqstyle eas ebs -> | |
34e49164 C |
3445 | match seqstyle with |
3446 | | Unordered -> failwith "not handling ooo" | |
ae4735db | 3447 | | Ordered -> |
34e49164 C |
3448 | define_paramsbis eas (Ast_c.split_comma ebs) >>= (fun eas ebs_splitted -> |
3449 | return (eas, (Ast_c.unsplit_comma ebs_splitted)) | |
3450 | ) | |
3451 | ||
3452 | (* todo? facto code with argument and parameters ? *) | |
ae4735db | 3453 | and define_paramsbis = fun eas ebs -> |
c491d8ee C |
3454 | let match_dots ea = |
3455 | match A.unwrap ea with | |
3456 | A.DPdots(mcode) -> Some (mcode, None) | |
3457 | | _ -> None in | |
3458 | let build_dots (mcode, _optexpr) = A.DPdots(mcode) in | |
3459 | let match_comma ea = | |
3460 | match A.unwrap ea with | |
3461 | A.DPComma ia1 -> Some ia1 | |
3462 | | _ -> None in | |
3463 | let build_comma ia1 = A.DPComma ia1 in | |
3464 | let match_metalist ea = None in | |
3465 | let build_metalist (ida,leninfo,keep,inherited) = failwith "not possible" in | |
3466 | let mktermval v = failwith "not possible" in | |
3467 | let special_cases ea eas ebs = None in | |
3468 | let no_ii x = failwith "not possible" in | |
3469 | list_matcher match_dots build_dots match_comma build_comma | |
3470 | match_metalist build_metalist mktermval | |
3471 | special_cases define_parameter X.distrf_define_params no_ii eas ebs | |
3472 | ||
3473 | and define_parameter = fun parama paramb -> | |
3474 | match A.unwrap parama, paramb with | |
3475 | A.DParam ida, (idb, ii) -> | |
3476 | let ib1 = tuple_of_list1 ii in | |
3477 | ident DontKnow ida (idb, ib1) >>= (fun ida (idb, ib1) -> | |
3478 | return ((A.DParam ida)+> A.rewrap parama,(idb, [ib1]))) | |
3479 | | (A.OptDParam _ | A.UniqueDParam _), _ -> | |
3480 | failwith "handling Opt/Unique for define parameters" | |
3481 | | A.DPcircles (_), ys -> raise Impossible (* in Ordered mode *) | |
3482 | | _ -> fail | |
34e49164 C |
3483 | |
3484 | (*****************************************************************************) | |
3485 | (* Entry points *) | |
3486 | (*****************************************************************************) | |
3487 | ||
3488 | (* no global solution for positions here, because for a statement metavariable | |
3489 | we want a MetaStmtVal, and for the others, it's not clear what we want *) | |
3490 | ||
ae4735db C |
3491 | let rec (rule_elem_node: (A.rule_elem, Control_flow_c.node) matcher) = |
3492 | fun re node -> | |
3493 | let rewrap x = | |
34e49164 C |
3494 | x >>= (fun a b -> return (A.rewrap re a, F.rewrap node b)) |
3495 | in | |
3496 | X.all_bound (A.get_inherited re) >&&> | |
3497 | ||
3498 | rewrap ( | |
3499 | match A.unwrap re, F.unwrap node with | |
3500 | ||
3501 | (* note: the order of the clauses is important. *) | |
3502 | ||
3503 | | _, F.Enter | _, F.Exit | _, F.ErrorExit -> fail2() | |
3504 | ||
3505 | (* the metaRuleElem contains just '-' information. We dont need to add | |
3506 | * stuff in the environment. If we need stuff in environment, because | |
3507 | * there is a + S somewhere, then this will be done via MetaStmt, not | |
ae4735db | 3508 | * via MetaRuleElem. |
34e49164 C |
3509 | * Can match TrueNode/FalseNode/... so must be placed before those cases. |
3510 | *) | |
3511 | ||
ae4735db | 3512 | | A.MetaRuleElem(mcode,keep,inherited), unwrap_node -> |
34e49164 C |
3513 | let default = A.MetaRuleElem(mcode,keep,inherited), unwrap_node in |
3514 | (match unwrap_node with | |
3515 | | F.CaseNode _ | |
951c7801 | 3516 | | F.TrueNode | F.FalseNode | F.AfterNode |
ae4735db C |
3517 | | F.LoopFallThroughNode | F.FallThroughNode |
3518 | | F.InLoopNode -> | |
3519 | if X.mode =*= PatternMode | |
3520 | then return default | |
34e49164 C |
3521 | else |
3522 | if mcode_contain_plus (mcodekind mcode) | |
3523 | then failwith "try add stuff on fake node" | |
3524 | (* minusize or contextize a fake node is ok *) | |
3525 | else return default | |
3526 | ||
ae4735db C |
3527 | | F.EndStatement None -> |
3528 | if X.mode =*= PatternMode then return default | |
3529 | else | |
34e49164 C |
3530 | (* DEAD CODE NOW ? only useful in -no_cocci_vs_c_3 ? |
3531 | if mcode_contain_plus (mcodekind mcode) | |
3532 | then | |
3533 | let fake_info = Ast_c.fakeInfo() in | |
ae4735db C |
3534 | distrf distrf_node (mcodekind mcode) |
3535 | (F.EndStatement (Some fake_info)) | |
34e49164 C |
3536 | else return unwrap_node |
3537 | *) | |
3538 | raise Todo | |
ae4735db C |
3539 | |
3540 | | F.EndStatement (Some i1) -> | |
3541 | tokenf mcode i1 >>= (fun mcode i1 -> | |
34e49164 C |
3542 | return ( |
3543 | A.MetaRuleElem (mcode,keep, inherited), | |
3544 | F.EndStatement (Some i1) | |
3545 | )) | |
3546 | ||
ae4735db | 3547 | | F.FunHeader _ -> |
b1b2de81 | 3548 | if X.mode =*= PatternMode then return default |
34e49164 | 3549 | else failwith "a MetaRuleElem can't transform a headfunc" |
ae4735db C |
3550 | | _n -> |
3551 | if X.mode =*= PatternMode then return default | |
3552 | else | |
3553 | X.distrf_node (generalize_mcode mcode) node >>= (fun mcode node -> | |
34e49164 C |
3554 | return ( |
3555 | A.MetaRuleElem(mcode,keep, inherited), | |
3556 | F.unwrap node | |
3557 | )) | |
3558 | ) | |
3559 | ||
3560 | ||
ae4735db C |
3561 | (* rene cant have found that a state containing a fake/exit/... should be |
3562 | * transformed | |
34e49164 C |
3563 | * TODO: and F.Fake ? |
3564 | *) | |
3565 | | _, F.EndStatement _ | _, F.CaseNode _ | |
951c7801 C |
3566 | | _, F.TrueNode | _, F.FalseNode | _, F.AfterNode |
3567 | | _, F.FallThroughNode | _, F.LoopFallThroughNode | |
34e49164 C |
3568 | | _, F.InLoopNode |
3569 | -> fail2() | |
3570 | ||
3571 | (* really ? diff between pattern.ml and transformation.ml *) | |
3572 | | _, F.Fake -> fail2() | |
3573 | ||
3574 | ||
3575 | (* cas general: a Meta can match everything. It matches only | |
3576 | * "header"-statement. We transform only MetaRuleElem, not MetaStmt. | |
ae4735db | 3577 | * So can't have been called in transform. |
34e49164 C |
3578 | *) |
3579 | | A.MetaStmt (ida,keep,metainfoMaybeTodo,inherited), F.Decl(_) -> fail | |
3580 | ||
ae4735db | 3581 | | A.MetaStmt (ida,keep,metainfoMaybeTodo,inherited), unwrap_node -> |
34e49164 C |
3582 | (* todo: should not happen in transform mode *) |
3583 | ||
3584 | (match Control_flow_c.extract_fullstatement node with | |
ae4735db | 3585 | | Some stb -> |
34e49164 C |
3586 | let max_min _ = |
3587 | Lib_parsing_c.lin_col_by_pos (Lib_parsing_c.ii_of_stmt stb) in | |
3588 | X.envf keep inherited (ida, Ast_c.MetaStmtVal stb, max_min) | |
ae4735db | 3589 | (fun () -> |
34e49164 C |
3590 | (* no need tag ida, we can't be called in transform-mode *) |
3591 | return ( | |
3592 | A.MetaStmt (ida, keep, metainfoMaybeTodo, inherited), | |
3593 | unwrap_node | |
3594 | ) | |
3595 | ) | |
3596 | | None -> fail | |
3597 | ) | |
3598 | ||
3599 | (* not me?: *) | |
ae4735db | 3600 | | A.MetaStmtList _, _ -> |
34e49164 C |
3601 | failwith "not handling MetaStmtList" |
3602 | ||
3603 | | A.TopExp ea, F.DefineExpr eb -> | |
ae4735db | 3604 | expression ea eb >>= (fun ea eb -> |
34e49164 C |
3605 | return ( |
3606 | A.TopExp ea, | |
3607 | F.DefineExpr eb | |
3608 | )) | |
ae4735db | 3609 | |
34e49164 C |
3610 | | A.TopExp ea, F.DefineType eb -> |
3611 | (match A.unwrap ea with | |
3612 | A.TypeExp(ft) -> | |
ae4735db | 3613 | fullType ft eb >>= (fun ft eb -> |
34e49164 C |
3614 | return ( |
3615 | A.TopExp (A.rewrap ea (A.TypeExp(ft))), | |
3616 | F.DefineType eb | |
3617 | )) | |
3618 | | _ -> fail) | |
ae4735db | 3619 | |
34e49164 C |
3620 | |
3621 | ||
3622 | (* It is important to put this case before the one that fails because | |
3623 | * of the lack of the counter part of a C construct in SmPL (for instance | |
3624 | * there is not yet a CaseRange in SmPL). Even if SmPL don't handle | |
3625 | * yet certain constructs, those constructs may contain expression | |
3626 | * that we still want and can transform. | |
3627 | *) | |
3628 | ||
ae4735db | 3629 | | A.Exp exp, nodeb -> |
34e49164 C |
3630 | |
3631 | (* kind of iso, initialisation vs affectation *) | |
ae4735db | 3632 | let node = |
34e49164 | 3633 | match A.unwrap exp, nodeb with |
ae4735db | 3634 | | A.Assignment (ea, op, eb, true), F.Decl decl -> |
34e49164 C |
3635 | initialisation_to_affectation decl +> F.rewrap node |
3636 | | _ -> node | |
3637 | in | |
3638 | ||
3639 | ||
ae4735db | 3640 | (* Now keep fullstatement inside the control flow node, |
34e49164 | 3641 | * so that can then get in a MetaStmtVar the fullstatement to later |
ae4735db | 3642 | * pp back when the S is in a +. But that means that |
34e49164 C |
3643 | * Exp will match an Ifnode even if there is no such exp |
3644 | * inside the condition of the Ifnode (because the exp may | |
3645 | * be deeper, in the then branch). So have to not visit | |
3646 | * all inside a node anymore. | |
ae4735db | 3647 | * |
34e49164 | 3648 | * update: j'ai choisi d'accrocher au noeud du CFG Ã la |
ae4735db | 3649 | * fois le fullstatement et le partialstatement et appeler le |
34e49164 C |
3650 | * visiteur que sur le partialstatement. |
3651 | *) | |
ae4735db | 3652 | let expfn = |
34e49164 C |
3653 | match Ast_cocci.get_pos re with |
3654 | | None -> expression | |
ae4735db C |
3655 | | Some pos -> |
3656 | (fun ea eb -> | |
3657 | let (max,min) = | |
34e49164 C |
3658 | Lib_parsing_c.max_min_by_pos (Lib_parsing_c.ii_of_expr eb) in |
3659 | let keep = Type_cocci.Unitary in | |
3660 | let inherited = false in | |
3661 | let max_min _ = failwith "no pos" in | |
3662 | X.envf keep inherited (pos, B.MetaPosVal (min,max), max_min) | |
ae4735db | 3663 | (fun () -> |
34e49164 C |
3664 | expression ea eb |
3665 | ) | |
3666 | ) | |
3667 | in | |
ae4735db | 3668 | X.cocciExp expfn exp node >>= (fun exp node -> |
34e49164 C |
3669 | return ( |
3670 | A.Exp exp, | |
3671 | F.unwrap node | |
3672 | ) | |
3673 | ) | |
3674 | ||
ae4735db C |
3675 | | A.Ty ty, nodeb -> |
3676 | X.cocciTy fullType ty node >>= (fun ty node -> | |
34e49164 C |
3677 | return ( |
3678 | A.Ty ty, | |
3679 | F.unwrap node | |
3680 | ) | |
3681 | ) | |
1be43e12 | 3682 | |
ae4735db C |
3683 | | A.TopInit init, nodeb -> |
3684 | X.cocciInit initialiser init node >>= (fun init node -> | |
1be43e12 C |
3685 | return ( |
3686 | A.TopInit init, | |
3687 | F.unwrap node | |
3688 | ) | |
3689 | ) | |
34e49164 C |
3690 | |
3691 | ||
3692 | | A.FunHeader (mckstart, allminus, fninfoa, ida, oparen, paramsa, cparen), | |
b1b2de81 | 3693 | F.FunHeader ({B.f_name = nameidb; |
485bce71 C |
3694 | f_type = (retb, (paramsb, (isvaargs, iidotsb))); |
3695 | f_storage = stob; | |
3696 | f_attr = attrs; | |
3697 | f_body = body; | |
91eba41f | 3698 | f_old_c_style = oldstyle; |
ae4735db | 3699 | }, ii) -> |
485bce71 | 3700 | assert (null body); |
34e49164 | 3701 | |
91eba41f C |
3702 | if oldstyle <> None |
3703 | then pr2 "OLD STYLE DECL NOT WELL SUPPORTED"; | |
3704 | ||
3705 | ||
34e49164 C |
3706 | (* fninfoa records the order in which the SP specified the various |
3707 | information, but this isn't taken into account in the matching. | |
3708 | Could this be a problem for transformation? *) | |
3709 | let stoa = | |
3710 | match | |
3711 | List.filter (function A.FStorage(s) -> true | _ -> false) fninfoa | |
3712 | with [A.FStorage(s)] -> Some s | _ -> None in | |
ae4735db | 3713 | let tya = |
34e49164 C |
3714 | match List.filter (function A.FType(s) -> true | _ -> false) fninfoa |
3715 | with [A.FType(t)] -> Some t | _ -> None in | |
3716 | ||
90aeb998 C |
3717 | let inla = |
3718 | match List.filter (function A.FInline(i) -> true | _ -> false) fninfoa | |
3719 | with [A.FInline(i)] -> Some i | _ -> None in | |
34e49164 C |
3720 | |
3721 | (match List.filter (function A.FAttr(a) -> true | _ -> false) fninfoa | |
3722 | with [A.FAttr(a)] -> failwith "not checking attributes" | _ -> ()); | |
3723 | ||
3724 | (match ii with | |
ae4735db | 3725 | | ioparenb::icparenb::iifakestart::iistob -> |
34e49164 C |
3726 | |
3727 | (* maybe important to put ident as the first tokens to transform. | |
3728 | * It's related to transform_proto. So don't change order | |
3729 | * between the >>=. | |
3730 | *) | |
ae4735db C |
3731 | ident_cpp LocalFunction ida nameidb >>= (fun ida nameidb -> |
3732 | X.tokenf_mck mckstart iifakestart >>= (fun mckstart iifakestart -> | |
34e49164 C |
3733 | tokenf oparen ioparenb >>= (fun oparen ioparenb -> |
3734 | tokenf cparen icparenb >>= (fun cparen icparenb -> | |
ae4735db | 3735 | parameters (seqstyle paramsa) |
34e49164 | 3736 | (A.undots paramsa) paramsb >>= |
ae4735db | 3737 | (fun paramsaundots paramsb -> |
34e49164 | 3738 | let paramsa = redots paramsa paramsaundots in |
90aeb998 C |
3739 | inline_optional_allminus allminus |
3740 | inla (stob, iistob) >>= (fun inla (stob, iistob) -> | |
ae4735db C |
3741 | storage_optional_allminus allminus |
3742 | stoa (stob, iistob) >>= (fun stoa (stob, iistob) -> | |
34e49164 | 3743 | ( |
ae4735db C |
3744 | if isvaargs |
3745 | then | |
34e49164 C |
3746 | pr2_once |
3747 | ("Not handling well variable length arguments func. "^ | |
3748 | "You have been warned"); | |
3749 | if allminus | |
3750 | then minusize_list iidotsb | |
3751 | else return ((),iidotsb) | |
ae4735db C |
3752 | ) >>= (fun () iidotsb -> |
3753 | ||
3754 | fullType_optional_allminus allminus tya retb >>= (fun tya retb -> | |
34e49164 | 3755 | |
ae4735db | 3756 | let fninfoa = |
34e49164 | 3757 | (match stoa with Some st -> [A.FStorage st] | None -> []) ++ |
90aeb998 | 3758 | (match inla with Some i -> [A.FInline i] | None -> []) ++ |
34e49164 C |
3759 | (match tya with Some t -> [A.FType t] | None -> []) |
3760 | ||
3761 | in | |
3762 | ||
3763 | return ( | |
3764 | A.FunHeader(mckstart,allminus,fninfoa,ida,oparen, | |
3765 | paramsa,cparen), | |
b1b2de81 | 3766 | F.FunHeader ({B.f_name = nameidb; |
485bce71 C |
3767 | f_type = (retb, (paramsb, (isvaargs, iidotsb))); |
3768 | f_storage = stob; | |
3769 | f_attr = attrs; | |
3770 | f_body = body; | |
91eba41f | 3771 | f_old_c_style = oldstyle; (* TODO *) |
485bce71 | 3772 | }, |
b1b2de81 | 3773 | ioparenb::icparenb::iifakestart::iistob) |
34e49164 | 3774 | ) |
90aeb998 | 3775 | ))))))))) |
34e49164 C |
3776 | | _ -> raise Impossible |
3777 | ) | |
3778 | ||
3779 | ||
3780 | ||
3781 | ||
3782 | ||
3783 | ||
ae4735db C |
3784 | | A.Decl (mckstart,allminus,decla), F.Decl declb -> |
3785 | declaration (mckstart,allminus,decla) declb >>= | |
3786 | (fun (mckstart,allminus,decla) declb -> | |
34e49164 C |
3787 | return ( |
3788 | A.Decl (mckstart,allminus,decla), | |
3789 | F.Decl declb | |
3790 | )) | |
3791 | ||
3792 | ||
ae4735db C |
3793 | | A.SeqStart mcode, F.SeqStart (st, level, i1) -> |
3794 | tokenf mcode i1 >>= (fun mcode i1 -> | |
34e49164 | 3795 | return ( |
ae4735db | 3796 | A.SeqStart mcode, |
34e49164 C |
3797 | F.SeqStart (st, level, i1) |
3798 | )) | |
3799 | ||
ae4735db C |
3800 | | A.SeqEnd mcode, F.SeqEnd (level, i1) -> |
3801 | tokenf mcode i1 >>= (fun mcode i1 -> | |
34e49164 C |
3802 | return ( |
3803 | A.SeqEnd mcode, | |
3804 | F.SeqEnd (level, i1) | |
3805 | )) | |
3806 | ||
ae4735db C |
3807 | | A.ExprStatement (ea, ia1), F.ExprStatement (st, (Some eb, ii)) -> |
3808 | let ib1 = tuple_of_list1 ii in | |
3809 | expression ea eb >>= (fun ea eb -> | |
3810 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
34e49164 C |
3811 | return ( |
3812 | A.ExprStatement (ea, ia1), | |
3813 | F.ExprStatement (st, (Some eb, [ib1])) | |
3814 | ) | |
3815 | )) | |
3816 | ||
3817 | ||
ae4735db | 3818 | | A.IfHeader (ia1,ia2, ea, ia3), F.IfHeader (st, (eb,ii)) -> |
34e49164 | 3819 | let (ib1, ib2, ib3) = tuple_of_list3 ii in |
ae4735db C |
3820 | expression ea eb >>= (fun ea eb -> |
3821 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
3822 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3823 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
34e49164 C |
3824 | return ( |
3825 | A.IfHeader (ia1, ia2, ea, ia3), | |
3826 | F.IfHeader (st, (eb,[ib1;ib2;ib3])) | |
3827 | ))))) | |
3828 | ||
ae4735db C |
3829 | | A.Else ia, F.Else ib -> |
3830 | tokenf ia ib >>= (fun ia ib -> | |
34e49164 C |
3831 | return (A.Else ia, F.Else ib) |
3832 | ) | |
3833 | ||
ae4735db | 3834 | | A.WhileHeader (ia1, ia2, ea, ia3), F.WhileHeader (st, (eb, ii)) -> |
34e49164 | 3835 | let (ib1, ib2, ib3) = tuple_of_list3 ii in |
ae4735db C |
3836 | expression ea eb >>= (fun ea eb -> |
3837 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
3838 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3839 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
34e49164 | 3840 | return ( |
ae4735db | 3841 | A.WhileHeader (ia1, ia2, ea, ia3), |
34e49164 C |
3842 | F.WhileHeader (st, (eb, [ib1;ib2;ib3])) |
3843 | ))))) | |
3844 | ||
ae4735db C |
3845 | | A.DoHeader ia, F.DoHeader (st, ib) -> |
3846 | tokenf ia ib >>= (fun ia ib -> | |
34e49164 | 3847 | return ( |
ae4735db | 3848 | A.DoHeader ia, |
34e49164 C |
3849 | F.DoHeader (st, ib) |
3850 | )) | |
ae4735db | 3851 | | A.WhileTail (ia1,ia2,ea,ia3,ia4), F.DoWhileTail (eb, ii) -> |
34e49164 | 3852 | let (ib1, ib2, ib3, ib4) = tuple_of_list4 ii in |
ae4735db C |
3853 | expression ea eb >>= (fun ea eb -> |
3854 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> | |
3855 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3856 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
3857 | tokenf ia4 ib4 >>= (fun ia4 ib4 -> | |
34e49164 | 3858 | return ( |
ae4735db | 3859 | A.WhileTail (ia1,ia2,ea,ia3,ia4), |
34e49164 C |
3860 | F.DoWhileTail (eb, [ib1;ib2;ib3;ib4]) |
3861 | )))))) | |
3862 | | A.IteratorHeader (ia1, ia2, eas, ia3), F.MacroIterHeader (st, ((s,ebs),ii)) | |
ae4735db | 3863 | -> |
34e49164 C |
3864 | let (ib1, ib2, ib3) = tuple_of_list3 ii in |
3865 | ||
ae4735db C |
3866 | ident DontKnow ia1 (s, ib1) >>= (fun ia1 (s, ib1) -> |
3867 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3868 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
3869 | arguments (seqstyle eas) (A.undots eas) ebs >>= (fun easundots ebs -> | |
34e49164 C |
3870 | let eas = redots eas easundots in |
3871 | return ( | |
ae4735db | 3872 | A.IteratorHeader (ia1, ia2, eas, ia3), |
34e49164 C |
3873 | F.MacroIterHeader (st, ((s,ebs), [ib1;ib2;ib3])) |
3874 | ))))) | |
3875 | ||
34e49164 | 3876 | |
ae4735db C |
3877 | |
3878 | | A.ForHeader (ia1, ia2, ea1opt, ia3, ea2opt, ia4, ea3opt, ia5), | |
34e49164 | 3879 | F.ForHeader (st, (((eb1opt,ib3s), (eb2opt,ib4s), (eb3opt,ib4vide)), ii)) |
ae4735db | 3880 | -> |
34e49164 C |
3881 | assert (null ib4vide); |
3882 | let (ib1, ib2, ib5) = tuple_of_list3 ii in | |
3883 | let ib3 = tuple_of_list1 ib3s in | |
3884 | let ib4 = tuple_of_list1 ib4s in | |
ae4735db | 3885 | |
34e49164 C |
3886 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
3887 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3888 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
3889 | tokenf ia4 ib4 >>= (fun ia4 ib4 -> | |
3890 | tokenf ia5 ib5 >>= (fun ia5 ib5 -> | |
3891 | option expression ea1opt eb1opt >>= (fun ea1opt eb1opt -> | |
3892 | option expression ea2opt eb2opt >>= (fun ea2opt eb2opt -> | |
3893 | option expression ea3opt eb3opt >>= (fun ea3opt eb3opt -> | |
3894 | return ( | |
3895 | A.ForHeader (ia1, ia2, ea1opt, ia3, ea2opt, ia4, ea3opt, ia5), | |
3896 | F.ForHeader (st, (((eb1opt,[ib3]), (eb2opt,[ib4]), (eb3opt,[])), | |
3897 | [ib1;ib2;ib5])) | |
3898 | ||
3899 | ))))))))) | |
3900 | ||
3901 | ||
3902 | | A.SwitchHeader(ia1,ia2,ea,ia3), F.SwitchHeader (st, (eb,ii)) -> | |
3903 | let (ib1, ib2, ib3) = tuple_of_list3 ii in | |
ae4735db C |
3904 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
3905 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3906 | tokenf ia3 ib3 >>= (fun ia3 ib3 -> | |
3907 | expression ea eb >>= (fun ea eb -> | |
34e49164 | 3908 | return ( |
ae4735db | 3909 | A.SwitchHeader(ia1,ia2,ea,ia3), |
34e49164 C |
3910 | F.SwitchHeader (st, (eb,[ib1;ib2;ib3])) |
3911 | ))))) | |
ae4735db C |
3912 | |
3913 | | A.Break (ia1, ia2), F.Break (st, ((),ii)) -> | |
34e49164 | 3914 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
3915 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
3916 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 | 3917 | return ( |
ae4735db | 3918 | A.Break (ia1, ia2), |
34e49164 C |
3919 | F.Break (st, ((),[ib1;ib2])) |
3920 | ))) | |
3921 | ||
ae4735db | 3922 | | A.Continue (ia1, ia2), F.Continue (st, ((),ii)) -> |
34e49164 | 3923 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
3924 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
3925 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 | 3926 | return ( |
ae4735db | 3927 | A.Continue (ia1, ia2), |
34e49164 C |
3928 | F.Continue (st, ((),[ib1;ib2])) |
3929 | ))) | |
3930 | ||
ae4735db | 3931 | | A.Return (ia1, ia2), F.Return (st, ((),ii)) -> |
34e49164 | 3932 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
3933 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
3934 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
34e49164 | 3935 | return ( |
ae4735db | 3936 | A.Return (ia1, ia2), |
34e49164 C |
3937 | F.Return (st, ((),[ib1;ib2])) |
3938 | ))) | |
3939 | ||
ae4735db | 3940 | | A.ReturnExpr (ia1, ea, ia2), F.ReturnExpr (st, (eb, ii)) -> |
34e49164 | 3941 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
3942 | tokenf ia1 ib1 >>= (fun ia1 ib1 -> |
3943 | tokenf ia2 ib2 >>= (fun ia2 ib2 -> | |
3944 | expression ea eb >>= (fun ea eb -> | |
34e49164 | 3945 | return ( |
ae4735db | 3946 | A.ReturnExpr (ia1, ea, ia2), |
34e49164 C |
3947 | F.ReturnExpr (st, (eb, [ib1;ib2])) |
3948 | )))) | |
3949 | ||
3950 | ||
3951 | ||
ae4735db | 3952 | | A.Include(incla,filea), |
485bce71 C |
3953 | F.Include {B.i_include = (fileb, ii); |
3954 | B.i_rel_pos = h_rel_pos; | |
3955 | B.i_is_in_ifdef = inifdef; | |
3956 | B.i_content = copt; | |
3957 | } -> | |
b1b2de81 | 3958 | assert (copt =*= None); |
ae4735db C |
3959 | |
3960 | let include_requirment = | |
34e49164 | 3961 | match mcodekind incla, mcodekind filea with |
ae4735db | 3962 | | A.CONTEXT (_, A.BEFORE _), _ -> |
34e49164 | 3963 | IncludeMcodeBefore |
ae4735db | 3964 | | _, A.CONTEXT (_, A.AFTER _) -> |
34e49164 | 3965 | IncludeMcodeAfter |
ae4735db | 3966 | | _ -> |
34e49164 C |
3967 | IncludeNothing |
3968 | in | |
3969 | ||
ae4735db | 3970 | let (inclb, iifileb) = tuple_of_list2 ii in |
34e49164 | 3971 | if inc_file (term filea, include_requirment) (fileb, h_rel_pos) |
ae4735db C |
3972 | then |
3973 | tokenf incla inclb >>= (fun incla inclb -> | |
3974 | tokenf filea iifileb >>= (fun filea iifileb -> | |
34e49164 C |
3975 | return ( |
3976 | A.Include(incla, filea), | |
485bce71 C |
3977 | F.Include {B.i_include = (fileb, [inclb;iifileb]); |
3978 | B.i_rel_pos = h_rel_pos; | |
3979 | B.i_is_in_ifdef = inifdef; | |
3980 | B.i_content = copt; | |
3981 | } | |
34e49164 C |
3982 | ))) |
3983 | else fail | |
3984 | ||
3985 | ||
3986 | ||
3987 | | A.DefineHeader(definea,ida,params), F.DefineHeader ((idb, ii), defkind) -> | |
3988 | let (defineb, iidb, ieol) = tuple_of_list3 ii in | |
ae4735db C |
3989 | ident DontKnow ida (idb, iidb) >>= (fun ida (idb, iidb) -> |
3990 | tokenf definea defineb >>= (fun definea defineb -> | |
34e49164 | 3991 | (match A.unwrap params, defkind with |
ae4735db | 3992 | | A.NoParams, B.DefineVar -> |
34e49164 | 3993 | return ( |
ae4735db | 3994 | A.NoParams +> A.rewrap params, |
34e49164 C |
3995 | B.DefineVar |
3996 | ) | |
ae4735db | 3997 | | A.DParams(lpa,eas,rpa), (B.DefineFunc (ebs, ii)) -> |
34e49164 | 3998 | let (lpb, rpb) = tuple_of_list2 ii in |
ae4735db C |
3999 | tokenf lpa lpb >>= (fun lpa lpb -> |
4000 | tokenf rpa rpb >>= (fun rpa rpb -> | |
34e49164 | 4001 | |
ae4735db C |
4002 | define_params (seqstyle eas) (A.undots eas) ebs >>= |
4003 | (fun easundots ebs -> | |
34e49164 C |
4004 | let eas = redots eas easundots in |
4005 | return ( | |
4006 | A.DParams (lpa,eas,rpa) +> A.rewrap params, | |
4007 | B.DefineFunc (ebs,[lpb;rpb]) | |
4008 | ) | |
4009 | ))) | |
4010 | | _ -> fail | |
ae4735db | 4011 | ) >>= (fun params defkind -> |
34e49164 C |
4012 | return ( |
4013 | A.DefineHeader (definea, ida, params), | |
4014 | F.DefineHeader ((idb,[defineb;iidb;ieol]),defkind) | |
4015 | )) | |
4016 | )) | |
4017 | ||
4018 | ||
ae4735db | 4019 | | A.Default(def,colon), F.Default (st, ((),ii)) -> |
34e49164 | 4020 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
4021 | tokenf def ib1 >>= (fun def ib1 -> |
4022 | tokenf colon ib2 >>= (fun colon ib2 -> | |
34e49164 | 4023 | return ( |
ae4735db | 4024 | A.Default(def,colon), |
34e49164 C |
4025 | F.Default (st, ((),[ib1;ib2])) |
4026 | ))) | |
4027 | ||
ae4735db C |
4028 | |
4029 | ||
4030 | | A.Case(case,ea,colon), F.Case (st, (eb,ii)) -> | |
34e49164 | 4031 | let (ib1, ib2) = tuple_of_list2 ii in |
ae4735db C |
4032 | tokenf case ib1 >>= (fun case ib1 -> |
4033 | expression ea eb >>= (fun ea eb -> | |
4034 | tokenf colon ib2 >>= (fun colon ib2 -> | |
34e49164 | 4035 | return ( |
ae4735db | 4036 | A.Case(case,ea,colon), |
34e49164 C |
4037 | F.Case (st, (eb,[ib1;ib2])) |
4038 | )))) | |
4039 | ||
4040 | (* only occurs in the predicates generated by asttomember *) | |
ae4735db | 4041 | | A.DisjRuleElem eas, _ -> |
34e49164 C |
4042 | (eas +> |
4043 | List.fold_left (fun acc ea -> acc >|+|> (rule_elem_node ea node)) fail) | |
4044 | >>= (fun ea eb -> return (A.unwrap ea,F.unwrap eb)) | |
4045 | ||
4046 | | _, F.ExprStatement (_, (None, ii)) -> fail (* happen ? *) | |
4047 | ||
b1b2de81 C |
4048 | | A.Label(id,dd), F.Label (st, nameb, ((),ii)) -> |
4049 | let (ib2) = tuple_of_list1 ii in | |
978fd7e5 C |
4050 | ident_cpp DontKnow id nameb >>= (fun ida nameb -> |
4051 | tokenf dd ib2 >>= (fun dd ib2 -> | |
4052 | return ( | |
4053 | A.Label (ida,dd), | |
4054 | F.Label (st,nameb, ((),[ib2])) | |
4055 | ))) | |
34e49164 | 4056 | |
b1b2de81 C |
4057 | | A.Goto(goto,id,sem), F.Goto (st,nameb, ((),ii)) -> |
4058 | let (ib1,ib3) = tuple_of_list2 ii in | |
34e49164 | 4059 | tokenf goto ib1 >>= (fun goto ib1 -> |
b1b2de81 | 4060 | ident_cpp DontKnow id nameb >>= (fun id nameb -> |
34e49164 C |
4061 | tokenf sem ib3 >>= (fun sem ib3 -> |
4062 | return( | |
4063 | A.Goto(goto,id,sem), | |
b1b2de81 | 4064 | F.Goto (st,nameb, ((),[ib1;ib3])) |
34e49164 C |
4065 | )))) |
4066 | ||
4067 | (* have not a counter part in coccinelle, for the moment *) | |
4068 | (* todo?: print a warning at least ? *) | |
ae4735db | 4069 | | _, F.CaseRange _ |
34e49164 | 4070 | | _, F.Asm _ |
34e49164 C |
4071 | | _, F.MacroTop _ |
4072 | -> fail2() | |
4073 | ||
485bce71 C |
4074 | | _, (F.IfdefEndif _|F.IfdefElse _|F.IfdefHeader _) |
4075 | -> fail2 () | |
4076 | ||
ae4735db | 4077 | | _, |
485bce71 C |
4078 | (F.MacroStmt (_, _)| F.DefineDoWhileZeroHeader _| F.EndNode|F.TopNode) |
4079 | -> fail | |
ae4735db | 4080 | | _, |
b1b2de81 | 4081 | (F.Label (_, _, _)|F.Break (_, _)|F.Continue (_, _)|F.Default (_, _)| |
485bce71 C |
4082 | F.Case (_, _)|F.Include _|F.Goto _|F.ExprStatement _| |
4083 | F.DefineType _|F.DefineExpr _|F.DefineTodo| | |
4084 | F.DefineHeader (_, _)|F.ReturnExpr (_, _)|F.Return (_, _)|F.MacroIterHeader (_, _)| | |
4085 | F.SwitchHeader (_, _)|F.ForHeader (_, _)|F.DoWhileTail _|F.DoHeader (_, _)| | |
4086 | F.WhileHeader (_, _)|F.Else _|F.IfHeader (_, _)| | |
4087 | F.SeqEnd (_, _)|F.SeqStart (_, _, _)| | |
4088 | F.Decl _|F.FunHeader _) | |
4089 | -> fail | |
4090 | ||
34e49164 | 4091 | |
34e49164 C |
4092 | ) |
4093 | end | |
4094 |