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9f8e26f4 | 1 | (* |
ae4735db | 2 | * Copyright 2005-2010, Ecole des Mines de Nantes, University of Copenhagen |
9f8e26f4 C |
3 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix |
4 | * This file is part of Coccinelle. | |
5 | * | |
6 | * Coccinelle is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, according to version 2 of the License. | |
9 | * | |
10 | * Coccinelle is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. | |
17 | * | |
18 | * The authors reserve the right to distribute this or future versions of | |
19 | * Coccinelle under other licenses. | |
20 | *) | |
21 | ||
22 | ||
34e49164 C |
23 | (* exports everything, used only by parser_cocci_menhir.mly *) |
24 | module Ast0 = Ast0_cocci | |
25 | module Ast = Ast_cocci | |
26 | ||
27 | (* types for metavariable tokens *) | |
28 | type info = Ast.meta_name * Ast0.pure * Data.clt | |
29 | type idinfo = Ast.meta_name * Data.iconstraints * Ast0.pure * Data.clt | |
30 | type expinfo = Ast.meta_name * Data.econstraints * Ast0.pure * Data.clt | |
31 | type tyinfo = Ast.meta_name * Ast0.typeC list * Ast0.pure * Data.clt | |
32 | type list_info = Ast.meta_name * Ast.meta_name option * Ast0.pure * Data.clt | |
951c7801 | 33 | type typed_expinfo = |
34e49164 C |
34 | Ast.meta_name * Data.econstraints * Ast0.pure * |
35 | Type_cocci.typeC list option * Data.clt | |
36 | type pos_info = Ast.meta_name * Data.pconstraints * Ast.meta_collect * Data.clt | |
37 | ||
34e49164 C |
38 | let get_option fn = function |
39 | None -> None | |
40 | | Some x -> Some (fn x) | |
41 | ||
42 | let make_info line logical_line offset col strbef straft = | |
0708f913 C |
43 | let new_pos_info = |
44 | {Ast0.line_start = line; Ast0.line_end = line; | |
45 | Ast0.logical_start = logical_line; Ast0.logical_end = logical_line; | |
708f4980 | 46 | Ast0.column = col; Ast0.offset = offset; } in |
0708f913 | 47 | { Ast0.pos_info = new_pos_info; |
34e49164 C |
48 | Ast0.attachable_start = true; Ast0.attachable_end = true; |
49 | Ast0.mcode_start = []; Ast0.mcode_end = []; | |
34e49164 C |
50 | Ast0.strings_before = strbef; Ast0.strings_after = straft; } |
51 | ||
52 | let clt2info (_,line,logical_line,offset,col,strbef,straft,pos) = | |
53 | make_info line logical_line offset col strbef straft | |
54 | ||
55 | let drop_bef (arity,line,lline,offset,col,strbef,straft,pos) = | |
56 | (arity,line,lline,offset,col,[],straft,pos) | |
57 | ||
58 | let drop_aft (arity,line,lline,offset,col,strbef,straft,pos) = | |
59 | (arity,line,lline,offset,col,strbef,[],pos) | |
60 | ||
7f004419 C |
61 | let drop_pos (arity,line,lline,offset,col,strbef,straft,pos) = |
62 | (arity,line,lline,offset,col,strbef,straft,Ast0.NoMetaPos) | |
63 | ||
34e49164 C |
64 | let clt2mcode str = function |
65 | (Data.MINUS,line,lline,offset,col,strbef,straft,pos) -> | |
66 | (str,Ast0.NONE,make_info line lline offset col strbef straft, | |
708f4980 | 67 | Ast0.MINUS(ref([],Ast0.default_token_info)),ref pos,-1) |
34e49164 C |
68 | | (Data.OPTMINUS,line,lline,offset,col,strbef,straft,pos) -> |
69 | (str,Ast0.OPT,make_info line lline offset col strbef straft, | |
708f4980 | 70 | Ast0.MINUS(ref([],Ast0.default_token_info)),ref pos,-1) |
34e49164 C |
71 | | (Data.UNIQUEMINUS,line,lline,offset,col,strbef,straft,pos) -> |
72 | (str,Ast0.UNIQUE,make_info line lline offset col strbef straft, | |
708f4980 | 73 | Ast0.MINUS(ref([],Ast0.default_token_info)),ref pos,-1) |
34e49164 | 74 | | (Data.PLUS,line,lline,offset,col,strbef,straft,pos) -> |
951c7801 C |
75 | (str,Ast0.NONE,make_info line lline offset col strbef straft, |
76 | Ast0.PLUS(Ast.ONE),ref pos,-1) | |
77 | | (Data.PLUSPLUS,line,lline,offset,col,strbef,straft,pos) -> | |
78 | (str,Ast0.NONE,make_info line lline offset col strbef straft, | |
79 | Ast0.PLUS(Ast.MANY),ref pos,-1) | |
34e49164 C |
80 | | (Data.CONTEXT,line,lline,offset,col,strbef,straft,pos) -> |
81 | (str,Ast0.NONE,make_info line lline offset col strbef straft, | |
82 | Ast0.CONTEXT(ref(Ast.NOTHING, | |
83 | Ast0.default_token_info,Ast0.default_token_info)), | |
708f4980 | 84 | ref pos,-1) |
34e49164 C |
85 | | (Data.OPT,line,lline,offset,col,strbef,straft,pos) -> |
86 | (str,Ast0.OPT,make_info line lline offset col strbef straft, | |
87 | Ast0.CONTEXT(ref(Ast.NOTHING, | |
88 | Ast0.default_token_info,Ast0.default_token_info)), | |
708f4980 | 89 | ref pos,-1) |
34e49164 C |
90 | | (Data.UNIQUE,line,lline,offset,col,strbef,straft,pos) -> |
91 | (str,Ast0.UNIQUE,make_info line lline offset col strbef straft, | |
92 | Ast0.CONTEXT(ref(Ast.NOTHING, | |
93 | Ast0.default_token_info,Ast0.default_token_info)), | |
708f4980 | 94 | ref pos,-1) |
34e49164 C |
95 | |
96 | let id2name (name, clt) = name | |
97 | let id2clt (name, clt) = clt | |
98 | let id2mcode (name, clt) = clt2mcode name clt | |
99 | ||
100 | let mkdots str (dot,whencode) = | |
101 | match str with | |
102 | "..." -> Ast0.wrap(Ast0.Dots(clt2mcode str dot, whencode)) | |
103 | | "ooo" -> Ast0.wrap(Ast0.Circles(clt2mcode str dot, whencode)) | |
104 | | "***" -> Ast0.wrap(Ast0.Stars(clt2mcode str dot, whencode)) | |
105 | | _ -> failwith "cannot happen" | |
106 | ||
107 | let mkedots str (dot,whencode) = | |
108 | match str with | |
109 | "..." -> Ast0.wrap(Ast0.Edots(clt2mcode str dot, whencode)) | |
110 | | "ooo" -> Ast0.wrap(Ast0.Ecircles(clt2mcode str dot, whencode)) | |
111 | | "***" -> Ast0.wrap(Ast0.Estars(clt2mcode str dot, whencode)) | |
112 | | _ -> failwith "cannot happen" | |
113 | ||
114 | let mkdpdots str dot = | |
115 | match str with | |
116 | "..." -> Ast0.wrap(Ast0.DPdots(clt2mcode str dot)) | |
117 | | "ooo" -> Ast0.wrap(Ast0.DPcircles(clt2mcode str dot)) | |
118 | | _ -> failwith "cannot happen" | |
119 | ||
120 | let mkidots str (dot,whencode) = | |
121 | match str with | |
122 | "..." -> Ast0.wrap(Ast0.Idots(clt2mcode str dot, whencode)) | |
123 | | _ -> failwith "cannot happen" | |
124 | ||
125 | let mkddots str (dot,whencode) = | |
126 | match (str,whencode) with | |
127 | ("...",None) -> Ast0.wrap(Ast0.Ddots(clt2mcode str dot, None)) | |
128 | | ("...",Some [w]) -> Ast0.wrap(Ast0.Ddots(clt2mcode str dot, Some w)) | |
129 | | _ -> failwith "cannot happen" | |
130 | ||
131 | let mkpdots str dot = | |
132 | match str with | |
133 | "..." -> Ast0.wrap(Ast0.Pdots(clt2mcode str dot)) | |
134 | | "ooo" -> Ast0.wrap(Ast0.Pcircles(clt2mcode str dot)) | |
135 | | _ -> failwith "cannot happen" | |
136 | ||
137 | let arith_op ast_op left op right = | |
138 | Ast0.wrap | |
139 | (Ast0.Binary(left, clt2mcode (Ast.Arith ast_op) op, right)) | |
140 | ||
141 | let logic_op ast_op left op right = | |
142 | Ast0.wrap | |
143 | (Ast0.Binary(left, clt2mcode (Ast.Logical ast_op) op, right)) | |
144 | ||
145 | let make_cv cv ty = | |
146 | match cv with None -> ty | Some x -> Ast0.wrap (Ast0.ConstVol(x,ty)) | |
147 | ||
148 | let top_dots l = | |
149 | let circle x = | |
150 | match Ast0.unwrap x with Ast0.Circles(_) -> true | _ -> false in | |
151 | let star x = | |
152 | match Ast0.unwrap x with Ast0.Stars(_) -> true | _ -> false in | |
153 | if List.exists circle l | |
154 | then Ast0.wrap(Ast0.CIRCLES(l)) | |
155 | else | |
156 | if List.exists star l | |
157 | then Ast0.wrap(Ast0.STARS(l)) | |
158 | else Ast0.wrap(Ast0.DOTS(l)) | |
159 | ||
160 | (* here the offset is that of the first in the sequence of *s, not that of | |
161 | each * individually *) | |
162 | let pointerify ty m = | |
163 | List.fold_left | |
164 | (function inner -> | |
165 | function cur -> | |
166 | Ast0.wrap(Ast0.Pointer(inner,clt2mcode "*" cur))) | |
167 | ty m | |
168 | ||
169 | let ty_pointerify ty m = | |
170 | List.fold_left | |
171 | (function inner -> function cur -> Type_cocci.Pointer(inner)) | |
172 | ty m | |
173 | ||
174 | (* Left is <=>, Right is =>. Collect <=>s. *) | |
175 | (* The parser should have done this, with precedences. But whatever... *) | |
c3e37e97 | 176 | let iso_adjust first_fn fn first rest = |
34e49164 C |
177 | let rec loop = function |
178 | [] -> [[]] | |
179 | | (Common.Left x)::rest -> | |
180 | (match loop rest with | |
181 | front::after -> (fn x::front)::after | |
182 | | _ -> failwith "not possible") | |
183 | | (Common.Right x)::rest -> | |
184 | (match loop rest with | |
185 | front::after -> []::(fn x::front)::after | |
186 | | _ -> failwith "not possible") in | |
187 | match loop rest with | |
c3e37e97 | 188 | front::after -> (first_fn first::front)::after |
34e49164 C |
189 | | _ -> failwith "not possible" |
190 | ||
191 | let check_meta tok = | |
192 | let lookup rule name = | |
193 | try | |
194 | let info = Hashtbl.find Data.all_metadecls rule in | |
195 | List.find (function mv -> Ast.get_meta_name mv = (rule,name)) info | |
196 | with | |
197 | Not_found -> | |
198 | raise | |
199 | (Semantic_cocci.Semantic | |
200 | ("bad rule "^rule^" or bad variable "^name)) in | |
201 | match tok with | |
202 | Ast.MetaIdDecl(Ast.NONE,(rule,name)) -> | |
203 | (match lookup rule name with | |
204 | Ast.MetaIdDecl(_,_) | Ast.MetaFreshIdDecl(_,_) -> () | |
205 | | _ -> | |
206 | raise | |
207 | (Semantic_cocci.Semantic | |
208 | ("incompatible inheritance declaration "^name))) | |
b1b2de81 | 209 | | Ast.MetaFreshIdDecl((rule,name),seed) -> |
34e49164 C |
210 | raise |
211 | (Semantic_cocci.Semantic | |
212 | "can't inherit the freshness of an identifier") | |
213 | | Ast.MetaListlenDecl((rule,name)) -> | |
214 | (match lookup rule name with | |
215 | Ast.MetaListlenDecl(_) -> () | |
216 | | _ -> | |
217 | raise | |
218 | (Semantic_cocci.Semantic | |
219 | ("incompatible inheritance declaration "^name))) | |
220 | | Ast.MetaTypeDecl(Ast.NONE,(rule,name)) -> | |
221 | (match lookup rule name with | |
222 | Ast.MetaTypeDecl(_,_) -> () | |
223 | | _ -> | |
224 | raise | |
225 | (Semantic_cocci.Semantic | |
226 | ("incompatible inheritance declaration "^name))) | |
113803cf C |
227 | | Ast.MetaInitDecl(Ast.NONE,(rule,name)) -> |
228 | (match lookup rule name with | |
229 | Ast.MetaInitDecl(_,_) -> () | |
230 | | _ -> | |
231 | raise | |
232 | (Semantic_cocci.Semantic | |
233 | ("incompatible inheritance declaration "^name))) | |
34e49164 C |
234 | | Ast.MetaParamDecl(Ast.NONE,(rule,name)) -> |
235 | (match lookup rule name with | |
236 | Ast.MetaParamDecl(_,_) -> () | |
237 | | _ -> | |
238 | raise | |
239 | (Semantic_cocci.Semantic | |
240 | ("incompatible inheritance declaration "^name))) | |
241 | | Ast.MetaParamListDecl(Ast.NONE,(rule,name),len_name) -> | |
242 | (match lookup rule name with | |
243 | Ast.MetaParamListDecl(_,_,_) -> () | |
244 | | _ -> | |
245 | raise | |
246 | (Semantic_cocci.Semantic | |
247 | ("incompatible inheritance declaration "^name))) | |
248 | | Ast.MetaErrDecl(Ast.NONE,(rule,name)) -> | |
249 | (match lookup rule name with | |
250 | Ast.MetaErrDecl(_,_) -> () | |
251 | | _ -> | |
252 | raise | |
253 | (Semantic_cocci.Semantic | |
254 | ("incompatible inheritance declaration "^name))) | |
255 | | Ast.MetaExpDecl(Ast.NONE,(rule,name),ty) -> | |
256 | (match lookup rule name with | |
257 | Ast.MetaExpDecl(_,_,ty1) when ty = ty1 -> () | |
258 | | _ -> | |
259 | raise | |
260 | (Semantic_cocci.Semantic | |
261 | ("incompatible inheritance declaration "^name))) | |
262 | | Ast.MetaIdExpDecl(Ast.NONE,(rule,name),ty) -> | |
263 | (match lookup rule name with | |
264 | Ast.MetaIdExpDecl(_,_,ty1) when ty = ty1 -> () | |
265 | | _ -> | |
266 | raise | |
267 | (Semantic_cocci.Semantic | |
268 | ("incompatible inheritance declaration "^name))) | |
269 | | Ast.MetaLocalIdExpDecl(Ast.NONE,(rule,name),ty) -> | |
270 | (match lookup rule name with | |
271 | Ast.MetaLocalIdExpDecl(_,_,ty1) when ty = ty1 -> () | |
272 | | _ -> | |
273 | raise | |
274 | (Semantic_cocci.Semantic | |
275 | ("incompatible inheritance declaration "^name))) | |
276 | | Ast.MetaExpListDecl(Ast.NONE,(rule,name),len_name) -> | |
277 | (match lookup rule name with | |
278 | Ast.MetaExpListDecl(_,_,_) -> () | |
faf9a90c | 279 | | Ast.MetaParamListDecl(_,_,_) when not (!Flag.make_hrule = None) -> () |
34e49164 C |
280 | | _ -> |
281 | raise | |
282 | (Semantic_cocci.Semantic | |
283 | ("incompatible inheritance declaration "^name))) | |
284 | | Ast.MetaStmDecl(Ast.NONE,(rule,name)) -> | |
285 | (match lookup rule name with | |
286 | Ast.MetaStmDecl(_,_) -> () | |
287 | | _ -> | |
288 | raise | |
289 | (Semantic_cocci.Semantic | |
290 | ("incompatible inheritance declaration "^name))) | |
291 | | Ast.MetaStmListDecl(Ast.NONE,(rule,name)) -> | |
292 | (match lookup rule name with | |
293 | Ast.MetaStmListDecl(_,_) -> () | |
294 | | _ -> | |
295 | raise | |
296 | (Semantic_cocci.Semantic | |
297 | ("incompatible inheritance declaration "^name))) | |
298 | | Ast.MetaFuncDecl(Ast.NONE,(rule,name)) -> | |
299 | (match lookup rule name with | |
300 | Ast.MetaFuncDecl(_,_) -> () | |
301 | | _ -> | |
302 | raise | |
303 | (Semantic_cocci.Semantic | |
304 | ("incompatible inheritance declaration "^name))) | |
305 | | Ast.MetaLocalFuncDecl(Ast.NONE,(rule,name)) -> | |
306 | (match lookup rule name with | |
307 | Ast.MetaLocalFuncDecl(_,_) -> () | |
308 | | _ -> | |
309 | raise | |
310 | (Semantic_cocci.Semantic | |
311 | ("incompatible inheritance declaration "^name))) | |
312 | | Ast.MetaConstDecl(Ast.NONE,(rule,name),ty) -> | |
313 | (match lookup rule name with | |
314 | Ast.MetaConstDecl(_,_,ty1) when ty = ty1 -> () | |
315 | | _ -> | |
316 | raise | |
317 | (Semantic_cocci.Semantic | |
318 | ("incompatible inheritance declaration "^name))) | |
319 | | Ast.MetaPosDecl(Ast.NONE,(rule,name)) -> | |
320 | (match lookup rule name with | |
321 | Ast.MetaPosDecl(_,_) -> | |
322 | if not (List.mem rule !Data.inheritable_positions) | |
323 | then | |
324 | raise | |
325 | (Semantic_cocci.Semantic | |
326 | ("position cannot be inherited over modifications: "^name)) | |
327 | | _ -> | |
328 | raise | |
329 | (Semantic_cocci.Semantic | |
330 | ("incompatible inheritance declaration "^name))) | |
331 | | _ -> | |
332 | raise | |
333 | (Semantic_cocci.Semantic ("arity not allowed on imported declaration")) | |
334 | ||
335 | let create_metadec ar ispure kindfn ids current_rule = | |
336 | List.concat | |
337 | (List.map | |
338 | (function (rule,nm) -> | |
339 | let (rule,checker) = | |
340 | match rule with | |
341 | None -> ((current_rule,nm),function x -> [Common.Left x]) | |
342 | | Some rule -> | |
343 | ((rule,nm), | |
344 | function x -> check_meta x; [Common.Right x]) in | |
345 | kindfn ar rule ispure checker) | |
346 | ids) | |
347 | ||
ae4735db C |
348 | |
349 | let create_metadec_virt ar ispure kindfn ids current_rule = | |
350 | List.concat | |
351 | (List.map | |
352 | (function nm -> | |
353 | let checker = function x -> [Common.Right x] in | |
354 | kindfn ar nm ispure checker !Flag.defined_virtual_env) | |
355 | ids) | |
356 | ||
b1b2de81 C |
357 | let create_fresh_metadec kindfn ids current_rule = |
358 | List.concat | |
359 | (List.map | |
360 | (function ((rule,nm),seed) -> | |
361 | let (rule,checker) = | |
362 | match rule with | |
363 | None -> ((current_rule,nm),function x -> [Common.Left x]) | |
364 | | Some rule -> | |
365 | ((rule,nm), | |
366 | function x -> check_meta x; [Common.Right x]) in | |
367 | kindfn rule checker seed) | |
368 | ids) | |
369 | ||
951c7801 | 370 | let create_metadec_with_constraints ar ispure kindfn ids current_rule = |
34e49164 C |
371 | List.concat |
372 | (List.map | |
373 | (function ((rule,nm),constraints) -> | |
374 | let (rule,checker) = | |
375 | match rule with | |
951c7801 C |
376 | None -> ((current_rule,nm),function x -> [Common.Left x]) |
377 | | Some rule -> | |
378 | ((rule,nm), | |
379 | function x -> check_meta x; [Common.Right x]) in | |
380 | kindfn ar rule ispure checker constraints) | |
34e49164 C |
381 | ids) |
382 | ||
383 | let create_metadec_ty ar ispure kindfn ids current_rule = | |
384 | List.concat | |
385 | (List.map | |
386 | (function ((rule,nm),constraints) -> | |
387 | let (rule,checker) = | |
388 | match rule with | |
389 | None -> ((current_rule,nm),function x -> [Common.Left x]) | |
390 | | Some rule -> | |
391 | ((rule,nm), | |
392 | function x -> check_meta x; [Common.Right x]) in | |
393 | kindfn ar rule ispure checker constraints) | |
394 | ids) | |
395 | ||
396 | let create_len_metadec ar ispure kindfn lenid ids current_rule = | |
397 | let lendec = | |
398 | create_metadec Ast.NONE Ast0.Impure | |
399 | (fun _ name _ check_meta -> check_meta(Ast.MetaListlenDecl(name))) | |
400 | [lenid] current_rule in | |
401 | let lenname = | |
402 | match lendec with | |
403 | [Common.Left (Ast.MetaListlenDecl(x))] -> x | |
404 | | [Common.Right (Ast.MetaListlenDecl(x))] -> x | |
405 | | _ -> failwith "unexpected length declaration" in | |
406 | lendec@(create_metadec ar ispure (kindfn lenname) ids current_rule) | |
407 | ||
408 | (* ---------------------------------------------------------------------- *) | |
409 | ||
410 | let str2inc s = | |
411 | let elements = Str.split (Str.regexp "/") s in | |
412 | List.map (function "..." -> Ast.IncDots | s -> Ast.IncPath s) elements | |
413 | ||
414 | (* ---------------------------------------------------------------------- *) | |
415 | (* statements *) | |
416 | ||
417 | let meta_stm name = | |
418 | let (nm,pure,clt) = name in | |
419 | Ast0.wrap(Ast0.MetaStmt(clt2mcode nm clt,pure)) | |
420 | ||
421 | let exp_stm exp pv = | |
422 | Ast0.wrap(Ast0.ExprStatement (exp, clt2mcode ";" pv)) | |
423 | ||
424 | let ifthen iff lp tst rp thn = | |
425 | Ast0.wrap(Ast0.IfThen(clt2mcode "if" iff, | |
426 | clt2mcode "(" lp,tst,clt2mcode ")" rp,thn, | |
427 | (Ast0.default_info(),Ast0.context_befaft()))) | |
428 | ||
429 | let ifthenelse iff lp tst rp thn e els = | |
430 | Ast0.wrap(Ast0.IfThenElse(clt2mcode "if" iff, | |
431 | clt2mcode "(" lp,tst,clt2mcode ")" rp,thn, | |
432 | clt2mcode "else" e,els, | |
433 | (Ast0.default_info(),Ast0.context_befaft()))) | |
434 | ||
435 | let forloop fr lp e1 sc1 e2 sc2 e3 rp s = | |
436 | Ast0.wrap(Ast0.For(clt2mcode "for" fr,clt2mcode "(" lp,e1, | |
437 | clt2mcode ";" sc1,e2, | |
438 | clt2mcode ";" sc2,e3,clt2mcode ")" rp,s, | |
439 | (Ast0.default_info(),Ast0.context_befaft()))) | |
440 | ||
441 | let whileloop w lp e rp s = | |
442 | Ast0.wrap(Ast0.While(clt2mcode "while" w,clt2mcode "(" lp, | |
443 | e,clt2mcode ")" rp,s, | |
444 | (Ast0.default_info(),Ast0.context_befaft()))) | |
445 | ||
446 | let doloop d s w lp e rp pv = | |
447 | Ast0.wrap(Ast0.Do(clt2mcode "do" d,s,clt2mcode "while" w, | |
448 | clt2mcode "(" lp,e,clt2mcode ")" rp, | |
449 | clt2mcode ";" pv)) | |
450 | ||
451 | let iterator i lp e rp s = | |
452 | Ast0.wrap(Ast0.Iterator(i,clt2mcode "(" lp,e,clt2mcode ")" rp,s, | |
453 | (Ast0.default_info(),Ast0.context_befaft()))) | |
454 | ||
fc1ad971 C |
455 | let switch s lp e rp lb d c rb = |
456 | let d = | |
457 | List.map | |
458 | (function d -> | |
459 | Ast0.wrap(Ast0.Decl((Ast0.default_info(),Ast0.context_befaft()),d))) | |
460 | d in | |
34e49164 C |
461 | Ast0.wrap(Ast0.Switch(clt2mcode "switch" s,clt2mcode "(" lp,e, |
462 | clt2mcode ")" rp,clt2mcode "{" lb, | |
fc1ad971 | 463 | Ast0.wrap(Ast0.DOTS(d)), |
34e49164 C |
464 | Ast0.wrap(Ast0.DOTS(c)),clt2mcode "}" rb)) |
465 | ||
466 | let ret_exp r e pv = | |
467 | Ast0.wrap(Ast0.ReturnExpr(clt2mcode "return" r,e,clt2mcode ";" pv)) | |
468 | ||
469 | let ret r pv = | |
470 | Ast0.wrap(Ast0.Return(clt2mcode "return" r,clt2mcode ";" pv)) | |
471 | ||
472 | let break b pv = | |
473 | Ast0.wrap(Ast0.Break(clt2mcode "break" b,clt2mcode ";" pv)) | |
474 | ||
475 | let cont c pv = | |
476 | Ast0.wrap(Ast0.Continue(clt2mcode "continue" c,clt2mcode ";" pv)) | |
477 | ||
478 | let label i dd = | |
479 | Ast0.wrap(Ast0.Label(i,clt2mcode ":" dd)) | |
480 | ||
481 | let goto g i pv = | |
482 | Ast0.wrap(Ast0.Goto(clt2mcode "goto" g,i,clt2mcode ";" pv)) | |
483 | ||
484 | let seq lb s rb = | |
485 | Ast0.wrap(Ast0.Seq(clt2mcode "{" lb,s,clt2mcode "}" rb)) | |
486 | ||
487 | (* ---------------------------------------------------------------------- *) | |
488 | ||
489 | let make_iso_rule_name_result n = | |
490 | (try let _ = Hashtbl.find Data.all_metadecls n in | |
491 | raise (Semantic_cocci.Semantic ("repeated rule name")) | |
492 | with Not_found -> ()); | |
493 | Ast.CocciRulename (Some n,Ast.NoDep,[],[],Ast.Undetermined,false (*discarded*)) | |
494 | ||
495 | let make_cocci_rule_name_result nm d i a e ee = | |
496 | match nm with | |
497 | Some nm -> | |
498 | let n = id2name nm in | |
499 | (try let _ = Hashtbl.find Data.all_metadecls n in | |
500 | raise (Semantic_cocci.Semantic ("repeated rule name")) | |
501 | with Not_found -> ()); | |
502 | Ast.CocciRulename (Some n,d,i,a,e,ee) | |
503 | | None -> Ast.CocciRulename (None,d,i,a,e,ee) | |
504 | ||
faf9a90c C |
505 | let make_generated_rule_name_result nm d i a e ee = |
506 | match nm with | |
507 | Some nm -> | |
508 | let n = id2name nm in | |
509 | (try let _ = Hashtbl.find Data.all_metadecls n in | |
510 | raise (Semantic_cocci.Semantic ("repeated rule name")) | |
511 | with Not_found -> ()); | |
512 | Ast.GeneratedRulename (Some n,d,i,a,e,ee) | |
513 | | None -> Ast.GeneratedRulename (None,d,i,a,e,ee) | |
514 | ||
1be43e12 | 515 | let make_script_rule_name_result lang deps = |
34e49164 | 516 | let l = id2name lang in |
708f4980 | 517 | Ast.ScriptRulename (l,deps) |
b1b2de81 | 518 | |
c3e37e97 | 519 | let make_initial_script_rule_name_result lang deps = |
b1b2de81 | 520 | let l = id2name lang in |
c3e37e97 | 521 | Ast.InitialScriptRulename(l,deps) |
b1b2de81 | 522 | |
c3e37e97 | 523 | let make_final_script_rule_name_result lang deps = |
b1b2de81 | 524 | let l = id2name lang in |
c3e37e97 | 525 | Ast.FinalScriptRulename(l,deps) |
978fd7e5 C |
526 | |
527 | (* Allows type alone only when it is void and only when there is only one | |
528 | parameter. This avoids ambiguity problems in the parser. *) | |
529 | let verify_parameter_declarations = function | |
530 | [] -> () | |
531 | | [x] -> | |
532 | (match Ast0.unwrap x with | |
533 | Ast0.Param(t, None) -> | |
534 | (match Ast0.unwrap t with | |
535 | Ast0.BaseType(Ast.VoidType,_) -> () | |
536 | | _ -> | |
537 | failwith | |
538 | (Printf.sprintf | |
539 | "%d: only void can be a parameter without an identifier" | |
540 | (Ast0.get_line t))) | |
541 | | _ -> ()) | |
542 | | l -> | |
543 | List.iter | |
544 | (function x -> | |
545 | match Ast0.unwrap x with | |
546 | Ast0.Param(t, None) -> | |
547 | failwith | |
548 | (Printf.sprintf | |
549 | "%d: only void alone can be a parameter without an identifier" | |
550 | (Ast0.get_line t)) | |
551 | | _ -> ()) | |
552 | l |